CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
project(ArgumentExpansion)
function (argument_tester expected expected_len)
list(LENGTH ARGN argn_len)
list(LENGTH ${expected} expected_received_len)
if (NOT ${expected_received_len} EQUAL ${expected_len})
message(STATUS "Unexpected: Expanding expected values isn't working")
endif ()
if (${argn_len} EQUAL ${expected_len})
set(i 0)
while (i LESS ${argn_len})
list(GET ARGN ${i} argn_value)
list(GET ${expected} ${i} expected_value)
if (NOT "${argn_value}" STREQUAL "${expected_value}")
message(STATUS "Unexpected: Argument ${i} doesn't match")
message(STATUS " Expected: ${expected_value}")
message(STATUS " Received: ${argn_value}")
endif ()
math(EXPR i "${i} + 1")
endwhile ()
else ()
message(STATUS "Unexpected: Lengths of arguments don't match")
message(STATUS " Expected: ${expected_len}")
message(STATUS " Received: ${argn_len}")
endif ()
endfunction ()
set(empty_test)
message(STATUS "Test: Empty arguments")
argument_tester(empty_test 0 ${empty_test})
set(single_arg_test
"single arg")
message(STATUS "Test: Single argument")
argument_tester(single_arg_test 1 ${single_arg_test})
set(multiple_arg_test
"first arg"
"second arg")
message(STATUS "Test: Multiple arguments")
argument_tester(multiple_arg_test 2 ${multiple_arg_test})
set(nested_list_arg_test
"${multiple_arg_test}"
"first arg"
"second arg")
message(STATUS "Test: Nested list argument flattens")
argument_tester(nested_list_arg_test 4 ${nested_list_arg_test})
set(semicolon_arg_test
"pre\;post")
set(semicolon_arg_test_flat "pre;post")
message(STATUS "Test: Semicolon argument flattens")
argument_tester(semicolon_arg_test_flat 2 ${semicolon_arg_test})