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Defer Catch2 test discovery #758

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Merged
TysonRayJones merged 2 commits into from
May 28, 2026
Merged

Defer Catch2 test discovery #758

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5e9748c
Defer Catch2 test discovery
TysonRayJones May 27, 2026
a904580
typo
TysonRayJones May 28, 2026
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5 changes: 3 additions & 2 deletions tests/CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
# @author Oliver Thomson Brown
# @author Tyson Jones (patched MSVC and test discovery)

add_executable(tests
main.cpp
Expand All @@ -19,5 +20,5 @@ if (QUEST_ENABLE_DEPRECATED_API)
add_subdirectory(deprecated)
endif()

# let Catch2 register all tests with CTest
catch_discover_tests(tests)
# defer test discovery, so that (e.g.) MPI libs aren't loaded during build
catch_discover_tests(tests DISCOVERY_MODE PRE_TEST)
3 changes: 2 additions & 1 deletion tests/deprecated/CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
# @author Oliver Thomson Brown
# @author Erich Essmann (patched MPI)
# @author Tyson Jones (deferred test discovery)

add_executable(dep_tests
test_main.cpp
Expand All @@ -18,4 +19,4 @@ if (QUEST_ENABLE_MPI)
target_link_libraries(dep_tests PRIVATE MPI::MPI_CXX)
endif()

catch_discover_tests(dep_tests)
catch_discover_tests(dep_tests DISCOVERY_MODE PRE_TEST)
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