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GoogleTest: Add DEF_SOURCE_LINE property to gtest_add_tests

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This commit is contained in:
Daniel Sim
2024-03-11 09:04:12 +00:00
parent 2d61db8bf3
commit a0343abd59
2 changed files with 62 additions and 5 deletions
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45
Modules/GoogleTest.cmake
View File

@@ -347,16 +347,51 @@ function(gtest_add_tests)
unset(testList)
set(gtest_case_name_regex ".*\\( *([A-Za-z_0-9]+) *, *([A-Za-z_0-9]+) *\\).*")
set(gtest_case_name_regex ".*\\([ \r\n\t]*([A-Za-z_0-9]+)[ \r\n\t]*,[ \r\n\t]*([A-Za-z_0-9]+)[ \r\n\t]*\\).*")
set(gtest_test_type_regex "(TYPED_TEST|TEST)_?[FP]?")
set(each_line_regex "([^\r\n]*[\r\n])")
foreach(source IN LISTS ARGS_SOURCES)
if(NOT ARGS_SKIP_DEPENDENCY)
set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${source})
endif()
file(READ "${source}" contents)
string(REGEX MATCHALL "${gtest_test_type_regex} *\\(([A-Za-z_0-9 ,]+)\\)" found_tests "${contents}")
foreach(hit ${found_tests})
# Replace characters in file content that are special to CMake
string(REPLACE "[" "<OPEN_BRACKET>" contents "${contents}")
string(REPLACE "]" "<CLOSE_BRACKET>" contents "${contents}")
string(REPLACE ";" "\\;" contents "${contents}")
# Split into lines
string(REGEX MATCHALL "${each_line_regex}" content_lines "${contents}")
set(line "0")
# Stores the line number of the start of a test definition
set(accumulate_line "0")
# Stores accumulated lines to match multi-line test definitions
set(accumulated "")
# Iterate over each line in the file so that we know the line number of a test definition
foreach(line_str IN LISTS content_lines)
MATH(EXPR line "${line}+1")
# Check if the current line is the start of a test definition
string(REGEX MATCH "[ \t]*${gtest_test_type_regex}[ \t]*[\\(]*" accumlate_start_hit "${line_str}")
if(accumlate_start_hit)
set(accumulate_line "${line}")
endif()
# Append the current line to the accumulated string
set(accumulated "${accumulated}${line_str}")
# Attempt to match a complete test definition in the accumulated string
string(REGEX MATCH "${gtest_test_type_regex}[ \r\n\t]*\\(([A-Za-z_0-9 ,\r\n\t]+)\\)" hit "${accumulated}")
if(hit)
# Reset accumulated for the next match
set(accumulated "")
else()
# Continue accumulating lines
continue()
endif()
# At this point, the start line of the test definition is known
# Hence, we can set the test's DEF_SOURCE_LINE property with
# ${source}:${accumulate_line} below.
# VS Code CMake Tools extension looks for DEF_SOURCE_LINE
# to locate the test definition for its "Go to test" feature.
string(REGEX MATCH "${gtest_test_type_regex}" test_type ${hit})
# Parameterized tests have a different signature for the filter
@@ -394,7 +429,8 @@ function(gtest_add_tests)
--gtest_filter=${gtest_test_name}
${ARGS_EXTRA_ARGS}
)
set_tests_properties(${ctest_test_name} PROPERTIES DISABLED TRUE)
set_tests_properties(${ctest_test_name} PROPERTIES DISABLED TRUE
DEF_SOURCE_LINE "${source}:${accumulate_line}")
list(APPEND testList ${ctest_test_name})
endif()
else()
@@ -410,6 +446,7 @@ function(gtest_add_tests)
${ctest_test_name}
PROPERTIES
SKIP_REGULAR_EXPRESSION "\\[ SKIPPED \\]"
DEF_SOURCE_LINE "${source}:${accumulate_line}"
)
list(APPEND testList ${ctest_test_name})
endif()

22
Tests/GoogleTest/Test/CMakeLists.txt
View File

@@ -81,10 +81,30 @@ gtest_add_tests(test_gtest3 "" AUTO)
if(NOT TEST GoogleTest.Foo)
message(FATAL_ERROR "Test case GoogleTest.Foo not defined")
endif()
# Check if test has property DEF_SOURCE_LINE
get_test_property(GoogleTest.Foo DEF_SOURCE_LINE testSourceLineFoo)
if(NOT testSourceLineFoo)
message(FATAL_ERROR "Test GoogleTest.Foo should have DEF_SOURCE_LINE property")
endif()
# If check property ends with correct value
string(FIND "${testSourceLineFoo}" "main3.cxx:3" testSourceLineFooFound)
if(${testSourceLineFooFound} EQUAL -1)
message(FATAL_ERROR "Test GoogleTest.Foo should have DEF_SOURCE_LINE property with value main3.cxx:3")
endif()
if(NOT TEST GoogleTest.Bar)
message(FATAL_ERROR "Test case GoogleTest.Bar not defined")
endif()
# Check if test has property DEF_SOURCE_LINE
get_test_property(GoogleTest.Bar DEF_SOURCE_LINE testSourceLineBar)
if(NOT testSourceLineBar)
message(FATAL_ERROR "Test GoogleTest.Bar should have DEF_SOURCE_LINE property")
endif()
# If check property ends with correct value
string(FIND "${testSourceLineBar}" "main3.cxx:8" testSourceLineBarFound)
if(${testSourceLineBarFound} EQUAL -1)
message(FATAL_ERROR "Test GoogleTest.Bar should have DEF_SOURCE_LINE property with value main3.cxx:8")
endif()
# Non-keyword form, explicitly specified sources. Allows a non-target to be
# given for the executable.