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include_guard(GLOBAL)
function(set_fatal_error err)
set(Z_VCPKG_UNIT_TEST_HAS_FATAL_ERROR "ON" CACHE BOOL "" FORCE)
set(Z_VCPKG_UNIT_TEST_FATAL_ERROR "${err}" CACHE STRING "" FORCE)
endfunction()
function(unset_fatal_error)
set(Z_VCPKG_UNIT_TEST_HAS_FATAL_ERROR "OFF" CACHE BOOL "" FORCE)
endfunction()
function(set_has_error)
set(Z_VCPKG_UNIT_TEST_HAS_ERROR ON CACHE BOOL "" FORCE)
endfunction()
macro(message level msg)
if("${level}" STREQUAL "FATAL_ERROR")
set_fatal_error("${msg}")
return()
else()
_message("${level}" "${msg}") # note: this results in incorrect printing, but that's fine
# message(STATUS "\${asdf}") will result in
# message(STATUS "${asdf}"), since that's how macro arguments work.
endif()
endmacro()
# Call this at the end of testing.
macro(unit_test_report_result)
if(Z_VCPKG_UNIT_TEST_HAS_ERROR)
_message(FATAL_ERROR "At least one test failed")
endif()
endmacro()
set(Z_VCPKG_UNIT_TEST_HAS_ERROR OFF CACHE BOOL "" FORCE)
unset_fatal_error()
# Set <namespace>_MATCHED, preserve parent scope's CMAKE_MATCH_<...>
function(unit_test_match namespace value regex)
if("${value}" MATCHES "${regex}")
set("${namespace}_MATCHED" ON PARENT_SCOPE)
if("${CMAKE_MATCH_COUNT}" EQUAL "0")
return()
endif()
foreach(match RANGE 1 "${CMAKE_MATCH_COUNT}")
set("${namespace}_CMAKE_MATCH_${match}" "${CMAKE_MATCH_${match}}" PARENT_SCOPE)
endforeach()
else()
set("${namespace}_MATCHED" OFF PARENT_SCOPE)
endif()
endfunction()
function(unit_test_check_variable_unset utcvu_test utcvu_variable)
cmake_language(EVAL CODE "${utcvu_test}")
if(Z_VCPKG_UNIT_TEST_HAS_FATAL_ERROR)
unset_fatal_error()
set_has_error()
message(SEND_ERROR "${utcvu_test} had an unexpected FATAL_ERROR;
expected: \"${utcvu_value}\"")
message(SEND_ERROR "FATAL_ERROR: ${Z_VCPKG_UNIT_TEST_FATAL_ERROR}")
return()
endif()
unit_test_match(utcvu "${utcvu_variable}" [[^(ENV|CACHE)\{(.*)\}$]])
if(utcvu_MATCHED)
message(STATUS "utcvu_variable: ${utcvu_CMAKE_MATCH_2}")
if("${utcvu_CMAKE_MATCH_1}" STREQUAL "ENV")
set(utcvu_actual_value "$ENV{${utcvu_CMAKE_MATCH_2}}")
elseif("${utcvu_CMAKE_MATCH_1}" STREQUAL "CACHE")
set(utcvu_actual_value "$CACHE{${utcvu_CMAKE_MATCH_2}}")
else()
_message(FATAL_ERROR "unexpected value for CMAKE_MATCH_1: ${utcvu_CMAKE_MATCH_1}")
endif()
else()
set(utcvu_actual_value "${${utcvu_variable}}")
endif()
if(DEFINED "${utcvu_variable}")
message(SEND_ERROR "${utcvu_test} set ${utcvu_variable};
expected: \"${utcvu_variable}\" unset
actual : \"${utcvu_actual_value}\"")
set_has_error()
return()
endif()
endfunction()
function(unit_test_check_variable_equal utcve_test utcve_variable utcve_value)
cmake_language(EVAL CODE "${utcve_test}")
if(Z_VCPKG_UNIT_TEST_HAS_FATAL_ERROR)
unset_fatal_error()
set_has_error()
message(SEND_ERROR "${utcve_test} had an unexpected FATAL_ERROR;
expected: \"${utcve_value}\"")
message(SEND_ERROR "FATAL_ERROR: ${Z_VCPKG_UNIT_TEST_FATAL_ERROR}")
return()
endif()
unit_test_match(utcve "${utcve_variable}" "^ENV\\{")
if(NOT DEFINED "${utcve_variable}" AND NOT utcve_MATCHED)
message(SEND_ERROR "${utcve_test} failed to set ${utcve_variable};
expected: \"${utcve_value}\"")
set_has_error()
return()
endif()
unit_test_match(utcve "${utcve_variable}" [[^(ENV|CACHE)\{(.*)\}$]])
if(utcve_MATCHED)
if("${utcve_CMAKE_MATCH_1}" STREQUAL "ENV")
set(utcve_actual_value "$ENV{${utcve_CMAKE_MATCH_2}}")
elseif("${utcve_CMAKE_MATCH_1}" STREQUAL "CACHE")
set(utcve_actual_value "$CACHE{${utcve_CMAKE_MATCH_2}}")
else()
_message(FATAL_ERROR "unexpected value for CMAKE_MATCH_1: ${utcve_CMAKE_MATCH_1}")
endif()
else()
set(utcve_actual_value "${${utcve_variable}}")
endif()
if(NOT "${utcve_actual_value}" STREQUAL "${utcve_value}")
message(SEND_ERROR "${utcve_test} resulted in the wrong value for ${utcve_variable};
expected: \"${utcve_value}\"
actual : \"${utcve_actual_value}\"")
set_has_error()
return()
endif()
endfunction()
function(unit_test_check_variable_not_equal utcve_test utcve_variable utcve_value)
cmake_language(EVAL CODE "${utcve_test}")
if(Z_VCPKG_UNIT_TEST_HAS_FATAL_ERROR)
unset_fatal_error()
set_has_error()
message(SEND_ERROR "${utcve_test} had an unexpected FATAL_ERROR;
expected: \"${utcve_value}\"")
message(SEND_ERROR "FATAL_ERROR: ${Z_VCPKG_UNIT_TEST_FATAL_ERROR}")
return()
endif()
unit_test_match(utcve "${utcve_variable}" [[^(ENV|CACHE)\{(.*)\}$]])
if(utcve_MATCHED)
if("${utcve_CMAKE_MATCH_1}" STREQUAL "ENV")
set(utcve_actual_value "$ENV{${utcve_CMAKE_MATCH_2}}")
elseif("${utcve_CMAKE_MATCH_1}" STREQUAL "CACHE")
set(utcve_actual_value "$CACHE{${utcve_CMAKE_MATCH_2}}")
else()
_message(FATAL_ERROR "unexpected value for CMAKE_MATCH_1: ${utcve_CMAKE_MATCH_1}")
endif()
else()
set(utcve_actual_value "${${utcve_variable}}")
endif()
if("${utcve_actual_value}" STREQUAL "${utcve_value}")
message(SEND_ERROR "${utcve_test} failed to change ${utcve_variable};
unchanged: \"${utcve_value}\"")
set_has_error()
return()
endif()
endfunction()
function(unit_test_ensure_success utcve_test)
cmake_language(EVAL CODE "${utcve_test}")
if(Z_VCPKG_UNIT_TEST_HAS_FATAL_ERROR)
set_has_error()
message(SEND_ERROR "${utcve_test} was expected to be successful.")
endif()
unset_fatal_error()
endfunction()
function(unit_test_ensure_fatal_error utcve_test)
cmake_language(EVAL CODE "${utcve_test}")
if(NOT Z_VCPKG_UNIT_TEST_HAS_FATAL_ERROR)
set_has_error()
message(SEND_ERROR "${utcve_test} was expected to be a FATAL_ERROR.")
endif()
unset_fatal_error()
endfunction()
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