core.jl
# This file is a part of Julia. License is MIT: http://julialang.org/license
# test core language features
const Bottom = Union{}
const curmod = current_module()
const curmod_name = fullname(curmod)
const curmod_prefix = "$(["$m." for m in curmod_name]...)"
f47{T}(x::Vector{Vector{T}}) = 0
@test_throws MethodError f47(Array{Vector}(0))
@test f47(Array{Vector{Int}}(0)) == 0
# checking unionall and typevar components
@test_throws TypeError ([] where T)
@test_throws TypeError ([T] where T)
@test_throws TypeError (Array{T} where T<:[])
@test_throws TypeError (Array{T} where T>:[])
@test_throws TypeError (Array{T} where T<:Vararg)
@test_throws TypeError (Array{T} where T>:Vararg)
@test_throws TypeError (Array{T} where T<:Vararg{Int})
@test_throws TypeError (Array{T} where T<:Vararg{Int,2})
# issue #8652
function args_morespecific(a, b)
sp = (ccall(:jl_type_morespecific, Cint, (Any,Any), a, b) != 0)
if sp # make sure morespecific(a,b) implies !morespecific(b,a)
@test ccall(:jl_type_morespecific, Cint, (Any,Any), b, a) == 0
end
return sp
end
let
a = Tuple{Type{T1}, T1} where T1<:Integer
b2 = Tuple{Type{T2}, Integer} where T2<:Integer
@test args_morespecific(a, b2)
@test !args_morespecific(b2, a)
a = Tuple{Type{T1}, Ptr{T1}} where T1<:Integer
b2 = Tuple{Type{T2}, Ptr{Integer}} where T2<:Integer
@test args_morespecific(a, b2)
@test !args_morespecific(b2, a)
end
# issue #11534
let
t1 = Tuple{AbstractArray, Tuple{Vararg{RangeIndex}}}
t2 = Tuple{Array, T} where T<:Tuple{Vararg{RangeIndex}}
@test !args_morespecific(t1, t2)
@test args_morespecific(t2, t1)
end
let
a = Tuple{Array{T,N}, Vararg{Int,N}} where T where N
b = Tuple{Array,Int}
@test args_morespecific(a, b)
@test !args_morespecific(b, a)
a = Tuple{Array, Vararg{Int,N}} where N
@test !args_morespecific(a, b)
@test args_morespecific(b, a)
end
# another specificity issue
_z_z_z_(x, y) = 1
_z_z_z_(::Int, ::Int, ::Vector) = 2
_z_z_z_(::Int, c...) = 3
@test _z_z_z_(1, 1, []) == 2
@test args_morespecific(Tuple{T,Vararg{T}} where T<:Number, Tuple{Number,Number,Vararg{Number}})
@test !args_morespecific(Tuple{Number,Number,Vararg{Number}}, Tuple{T,Vararg{T}} where T<:Number)
@test args_morespecific(Tuple{Array{T} where T<:Union{Float32,Float64,Complex64,Complex128}, Any},
Tuple{Array{T} where T<:Real, Any})
@test args_morespecific(Tuple{1,T} where T, Tuple{Any})
# issue #21016
@test args_morespecific(Tuple{IO, Core.TypeofBottom}, Tuple{IO, Type{T}} where T<:Number)
# with bound varargs
_bound_vararg_specificity_1{T,N}(::Type{Array{T,N}}, d::Vararg{Int, N}) = 0
_bound_vararg_specificity_1{T}(::Type{Array{T,1}}, d::Int) = 1
@test _bound_vararg_specificity_1(Array{Int,1}, 1) == 1
@test _bound_vararg_specificity_1(Array{Int,2}, 1, 1) == 0
# issue #11840
TT11840{T} = Tuple{T,T}
f11840(::Type) = "Type"
f11840(::DataType) = "DataType"
f11840(::UnionAll) = "UnionAll"
f11840{T<:Tuple}(::Type{T}) = "Tuple"
@test f11840(Type) == "UnionAll"
@test f11840(Type.body) == "DataType"
@test f11840(Union{Int,Int8}) == "Type"
@test f11840(Tuple) == "Tuple"
@test f11840(TT11840) == "Tuple"
g11840(::DataType) = 1
g11840(::Type) = 2
g11840{T<:Tuple}(sig::Type{T}) = 3
@test g11840(Vector.body) == 1
@test g11840(Vector) == 2
@test g11840(Vector.body) == 1
@test g11840(Vector) == 2
@test g11840(Tuple) == 3
@test g11840(TT11840) == 3
g11840b(::DataType) = 1
g11840b(::Type) = 2
# FIXME (needs a test): how to compute that the guard entry is still required,
# even though Type{Vector} ∩ DataType = Bottom and this method would set
# cache_with_orig = true
g11840b{T<:Tuple}(sig::Type{T}) = 3
@test g11840b(Vector) == 2
@test g11840b(Vector.body) == 1
@test g11840b(Vector) == 2
@test g11840b(Vector.body) == 1
@test g11840b(Tuple) == 3
@test g11840b(TT11840) == 3
h11840(::DataType) = '1'
h11840(::Type) = '2'
h11840(::UnionAll) = '3'
h11840{T<:Tuple}(::Type{T}) = '4'
@test h11840(Vector) == '3'
@test h11840(Vector.body) == '1'
@test h11840(Vector) == '3'
@test h11840(Union{Vector, Matrix}) == '2'
@test h11840(Union{Vector.body, Matrix.body}) == '2'
@test h11840(Tuple) == '4'
@test h11840(TT11840) == '4'
# issue #20511
f20511(x::DataType) = 0
f20511(x) = 1
Type{Integer} # cache this
@test f20511(Union{Integer,T} where T <: Unsigned) == 1
# join
@test typejoin(Int8,Int16) === Signed
@test typejoin(Int,AbstractString) === Any
@test typejoin(Array{Float64},BitArray) <: AbstractArray
@test typejoin(Array{Bool},BitArray) <: AbstractArray{Bool}
@test typejoin(Tuple{Int,Int8},Tuple{Int8,Float64}) === Tuple{Signed,Real}
@test Base.typeseq(typejoin(Tuple{String,String},Tuple{DirectIndexString,String},
Tuple{String,DirectIndexString},Tuple{Int,String,Int}),
Tuple{Any,AbstractString,Vararg{Int}})
@test Base.typeseq(typejoin(Tuple{Int8,Vararg{Int}},Tuple{Int8,Int8}),
Tuple{Int8,Vararg{Signed}})
@test Base.typeseq(typejoin(Tuple{Int8,Vararg{Int}},Tuple{Int8,Vararg{Int8}}),
Tuple{Int8,Vararg{Signed}})
@test Base.typeseq(typejoin(Tuple{Int8,UInt8,Vararg{Int}},Tuple{Int8,Vararg{Int8}}),
Tuple{Int8,Vararg{Integer}})
@test Base.typeseq(typejoin(Union{Int,AbstractString},Int), Union{Int,AbstractString})
@test Base.typeseq(typejoin(Union{Int,AbstractString},Int8), Any)
# typejoin associativity
abstract type Foo____{K} end
mutable struct Wow____{K,V} <: Foo____{K} end
mutable struct Bar____{K,V} <: Foo____{K} end
let
a = Wow____{Int64, Int64}
b = Wow____{Int64, Float64}
c = Bar____{Int64, Int64}
@test typejoin(typejoin(b,c), a) == typejoin(typejoin(b,a), c) == Foo____{Int64}
end
# typejoin with Vararg{T,N}
@test typejoin(Tuple{Vararg{Int,2}}, Tuple{Int,Int,Int}) === Tuple{Int,Int,Vararg{Int}}
@test typejoin(Tuple{Vararg{Int,2}}, Tuple{Vararg{Int}}) === Tuple{Vararg{Int}}
@test promote_type(Bool,Bottom) === Bool
# ntuples
nttest1{n}(x::NTuple{n,Int}) = n
@test nttest1(()) == 0
@test nttest1((1,2)) == 2
@test NTuple <: Tuple
@test (NTuple{T,Int32} where T) <: Tuple{Vararg{Int32}}
@test !((NTuple{T,Int32} where T) <: Tuple{Int32,Vararg{Int32}})
@test Tuple{Vararg{Int32}} <: (NTuple{T,Int32} where T)
@test Tuple{Int32,Vararg{Int32}} <: (NTuple{T,Int32} where T)
# #17198
@test_throws MethodError convert(Tuple{Int}, (1.0, 2.0, 3.0))
# type declarations
abstract type Sup_{A,B} end
abstract type Qux_{T} <: Sup_{Qux_{Int},T} end
@test Qux_{Int}.super <: Sup_
@test ===(Qux_{Int}, Qux_{Int}.super.parameters[1])
@test ===(Qux_{Int}.super.parameters[2], Int)
@test Qux_{Char}.super <: Sup_
@test ===(Qux_{Int}, Qux_{Char}.super.parameters[1])
@test ===(Qux_{Char}.super.parameters[2], Char)
@test Qux_.body.super.parameters[1].super <: Sup_
@test ===(Qux_{Int}, Qux_.body.super.parameters[1].super.parameters[1])
@test ===(Int, Qux_.body.super.parameters[1].super.parameters[2])
mutable struct Foo_{T} x::Foo_{Int} end
@test ===(Foo_.body.types[1], Foo_{Int})
@test ===(Foo_.body.types[1].types[1], Foo_{Int})
mutable struct Circ_{T} x::Circ_{T} end
@test ===(Circ_{Int}, Circ_{Int}.types[1])
abstract type Sup2a_ end
abstract type Sup2b_{A <: Sup2a_, B} <: Sup2a_ end
@test_throws ErrorException @eval abstract type Qux2_{T} <: Sup2b_{Qux2_{Int}, T} end # wrapped in eval to avoid #16793
# issue #3890
mutable struct A3890{T1}
x::Matrix{Complex{T1}}
end
@test A3890{Float64}.types[1] === Array{Complex{Float64},2}
# make sure the field type Matrix{Complex{T1}} isn't cached
mutable struct B3890{T2}
x::Matrix{Complex{T2}}
end
@test B3890{Float64}.types[1] === Array{Complex{Float64},2}
# issue #786
mutable struct Node{T}
v::Vector{Node}
end
@test ===(Node{Int}.types[1].parameters[1], Node)
mutable struct Node2{T}
v::Vector{Node2{T}}
end
@test ===(Node2{Int}.types[1].parameters[1], Node2{Int})
mutable struct FooFoo{A,B} y::FooFoo{A} end
@test FooFoo{Int} <: FooFoo{Int,AbstractString}.types[1]
let x = (2,3)
@test +(x...) == 5
end
# conversions
function fooo()
local x::Int8
x = 100
x
end
@test fooo() === convert(Int8,100)
function fooo_2()
local x::Int8
x = 100
end
@test fooo_2() === 100
function fooo_3()
local x::Int8
y = x = 100
@test isa(x,Int8)
y
end
@test fooo_3() === 100
let
function foo()
local x::Int8
function bar()
x = 100
end
bar()
x
end
@test foo() === convert(Int8,100)
end
function bar{T}(x::T)
local z::Complex{T}
z = x
z
end
@test bar(3.0) == Complex(3.0,0.0)
z = convert(Complex{Float64},2)
@test z == Complex(2.0,0.0)
function typeassert_instead_of_decl()
local x
x = 1
x::Float64
return 0
end
@test_throws TypeError typeassert_instead_of_decl()
# type declarations on globals not implemented yet
@test_throws ErrorException eval(parse("global x20327::Int"))
y20327 = 1
@test_throws TypeError y20327::Float64
# misc
fib(n) = n < 2 ? n : fib(n-1) + fib(n-2)
@test fib(20) == 6765
# static parameters
sptest1{T}(x::T, y::T) = 42
sptest1{T,S}(x::T, y::S) = 43
@test sptest1(1,2) == 42
@test sptest1(1,"b") == 43
sptest2{T}(x::T) = T
@test ===(sptest2(:a),Symbol)
sptest3{T}(x::T) = y->T
let m = sptest3(:a)
@test ===(m(0),Symbol)
end
sptest4{T}(x::T, y::T) = 42
sptest4{T}(x::T, y) = 44
@test sptest4(1,2) == 42
@test sptest4(1, "cat") == 44
# closures
function clotest()
c = 0
function inc()
c += 1
end
function dec()
c -= 1
end
inc(); inc()
@test c == 2
dec()
@test c == 1
@test (()->c)() == 1
fibb(n) = n < 2 ? n : fibb(n-1)+fibb(n-2)
@test fibb(10) == 55
return (n->(c+=n), ()->c)
end
let T = clotest()
(inc, C) = T
inc(11)
@test C() == 12
end
Yc(f) = (h->f(x->h(h)(x)))(h->f(x->h(h)(x)))
yfib = Yc(fib->(n->(n < 2 ? n : fib(n-1) + fib(n-2))))
@test yfib(20) == 6765
function capt_before_def()
f() = y
y = 2
f
end
@test capt_before_def()() == 2
function i18408()
local i
x->i
end
let f = i18408()
@test_throws UndefRefError f(0)
end
# variable scope, globals
glob_x = 23
function glotest()
global glob_x
glob_x = 24
loc_x = 8
function inner()
global loc_x = 10
glob_x = 88
end
function inner2()
local glob_x # override
global loc_x
glob_x = 2
@test glob_x == 2
@test loc_x == 10
end
inner()
inner2()
@test glob_x == 88
@test loc_x == 8
end
glotest()
@test glob_x == 88
@test loc_x == 10
# issue #7234
begin
glob_x2 = 24
f7234_a() = (glob_x2 += 1)
end
@test_throws UndefVarError f7234_a()
begin
global glob_x2 = 24
f7234_b() = (glob_x2 += 1)
end
@test_throws UndefVarError f7234_b()
# existing globals can be inherited by non-function blocks
for i = 1:2
glob_x2 += 1
end
@test glob_x2 == 26
# globals declared as such in a non-global scope are inherited
let
global glob_x3 = 11
f7234_2() = (glob_x3 += 1)
f7234_2()
end
@test glob_x3 == 12
# interaction between local variable renaming and nested globals (#19333)
x19333 = 1
function f19333(x19333)
return let x19333 = x19333
g19333() = (global x19333 += 2)
g19333() + (x19333 += 1)
end + (x19333 += 1)
end
@test f19333(0) == 5
@test f19333(0) == 7
@test x19333 == 5
function h19333()
s = 0
for (i, j) in ((1, 2),)
s += i + j # use + as a global
end
for (k, +) in ((3, 4),)
s -= (k - +) # use + as a local
end
return s
end
@test h19333() == 4
# let - new variables, including undefinedness
function let_undef()
first = true
for i = 1:2
let x
if first; x=1; first=false; end
x+1
end
end
end
@test_throws UndefVarError let_undef()
# const implies local in a local scope block
function const_implies_local()
let
x = 1
local y
let
const x = 0
y = x
end
x, y
end
end
@test const_implies_local() === (1, 0)
a = Vector{Any}(3)
for i=1:3
let ii = i
a[i] = x->x+ii
end
end
@test a[1](10) == 11
@test a[2](10) == 12
@test a[3](10) == 13
# ? syntax
@test (true ? 1 : false ? 2 : 3) == 1
# issue #7252
let
local a
1 > 0 ? a=2 : a=3
@test a == 2
1 < 0 ? a=2 : a=3
@test a == 3
end
# tricky space sensitive syntax cases
@test [-1 ~1] == [(-1) (~1)]
# undefinedness
mutable struct UndefField
field
UndefField() = new()
end
let
local a
a = UndefField()
@test !isdefined(a, :field)
@test !isdefined(a, :foo)
@test !isdefined(2, :a)
@test_throws TypeError isdefined(2)
end
let
local a
a = Vector{Any}(2)
@test !isassigned(a,1) && !isassigned(a,2)
a[1] = 1
@test isassigned(a,1) && !isassigned(a,2)
a = Array{Float64}(1)
@test isassigned(a,1)
@test isassigned(a)
@test !isassigned(a,2)
end
# isassigned, issue #11167
mutable struct Type11167{T,N} end
Type11167{Int,2}
let tname = Type11167.body.body.name
@test !isassigned(tname.cache, 0)
@test isassigned(tname.cache, 1)
@test !isassigned(tname.cache, 2)
Type11167{Float32,5}
@test isassigned(tname.cache, 2)
@test !isassigned(tname.cache, 3)
end
# dispatch
let
local foo, foo2, fooN, bar, baz
foo(x::Tuple{Vararg{Any}}) = 0
foo(x::Tuple{Vararg{Integer}}) = 1
@test foo((:a,)) == 0
@test foo(( 2,)) == 1
foo2(x::Vararg{Any,2}) = 2
@test foo2(1,2) == 2
@test_throws MethodError foo2(1)
@test_throws MethodError foo2(1,2,3)
fooN{T,N}(A::Array{T,N}, x::Vararg{Any,N}) = -1
@test fooN([1,2], 1) == -1
@test_throws MethodError fooN([1,2], 1, 2) == -1
@test fooN([1 2; 3 4], 1, 2) == -1
@test_throws MethodError fooN([1 2; 3 4], 1)
@test_throws MethodError fooN([1 2; 3 4], 1, 2, 3)
bar{T}(x::Tuple{T,T,T,T})=1
bar(x::Tuple{Any,Any,Any,Any})=2
@test bar((1,1,1,1)) == 1
@test bar((1,1,1,"a")) == 2
@test bar((:a,:a,:a,:a)) == 1
baz(::Type{Rational}) = 1
baz{T}(::Type{Rational{T}}) = 2
@test baz(Rational) == 1
@test baz(Rational{Int}) == 2
end
let
local mytype
function mytype(vec)
convert(Vector{Tuple{String, DataType}}, vec)
end
some_data = Any[("a", Int32), ("b", Int32)]
@test isa(mytype(some_data),Vector{Tuple{String, DataType}})
end
mutable struct MyArray{N} <: AbstractArray{Int, N}
end
let
local x
x = MyArray{1}()
foob(x::AbstractArray)=0
foob{T}(x::AbstractVector{T})=1
@test foob(x) == 1
end
let
local f, g, a
f{T}(a::Vector{Vector{T}}) = a
g{T}(a::Vector{Vector{T}}) = a
a = Vector{Int}[]
@test ===(f(a), a)
@test ===(g(a), a)
end
mutable struct _AA{T}; a::T; end
_AoA{T} = _AA{_AA{T}}
let
local g, a
g{T}(a::_AA{_AA{T}}) = a
a = _AA(_AA(1))
@test ===(g(a),a)
end
# Method specificity
begin
local f, A
f{T}(dims::Tuple{}, A::AbstractArray{T,0}) = 1
f{T,N}(dims::NTuple{N,Int}, A::AbstractArray{T,N}) = 2
f{T,M,N}(dims::NTuple{M,Int}, A::AbstractArray{T,N}) = 3
A = zeros(2,2)
@test f((1,2,3), A) == 3
@test f((1,2), A) == 2
@test f((), reshape([1])) == 1
f{T,N}(dims::NTuple{N,Int}, A::AbstractArray{T,N}) = 4
@test f((1,2), A) == 4
@test f((1,2,3), A) == 3
end
# dispatch using Val{T}. See discussion in #9452 for instances vs types
let
local firstlast
firstlast(::Type{Val{true}}) = "First"
firstlast(::Type{Val{false}}) = "Last"
@test firstlast(Val{true}) == "First"
@test firstlast(Val{false}) == "Last"
end
# x::Vararg{Any} declarations
let
local f1, f2, f3
f1(x...) = [x...]
f2(x::Vararg{Any}) = [x...]
f3(x::Vararg) = [x...]
@test f1(1,2,3) == [1,2,3]
@test f2(1,2,3) == [1,2,3]
@test f3(1,2,3) == [1,2,3]
end
# try/finally
begin
after = 0
b = try
1+2
finally
after = 1
end
@test b == 3
@test after == 1
after = 0
gothere = 0
try
try
error(" ")
finally
after = 1
end
gothere = 1
end
@test after == 1
@test gothere == 0
after = 0
b = try
error(" ")
catch
42
finally
after = 1
end
@test b == 42
@test after == 1
glo = 0
function retfinally()
try
return 5
finally
global glo = 18
end
end
@test retfinally() == 5
@test glo == 18
@test try error() end === nothing
end
# finalizers
let A = [1]
local x = 0
finalizer(A, a->(x+=1))
finalize(A)
@test x == 1
A = 0
gc(); gc()
@test x == 1
end
# Module() constructor
@test names(Module(:anonymous), true, true) == [:anonymous]
@test names(Module(:anonymous, false), true, true) == [:anonymous]
# exception from __init__()
let didthrow =
try
include_string(
"""
module TestInitError
__init__() = error()
end
""")
false
catch ex
@test isa(ex, LoadError)
@test isa(ex.error, InitError)
true
end
@test didthrow
end
# issue #7307
function test7307(a, ret)
try
try
ret && return a
finally
push!(a, "inner")
end
finally
push!(a, "outer")
end
return a
end
@test test7307([], true) == ["inner","outer"]
@test test7307([], false) == ["inner","outer"]
# issue #8277
function test8277(a)
i = 0
for j=1:2
try
if i == 0
push!(a,0)
end
i += 1
error()
catch
end
end
end
let a = []
test8277(a)
@test length(a) == 1
end
# chained and multiple assignment behavior (issue #2913)
let
local x, a, b, c, d, e
x = (a,b,b,b,e) = (1,2,3,4,5)
@test x === (1,2,3,4,5)
@test a == 1
@test b == 4
@test e == 5
x = (a,b,b,e) = (1,2,3,4,5)
@test x === (1,2,3,4,5)
@test a == 1
@test b == 3
@test e == 4
a = complex(1,2)
b = 3
b, a = a.re, b
@test b == 1
@test a == 3
a = complex(1,2)
b = 3
a, b = b, a.re
@test a == 3
@test b == 1
end
# accessing fields by index
let
local z = complex(3, 4)
v = Int[0,0]
for i=1:2
v[i] = getfield(z, i)
end
@test v == [3,4]
@test_throws BoundsError getfield(z, -1)
@test_throws BoundsError getfield(z, 0)
@test_throws BoundsError getfield(z, 3)
strct = LoadError("", 0, "")
setfield!(strct, 2, 8)
@test strct.line == 8
setfield!(strct, 3, "hi")
@test strct.error == "hi"
setfield!(strct, 1, "yo")
@test strct.file == "yo"
@test_throws BoundsError getfield(strct, 10)
@test_throws BoundsError setfield!(strct, 0, "")
@test_throws BoundsError setfield!(strct, 4, "")
end
# allow typevar in Union to match as long as the arguments contain
# sufficient information
# issue #814
let
local MatOrNot, my_func, M
MatOrNot{T} = Union{AbstractMatrix{T}, Vector{Union{}}}
my_func{T<:Real}(A::MatOrNot{T}, B::MatOrNot{T}, C::MatOrNot{T}) = 0
M = [ 2. 1. ; 1. 1. ]
@test my_func(Union{}[], M, M) == 0
end
let
local my_func, a, c
my_func{T}(P::Vector{T}, Q::Vector{T}) = 0
my_func{T}(x::T, P::Vector{T}) = 1
my_func{T}(P::Vector{T}, x::T) = 2
a = Int[3]
c = Vector[a]
@test my_func(c,c)==0
@test my_func(a,c)==1
end
let
local baar, foor, boor
# issue #1131
baar(x::DataType) = 0
baar(x::Union) = 1
baar(x::UnionAll) = 2
@test baar(StridedArray) == 2
@test baar(Base.unwrap_unionall(StridedArray)) == 1
@test baar(Vector) == 2
@test baar(Vector.body) == 0
boor(x) = 0
boor(x::Union) = 1
@test boor(StridedArray) == 0
@test boor(Base.unwrap_unionall(StridedArray)) == 1
# issue #1202
foor(x::Union) = 1
@test_throws MethodError foor(StridedArray)
@test foor(Base.unwrap_unionall(StridedArray)) == 1
@test_throws MethodError foor(StridedArray)
end
# issue #1153
mutable struct SI{m, s, kg}
value::AbstractFloat
end
import Base.*
*{m1, m2, s1, s2, kg1, kg2}(x::SI{m1, s1, kg1}, y::SI{m2, s2, kg2}) = SI{m1 + m2, s1 + s2, kg1 + kg2}(x.value * y.value)
let
local a,b
a = SI{0,0,1}(1.0) * SI{1,2,0}(2.0)
b = SI{0,0,1}(1.0) * SI{1,-2,0}(2.0)
@test typeof(a) === SI{1,2,1}
@test typeof(b) === SI{1,-2,1}
end
# pointer arithmetic
let
local a,b,c
a = C_NULL
b = C_NULL + 1
c = C_NULL - 1
d = 1 + C_NULL
@test eltype(a) == Void
@test a != b != c
@test b == d
@test UInt(a) == 0
@test UInt(b) == 1
@test UInt(c) == typemax(UInt)
@test b - a == -(a - b) == 1
@test c - a == -(a - c) == typemax(UInt)
@test c - b == -(b - c) == typemax(UInt) - 1
@test a < b < c
end
# pull request 1270
let
local a,p, a2,p2
a = [11,12,13]
p = pointer(a)
@test unsafe_load(p, 1) == 11
unsafe_store!(p, 99, 2)
@test a == [11,99,13]
a2 = Any[101,102,103]
p2 = pointer(a2)
@test unsafe_load(p2) == 101
unsafe_store!(p2, 909, 3)
@test a2 == [101,102,909]
end
@test unsafe_pointer_to_objref(ccall(:jl_call1, Ptr{Void}, (Any,Any),
x -> x+1, 314158)) == 314159
@test unsafe_pointer_to_objref(pointer_from_objref(e+pi)) == e+pi
let
local a, aa
a = [1,2,3]
aa = unsafe_wrap(Array, pointer(a), length(a))
@test aa == a
aa = unsafe_wrap(Array, pointer(a), (length(a),))
@test aa == a
aa = unsafe_wrap(Array, pointer(a), UInt(length(a)))
@test aa == a
aa = unsafe_wrap(Array, pointer(a), UInt16(length(a)))
@test aa == a
@test_throws InexactError unsafe_wrap(Array, pointer(a), -3)
end
struct FooBar2515
foo::Int
bar::Int
end
let
local X, p
X = FooBar2515[ FooBar2515(3,1), FooBar2515(4,4) ]
p = pointer(X)
@test unsafe_load(p) == FooBar2515(3,1)
@test unsafe_load(p, 2) == FooBar2515(4,4)
unsafe_store!(p, FooBar2515(8,4))
@test X[1] == FooBar2515(8,4)
unsafe_store!(p, FooBar2515(7,3), 1)
@test X[1] == FooBar2515(7,3)
end
# issue #1287, combinations of try, catch, return
let
local f, g
function f()
try
return 1
end
end
@test f() == 1
function g()
try
error("badness")
catch
return 2
end
end
@test g() == 2
end
# issue #1442
mutable struct S1442{T}
end
let
local f1442
f1442(::DataType) = 1
f1442{T}(::Type{S1442{T}}) = 2
@test f1442(S1442{Int}) == 2
@test f1442(DataType) == 1
end
# issue #1727
abstract type Component end
mutable struct Transform <: Component
x
y
z
Transform() = new(0, 0, 0)
end
mutable struct Body <: Component
vel
curr_force
Body() = new(0, 0)
end
function NewEntity{T<:Component}(components::Type{T}...)
map((c)->c(), components)
end
@test_throws MethodError NewEntity(Transform, Transform, Body, Body)
@test isa(NewEntity(Transform, Transform), Tuple{Transform, Transform})
@test_throws MethodError NewEntity(Transform, Transform, Body, Body)
# issue #1826
let
a = (1,2)
a,b = a
@test a==1 && b==2
end
@testset "issue #1876" begin
let
tst = 1
m1(i) = (tst+=1;i-1)
x = [1:4;]
x[1:end] *= 2
@test x == [2:2:8;]
x[m1(end)] += 3
@test x == [2,4,9,8]
@test tst == 2
# issue #1886
X = [1:4;]
r = Array{UnitRange{Int}}(1)
r[1] = 2:3
X[r...] *= 2
@test X == [1,4,6,4]
end
end
# issue #1632
let
f1632{R,S}(::R, ::S) = 1
f1632{T}( ::T, ::T) = 2
@test f1632(1, 2) == 2
@test f1632(:a, 2) == 1
g1632{T}( ::T, ::T) = 2
g1632{R,S}(::R, ::S) = 1
@test g1632(1, 2) == 2
@test g1632(:a, 2) == 1
end
# issue #2098
let
i2098() = begin
c = Any[2.0]
[1:1:c[1];]
end
@test isequal(i2098(), [1.0,2.0])
end
# issue #2161
let
i2161_1() = promote(2,2,2.0,2)
i2161_2() = i2161_1()[1]
@test i2161_2() === 2.0
end
# issue #2169
let
i2169{T}(a::Array{T}) = typemin(T)
@test invoke(i2169, Tuple{Array} ,Int8[1]) === Int8(-128)
end
# issue #2365
mutable struct B2365{T}
v::Union{T, Void}
end
@test B2365{Int}(nothing).v === nothing
@test B2365{Int}(0).v === 0
# issue #2352
let
local Sum, n
Sum=0.0; for n=1:2:10000
Sum += -1/n + 1/(n+1)
end
@test Sum < -0.69
end
# issue #2509
struct Foo2509; foo::Int; end
@test Foo2509(1) != Foo2509(2)
@test Foo2509(42) == Foo2509(42)
# issue #2517
struct Foo2517; end
@test repr(Foo2517()) == "$(curmod_prefix)Foo2517()"
@test repr(Array{Foo2517}(1)) == "$(curmod_prefix)Foo2517[$(curmod_prefix)Foo2517()]"
@test Foo2517() === Foo2517()
# issue #1474
mutable struct X1474{a,b} end
let
local Y
Y{A,B}(::Type{X1474{A,B}}) = 1
Y{A}(::Type{X1474{A}}) = 2
Y(::Type{X1474}) = 3
@test Y(X1474) == 3
@test Y(X1474{Int}) == 2
@test Y(X1474{Int,AbstractString}) == 1
end
# issue #2562
mutable struct Node2562{T}
value::T
Node2562{T}(value::T) where T = new(value)
end
Node2562{T}(value::T, args...) = Node2562{T}(value, args...)
makenode2562(value) = Node2562(value)
@test isa(Node2562(0), Node2562)
@test isa(makenode2562(0), Node2562)
# issue #2619
mutable struct I2619{T}
v::T
I2619{T}(v) where T = new(convert(T,v))
end
bad2619 = false
function i2619()
global e2619 = try
I2619{Float64}(0.0f)
global bad2619 = true
catch _e
_e
end
end
i2619()
@test !bad2619
@test isa(e2619,UndefVarError) && e2619.var === :f
# issue #2919
const Foo2919 = Int
mutable struct Baz2919; Foo2919::Foo2919; end
@test Baz2919(3).Foo2919 === 3
# issue #2982
module M2982
abstract type U end
macro bad(Y)
quote
mutable struct $(esc(Y)) <: U
end
end
end
export @bad
end
@M2982.bad(T2982)
@test T2982.super === M2982.U
# issue #3221
let x = fill(nothing, 1)
@test_throws MethodError x[1] = 1
end
# issue #3220
function x3220()
a = [1]
a::Vector{Int} += [1]
end
@test x3220() == [2]
# issue #3471
function f3471(y)
convert(Array{typeof(y[1]),1}, y)
end
@test isa(f3471(Any[1.0,2.0]), Vector{Float64})
# issue #3729
A3729{B} = Vector{Vector{B}}
C3729{D} = Vector{Vector{D}}
@test Vector{Vector{Int}} === A3729{Int} === C3729{Int}
# issue #3789
x3789 = 0
while(all([false for idx in 1:10]))
x3789 = 1
end
@test x3789 == 0
# issue #3852
function f3852()
local x
for i = 1:10
x = identity
end
x("hi")
end
@test f3852() == "hi"
# issue #3821
function f3821()
p = []
[x for x in p]
end
@test isa(f3821(), Array)
# issue #4075
struct Foo4075
x::Int64
y::Float64
end
function foo4075(f::Foo4075, s::Symbol)
x = getfield(f,s)
gc()
x
end
@test isa(foo4075(Foo4075(Int64(1),2.0),:y), Float64)
# very likely to segfault the second time if this is broken
@test isa(foo4075(Foo4075(Int64(1),2.0),:y), Float64)
# issue #3167
let
function foo(x)
ret=Array{typeof(x[1])}(length(x))
for j = 1:length(x)
ret[j] = x[j]
end
return ret
end
x = Array{Union{Dict{Int64,AbstractString},Array{Int64,3},Number,AbstractString,Void}}(3)
x[1] = 1.0
x[2] = 2.0
x[3] = 3.0
@test foo(x) == [1.0, 2.0, 3.0]
end
# TODO!!
# issue #4115
#mutable struct Foo4115
#end
#const Foo4115s = NTuple{3,Union{Foo4115,Type{Foo4115}}}
#baz4115(x::Foo4115s) = x
#@test baz4115(convert(Tuple{Type{Foo4115},Type{Foo4115},Foo4115},
# (Foo4115,Foo4115,Foo4115()))) == (Foo4115,Foo4115,Foo4115())
# issue #4129
mutable struct Foo4129; end
abstract type Bar4129 end
mutable struct Bar41291 <: Bar4129
f::Foo4129
end
mutable struct Bar41292 <: Bar4129
f::Foo4129
end
mutable struct Baz4129
b::Bar4129
end
foo4129(a::Baz4129,c::Foo4129,b::Bar4129,x::ANY,y) = (a,b,c,x,y)
foo4129(a::Baz4129,b::Bar41291,args...) = foo4129(a,b.f,b,args...)
foo4129(a::Baz4129,b::Bar41292,args...) = foo4129(a,b.f,b,args...)
foo4129(a::Baz4129,args...) = foo4129(a,a.b,args...)
@test isa(foo4129(Baz4129(Bar41291(Foo4129())),1,2), Tuple{Baz4129,Bar4129,Foo4129,Int,Int})
# issue #4141
mutable struct Vertex4141{N,T}; end
mutable struct Face4141{V}; end
mutable struct Hull4141{F<:Face4141}; end
g4141(N,T) = Hull4141{Face4141{Vertex4141{N,T}}}()
@test isa(g4141(4,Int), Hull4141{Face4141{Vertex4141{4,Int}}})
# issue #4154
mutable struct MyType4154{T}
a1::T
a2
end
foo4154(x) = MyType4154(x, [])
h4154() = typeof(foo4154(rand(2,2,2)))
g4154() = typeof(foo4154(rand(2,2,2,2,2,2,2,2,2)))
@test h4154() === MyType4154{Array{Float64,3}}
@test g4154() === MyType4154{Array{Float64,9}}
# issue #4208
mutable struct a4208
a4208
end
@test isa(a4208(5),a4208)
mutable struct b4208
b4208() = (local b4208=1;new())
end
@test isa(b4208(),b4208)
# make sure convert_default error isn't swallowed by typeof()
convert_default_should_fail_here() = similar([1],typeof(zero(typeof(rand(2,2)))))
@test_throws MethodError convert_default_should_fail_here()
# issue #4343
@test_throws ErrorException Array{Float64}{Int, 2}
mutable struct Foo4376{T}
x
Foo4376{T}(x::T) where T = new(x)
Foo4376{T}(a::Foo4376{Int}) where T = new(a.x)
end
@test isa(Foo4376{Float32}(Foo4376{Int}(2)), Foo4376{Float32})
mutable struct _0_test_ctor_syntax_
_0_test_ctor_syntax_{T<:AbstractString}(files::Vector{T},step) = 0
end
# issue #4413
mutable struct A4413 end
mutable struct B4413 end
mutable struct C4413 end
f4413(::Union{A4413, B4413, C4413}) = "ABC"
f4413(::Union{A4413, B4413}) = "AB"
g4413(::Union{A4413, C4413}) = "AC"
g4413(::Union{A4413, B4413, C4413}) = "ABC"
@test f4413(A4413()) == "AB" && f4413(B4413()) == "AB"
@test g4413(A4413()) == "AC" && g4413(C4413()) == "AC"
# issue #4482
# what happens here: the method cache logic wants to widen the type of a
# tuple argument, but it shouldn't do that for an argument that a static
# parameter depends on.
f4482{T}(x::T) = T
@test f4482((Ptr,Ptr)) === Tuple{UnionAll,UnionAll}
@test f4482((Ptr,)) === Tuple{UnionAll,}
# issue #4486
try
# note: this test expression must run at the top level,
# in the interpreter.
(function() end)(1)
# should throw an argument count error
@test false
end
# issue #4526
f4526(x) = isa(x.a, Void)
@test_throws ErrorException f4526(1)
@test_throws ErrorException f4526(im)
@test_throws ErrorException f4526(1+2im)
# issue #4528
function f4528(A, B)
if A
reinterpret(UInt64, B)
end
end
@test f4528(false, Int32(12)) === nothing
@test_throws ErrorException f4528(true, Int32(12))
# issue #4518
f4518(x, y::Union{Int32,Int64}) = 0
f4518(x::String, y::Union{Int32,Int64}) = 1
@test f4518("",1) == 1
# issue #4645
i4645(x) = (println(zz); zz = x; zz)
@test_throws UndefVarError i4645(4)
# more undef var errors
function test_undef_var_9898(a)
a1 = a1
a
end
@test_throws UndefVarError test_undef_var_9898(1)
# issue #4505
let
g4505{X}(::X) = 0
@test g4505(0) == 0
end
@test !isdefined(:g4505)
# issue #4681
# ccall should error if convert() returns something of the wrong type
mutable struct Z4681
x::Ptr{Void}
Z4681() = new(C_NULL)
end
Base.unsafe_convert(::Type{Ptr{Z4681}},b::Z4681) = b.x
@test_throws TypeError ccall(:printf,Int,(Ptr{UInt8},Ptr{Z4681}),"",Z4681())
# issue #4479
f4479(::Real,c) = 1
f4479(::Int, ::Int, ::Bool) = 2
f4479(::Int, x, a...) = 0
@test f4479(1,1,true) == 2
# issue #4688
a4688(y) = "should be unreachable by calling b"
b4688(y) = "not an Int"
begin
a4688(y::Int) = "an Int"
let x = true
b4688(y::Int) = x == true ? a4688(y) : a4688(y)
end
end
@test b4688(1) == "an Int"
# issue #4731
mutable struct SIQ{A,B} <: Number
x::A
end
import Base: promote_rule
promote_rule{T,T2,S,S2}(A::Type{SIQ{T,T2}},B::Type{SIQ{S,S2}}) = SIQ{promote_type(T,S)}
@test_throws ErrorException promote_type(SIQ{Int},SIQ{Float64})
f4731{T}(x::T...) = 0
f4731(x...) = ""
g4731() = f4731()
@test f4731() == ""
@test g4731() == ""
# issue #4675
f4675(x::StridedArray...) = 1
f4675{T}(x::StridedArray{T}...) = 2
@test f4675(zeros(50,50), zeros(50,50)) == 2
g4675{T}(x::StridedArray{T}...) = 2
g4675(x::StridedArray...) = 1
@test g4675(zeros(50,50), zeros(50,50)) == 2
# issue #4771
module Lib4771
export @make_closure
macro make_closure()
quote
f = (x)->1
end
end
end # module
@test (Lib4771.@make_closure)(0) == 1
# issue #4805
abstract type IT4805{N, T} end
let
test0{T <: Int64}(::Type{IT4805{1, T}}, x) = x
test1() = test0(IT4805{1, Int64}, 1)
test2() = test0(IT4805{1+0, Int64}, 1)
test3(n) = test0(IT4805{n, Int64}, 1)
@test test1() == 1
@test test2() == 1
@test test3(1) == 1
@test_throws MethodError test3(2)
end
# issue #4873
macro myassert4873(ex)
:($ex ? nothing : error("Assertion failed: ", $(string(ex))))
end
x4873 = 1
@myassert4873 (x -> x)(x4873) == 1
# issue from IRC
function invalid_tupleref()
A = (1, "2", 3.0)
try
return A[0]
catch
return true
end
end
@test invalid_tupleref()==true
# issue #5150
f5150(T) = Array{Rational{T}}(1)
@test typeof(f5150(Int)) === Array{Rational{Int},1}
# issue #5165
primitive type T5165{S} 64 end
make_t(x::Int64) = Core.Intrinsics.bitcast(T5165{Void}, x)
xs5165 = T5165[make_t(Int64(1))]
b5165 = IOBuffer()
for x in xs5165
println(b5165, x) # segfaulted
end
# support tuples as type parameters
mutable struct TupleParam{P}
x::Bool
end
function tupledispatch(a::TupleParam{(1,:a)})
a.x
end
let
# tuples can be used as type params
t1 = TupleParam{(1,:a)}(true)
t2 = TupleParam{(1,:b)}(true)
# tuple type params can't contain invalid type params
@test_throws TypeError t3 = TupleParam{(1,"nope")}(true)
# dispatch works properly
@test tupledispatch(t1) == true
@test_throws MethodError tupledispatch(t2)
end
# issue #5254
f5254{T}(::Type{T}, b::T) = 0
f5254(a, b) = 1
@test f5254(Bottom, 1) == 1
# evaluate arguments left-to-right, including assignments. issue #4990
let i = 0, x = 65
@test (i, i+=1, i+=1) === (0, 1, 2)
@test i == 2
@test [x, x|=0x20] == [65, 97]
end
# issue #5312
let
local x = 0
global incr5312, foo5312
incr5312() = (x+=1; nothing)
foo5312() = (incr5312(),)
@test foo5312() === (nothing,)
@test x == 1
end
# issue #5319
cnvt(T, x) = convert_default(T, x, cnvt)
cnvt{S, T, N}(::Type{Array{S, N}}, x::Array{T, N}) = convert(Array{S}, x)
function tighttypes!(adf)
T = Bottom
tt = Any[Int]
for t in tt
T = typejoin(T, t)
end
cnvt(Vector{T}, adf[1])
end
@test isequal(tighttypes!(Any[Any[1.0,2.0],]), [1,2])
# issue #5142
primitive type Int5142 64 end
function h5142(a::Bool)
x=a ? (Int64(0),reinterpret(Int5142,Int64(0))) : (Int64(1),reinterpret(Int5142,Int64(1)))
x[2]::Int5142
end
function h5142(a::Int)
x=(Int64(0),reinterpret(Int5142,Int64(0)))
x[a]::Int5142
end
h5142(true)
@test_throws TypeError h5142(1)
h5142(2)
f5142() = h5142(1)
try
# try running this code in a different context that triggers the codegen
# assertion `assert(isboxed || v.typ == typ)`.
f5142()
end
primitive type Int5142b 8 end
function h5142b(a::Int)
x=((Int8(1),Int8(2)),(reinterpret(Int5142b,Int8(3)),reinterpret(Int5142b,Int8(4))))
x[a]::Tuple{Int8,Int8}
end
h5142b(1)
@test_throws TypeError h5142b(2)
# accessing bits tuples of structs
function test_bits_tuples()
a = (complex(1,2),complex(1,3));s=0
for i=1:10
s += a[rand(1:2)]
end
s
end
@test real(test_bits_tuples()) == 10
# issue #5374
mutable struct FileObj5374
io::IO
end
function read_file5374(fileobj)
read(fileobj.io, Float32)
end
@test isa(read_file5374(FileObj5374(IOBuffer(UInt8[0,0,0,0]))), Float32)
# issue #5457
function f5457(obj_ptr::Ptr{Float64}, f)
new_obj = convert(Float64, f(1.0))
unsafe_store!(obj_ptr, new_obj)
return Int32(1)
end
let
a = [1.0]
f5457(pointer(a,1), sin)
end
# issue #5584
# this is an intermittent memory bug, but this code is very likely to trigger it
mapshape_5584{N}(s1::NTuple{N,Int}, s2::NTuple{N,Int}) =
(s1 == s2 || error("Argument dimensions are not map-compatible."); s1)
function f5584()
for i = 1:1000000
a = rand(1:1000, 3)
# the bug was a failure to root these tuples
mapshape_5584(tuple(a...), tuple(a...))
end
end
f5584()
# issue #5884
mutable struct Polygon5884{T<:Real}
points::Vector{Complex{T}}
end
function test5884()
star = Array{Polygon5884}((3,))
star[1] = Polygon5884([Complex(1.0,1.0)])
p1 = star[1].points[1]
@test p1 == Complex(1.0,1.0)
@test p1.re == 1.0
@test star[1].points[1].re == 1.0
end
test5884()
# issue #5924
let
function Test()
func = function () end
func
end
@test Test()() === nothing
end
# issue #6031
macro m6031(x); x; end
@test @m6031([2,4,6])[3] == 6
@test (@m6031 [2,4,6])[2] == 4
# issue #6068
x6068 = 1
function test6068()
local a
while true
a = x6068
break
end
a + 1
end
@test test6068() == 2
# issue #6074
macro X6074()
quote
global x6074
let x6074 = x6074
x6074
end
end
end
x6074 = 6074
@test @X6074() == 6074
# issue #5536
test5536(a::Union{Real, AbstractArray}...) = "Splatting"
test5536(a::Union{Real, AbstractArray}) = "Non-splatting"
@test test5536(5) == "Non-splatting"
# multiline comments (#6139 and others raised in #6128) and embedded NUL chars (#10994)
@test 3 == include_string("1 + 2") == include_string("1 + #==# 2") == include_string("1 + #===# 2") == include_string("1 + #= #= blah =# =# 2") == include_string("1 + #= #= #= nested =# =# =# 2") == include_string("1 + #= \0 =# 2")
@test_throws LoadError include_string("#=")
@test_throws LoadError include_string("#= #= #= =# =# =")
# issue #6142
import Base: +
mutable struct A6142 <: AbstractMatrix{Float64}; end
+{TJ}(x::A6142, y::UniformScaling{TJ}) = "UniformScaling method called"
+(x::A6142, y::AbstractArray) = "AbstractArray method called"
@test A6142() + I == "UniformScaling method called"
+(x::A6142, y::Range) = "Range method called" #16324 ambiguity
# issue #6175
function g6175(); print(""); (); end
g6175(i::Real, I...) = g6175(I...)
g6175(i, I...) = tuple(length(i), g6175(I...)...)
@test g6175(1:5) === (5,)
# issue #6242
f6242{N}(x::NTuple{N,Int})=(N==0 ? 1 : ntuple(n->x[n],N))
@test f6242(()) === 1
# issue #6292
let i = 0
global g6292() = i+=1
end
@test g6292() == 1
@test g6292() == 2
# issue #6404
mutable struct type_2{T <: Integer, N} <: Number
x::T
type_2{T,N}(n::T) where {T<:Integer,N} = new(n)
end
mutable struct type_1{T <: Number} <: Number
x::Vector{T}
type_1{T}(x::Vector{T}) where T<:Number = new(x)
end
type_1{T <: Number}(x::Vector{T}) = type_1{T}(x)
type_1{T <: Number}(c::T) = type_1{T}([c])
Base.convert{T<:Number, S<:Number}(::Type{type_1{T}}, x::S) = type_1(convert(T, x))
+{T <: Number}(a::type_1{T}, b::type_1{T}) = a
function func1_6404(v1::Integer)
e1 = type_1([type_2{Int,v1}(0)])
e1+e1
end
@test isa(func1_6404(3), type_1)
# issue #5577
f5577(::Any) = false
f5577(::Type) = true
@test !f5577((Int,AbstractString,2))
@test !f5577(((Int,AbstractString),AbstractString))
@test f5577(Tuple{Tuple{Int,AbstractString},AbstractString})
@test f5577(Int)
@test !f5577(2)
# issue #6426
f6426(x,args...) = f6426(x,map(a->(isa(a,Type) ? Type{a} : typeof(a)), args))
f6426(x,t::Tuple{Vararg{Type}}) = string(t)
@test f6426(1, (1.,2.)) == "(Tuple{Float64,Float64},)"
# issue #6502
f6502() = convert(Tuple{Vararg{Int}}, (10,))
@test f6502() === (10,)
@test convert(Tuple{Bool,Vararg{Int}}, (true,10)) === (true,10)
@test convert(Tuple{Int,Vararg{Bool}}, (true,1,0)) === (1,true,false)
# issue #6611
function crc6611(spec)
direcn = spec ? 1 : 2
local remainder::blech
()->(remainder=1)
end
@test_throws UndefVarError crc6611(true)()
# issue #6634
function crc6634(spec)
A = UInt
remainder::A = 1
function handler(append)
remainder = append ? 1 : 2
end
end
@test crc6634(0x1)(true) == 1
@test crc6634(0x1)(false) == 2
# issue #5876
module A5876
macro x()
quote
function $(esc(:f5876)){T}(::Type{T})
T
end
42
end
end
end
let
local z = A5876.@x()
@test z == 42
@test f5876(Int) === Int
end
# issue #20524
macro m20524(ex)
quote
global f20524
function f20524()
$ex
end
end
end
@m20524 ((a,(b20524,c)) = (8,(1,5)); (a,b20524,c))
@test f20524() === (8,1,5)
@test !isdefined(:b20524) # should not assign to a global
# issue #6387
primitive type Date6387{C} 64 end
mutable struct DateRange6387{C} <: Range{Date6387{C}}
end
mutable struct ObjMember
member::DateRange6387
end
obj6387 = ObjMember(DateRange6387{Int64}())
function v6387{T}(r::Range{T})
a = Array{T}(1)
a[1] = Core.Intrinsics.bitcast(Date6387{Int64}, Int64(1))
return a
end
function day_in(obj::ObjMember)
x = v6387(obj.member)
@test isa(x, Vector{Date6387{Int64}})
@test isa(x[1], Date6387{Int64})
end
day_in(obj6387)
# issue #6784
@test ndims(Array{Array{Float64}}(3,5)) == 2
@test ndims(Array{Array}(3,5)) == 2
# issue #6793
function segfault6793(;gamma=1)
A = 1
B = 1
print()
return
-gamma
nothing
end
@test segfault6793() === nothing
# issue #6896
g6896(x) = x::Int=x
@test g6896(5.0) === 5.0
f6896(x) = y::Int=x
@test f6896(5.0) === 5.0
# issue #6938
module M6938
macro mac()
quote
let
y = 0
y
end
end
end
end
@test @M6938.mac() == 0
# issue #7012
let x = zeros(2)
x[1]::Float64 = 1
@test x == [1.0, 0.0]
@test_throws TypeError (x[1]::Int = 1)
x[1]::Float64 += 1
@test x == [2.0, 0.0]
@test_throws TypeError (x[1]::Int += 1)
end
# issue #6980
abstract type A6980 end
mutable struct B6980 <: A6980 end
f6980(::Union{Int, Float64}, ::A6980) = false
f6980(::Union{Int, Float64}, ::B6980) = true
@test f6980(1, B6980())
# issue #7049
Maybe7049{T} = Union{T,Void}
function ttt7049(;init::Maybe7049{Union{AbstractString,Tuple{Int,Char}}} = nothing)
string("init=", init)
end
@test ttt7049(init="a") == "init=a"
# issue #7074
let z{T<:Union{Float64,Complex{Float64},Float32,Complex{Float32}}}(A::StridedMatrix{T}) = T,
S = zeros(Complex,2,2)
@test_throws MethodError z(S)
end
# issue #7062
f7062{t,n}(::Type{Array{t}} , ::Array{t,n}) = (t,n,1)
f7062{t,n}(::Type{Array{t,n}}, ::Array{t,n}) = (t,n,2)
@test f7062(Array{Int,1}, [1,2,3]) === (Int,1,2)
@test f7062(Array{Int} , [1,2,3]) === (Int,1,1)
# issue #7302
function test7302()
t = [UInt64][1]
convert(t, "5")
end
@test_throws MethodError test7302()
macro let_with_uninit()
quote
let x
x = 1
x+1
end
end
end
@test @let_with_uninit() == 2
# issue #5154
let
v = []
for i=1:3, j=1:3
push!(v, (i, j))
i == 1 && j == 2 && break
end
@test v == Any[(1,1), (1,2)]
end
# addition of ¬ (\neg) parsing
const (¬) = !
@test ¬false
# issue #7652
mutable struct A7652
a :: Int
end
a7652 = A7652(0)
t_a7652 = A7652
f7652() = issubtype(fieldtype(t_a7652, :a), Int)
@test f7652() == issubtype(fieldtype(A7652, :a), Int) == true
g7652() = fieldtype(DataType, :types)
@test g7652() == fieldtype(DataType, :types) == SimpleVector
@test fieldtype(t_a7652, 1) == Int
h7652() = setfield!(a7652, 1, 2)
h7652()
@test a7652.a == 2
# commented out due to issue #16195: setfield! does not perform conversions
# i7652() = setfield!(a7652, 1, 3.0)
# i7652()
# @test a7652.a == 3
# issue #7679
@test map(f->f(), Any[ ()->i for i=1:3 ]) == Any[1,2,3]
# issue 7897
function issue7897!(data, arr)
data = reinterpret(UInt32, data)
a = arr[1]
end
a = ones(UInt8, 10)
sa = view(a,4:6)
# This can throw an error, but shouldn't segfault
try
issue7897!(sa, zeros(10))
end
# issue #7582
aₜ = "a variable using Unicode 6"
struct My8156{A, B}
a::A
b::B
end
let m = My8156(nothing, 1)
@test sizeof(m) == sizeof(1)
@test m.a === nothing
@test m.b === 1
end
# issue #8184
struct Foo8184
x::Void
y::Void
z::Float64
end
let f = Foo8184(nothing,nothing,1.0)
g(x) = x.z
@test g(f) === 1.0
end
# issue #8213
@test map((x...)->x,(1,2),(3,4),(5,6)) === ((1,3,5),(2,4,6))
# issue #8338
let ex = Expr(:(=), :(f8338(x;y=4)), :(x*y))
eval(ex)
@test f8338(2) == 8
end
# call overloading (#2403)
(x::Int)(y::Int) = x + 3y
issue2403func(f) = f(7)
let x = 10
@test x(3) == 19
@test x((3,)...) == 19
@test issue2403func(x) == 31
end
mutable struct Issue2403
x
end
(i::Issue2403)(y) = i.x + 2y
let x = Issue2403(20)
@test x(3) == 26
@test issue2403func(x) == 34
end
# a method specificity issue
c99991{T}(::Type{T},x::T) = 0
c99991{T}(::Type{UnitRange{T}},x::StepRangeLen{T}) = 1
c99991{T}(::Type{UnitRange{T}},x::Range{T}) = 2
@test c99991(UnitRange{Float64}, 1.0:2.0) == 1
@test c99991(UnitRange{Int}, 1:2) == 2
# issue #17016, method specificity involving vararg tuples
T_17016{N} = Tuple{Any,Any,Vararg{Any,N}}
f17016(f, t::T_17016) = 0
f17016(f, t1::Tuple) = 1
@test f17016(0, (1,2,3)) == 0
# issue #8798
let
const npy_typestrs = Dict("b1"=>Bool,
"i1"=>Int8, "u1"=>UInt8,
"i2"=>Int16, "u2"=>UInt16,
"i4"=>Int32, "u4"=>UInt32,
"i8"=>Int64, "u8"=>UInt64)
sizeof_lookup() = sizeof(npy_typestrs["i8"])
@test sizeof_lookup() == 8
end
# issue #8978
module I8978
y = 1
g() = f(y)
f(x) = 2
f(x::Int) = 3.0
module II8978
function callf(f)
try
f()
finally
end
end
end
h(f) = II8978.callf() do
local x
for i = 1:1
x = g()+f
end
x
end
end
@test I8978.h(4) === 7.0
# issue #9134
function f9134()
ii = zeros(Int32, 1)
let i
ii[1] = i
end
end
@test_throws UndefVarError f9134()
# issue #9475
module I9475
arr = Array{Any}(1)
@eval @eval $arr[1] = 1
end
# issue #9520
f9520a(::Any, ::Any, args...) = 15
f9520b(::Any, ::Any, ::Any, args...) = 23
f9520c(::Any, ::Any, ::Any, ::Any, ::Any, ::Any, args...) = 46
@test invoke(f9520a, Tuple{Any, Any}, 1, 2) == 15
@test invoke(f9520a, Tuple{Any, Any, Any}, 1, 2, 3) == 15
@test invoke(f9520b, Tuple{Any, Any, Any}, 1, 2, 3) == 23
@test invoke(f9520b, Tuple{Any, Any, Any, Any, Any, Any}, 1, 2, 3, 4, 5, 6) == 23
@test invoke(f9520c, Tuple{Any, Any, Any, Any, Any, Any}, 1, 2, 3, 4, 5, 6) == 46
@test invoke(f9520c, Tuple{Any, Any, Any, Any, Any, Any, Any}, 1, 2, 3, 4, 5, 6, 7) == 46
call_lambda1() = (()->x)(1)
call_lambda2() = ((x)->x)()
call_lambda3() = ((x)->x)(1,2)
call_lambda4() = ((x,y...)->x)()
@test_throws MethodError call_lambda1()
@test_throws MethodError call_lambda2()
@test_throws MethodError call_lambda3()
@test_throws MethodError call_lambda4()
call_lambda5() = ((x...)->x)()
call_lambda6() = ((x...)->x)(1)
call_lambda7() = ((x...)->x)(1,2)
@test call_lambda5() == ()
@test call_lambda6() == (1,)
@test call_lambda7() == (1,2)
# jl_new_bits testing
let x = [1,2,3]
@test ccall(:jl_new_bits, Any, (Any,Ptr{Void},), Int, x) === 1
@test ccall(:jl_new_bits, Any, (Any,Ptr{Void},), Complex{Int}, x) === 1+2im
@test ccall(:jl_new_bits, Any, (Any,Ptr{Void},), NTuple{3,Int}, x) === (1,2,3)
@test ccall(:jl_new_bits, Any, (Any,Ptr{Void},), Tuple{Int,Int,Int}, x) === (1,2,3)
@test (ccall(:jl_new_bits, Any, (Any,Ptr{Void},), Tuple{Int16,Tuple{Void},Int8,Tuple{},Int,Void,Int}, x)::Tuple)[[2,4,5,6,7]] === ((nothing,),(),2,nothing,3)
end
# sig 2 is SIGINT per the POSIX.1-1990 standard
if !is_windows()
ccall(:jl_exit_on_sigint, Void, (Cint,), 0)
@test_throws InterruptException begin
ccall(:kill, Void, (Cint, Cint,), getpid(), 2)
for i in 1:10
Libc.systemsleep(0.1)
ccall(:jl_gc_safepoint, Void, ()) # wait for SIGINT to arrive
end
end
ccall(:jl_exit_on_sigint, Void, (Cint,), 1)
end
let
# Exception frame automatically restores sigatomic counter.
Base.sigatomic_begin()
@test_throws ErrorException begin
for i = 1:2
Base.sigatomic_end()
end
end
Base.sigatomic_end()
end
# pull request #9534
@test try; a,b,c = 1,2; catch ex; (ex::BoundsError).a === (1,2) && ex.i == 3; end
@test try; [][]; catch ex; isempty((ex::BoundsError).a::Array{Any,1}) && ex.i == (1,); end
@test try; [][1,2]; catch ex; isempty((ex::BoundsError).a::Array{Any,1}) && ex.i == (1,2); end
@test try; [][10]; catch ex; isempty((ex::BoundsError).a::Array{Any,1}) && ex.i == (10,); end
f9534a() = (a=1+2im; getfield(a, -100))
f9534a(x) = (a=1+2im; getfield(a, x))
@test try; f9534a() catch ex; (ex::BoundsError).a === 1+2im && ex.i == -100; end
@test try; f9534a(3) catch ex; (ex::BoundsError).a === 1+2im && ex.i == 3; end
f9534b() = (a=(1,2.,""); a[5])
f9534b(x) = (a=(1,2.,""); a[x])
@test try; f9534b() catch ex; (ex::BoundsError).a == (1,2.,"") && ex.i == 5; end
@test try; f9534b(4) catch ex; (ex::BoundsError).a == (1,2.,"") && ex.i == 4; end
f9534c() = (a=(1,2.); a[3])
f9534c(x) = (a=(1,2.); a[x])
@test try; f9534c() catch ex; (ex::BoundsError).a === (1,2.) && ex.i == 3; end
@test try; f9534c(0) catch ex; (ex::BoundsError).a === (1,2.) && ex.i == 0; end
f9534d() = (a=(1,2,4,6,7); a[7])
f9534d(x) = (a=(1,2,4,6,7); a[x])
@test try; f9534d() catch ex; (ex::BoundsError).a === (1,2,4,6,7) && ex.i == 7; end
@test try; f9534d(-1) catch ex; (ex::BoundsError).a === (1,2,4,6,7) && ex.i == -1; end
f9534e(x) = (a=IOBuffer(); setfield!(a, x, 3))
@test try; f9534e(-2) catch ex; isa((ex::BoundsError).a,Base.IOBuffer) && ex.i == -2; end
f9534f() = (a=IOBuffer(); getfield(a, -2))
f9534f(x) = (a=IOBuffer(); getfield(a, x))
@test try; f9534f() catch ex; isa((ex::BoundsError).a,Base.IOBuffer) && ex.i == -2; end
@test try; f9534f(typemin(Int)+2) catch ex; isa((ex::BoundsError).a,Base.IOBuffer) && ex.i == typemin(Int)+2; end
x9634 = 3
@test try; getfield(1+2im, x9634); catch ex; (ex::BoundsError).a === 1+2im && ex.i == 3; end
@test try; throw(BoundsError()) catch ex; !isdefined((ex::BoundsError), :a) && !isdefined((ex::BoundsError), :i); end
@test try; throw(BoundsError(Int)) catch ex; (ex::BoundsError).a == Int && !isdefined((ex::BoundsError), :i); end
@test try; throw(BoundsError(Int, typemin(Int))) catch ex; (ex::BoundsError).a == Int && (ex::BoundsError).i == typemin(Int); end
@test try; throw(BoundsError(Int, (:a,))) catch ex; (ex::BoundsError).a == Int && (ex::BoundsError).i == (:a,); end
f9534g(a,b,c...) = c[0]
@test try; f9534g(1,2,3,4,5,6) catch ex; (ex::BoundsError).a === (3,4,5,6) && ex.i == 0; end
f9534h(a,b,c...) = c[a]
@test f9534h(4,2,3,4,5,6) == 6
@test try; f9534h(5,2,3,4,5,6) catch ex; (ex::BoundsError).a === (3,4,5,6) && ex.i == 5; end
# issue #9535
counter9535 = 0
f9535() = (global counter9535; counter9535 += 1; counter9535)
g9535() = (f9535(),f9535())
@test g9535() == (1,2)
@test g9535() == (3,4)
# weak references
mutable struct Obj; x; end
@testset "weak references" begin
@noinline function mk_wr(r, wr)
x = Obj(1)
push!(r, x)
push!(wr, WeakRef(x))
end
test_wr(r,wr) = @test r[1] == wr[1].value
function test_wr()
ref = []
wref = []
mk_wr(ref, wref)
test_wr(ref, wref)
gc()
test_wr(ref, wref)
pop!(ref)
gc()
@test wref[1].value === nothing
end
test_wr()
end
# issue #9947
function f9947()
if 1 == 0
1
else
min(UInt128(2),1)
end
end
@test f9947() == UInt128(1)
#issue #9835
module M9835
using Base.Test
mutable struct A end; mutable struct B end
f() = (isa(A(), A) ? A : B)()
@test isa(f(), A)
end
#issue #10163
let a = :(()), b = :(())
@test a.args !== b.args
end
# issue caused by commit 189b00aef0376d1a998d36115cd11b17464d26ce and worked around
# by commit 24c64b86bd4e793dbfe9d85c067dc0579b320d14
let
g{T}(x::T...) = T
g(x...) = 0
@test g((),Int) == 0
@test g((),()) == Tuple{}
end
# TODO: hopefully this issue is obsolete after the tuple type change
## issue #8631
#f8631(::(Type, Type...), ::(Any, Any...)) = 1
#f8631{T}(::Type{(T...)}, x::Tuple) = 2
#@test length(methods(f8631, ((Type, Type...), (Any, Any...)))) == 2
# issue caused by 8d0037cb377257fc4232c8526b12337dd7bdf0a7
args8d003 = (:x, :y)
@test eval(:(:(f($(($args8d003)...))))) == :(f(x,y))
x8d003 = Any[:y8d003]
y8d003 = 777
@test eval(:(string(:(f($($(x8d003...))))))) == "f(777)"
# issue #9378
abstract type Foo9378{T,S} end
struct B9378{T} end
FooB9378{T} = Foo9378{T,B9378}
struct CFoo9378 <: FooB9378{Float64} end
@test isa(CFoo9378(),FooB9378)
# issue #10281
const N10281 = 1000
@test if false
for i in 1:N10281
end
end === nothing
# issue #10221
module GCbrokentype
OLD_STDOUT = STDOUT
fname = tempname()
file = open(fname, "w")
redirect_stdout(file)
versioninfo()
try
mutable struct Foo{T}
val::Bar{T}
end
end
gc()
redirect_stdout(OLD_STDOUT)
close(file)
rm(fname)
end
# issue #10373
f10373(x) = x
g10373(x) = x
mutable struct newtype10373
end
let f
for f in (f10373,g10373)
(::typeof(f))(x::newtype10373) = println("$f")
end
end
for m in methods(f10373)
@test m.name == :f10373
end
for m in methods(g10373)
@test m.name == :g10373
end
# issue #7221
f7221{T<:Number}(::T) = 1
f7221(::BitArray) = 2
f7221(::AbstractVecOrMat) = 3
@test f7221(trues(1)) == 2
# issue #10570
struct Array_512_Uint8
d1::UInt8
d2::UInt8
d3::UInt8
d4::UInt8
d5::UInt8
d6::UInt8
d7::UInt8
d8::UInt8
d9::UInt8
d10::UInt8
d11::UInt8
d12::UInt8
d13::UInt8
d14::UInt8
d15::UInt8
d16::UInt8
d17::UInt8
d18::UInt8
d19::UInt8
d20::UInt8
d21::UInt8
d22::UInt8
d23::UInt8
d24::UInt8
d25::UInt8
d26::UInt8
d27::UInt8
d28::UInt8
d29::UInt8
d30::UInt8
d31::UInt8
d32::UInt8
d33::UInt8
d34::UInt8
d35::UInt8
d36::UInt8
d37::UInt8
d38::UInt8
d39::UInt8
d40::UInt8
d41::UInt8
d42::UInt8
d43::UInt8
d44::UInt8
d45::UInt8
d46::UInt8
d47::UInt8
d48::UInt8
d49::UInt8
d50::UInt8
d51::UInt8
d52::UInt8
d53::UInt8
d54::UInt8
d55::UInt8
d56::UInt8
d57::UInt8
d58::UInt8
d59::UInt8
d60::UInt8
d61::UInt8
d62::UInt8
d63::UInt8
d64::UInt8
d65::UInt8
d66::UInt8
d67::UInt8
d68::UInt8
d69::UInt8
d70::UInt8
d71::UInt8
d72::UInt8
d73::UInt8
d74::UInt8
d75::UInt8
d76::UInt8
d77::UInt8
d78::UInt8
d79::UInt8
d80::UInt8
d81::UInt8
d82::UInt8
d83::UInt8
d84::UInt8
d85::UInt8
d86::UInt8
d87::UInt8
d88::UInt8
d89::UInt8
d90::UInt8
d91::UInt8
d92::UInt8
d93::UInt8
d94::UInt8
d95::UInt8
d96::UInt8
d97::UInt8
d98::UInt8
d99::UInt8
d100::UInt8
d101::UInt8
d102::UInt8
d103::UInt8
d104::UInt8
d105::UInt8
d106::UInt8
d107::UInt8
d108::UInt8
d109::UInt8
d110::UInt8
d111::UInt8
d112::UInt8
d113::UInt8
d114::UInt8
d115::UInt8
d116::UInt8
d117::UInt8
d118::UInt8
d119::UInt8
d120::UInt8
d121::UInt8
d122::UInt8
d123::UInt8
d124::UInt8
d125::UInt8
d126::UInt8
d127::UInt8
d128::UInt8
d129::UInt8
d130::UInt8
d131::UInt8
d132::UInt8
d133::UInt8
d134::UInt8
d135::UInt8
d136::UInt8
d137::UInt8
d138::UInt8
d139::UInt8
d140::UInt8
d141::UInt8
d142::UInt8
d143::UInt8
d144::UInt8
d145::UInt8
d146::UInt8
d147::UInt8
d148::UInt8
d149::UInt8
d150::UInt8
d151::UInt8
d152::UInt8
d153::UInt8
d154::UInt8
d155::UInt8
d156::UInt8
d157::UInt8
d158::UInt8
d159::UInt8
d160::UInt8
d161::UInt8
d162::UInt8
d163::UInt8
d164::UInt8
d165::UInt8
d166::UInt8
d167::UInt8
d168::UInt8
d169::UInt8
d170::UInt8
d171::UInt8
d172::UInt8
d173::UInt8
d174::UInt8
d175::UInt8
d176::UInt8
d177::UInt8
d178::UInt8
d179::UInt8
d180::UInt8
d181::UInt8
d182::UInt8
d183::UInt8
d184::UInt8
d185::UInt8
d186::UInt8
d187::UInt8
d188::UInt8
d189::UInt8
d190::UInt8
d191::UInt8
d192::UInt8
d193::UInt8
d194::UInt8
d195::UInt8
d196::UInt8
d197::UInt8
d198::UInt8
d199::UInt8
d200::UInt8
d201::UInt8
d202::UInt8
d203::UInt8
d204::UInt8
d205::UInt8
d206::UInt8
d207::UInt8
d208::UInt8
d209::UInt8
d210::UInt8
d211::UInt8
d212::UInt8
d213::UInt8
d214::UInt8
d215::UInt8
d216::UInt8
d217::UInt8
d218::UInt8
d219::UInt8
d220::UInt8
d221::UInt8
d222::UInt8
d223::UInt8
d224::UInt8
d225::UInt8
d226::UInt8
d227::UInt8
d228::UInt8
d229::UInt8
d230::UInt8
d231::UInt8
d232::UInt8
d233::UInt8
d234::UInt8
d235::UInt8
d236::UInt8
d237::UInt8
d238::UInt8
d239::UInt8
d240::UInt8
d241::UInt8
d242::UInt8
d243::UInt8
d244::UInt8
d245::UInt8
d246::UInt8
d247::UInt8
d248::UInt8
d249::UInt8
d250::UInt8
d251::UInt8
d252::UInt8
d253::UInt8
d254::UInt8
d255::UInt8
d256::UInt8
d257::UInt8
d258::UInt8
d259::UInt8
d260::UInt8
d261::UInt8
d262::UInt8
d263::UInt8
d264::UInt8
d265::UInt8
d266::UInt8
d267::UInt8
d268::UInt8
d269::UInt8
d270::UInt8
d271::UInt8
d272::UInt8
d273::UInt8
d274::UInt8
d275::UInt8
d276::UInt8
d277::UInt8
d278::UInt8
d279::UInt8
d280::UInt8
d281::UInt8
d282::UInt8
d283::UInt8
d284::UInt8
d285::UInt8
d286::UInt8
d287::UInt8
d288::UInt8
d289::UInt8
d290::UInt8
d291::UInt8
d292::UInt8
d293::UInt8
d294::UInt8
d295::UInt8
d296::UInt8
d297::UInt8
d298::UInt8
d299::UInt8
d300::UInt8
d301::UInt8
d302::UInt8
d303::UInt8
d304::UInt8
d305::UInt8
d306::UInt8
d307::UInt8
d308::UInt8
d309::UInt8
d310::UInt8
d311::UInt8
d312::UInt8
d313::UInt8
d314::UInt8
d315::UInt8
d316::UInt8
d317::UInt8
d318::UInt8
d319::UInt8
d320::UInt8
d321::UInt8
d322::UInt8
d323::UInt8
d324::UInt8
d325::UInt8
d326::UInt8
d327::UInt8
d328::UInt8
d329::UInt8
d330::UInt8
d331::UInt8
d332::UInt8
d333::UInt8
d334::UInt8
d335::UInt8
d336::UInt8
d337::UInt8
d338::UInt8
d339::UInt8
d340::UInt8
d341::UInt8
d342::UInt8
d343::UInt8
d344::UInt8
d345::UInt8
d346::UInt8
d347::UInt8
d348::UInt8
d349::UInt8
d350::UInt8
d351::UInt8
d352::UInt8
d353::UInt8
d354::UInt8
d355::UInt8
d356::UInt8
d357::UInt8
d358::UInt8
d359::UInt8
d360::UInt8
d361::UInt8
d362::UInt8
d363::UInt8
d364::UInt8
d365::UInt8
d366::UInt8
d367::UInt8
d368::UInt8
d369::UInt8
d370::UInt8
d371::UInt8
d372::UInt8
d373::UInt8
d374::UInt8
d375::UInt8
d376::UInt8
d377::UInt8
d378::UInt8
d379::UInt8
d380::UInt8
d381::UInt8
d382::UInt8
d383::UInt8
d384::UInt8
d385::UInt8
d386::UInt8
d387::UInt8
d388::UInt8
d389::UInt8
d390::UInt8
d391::UInt8
d392::UInt8
d393::UInt8
d394::UInt8
d395::UInt8
d396::UInt8
d397::UInt8
d398::UInt8
d399::UInt8
d400::UInt8
d401::UInt8
d402::UInt8
d403::UInt8
d404::UInt8
d405::UInt8
d406::UInt8
d407::UInt8
d408::UInt8
d409::UInt8
d410::UInt8
d411::UInt8
d412::UInt8
d413::UInt8
d414::UInt8
d415::UInt8
d416::UInt8
d417::UInt8
d418::UInt8
d419::UInt8
d420::UInt8
d421::UInt8
d422::UInt8
d423::UInt8
d424::UInt8
d425::UInt8
d426::UInt8
d427::UInt8
d428::UInt8
d429::UInt8
d430::UInt8
d431::UInt8
d432::UInt8
d433::UInt8
d434::UInt8
d435::UInt8
d436::UInt8
d437::UInt8
d438::UInt8
d439::UInt8
d440::UInt8
d441::UInt8
d442::UInt8
d443::UInt8
d444::UInt8
d445::UInt8
d446::UInt8
d447::UInt8
d448::UInt8
d449::UInt8
d450::UInt8
d451::UInt8
d452::UInt8
d453::UInt8
d454::UInt8
d455::UInt8
d456::UInt8
d457::UInt8
d458::UInt8
d459::UInt8
d460::UInt8
d461::UInt8
d462::UInt8
d463::UInt8
d464::UInt8
d465::UInt8
d466::UInt8
d467::UInt8
d468::UInt8
d469::UInt8
d470::UInt8
d471::UInt8
d472::UInt8
d473::UInt8
d474::UInt8
d475::UInt8
d476::UInt8
d477::UInt8
d478::UInt8
d479::UInt8
d480::UInt8
d481::UInt8
d482::UInt8
d483::UInt8
d484::UInt8
d485::UInt8
d486::UInt8
d487::UInt8
d488::UInt8
d489::UInt8
d490::UInt8
d491::UInt8
d492::UInt8
d493::UInt8
d494::UInt8
d495::UInt8
d496::UInt8
d497::UInt8
d498::UInt8
d499::UInt8
d500::UInt8
d501::UInt8
d502::UInt8
d503::UInt8
d504::UInt8
d505::UInt8
d506::UInt8
d507::UInt8
d508::UInt8
d509::UInt8
d510::UInt8
d511::UInt8
d512::UInt8
end
gc()
# issue #10867
@test collect(enumerate((Tuple,Int))) == [(1,Tuple), (2,Int)]
@test collect(enumerate((Tuple,3))) == [(1,Tuple), (2,3)]
# issue #10978
TupleType10978{T<:Tuple} = Type{T}
f10978(T::TupleType10978) = isa(T, TupleType10978)
@test f10978(Tuple{Int})
# issue #10995
#TupleType{T<:Tuple} = Type{T}
f10995(::Any) = (while false; end; nothing)
f10995(T::TupleType10978) = (while false; end; @assert isa(T, TupleType10978))
g10995(x) = f10995(typeof(x))
g10995((1, 2))
@test g10995(UInt8) === nothing
# issue #11149
@noinline f11149(a,b,args...) = (a,b,args...)
@test f11149(1,2,3) == invoke(f11149, Tuple{Int,Int,Int}, 1,2,3)
# issue #11357
function f11357()
x = (1,2,3)
i = (1,)
x[i...]
end
@test f11357() === 1
# issue #11355
function f11355{T<:Tuple}(sig::Type{T})
f11355(sig.parameters[1])
end
function f11355(arg::DataType)
if arg <: Tuple
return 200
end
return 100
end
let t = Tuple{Type{Vector{Int}}}
@test f11355(t) == 100
t = Tuple{Type{Dict{K} where K}}
@test f11355(t) == 100
end
# issue #8283
function func8283 end
@test isa(func8283,Function)
@test_throws MethodError func8283()
# issue #11243
mutable struct Type11243{A, B}
x::A
y::B
end
let a = [Type11243(1,2), Type11243("a","b")]
@test typeof(a) == Vector{Type11243}
@test typeof(a) <: Vector{Type11243}
end
# issue #11065, #1571
function f11065()
for i = 1:2
if i == 1
z = "z is defined"
elseif i == 2
print(z)
end
end
end
@test_throws UndefVarError f11065()
# issue #11295
function f11295(x...)
call = Expr(x...)
end
@test isa(f11295(:a,:b), Expr)
# issue #11675
struct T11675{T}
x::T
T11675{T}() where T = new()
end
let x = T11675{Union{}}()
function f11675(x)
x.x + 1
end
@test_throws UndefRefError f11675(x)
end
# issue #7864
module M7864
export x7864
x7864 = 1
end
@test_throws UndefVarError x7864
using .M7864
@test x7864 == 1
# issue #11715
f11715(x) = (x === Tuple{Any})
@test f11715(Tuple{Any})
# part of #11597
# make sure invalid, partly-constructed types don't end up in the cache
abstract type C11597{T<:Union{Void, Int}} end
mutable struct D11597{T} <: C11597{T} d::T end
@test_throws TypeError D11597(1.0)
@test_throws TypeError repr(D11597(1.0))
# issue #11772
@test_throws UndefRefError (Vector{Any}(5)...)
# issue #11813
let a = UInt8[1, 107, 66, 88, 2, 99, 254, 13, 0, 0, 0, 0]
u32 = UInt32[0x3]
a[9:end] = reinterpret(UInt8, u32)
p = pointer(a)
@test (Int8(1),(Int8(2),Int32(3))) === unsafe_load(convert(Ptr{Tuple{Int8,Tuple{Int8,Int32}}},p))
f11813(p) = (Int8(1),(Int8(2),Int32(3))) === unsafe_load(convert(Ptr{Tuple{Int8,Tuple{Int8,Int32}}},p))
@test f11813(p) === true # redundant comparison test seems to make this test more reliable, don't remove
end
# issue #13037
let a = UInt8[0, 0, 0, 0, 0x66, 99, 254, 13, 0, 0, 0, 0]
u32 = UInt32[0x3]
a[1:4] = reinterpret(UInt8, u32)
p = pointer(a)
@test ((Int32(3),UInt8(0x66)),Int32(0)) === unsafe_load(convert(Ptr{Tuple{Tuple{Int32,UInt8},Int32}},p))
f11813(p) = ((Int32(3),UInt8(0x66)),Int32(0)) === unsafe_load(convert(Ptr{Tuple{Tuple{Int32,UInt8},Int32}},p))
@test f11813(p) === true # redundant comparison test seems to make this test more reliable, don't remove
end
let a = (1:1000...),
b = (1:1000...)
@test a == b
@test a === b
@test (a == b) === true
@test (a === b) === true
end
# issue 11858
mutable struct Foo11858
x::Float64
Foo11858(x::Float64) = new(x)
end
mutable struct Bar11858
x::Float64
Bar11858(x::Float64) = new(x)
end
g11858(x::Float64) = x
f11858(a) = for Baz in a
(f::Baz)(x) = f(float(x))
end
f11858(Any[Type{Foo11858}, Type{Bar11858}, typeof(g11858)])
@test g11858(1) == 1.0
@test Foo11858(1).x == 1.0
@test Bar11858(1).x == 1.0
# issue 11904
@noinline throw_error() = error()
foo11904(x::Int) = x
@inline function foo11904{S}(x::Nullable{S})
if isbits(S)
Nullable(foo11904(x.value), x.hasvalue)
else
throw_error()
end
end
@test !isnull(foo11904(Nullable(1)))
# issue 11874
struct Foo11874
x::Int
end
function bar11874(x)
local y::Foo11874
y = x
nothing
end
Base.convert(::Type{Foo11874},x::Int) = float(x)
@test_throws TypeError bar11874(1)
# issue #9233
let
try
NTuple{Int, 1}
@test false
catch err
@test isa(err, TypeError)
@test err.func == :apply_type
@test err.expected == Int
@test err.got == Int
end
try
NTuple{0x1, Int}
@test false
catch err
@test isa(err, TypeError)
@test err.func == :apply_type
@test err.expected == Int
@test err.got == 0x1
end
end
# 11996
@test_throws ErrorException NTuple{-1, Int}
@test_throws TypeError Union{Int, 1}
mutable struct FooNTuple{N}
z::Tuple{Integer, Vararg{Int, N}}
end
@test_throws ErrorException FooNTuple{-1}
@test_throws ErrorException FooNTuple{typemin(Int)}
@test_throws TypeError FooNTuple{0x01}
@test fieldtype(FooNTuple{0}, 1) == Tuple{Integer}
mutable struct FooTupleT{T}
z::Tuple{Int, T, Int}
end
@test_throws TypeError FooTupleT{Vararg{Int, 2}}
@test fieldtype(FooTupleT{Int}, 1) == NTuple{3, Int}
@test Tuple{} === NTuple{0, Any}
@test Tuple{Int} === Tuple{Int, Vararg{Integer, 0}}
# issue #12003
const DATE12003 = DateTime(1917,1,1)
failure12003(dt=DATE12003) = Dates.year(dt)
@test isa(failure12003(), Integer)
# issue #12023 Test error checking in primitive type
@test_throws ErrorException (@eval primitive type 0 SPJa12023 end)
@test_throws ErrorException (@eval primitive type 4294967312 SPJb12023 end)
@test_throws ErrorException (@eval primitive type -4294967280 SPJc12023 end)
# issue #12089
mutable struct A12089{K, N}
sz::NTuple{N, Int}
A12089{K,N}(sz::NTuple{N, Int}) where {K,N} = new(sz)
end
A12089{-1, 1}((1,))
# issue #12092
f12092(x::Int, y) = 0
f12092(x::Int,) = 1
f12092(x::Int, y::Int...) = 2
@test f12092(1) == 1
# issue #12063
# NOTE: should have > MAX_TUPLETYPE_LEN arguments
f12063{T}(tt, g, p, c, b, v, cu::T, d::AbstractArray{T, 2}, ve) = 1
f12063(args...) = 2
g12063() = f12063(0, 0, 0, 0, 0, 0, 0.0, spzeros(0,0), Int[])
@test g12063() == 1
# issue #11587
mutable struct Sampler11587{N}
clampedpos::Array{Int,2}
buf::Array{Float64,N}
end
function Sampler11587()
a = tuple(Any[32,32]...,)
Sampler11587(zeros(Int,a), zeros(Float64,a))
end
@test isa(Sampler11587(), Sampler11587{2})
# issue #8010 - error when convert returns wrong type during new()
struct Vec8010{T}
x::T
y::T
end
Vec8010(a::AbstractVector) = Vec8010(ntuple(x->a[x],2)...)
Base.convert{T}(::Type{Vec8010{T}},x::AbstractVector) = Vec8010(x)
Base.convert(::Type{Void},x::AbstractVector) = Vec8010(x)
struct MyType8010
m::Vec8010{Float32}
end
struct MyType8010_ghost
m::Void
end
@test_throws TypeError MyType8010([3.0;4.0])
@test_throws TypeError MyType8010_ghost([3.0;4.0])
# don't allow redefining types if ninitialized changes
struct NInitializedTestType
a
end
@test_throws ErrorException @eval struct NInitializedTestType
a
NInitializedTestType() = new()
end
# issue #12394
mutable struct Empty12394 end
let x = Array{Empty12394}(1), y = [Empty12394()]
@test_throws UndefRefError x==y
@test_throws UndefRefError y==x
end
module TestRecursiveConstGlobalStructCtor
const x = (1,2)
const y = (x,(3,4))
f() = (x,y,(5,6))
end
@test TestRecursiveConstGlobalStructCtor.f() == ((1,2),((1,2),(3,4)),(5,6))
const const_array_int1 = Array{Int}
const const_array_int2 = Array{Int}
test_eq_array_int() = ===(const_array_int1, const_array_int2)
@test test_eq_array_int()
# object_id of haspadding field
struct HasPadding
x::Bool
y::Int
end
struct HasHasPadding
x::HasPadding
end
hashaspadding = HasHasPadding(HasPadding(true,1))
hashaspadding2 = HasHasPadding(HasPadding(true,1))
unsafe_store!(convert(Ptr{UInt8},pointer_from_objref(hashaspadding)), 0x12, 2)
unsafe_store!(convert(Ptr{UInt8},pointer_from_objref(hashaspadding2)), 0x21, 2)
@test object_id(hashaspadding) == object_id(hashaspadding2)
# issue #12517
let x = (1,2)
@eval f12517() = Val{$x}
@test f12517() === Val{(1,2)}
end
# don't allow Vararg{} in Union{} type constructor
@test_throws TypeError Union{Int,Vararg{Int}}
@test_throws TypeError Union{Vararg{Int}}
# only allow Vararg{} in last position of Tuple{ }
@test_throws TypeError Tuple{Vararg{Int32},Int64,Float64}
@test_throws TypeError Tuple{Int64,Vararg{Int32},Float64}
@test_throws TypeError Array{Vararg}
# don't allow non-types in Union
@test_throws TypeError Union{1}
@test_throws TypeError Union{Int,0}
PossiblyInvalidUnion{T} = Union{T,Int}
@test_throws TypeError PossiblyInvalidUnion{1}
# issue #12569
@test Symbol("x") === Symbol("x")
@test split(string(gensym("abc")),'#')[3] == "abc"
# issue #13007
call13007{T,N}(::Type{Array{T,N}}) = 0
call13007(::Type{Array}) = 1
@test length(Base._methods(call13007, Tuple{Type{x} where x<:Array}, 4, typemax(UInt))) == 2
# detecting cycles during type intersection, e.g. #1631
cycle_in_solve_tvar_constraints{S}(::Type{Nullable{S}}, x::S) = 0
cycle_in_solve_tvar_constraints{T}(::Type{T}, x::Val{T}) = 1
@test length(methods(cycle_in_solve_tvar_constraints)) == 2
# issue #12967
foo12967(x, ::ANY) = 1
TupleType12967{T<:Tuple} = Type{T}
foo12967(x, ::TupleType12967) = 2
@test foo12967(1, Int) == 1
@test foo12967(1, Tuple{}) == 2
# issue #13083
@test Void() === nothing
# issue discovered in #11973
for j = 1:1
x = try
error()
2
catch
continue
end
end
# PR 11888
struct A11888{T}
a::NTuple{16,T}
end
B11888{T} = A11888{A11888{A11888{T}}}
@test sizeof(B11888{B11888{Int64}}) == (1 << 24) * 8
# issue #13175
struct EmptyImmutable13175 end
struct EmptyIIOtherField13175
x::EmptyImmutable13175
y::Float64
end
@test EmptyIIOtherField13175(EmptyImmutable13175(), 1.0) == EmptyIIOtherField13175(EmptyImmutable13175(), 1.0)
@test EmptyIIOtherField13175(EmptyImmutable13175(), 1.0) != EmptyIIOtherField13175(EmptyImmutable13175(), 2.0)
# issue #13183
gg13183{X}(x::X...) = 1==0 ? gg13183(x, x) : 0
@test gg13183(5) == 0
# issue 8932 (llvm return type legalizer error)
struct Vec3_8932
x::Float32
y::Float32
z::Float32
end
f8932(a::Vec3_8932, b::Vec3_8932) = Vec3_8932(a.x % b.x, a.y % b.y, a.z % b.z)
a8932 = Vec3_8932(1,1,1)
b8932 = Vec3_8932(2,2,2)
@test f8932(a8932, b8932) == Vec3_8932(1.0, 1.0, 1.0)
# issue #13261
f13261() = (x = (error("oops"),); +(x...))
g13261() = f13261()
@test_throws ErrorException g13261()
# issue 13432
@noinline function f13432(x)
offset = x ? Base.Bottom : 1
return ===(offset, Base.Bottom)
end
@test f13432(true) == true
@test f13432(false) == false
@noinline function f13432b(x)
a = x ? 1 : 1.0
b = x ? 1 : 1.0f0
return ===(a, b)
end
@test f13432b(true) == true
@test f13432b(false) == false
#13433, read!(::IO, a::Vector{UInt8}) should return a
mutable struct IO13433 <: IO end
Base.read(::IO13433, ::Type{UInt8}) = 0x01
@test read!(IO13433(), Array{UInt8}(4)) == [0x01, 0x01, 0x01, 0x01]
# issue #13647, comparing boxed isbits immutables
struct X13647
a::Int
b::Bool
end
function f13647(x, y)
z = false
z = y
x === z
end
@test f13647(X13647(1, false), X13647(1, false))
@test !f13647(X13647(1, false), X13647(1, true))
@test !f13647(X13647(2, false), X13647(1, false))
# issue #13636
module I13636
foo(x) = 1
end
let cache = Dict()
function I13636.foo(y::Int;k::Int=1)
cache[1] = y+k
end
end
@test I13636.foo(1,k=2) == 3
# issue #11327 and #13547
@test_throws MethodError convert(Type{Int}, Float32)
@test_throws MethodError Array{Type{Int64}}([Float32])
abstract type A11327 end
abstract type B11327 <: A11327 end
f11327{T}(::Type{T},x::T) = x
@test_throws MethodError f11327(Type{A11327},B11327)
# issue #8487
@test [x for x in 1:3] == [x for x ∈ 1:3] == [x for x = 1:3]
let A = Array{Int}(4,3)
for i ∈ 1:size(A,1), j ∈ 1:size(A,2)
A[i,j] = 17*i + 51*j
end
@test A == [17*i + 51*j for i ∈ 1:size(A,1), j ∈ 1:size(A,2)]
end
# check if finalizers for the old gen can be triggered manually
# issue #13986
let
obj = Ref(1)
finalized = 0
finalizer(obj, (obj) -> (finalized = 1))
# obj should be marked for promotion after the second gc and be promoted
# after the third GC
# GC_CLEAN; age = 0
gc(false)
# GC_CLEAN; age = 1
gc(false)
# GC_QUEUED; age = 1
gc(false)
# GC_MARKED; age = 1
finalize(obj)
@test finalized == 1
end
# check if finalizers for the old gen can be triggered manually
# PR #14181
let
# The following three `gc(false)` clears the `finalizer_list`. It is
# not strictly necessary to make the test pass but should make the failure
# more repeatable if something breaks.
gc(false)
# At least: GC_CLEAN; age = 1
gc(false)
# At least: GC_QUEUED; age = 1
gc(false)
# all objects in `finalizer_list` are now moved to `finalizer_list_marked`
obj1 = Ref(1)
obj2 = Ref(1)
finalized = 0
finalizer(obj1, (obj) -> (finalized += 1))
finalizer(obj1, (obj) -> (finalized += 1))
finalizer(obj2, (obj) -> (finalized += 1; finalize(obj1)))
finalizer(obj2, (obj) -> (finalized += 1; finalize(obj1)))
finalize(obj2)
@test finalized == 4
end
# issue #14323
@test_throws ErrorException eval(Expr(:body, :(1)))
# issue #14339
f14339{T<:Union{}}(x::T, y::T) = 0
@test_throws MethodError f14339(1, 2)
# Make sure jlcall objects are rooted
# PR #14301
module JLCall14301
# Define f
function f end
let i = Any[[1.23], [2.34]]
# f() with capture variables
# Intentionally type unstable so that the dynamic dispatch will
# read the corrupted tag if the object is incorrectly GC'd.
global @noinline f() = i[1][1] * i[2][1]
end
# Another function that use f()
g() = f() * 100
# Compile it
g()
let i = 9.0
# Override f()
global @noinline f() = i + 1
end
# Make sure the old f() method is GC'd if it was not rooted properly
gc()
gc()
gc()
# Run again.
g()
end
# make sure codegen doesn't remove argument to `isa`
@noinline __g_isa_test_1(a) = push!(a,1)
function __f_isa_arg_1()
a = []
isa(__g_isa_test_1(a), Any)
length(a)
end
@test __f_isa_arg_1() == 1
# issue #14477
struct Z14477
fld::Z14477
Z14477() = new(new())
end
let z1 = Z14477()
@test isa(z1, Z14477)
@test isa(z1.fld, Z14477)
end
# issue #8846, generic macros
macro m8846(a, b=0)
a, b
end
@test @m8846(a) === (:a, 0)
@test @m8846(a,1) === (:a, 1)
@test_throws MethodError @eval @m8846(a,b,c)
# a simple case of parametric dispatch with unions
let foo{T}(x::Union{T,Void},y::Union{T,Void}) = 1
@test foo(1, nothing) === 1
@test_throws MethodError foo(nothing, nothing) # can't determine T
end
module TestMacroGlobalFunction
macro makefn(f,g)
quote
global $(f)
function $(f)(x)
x+1
end
global $(g)
$(g)(x) = x+2
end
end
@makefn ff gg
end
@test TestMacroGlobalFunction.ff(1) == 2
@test TestMacroGlobalFunction.gg(1) == 3
# issue #18672
macro x18672()
quote
function f
end
end
end
let
@test isa(@x18672, Function)
end
# issue #14564
@test isa(object_id(Tuple.name.cache), Integer)
# issue #14691
mutable struct T14691; a::UInt; end
@test (T14691(0).a = 0) === 0
# issue #14245
f14245() = (v = []; push!(v, length(v)); v)
@test f14245()[1] == 0
# issue #9677
@generated function foo9677{T,N}(x::AbstractArray{T,N})
quote
x=$N
y=x+1
return y
end
end
foo9677(x::Array) = invoke(foo9677, Tuple{AbstractArray}, x)
@test foo9677(1:5) == foo9677(randn(3))
# issue #6846
f6846() = (please6846; 2)
@test_throws UndefVarError f6846()
module M6846
macro f()
return :(please6846; 2)
end
end
@test_throws UndefVarError @M6846.f()
# issue #14758
@test isa(@eval(f14758(; $([]...)) = ()), Function)
# issue #14767
@inline f14767(x) = x ? A14767 : ()
const A14767 = f14767(false)
@test A14767 === ()
# issue #10985
f10985(::Any...) = 1
@test f10985(1, 2, 3) == 1
# a tricky case for closure conversion
mutable struct _CaptureInCtor
yy
function _CaptureInCtor(list_file::AbstractString="")
y = 0
f = x->add_node(y)
new(f(2))
end
add_node(y) = y+1
end
@test _CaptureInCtor().yy == 1
# issue #14610
let sometypes = (Int,Int8)
f(::Union{ntuple(i->Type{sometypes[i]}, length(sometypes))...}) = 1
@test method_exists(f, (Union{Type{Int},Type{Int8}},))
end
let
b=()->c
c=1
@test b() == 1
end
# issue #14825
abstract type abstest_14825 end
mutable struct t1_14825{A <: abstest_14825, B}
x::A
y::B
end
mutable struct t2_14825{C, B} <: abstest_14825
x::C
y::t1_14825{t2_14825{C, B}, B}
end
@test t2_14825{Int,Int}.types[2] <: t1_14825
# issue #14917
@test isa(let generic
function generic end
end,
Function)
# f.(x) vectorization syntax (#15032)
@test (x -> 2x).([1,2,3]) == [2,4,6]
@test ((x,y) -> 2x+y^2).([1,2,3],[3,4,5]) == [1,2,3]*2 + [3,4,5].^2
# let syntax with multiple lhs
let z = (3,9,42)
let (a,b,c) = z
@test a == 3 && b == 9 && c == 42
end
let (a,b::Float64,c::Int8) = z
@test a == 3 && b === 9.0 && c === Int8(42)
end
z = (1, z, 10)
let (a, (b,c,d), e) = z
@test (a,b,c,d,e) == (1,3,9,42,10)
end
end
# issue #15072
let grphtest = ((1, [2]),)
for (s, g) in grphtest
g_ = map(s -> s+1, g)
@test g_ == [3]
end
for s = 1:1
end
end
# issue #13229
module I13229
using Base.Test
if !startswith(string(Sys.ARCH), "arm")
global z = 0
@timed @profile for i = 1:5
function f(x)
return x + i
end
global z = f(i)
end
@test z == 10
else
warn("@profile test skipped")
end
end
# issue #15186
let ex = quote
$(if true; :(test); end)
end
@test ex.args[2] == :test
end
# issue #15180
function f15180{T}(x::T)
X = Array{T}(1)
X[1] = x
@noinline ef{J}(::J) = (J,X[1]) # Use T
ef{J}(::J, ::Int) = (T,J)
return ef
end
@test map(f15180(1), [1,2]) == [(Int,1),(Int,1)]
let ary = Vector{Any}(10)
check_undef_and_fill(ary, rng) = for i in rng
@test !isassigned(ary, i)
ary[i] = (Float64(i), i) # some non-cached content
@test isassigned(ary, i)
end
# Check if the memory is initially zerod and fill it with value
# to check if these values are not reused later.
check_undef_and_fill(ary, 1:10)
# Check if the memory grown at the end are zerod
ccall(:jl_array_grow_end, Void, (Any, Csize_t), ary, 10)
check_undef_and_fill(ary, 11:20)
# Make sure the content of the memory deleted at the end are not reused
ccall(:jl_array_del_end, Void, (Any, Csize_t), ary, 5)
ccall(:jl_array_grow_end, Void, (Any, Csize_t), ary, 5)
check_undef_and_fill(ary, 16:20)
# Now check grow/del_end
ary = Vector{Any}(1010)
check_undef_and_fill(ary, 1:1010)
# This del_beg should move the buffer
ccall(:jl_array_del_beg, Void, (Any, Csize_t), ary, 1000)
ccall(:jl_array_grow_beg, Void, (Any, Csize_t), ary, 1000)
check_undef_and_fill(ary, 1:1000)
ary = Vector{Any}(1010)
check_undef_and_fill(ary, 1:1010)
# This del_beg should not move the buffer
ccall(:jl_array_del_beg, Void, (Any, Csize_t), ary, 10)
ccall(:jl_array_grow_beg, Void, (Any, Csize_t), ary, 10)
check_undef_and_fill(ary, 1:10)
ary = Vector{Any}(1010)
check_undef_and_fill(ary, 1:1010)
ccall(:jl_array_grow_end, Void, (Any, Csize_t), ary, 10)
check_undef_and_fill(ary, 1011:1020)
ccall(:jl_array_del_end, Void, (Any, Csize_t), ary, 10)
ccall(:jl_array_grow_beg, Void, (Any, Csize_t), ary, 10)
check_undef_and_fill(ary, 1:10)
# Make sure newly malloc'd buffers are filled with 0
# test this for a few different sizes since we need to make sure
# we are malloc'ing the buffer after the grow_end and malloc is not using
# mmap directly (which may return a zero'd new page).
for n in [50, 51, 100, 101, 200, 201, 300, 301]
ary = Vector{Any}(n)
# Try to free the previous buffer that was filled with random content
# and to increase the chance of getting a non-zero'd buffer next time
gc()
gc()
gc()
ccall(:jl_array_grow_beg, Void, (Any, Csize_t), ary, 4)
ccall(:jl_array_del_beg, Void, (Any, Csize_t), ary, 4)
ccall(:jl_array_grow_end, Void, (Any, Csize_t), ary, n)
ccall(:jl_array_grow_beg, Void, (Any, Csize_t), ary, 4)
check_undef_and_fill(ary, 1:(2n + 4))
end
ary = Vector{Any}(100)
ccall(:jl_array_grow_end, Void, (Any, Csize_t), ary, 10000)
ary[:] = 1:length(ary)
ccall(:jl_array_del_beg, Void, (Any, Csize_t), ary, 10000)
# grow on the back until a buffer reallocation happens
cur_ptr = pointer(ary)
while cur_ptr == pointer(ary)
len = length(ary)
ccall(:jl_array_grow_end, Void, (Any, Csize_t), ary, 10)
for i in (len + 1):(len + 10)
@test !isassigned(ary, i)
end
end
ary = Vector{Any}(100)
ary[:] = 1:length(ary)
ccall(:jl_array_grow_at, Void, (Any, Csize_t, Csize_t), ary, 50, 10)
for i in 51:60
@test !isassigned(ary, i)
end
end
# check if we can run multiple finalizers at the same time
# Use a `@noinline` function to make sure the inefficient gc root generation
# doesn't keep the object alive.
@noinline function create_dead_object13995(finalized)
obj = Ref(1)
finalizer(obj, (x)->(finalized[1] = true))
finalizer(obj, (x)->(finalized[2] = true))
finalizer(obj, (x)->(finalized[3] = true))
finalizer(obj, (x)->(finalized[4] = true))
nothing
end
# disable GC to make sure no collection/promotion happens
# when we are constructing the objects
let gc_enabled13995 = gc_enable(false)
finalized13995 = [false, false, false, false]
create_dead_object13995(finalized13995)
gc_enable(true)
# obj is unreachable and young, a single young gc should collect it
# and trigger all the finalizers.
gc(false)
gc_enable(false)
@test finalized13995 == [true, true, true, true]
gc_enable(gc_enabled13995)
end
# issue #15283
j15283 = 0
let
k15283 = j15283+=1
end
@test j15283 == 1
@test !isdefined(:k15283)
# issue #15264
module Test15264
mod1{T}(x::T) = x < 1 ? x : mod1(x-1)
end
@test Test15264.mod1 !== Base.mod1
module M15455
function rpm_provides{T}(r::T)
push!([], select(r,T))
end
select(a,b) = 0
end
@test M15455.select(1,2)==0
# check that medium-sized array is 64-byte aligned (#15139)
@test Int(pointer(Vector{Float64}(1024))) % 64 == 0
# PR #15413
# Make sure arrayset can handle `Array{T}` (where `T` is a type and not a
# `TypeVar`) without crashing
let
function arrayset_unknown_dim{T}(::Type{T}, n)
Base.arrayset(reshape(Vector{T}(1), ones(Int, n)...), 2, 1)
end
arrayset_unknown_dim(Any, 1)
arrayset_unknown_dim(Any, 2)
arrayset_unknown_dim(Any, 3)
arrayset_unknown_dim(Int, 1)
arrayset_unknown_dim(Int, 2)
arrayset_unknown_dim(Int, 3)
end
module TestSharedArrayResize
using Base.Test
# Attempting to change the shape of a shared array should unshare it and
# not modify the original data
function test_shared_array_resize{T}(::Type{T})
len = 100
a = Vector{T}(len)
function test_unshare(f)
a′ = reshape(reshape(a, (len ÷ 2, 2)), len)
a[:] = 1:length(a)
# The operation should fail on the owner shared array
# and has no side effect.
@test_throws ErrorException f(a)
@test a == [1:len;]
@test a′ == [1:len;]
@test pointer(a) == pointer(a′)
# The operation should pass on the non-owner shared array
# and should unshare the arrays with no effect on the original one.
f(a′)
@test a == [1:len;]
@test pointer(a) != pointer(a′)
end
test_unshare(a->ccall(:jl_array_del_end, Void, (Any, Csize_t), a, 0))
test_unshare(a->ccall(:jl_array_del_end, Void, (Any, Csize_t), a, 1))
test_unshare(a->ccall(:jl_array_del_beg, Void, (Any, Csize_t), a, 0))
test_unshare(a->ccall(:jl_array_del_beg, Void, (Any, Csize_t), a, 1))
test_unshare(a->deleteat!(a, 10))
test_unshare(a->deleteat!(a, 90))
test_unshare(a->ccall(:jl_array_grow_end, Void, (Any, Csize_t), a, 0))
test_unshare(a->ccall(:jl_array_grow_end, Void, (Any, Csize_t), a, 1))
test_unshare(a->ccall(:jl_array_grow_beg, Void, (Any, Csize_t), a, 0))
test_unshare(a->ccall(:jl_array_grow_beg, Void, (Any, Csize_t), a, 1))
test_unshare(a->insert!(a, 10, 10))
test_unshare(a->insert!(a, 90, 90))
end
test_shared_array_resize(Int)
test_shared_array_resize(Any)
end
module TestArrayNUL
using Base.Test
function check_nul(a::Vector{UInt8})
b = ccall(:jl_array_cconvert_cstring,
Ref{Vector{UInt8}}, (Vector{UInt8},), a)
@test unsafe_load(pointer(b), length(b) + 1) == 0x0
return b === a
end
a = UInt8[]
b = "aaa"
c = [0x2, 0x1, 0x3]
@test check_nul(a)
@test check_nul(Vector{UInt8}(b))
@test check_nul(c)
d = [0x2, 0x1, 0x3]
@test check_nul(d)
push!(d, 0x3)
@test check_nul(d)
push!(d, 0x3)
@test check_nul(d)
ccall(:jl_array_del_end, Void, (Any, UInt), d, 2)
@test check_nul(d)
ccall(:jl_array_grow_end, Void, (Any, UInt), d, 1)
@test check_nul(d)
ccall(:jl_array_grow_end, Void, (Any, UInt), d, 1)
@test check_nul(d)
ccall(:jl_array_grow_end, Void, (Any, UInt), d, 10)
@test check_nul(d)
ccall(:jl_array_del_beg, Void, (Any, UInt), d, 8)
@test check_nul(d)
ccall(:jl_array_grow_beg, Void, (Any, UInt), d, 8)
@test check_nul(d)
ccall(:jl_array_grow_beg, Void, (Any, UInt), d, 8)
@test check_nul(d)
f = unsafe_wrap(Array, pointer(d), length(d))
@test !check_nul(f)
f = unsafe_wrap(Array, ccall(:malloc, Ptr{UInt8}, (Csize_t,), 10), 10, true)
@test !check_nul(f)
g = reinterpret(UInt8, UInt16[0x1, 0x2])
@test !check_nul(g)
@test check_nul(copy(g))
end
# Copy of `#undef`
copy!(Vector{Any}(10), Vector{Any}(10))
function test_copy_alias{T}(::Type{T})
ary = T[1:100;]
unsafe_copy!(ary, 1, ary, 11, 90)
@test ary == [11:100; 91:100]
ary = T[1:100;]
unsafe_copy!(ary, 11, ary, 1, 90)
@test ary == [1:10; 1:90]
end
test_copy_alias(Int)
test_copy_alias(Any)
# issue #15370
@test isdefined(Core, :Box)
@test !isdefined(Base, :Box)
@test !isdefined(Main, :Box)
# issue #1784
let a = [false]
function foo1784()
(a,b) = try
return true
(0,1)
finally
a[1] = true
end
end
@test foo1784()
@test a[1] == true
end
# issue #14113
module A14113
using Base.Test
# show that making several thousand methods (and lots of AST constants)
# doesn't cause any serious issues (for example, for the serializer)
# although to keep runtime on the order of several seconds for this test,
# only several hundred of them are compiled / called
for i = 1:2^14 + 256
r = rand(2^4)
code = Expr(:tuple, r...)
f = @eval () -> $code
i > (2^14 - 256) && @test [f()...] == r
end
end
# issue #15425
@noinline function f15425(x)
end
@test f15425(1) === nothing
# issue #15809 --- TODO: this code should be disallowed
function f15809()
global g15809
g15809{T}(x::T) = T
end
f15809()
@test g15809(2) === Int
module Macro_Yielding_Global_Assignment
macro m()
quote
global x
x = 2
end
end
@m
end
@test Macro_Yielding_Global_Assignment.x == 2
# issue #15718
@test :(f($NaN)) == :(f($NaN))
@test isequal(:(f($NaN)), :(f($NaN)))
# PR #16011 Make sure dead code elimination doesn't delete push and pop
# of metadata
module TestDeadElim16011
using Base.Test
function count_expr_push(ex::Expr, head::Symbol, counter)
if ex.head === head
if ex.args[1] === :pop
counter[] -= 1
else
counter[] += 1
end
return
end
for arg in ex.args
isa(arg, Expr) && count_expr_push(arg, head, counter)
end
return false
end
function metadata_matches(ast::CodeInfo)
inbounds_cnt = Ref(0)
boundscheck_cnt = Ref(0)
for ex in ast.code::Array{Any,1}
if isa(ex, Expr)
ex = ex::Expr
count_expr_push(ex, :inbounds, inbounds_cnt)
count_expr_push(ex, :boundscheck, boundscheck_cnt)
end
end
@test inbounds_cnt[] == 0
@test boundscheck_cnt[] == 0
end
function test_metadata_matches(f::ANY, tt::ANY)
metadata_matches(code_typed(f, tt)[1][1])
end
function f1()
@inbounds return 1
end
function f2()
@boundscheck begin
error()
end
end
# No, don't write code this way...
@eval function f3()
a = $(Expr(:boundscheck, true))
return 1
b = $(Expr(:boundscheck, :pop))
end
@noinline function g(a)
end
@eval function f4()
g($(Expr(:inbounds, true)))
@goto out
g($(Expr(:inbounds, :pop)))
@label out
end
test_metadata_matches(f1, Tuple{})
test_metadata_matches(f2, Tuple{})
test_metadata_matches(f3, Tuple{})
test_metadata_matches(f4, Tuple{})
end
# SSA value where the assignment is after the user in syntactic order
let f = function(a, b)
@goto a
@label b
return j[1] + j[2] * 2
@label a
j = (a, b)
@goto b
end
@test f(1, 2) == 5
end
# issue #8712
mutable struct Issue8712; end
@test isa(invoke(Issue8712, Tuple{}), Issue8712)
# issue #16089
f16089(args...) = typeof(args)
g16089() = f16089(UInt8)
@test g16089() === Tuple{DataType}
# issue #16023
function f16023()
x
x = 1
end
@test_throws UndefVarError f16023()
# issue #16158
function f16158(x)
bar(x) = length(x)==1 ? x : string(x, bar(x[1:end-1]))
bar(x)
end
@test f16158("abc") == "abcaba"
# LLVM verifier error for noreturn function
# the `code_llvm(DevNull, ...)` tests are only meaningful on debug build
# with verifier on (but should still pass on release build).
module TestSSA16244
using Base.Test
@noinline k(a) = a
# unreachable branch due to `ccall(:jl_throw)`
function f1(a)
if a
b = (k(a) + 1, 3)
else
throw(DivideError())
end
b[1]
end
code_llvm(DevNull, f1, Tuple{Bool})
@test f1(true) == 2
@test_throws DivideError f1(false)
# unreachable branch due to function that does not return
@noinline g() = error()
function f2(a)
if a
b = (k(a) + 1, 3)
else
# Make sure type inference can infer the type of `g`
g()
end
b[1]
end
code_llvm(DevNull, f2, Tuple{Bool})
@test f2(true) == 2
@test_throws ErrorException f2(false)
# SA but not SSA
function f3(a)
if a
b = (k(a) + 1, 3)
end
b[1]
end
code_llvm(DevNull, f3, Tuple{Bool})
@test f3(true) == 2
ex = try
f3(false)
catch _ex
_ex
end
@test isa(ex, UndefVarError)
@test ex.var === :b
# unreachable branch due to ccall that does not return
function f4(a, p)
if a
b = (k(a) + 1, 3)
else
ccall(p, Union{}, ())
end
b[1]
end
code_llvm(DevNull, f4, Tuple{Bool,Ptr{Void}})
@test f4(true, C_NULL) == 2
@test_throws UndefRefError f4(false, C_NULL)
# SSA due to const prop of condition
function f5(a)
c = true
if c
b = (k(a) + 1, 3)
end
b[1]
end
code_llvm(DevNull, f5, Tuple{Bool})
@test f5(true) == 2
@test f5(false) == 1
# SSA due to const prop of condition
function f6(a)
if 1 === 1
b = (k(a) + 1, 3)
end
b[1]
end
code_llvm(DevNull, f6, Tuple{Bool})
@test f6(true) == 2
@test f6(false) == 1
# unreachable branch due to typeassert
function f7(a)
if a
b = (k(a) + 1, 3)
else
a = a::Int
end
b[1]
end
code_llvm(DevNull, f7, Tuple{Bool})
@test f7(true) == 2
@test_throws TypeError f7(false)
# unreachable branch due to non-Bool used in Bool context
function f8(a, c)
if a
b = (k(a) + 1, 3)
else
c && a
end
b[1]
end
code_llvm(DevNull, f8, Tuple{Bool,Int})
@test f8(true, 1) == 2
@test_throws TypeError f8(false, 1)
# unreachable branch due to undef local variable
function f9(a)
if a
b = (k(a) + 1, 3)
else
d
d = 1
end
b[1]
end
code_llvm(DevNull, f9, Tuple{Bool})
@test f9(true) == 2
ex = try
f9(false)
catch _ex
_ex
end
@test isa(ex, UndefVarError)
@test ex.var === :d
end
# issue #16153
f16153(x) = 1
f16153(x::ANY, y...) = 2
@test f16153("") == 1
ff16153(x::ANY, y...) = 2
ff16153(x) = 1
@test ff16153("") == 1
g16153(x::ANY, y...) = 1
g16153(x::ANY, y::ANY) = 2
@test g16153(1, 1) == 2
gg16153(x::ANY, y::ANY) = 2
gg16153(x::ANY, y...) = 1
@test gg16153(1, 1) == 2
# don't remove global variable accesses even if we "know" their type
# see #16090
f16090() = typeof(undefined_x16090::Tuple{Type{Int}})
@test_throws UndefVarError f16090()
undefined_x16090 = (Int,)
@test_throws TypeError f16090()
# issue #12238
mutable struct A12238{T} end
mutable struct B12238{T,S}
a::A12238{B12238{Int,S}}
end
@test B12238.body.body.types[1] === A12238{B12238{Int}.body}
@test isa(A12238{B12238{Int}}.instance, A12238{B12238{Int}})
@test !isdefined(B12238.body.body.types[1], :instance) # has free type vars
# issue #16315
let a = Any[]
@noinline f() = a[end]
@test (push!(a,10); f()) - (push!(a,2); f()) == 8
@test a == [10, 2]
end
# issue #12096
let a = Val{Val{TypeVar(:_, Int)}},
b = Val{Val{x} where x<:Int}
@test !isdefined(a, :instance)
@test isdefined(b, :instance)
@test isleaftype(b)
end
# A return type widened to Type{Union{T,Void}} should not confuse
# codegen
@noinline MaybeFunc(T) = Union{T, Void}
fMaybeFunc() = MaybeFunc(Int64)
@test fMaybeFunc() == Union{Int64, Void}
# issue #16431
function f16431(x)
z::Int = x * 2
g(y) = begin z = z + y; y + x end
z * g(x)
end
@test @inferred(f16431(1)) == 4
# issue #14878
mutable struct A14878
ext
end
A14878() = A14878(Dict())
mutable struct B14878
end
B14878(ng) = B14878()
function trigger14878()
w = A14878()
w.ext[:14878] = B14878(junk) # junk not defined!
return w
end
@test_throws UndefVarError trigger14878()
# issue #1090
function f1090(x)::Int
if x == 1
return 1
end
2.0
end
@test f1090(1) === 1
@test f1090(2) === 2
g1090{T}(x::T)::T = x+1.0
@test g1090(1) === 2
@test g1090(Float32(3)) === Float32(4)
function f17613_2(x)::Float64
try
return x
catch
return x+1
end
end
@test isa(f17613_2(1), Float64)
# return type decl with `where`
function where1090(x::Array{T})::T where T<:Real
return x[1] + 2.0
end
@test where1090([4]) === 6
@test_throws MethodError where1090(String[])
mutable struct A1090 end
Base.convert(::Type{Int}, ::A1090) = "hey"
f1090()::Int = A1090()
@test_throws TypeError f1090()
# issue #19106
function f19106()::Void end
@test f19106() === nothing
# issue #16783
function f16783()
T = UInt32
x::T = 0
bar() = x+1
end
@test f16783()() == 1
# issue #16767
mutable struct A16767{T}
a::Base.RefValue{T}
end
mutable struct B16767{T}
b::A16767{B16767{T}}
end
mutable struct C16767{T}
b::A16767{C16767{:a}}
end
@test B16767.body.types[1].types[1].parameters[1].types[1] === A16767{B16767.body}
@test C16767.body.types[1].types[1].parameters[1].types[1] === A16767{C16767{:a}}
# issue #16340
function f16340{T}(x::T)
function g{T}(y::T)
return (T,T)
end
return g
end
let g = f16340(1)
@test isa(typeof(g).name.mt.defs.sig, UnionAll)
end
# issue #16793
try
abstract type T16793 end
catch
end
@test isa(T16793, Type)
@test isa(abstract type T16793_2 end, Void)
# issue #17147
f17147(::Tuple) = 1
f17147{N}(::Vararg{Tuple,N}) = 2
@test f17147((), ()) == 2
# issue #17449, argument evaluation order
@noinline f17449(x, y) = nothing
@noinline function g17449(r)
r[] = :g
return 1
end
@noinline function k17449(r, v)
r[] = :k
return v ? 1 : 1.0
end
function h17449(v)
r = Ref(:h)
f17449(g17449(r), k17449(r, v))
return r[]
end
@test h17449(true) === :k
# make sure lowering agrees on sp order
function captsp{T, S}(x::T, y::S)
subf(x2::Int) = T
subf(x2::UInt) = S
return subf(Int(1)), subf(UInt(1))
end
@test captsp(1, 2.0) == (Int, Float64)
# issue #15068
function sp_innersig{T}(x::T)
subf(x2::T) = (x, x2, :a)
subf(x2) = (x, x2, :b)
return (subf(one(T)), subf(unsigned(one(T))))
end
@test sp_innersig(2) == ((2, 1, :a), (2, UInt(1), :b))
# TODO: also allow local variables?
#function local_innersig{T}(x::T)
# V = typeof(x)
# U = unsigned(T)
# subf(x2::T, x3::Complex{V}) = (x, x2, x3)
# subf(x2::U) = (x, x2)
# return (subf(one(T), x * im), subf(unsigned(one(T))))
#end
#@test local_innersig(Int32(2)) == ((Int32(2), Int32(1), Int32(2)im), (Int32(2), UInt32(1)))
#@test local_innersig(Int64(3)) == ((Int64(3), Int64(1), Int64(3)im), (Int64(3), UInt64(1)))
# Issue 4914
let
j(j) = j
@test j(1) == 1
k(x) = (k = x; k)
@test k(1) == 1
end
# PR #18054: compilation of cfunction leaves IRBuilder in bad state,
# causing heap-use-after-free when compiling f18054
function f18054()
return Cint(0)
end
cfunction(f18054, Cint, ())
# issue #18986: the ccall optimization of cfunction leaves JL_TRY stack in bad state
dummy18996() = return nothing
function main18986()
cfunction(dummy18986, Void, ())
ccall((:dummy2, "this_is_a_nonexisting_library"), Void, ())
end
@test_throws ErrorException main18986()
# issue #18085
f18085(a,x...) = (0,)
for (f,g) in ((:asin,:sin), (:acos,:cos))
gx = eval(g)
f18085(::Type{Val{f}},x...) = map(x->2gx(x), f18085(Val{g},x...))
end
@test f18085(Val{:asin},3) === (0.0,)
# issue #18236 constant VecElement in ast triggers codegen assertion/undef
# VecElement of scalar
v18236 = VecElement(1.0)
ptr18236 = cfunction(identity, VecElement{Float64}, Tuple{VecElement{Float64}})
@eval @noinline f18236(ptr) = ccall(ptr, VecElement{Float64},
(VecElement{Float64},), $v18236)
@test f18236(ptr18236) === v18236
@test !contains(sprint(code_llvm, f18236, Tuple{Ptr{Void}}), "double undef")
# VecElement of struct, not necessarily useful but does have special
# ABI so should be handled correctly
# This struct should be small enough to be passed by value in C ABI
# in order to trigger the problematic code path.
# We should be at least testing this on some platforms.
# Not sure if there's a better way to trigger unboxing in codegen.
v18236_2 = VecElement((Int8(1), Int8(2)))
ptr18236_2 = cfunction(identity, VecElement{NTuple{2,Int8}},
Tuple{VecElement{NTuple{2,Int8}}})
@eval @noinline f18236_2(ptr) = ccall(ptr, VecElement{NTuple{2,Int8}},
(VecElement{NTuple{2,Int8}},),
$v18236_2)
@test f18236_2(ptr18236_2) === v18236_2
# issue #18385
function f18385(g)
if g
a = (1, 2)
end
return a[1]
end
@test f18385(true) === 1
# variable name in the error is tested above in `TestSSA16244`
@test_throws UndefVarError f18385(false)
# Another similar issue, make sure newvar nodes are created for the fields
# variables too.
function f18386(a, b, second_pass)
s = 0
firstpass = true
for i in 1:2
if firstpass
x = (a, b)
firstpass = !second_pass
end
s += x[1]
end
s
end
@test f18386(1, 2, false) === 2
# variable name in the error is tested above in `TestSSA16244`
@test_throws UndefVarError f18386(1, 2, true)
Base.@propagate_inbounds function f18412(a)
@inbounds b = a[1]
return b
end
@test f18412([1]) == 1
# issue #18173
function f18173()
identity(()->successflag)
successflag = false
end
@test f18173() == false
let _true = Ref(true), f, g, h
@noinline f() = ccall((:time, "error_library_doesnt_exist\0"), Void, ()) # some expression that throws an error in codegen
@noinline g() = _true[] ? 0 : h()
@noinline h() = (g(); f())
@test_throws ErrorException @code_native h() # due to a failure to compile f()
@test g() == 0
end
fVararg(x) = Vararg{x}
gVararg(a::fVararg(Int)) = length(a)
@test gVararg(1,2,3,4,5) == 5
# issue #18577
@generated f18577() = quote ()->1 end
@test try
f18577()
false
catch e
(e::ErrorException).msg
end == "generated function body is not pure. this likely means it contains a closure or comprehension."
let x = 1
global g18444
@noinline g18444(a) = (x += 1; a[])
f18444_1(a) = invoke(sin, Tuple{Int}, g18444(a))
f18444_2(a) = invoke(sin, Tuple{Integer}, g18444(a))
@test_throws ErrorException f18444_1(Ref{Any}(1.0))
@test x == 2
@test_throws ErrorException f18444_2(Ref{Any}(1.0))
@test x == 3
@test f18444_1(Ref{Any}(1)) === sin(1)
@test x == 4
@test f18444_2(Ref{Any}(1)) === sin(1)
@test x == 5
end
# issue #10981, long argument lists
let a = fill(["sdf"], 2*10^6), temp_vcat(x...) = vcat(x...)
# we introduce a new function `temp_vcat` to make sure there is no existing
# method cache match, leading to a path that allocates a large tuple type.
b = temp_vcat(a...)
@test isa(b, Vector{String})
@test length(b) == 2*10^6
@test b[1] == b[end] == "sdf"
end
# issue #17255, take `deferred_alloc` into account
# when calculating total allocation size.
@noinline function f17255(n)
gc_enable(false)
b0 = Base.gc_bytes()
local a
for i in 1:n
a, t, allocd = @timed [Ref(1) for i in 1:1000]
@test allocd > 0
b1 = Base.gc_bytes()
if b1 < b0
return false, a
end
end
return true, a
end
@test f17255(10000)[1]
gc_enable(true)
# issue #18710
bad_tvars{T}() = 1
@test_throws ErrorException @which(bad_tvars())
@test_throws MethodError bad_tvars()
# issue #19059 - test for lowering of `let` with assignment not adding Box in simple cases
contains_Box(e::GlobalRef) = (e.name === :Box)
contains_Box(e::ANY) = false
contains_Box(e::Expr) = any(contains_Box, e.args)
function let_noBox()
local x
for i = 1:2
if i == 1
x = 21
end
let x = x
return () -> x
end
end
end
function let_Box1()
local x
for i = 1:2
if i == 1
x = 22
end
let y = x
return () -> x
end
end
end
function let_Box2()
local x
for i = 1:2
if i == 1
x = 23
end
let x = x
# In the future, this may change to no-Box if lowering improves
return () -> x
x = 43
end
end
end
function let_Box3()
local x
for i = 1:2
if i == 1
x = 24
end
let y
# In the future, this may change to no-Box if lowering improves
y = x
return () -> x
end
end
end
function let_Box4()
local x, g
for i = 1:2
if i == 1
x = 25
end
let x = x
g = () -> x
x = 44
end
@test x == 25
return g
end
end
function let_Box5()
local x, g, h
for i = 1:2
if i == 1
x = 25
end
let x = x
g = () -> (x = 46)
h = () -> x
end
@test x == 25
@test h() == 25
@test g() == 46
@test h() == 46
@test x == 25
return g
end
end
@test any(contains_Box, (@code_lowered let_Box1()).code)
@test any(contains_Box, (@code_lowered let_Box2()).code)
@test any(contains_Box, (@code_lowered let_Box3()).code)
@test any(contains_Box, (@code_lowered let_Box4()).code)
@test any(contains_Box, (@code_lowered let_Box5()).code)
@test !any(contains_Box, (@code_lowered let_noBox()).code)
@test let_Box1()() == 22
@test let_Box2()() == 23
@test let_Box3()() == 24
@test let_Box4()() == 44
@test let_Box5()() == 46
@test let_noBox()() == 21
module TestModuleAssignment
using Base.Test
@eval $(GlobalRef(TestModuleAssignment, :x)) = 1
@test x == 1
@eval $(GlobalRef(TestModuleAssignment, :x)) = 2
@test x == 2
end
# issue #14893
module M14893
x = 14893
macro m14893()
:x
end
function f14893()
x = 1
@m14893
end
end
function f14893()
x = 2
M14893.@m14893
end
@test f14893() == 14893
@test M14893.f14893() == 14893
# issue #18725
@test_nowarn @eval Main begin
f18725(x) = 1
f18725(x) = 2
end
@test Main.f18725(0) == 2
@test_warn "WARNING: Method definition f18725(Any) in module Module18725" @eval Main module Module18725
f18725(x) = 1
f18725(x) = 2
end
# issue #19599
f19599{T}(x::((S)->Vector{S})(T)...) = 1
@test f19599([1],[1]) == 1
@test_throws MethodError f19599([1],[1.0])
# avoiding StackOverflowErrors (issues #12007, #10326, #15736)
module SOE
mutable struct Sgnd <: Signed
v::Int
end
using Base.Test
@test_throws ErrorException abs(Sgnd(1)) #12007
io = IOBuffer()
@test_throws ErrorException show(io, Sgnd(1)) #12007
struct MyTime <: Dates.TimeType
value::Int
end
@test_throws ErrorException isless(MyTime(1), now())
end # module SOE
# issue #15240
@test_nowarn begin
local p15240
p15240 = ccall(:jl_realloc, Ptr{Void}, (Ptr{Void}, Csize_t), C_NULL, 10)
ccall(:jl_free, Void, (Ptr{Void}, ), p15240)
end
# issue #19963
@test_nowarn ccall(:jl_free, Void, (Ptr{Void}, ), C_NULL)
# Wrong string size on 64bits for large string.
if Sys.WORD_SIZE == 64
@noinline function test_large_string20360(slot)
try
# Do no touch the string to avoid triggering OOM
slot[] = Base._string_n(2^32)
gc(false)
catch ex
# This can happen if there's a virtual address size limit
@test isa(ex, OutOfMemoryError)
@test_broken false
end
return
end
@noinline function tester20360()
gc()
# Makes sure the string is rooted during the `gc(false)`
# but is not before the last gc in this function.
slot = Ref{Any}()
test_large_string20360(slot)
slot[] = nothing
gc()
return
end
@test_nowarn tester20360()
end
@test_throws ArgumentError eltype(Bottom)
# issue #16424, re-evaluating type definitions
struct A16424
x
y
end
struct A16424 # allowed
x
y
end
@test_throws ErrorException @eval struct A16424
x
z
end
@test_throws ErrorException @eval struct A16424
x
y::Real
end
struct B16424{T}
a
end
struct B16424{T}
a
end
@test_throws ErrorException @eval struct B16424{S}
a
end
struct C16424{T,S}
x::T
y::S
end
struct C16424{T,S}
x::T
y::S
end
@test_throws ErrorException @eval struct C16424{T,S}
x::S
y::T
end
struct D16424{T<:Real,S<:T}
x::Vector{S}
y::Vector{T}
end
struct D16424{T<:Real,S<:T}
x::Vector{S}
y::Vector{T}
end
@test_throws ErrorException struct D16424{T<:Real,S<:Real}
x::Vector{S}
y::Vector{T}
end
# issue #20999, allow more type redefinitions
struct T20999
x::Array{T} where T<:Real
end
struct T20999
x::Array{T} where T<:Real
end
@test_throws ErrorException struct T20999
x::Array{T} where T<:Integer
end
let a = Array{Core.TypeofBottom, 1}(2)
@test a[1] == Union{}
@test a == [Union{}, Union{}]
end
# issue #21178
struct F21178{A,B} end
b21178(::F1,::F2) where {B1,B2,F1<:F21178{B1,<:Any},F2<:F21178{B2}} = F1,F2,B1,B2
@test b21178(F21178{1,2}(),F21178{1,2}()) == (F21178{1,2}, F21178{1,2}, 1, 1)
# issue #21172
a21172 = f21172(x) = 2x
@test f21172(8) == 16
@test a21172 === f21172