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23 September 2024, 22:14:07 UTC
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Tip revision: b06a24a7eed4464e50f4ee594c3a303ad543c42b authored by Dilum Aluthge on 02 October 2022, 20:30:28 UTC
[`release-1.7` branch] CI (Buildkite): remove the `.buildkite` folder (#44378)
Tip revision: b06a24a
smallarrayshrink.jl 
@testset "shrink small array" begin
    x = [1, 2, 3, 4]
    @test x[1] == 1
    @test x[2] == 2
    @test x[3] == 3
    @test x[4] == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 0) == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 1) == 4
    sizehint!(x, 10000)
    @test x[1] == 1
    @test x[2] == 2
    @test x[3] == 3
    @test x[4] == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 0) == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 1) == 10000
    sizehint!(x, 4)
    @test x[1] == 1
    @test x[2] == 2
    @test x[3] == 3
    @test x[4] == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 0) == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 1) == 4

    x = [1, 2, 3, 4]
    @test x[1] == 1
    @test x[2] == 2
    @test x[3] == 3
    @test x[4] == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 0) == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 1) == 4
    sizehint!(x, 1000000)
    @test x[1] == 1
    @test x[2] == 2
    @test x[3] == 3
    @test x[4] == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 0) == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 1) == 1000000
    sizehint!(x, 4)
    @test x[1] == 1
    @test x[2] == 2
    @test x[3] == 3
    @test x[4] == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 0) == 4
    @test ccall(:jl_array_size, Int, (Any, UInt), x, 1) == 4
end
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