FindGTest: Automatically re-run cmake when tests change
Tell CMake that it needs to re-run when test source files parsed by `gtest_add_tests` change so that we can re-scan for tests automatically.
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FindGTest-depends
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-----------------
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* The :module:`FindGTest` module ``gtest_add_tests`` function now causes
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CMake to automatically re-run when test sources change so that they
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can be re-scanned.
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@ -82,8 +82,7 @@
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# ``AUTO`` to find them from executable target
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#
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# However, note that this macro will slow down your tests by running
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# an executable for each test and test fixture. You will also have to
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# re-run CMake after adding or removing tests or test fixtures.
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# an executable for each test and test fixture.
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#
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# Example usage::
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#
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@ -119,6 +118,7 @@ function(GTEST_ADD_TESTS executable extra_args)
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set(gtest_case_name_regex ".*\\( *([A-Za-z_0-9]+) *, *([A-Za-z_0-9]+) *\\).*")
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set(gtest_test_type_regex "(TYPED_TEST|TEST_?[FP]?)")
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foreach(source ${ARGN})
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set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${source})
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file(READ "${source}" contents)
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string(REGEX MATCHALL "${gtest_test_type_regex} *\\(([A-Za-z_0-9 ,]+)\\)" found_tests ${contents})
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foreach(hit ${found_tests})
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