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Testing (C++ core)

The core ships ~50 test projects historically authored as qmake .pro files; 13 are real GoogleTest suites. CI builds core with CMake/Ninja, so tests are being migrated to CMake targets registered with CTest — no separate qmake build is needed. This file documents how to run them and tracks the per-suite migration.

Running the tests

GoogleTest is pulled in through vcpkg via the tests manifest feature, so configure with that feature and -DEO_BUILD_TESTS=ON:

cmake -GNinja -S . -B build \
  -DVCPKG_TARGET_TRIPLET=x64-linux-dynamic \
  -DCMAKE_TOOLCHAIN_FILE="$VCPKG_ROOT/scripts/buildsystems/vcpkg.cmake" \
  -DVCPKG_MANIFEST_MODE=ON -DVCPKG_MANIFEST_DIR=. \
  -DVCPKG_MANIFEST_FEATURES=tests -DEO_BUILD_TESTS=ON

cmake --build build
ctest --test-dir build --output-on-failure

Run a single suite:

ctest --test-dir build -R cfcpp_test --output-on-failure

CI runs ctest --test-dir build --output-on-failure after the build step (.github/workflows/build.yml); a failing assertion fails the job.

How a migrated suite is wired

CMake already builds every core library these tests link against. To migrate a suite:

  1. Add a CMakeLists.txt next to the suite mirroring the .pro's ADD_DEPENDENCY / SOURCES lines. Pull in each dependency with a guarded if(NOT TARGET <lib>) add_subdirectory(...) endif().
  2. Build and register it with the add_core_gtest() helper in common.cmake (GTEST_MAIN if the suite has no main(), USE_GMOCK if it uses gmock, optional WORKING_DIRECTORY).
  3. Reproduce any extra INCLUDEPATH from the .pro with target_include_directories.
  4. If the suite reads fixtures, stage them next to the test (or at the path the suite expects) with a POST_BUILD copy_directory and point WORKING_DIRECTORY at it.
  5. add_subdirectory(...) the new CMakeLists.txt from the top-level CMakeLists.txt inside the if(EO_BUILD_TESTS) block.

Common/cfcpp/test/CMakeLists.txt is the reference example (own main, gmock, and working-dir-relative fixtures).

Migration status

Done:

  • CMake/CTest scaffolding — add_core_gtest() in common.cmake, EO_BUILD_TESTS option (default OFF; tests are opt-in, enabled with -DEO_BUILD_TESTS=ON plus the vcpkg tests feature) + enable_testing() in CMakeLists.txt, CTest step in CI.
  • Common/cfcpp/test
  • DesktopEditor/graphics/tests/BooleanOperations_Unit-tests — deps: kernel, graphics, UnicodeConverter. No fixtures. 17/20 tests run in CI; OneIntersOutside, OneIntersInside, CurveIntersCurve are quarantined via GTEST_FILTER (their computed boolean-path output differs from the expected paths — engine bug vs stale expectations not yet determined). See the TODO in that suite's CMakeLists.txt.
  • OdfFile/Reader/Converter/StarMath2OOXML/TestSMConverter — dep: StarMathConverter. No fixtures.
  • OdfFile/Reader/Converter/StarMath2OOXML/TestEQNtoOOXML — dep: StarMathConverter. No fixtures.
  • OOXML/test — most complex. Own main() (no GTEST_MAIN). Links the existing x2tlib shared target (X2tConverter/build/cmake) for the full converter dependency chain; adds only the dylib entry point X2tConverter/src/dylib/x2t.cpp to the test (x2tlib already compiles cextracttools.cpp, ASCConverters.cpp, OfficeFileFormatChecker2.cpp, so they are not duplicated). Compiled with BUILD_X2T_AS_LIBRARY_DYLIB. Conversion fixtures under test/ExampleFiles/ (xlsb2xlsx/, xlsx2xlsb/) are staged under a run root and the WORKING_DIRECTORY is nested four levels deep so the suite's absolute("../../../../") + OOXML/test/ExampleFiles lookup resolves to the staged copy. Build-only / quarantined: the target compiles and links, but the 41 conversion cases fail at runtime in headless CI — X2T_Convert produces no output file, so the post-conversion comparisons fail. The CTest run is disabled (set_tests_properties(ooxml_test PROPERTIES DISABLED TRUE)) pending diagnosis of the headless conversion by someone able to run X2T locally.
  • OfficeUtils/tests — deps: kernel, UnicodeConverter. The committed tests/zip/ fixtures are staged next to the binary: the suite resolves fixtures relative to the process directory (<binary dir>/../zip), and writes its unzip/temp output dirs alongside (under the build tree, so writable).
  • OdfFile/Reader/Converter/SMCustomShape2OOXML/TestSMCustomShape — dep: SMCustomShape2OOXML (new CMake library target created for this suite; itself depends on UnicodeConverter, kernel). No fixtures.
  • OdfFile/Test/test_odf — deps: OdfFormatLib (for ConvertODF2OOXml), kernel, graphics, UnicodeConverter; OfficeFileFormatChecker2.cpp, pole.cpp and unicode_util.cpp are compiled into the target (as x2tTester does). Owns its main() (so no GTEST_MAIN). Builds only test.cpp + common.cpp — the entrance/motion/audio/interactions modules are commented out in the .pro, so the suite registers no TEST() cases yet; the global TestEnv still exercises an .odp -> .pptx conversion in its SetUp(). Fixtures under ExampleFiles/ are staged next to the binary and the test runs from there (the fixture path ExampleFiles/motion.odp is working-dir-relative). The committed common.cpp had absolute Windows include paths and a #pragma comment(lib, ...) block; these were replaced with repo-relative includes (CMake links the libraries).

gtest suites to migrate

Runnable headless once migrated (no missing fixtures, no JS engine):

(none — all migrated; see Done above.)

Blocked / need extra work (build targets intentionally not created yet):

  • PdfFile/test — fixtures not in repo (test.pdf, pdf.bin, base64.txt, pfx.pfx, test.djvu, changes.bin, fonts). Needs fixtures committed before it can pass headless.
  • DesktopEditor/doctrenderer/test/json
  • DesktopEditor/doctrenderer/test/js_internal
  • DesktopEditor/doctrenderer/test/embed/internal/hash — the three doctrenderer suites need a V8 JS runtime (and embedded scripts) at run time.
  • DesktopEditor/xmlsec/src/osign/test — no osign CMake target exists; the library must be ported to CMake first.

Deferred: non-gtest qmake .pro tools

The remaining ~37 .pro "tests" are interactive/GUI tools (SVG dumpers, viewers, manual testers) — they don't assert and can't run headless, so they are not CTest candidates. They can optionally be given build-only CMake targets later; until then build them with qmake (qmake <tool>.pro && make) against a qmake build of core.