49 lines
1.7 KiB
CMake
49 lines
1.7 KiB
CMake
# EGL powers the surfaceless headless context the GL tests assert pixels
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# against. It is a *test-only* dependency: plot_core never links or includes it,
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# so a machine without EGL can still build the library (-DPLOT_BUILD_TESTS=OFF).
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# Prefer CMake's own module, fall back to pkg-config, and fail loudly if neither
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# can supply EGL rather than silently dropping the GL tests.
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find_package(EGL QUIET)
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if(NOT EGL_FOUND)
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find_package(PkgConfig QUIET)
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if(PkgConfig_FOUND)
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pkg_check_modules(EGL_PC QUIET IMPORTED_TARGET egl)
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endif()
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endif()
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if(TARGET EGL::EGL)
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set(plot_egl_library EGL::EGL)
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elseif(TARGET PkgConfig::EGL_PC)
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set(plot_egl_library PkgConfig::EGL_PC)
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else()
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message(FATAL_ERROR
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"plot: PLOT_BUILD_TESTS=ON requires EGL (EGL/egl.h plus libEGL) for the headless "
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"OpenGL context used by the GL tests. Install it (e.g. libegl-dev, libegl1-mesa-dev "
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"or mesa-libEGL-devel) or configure with -DPLOT_BUILD_TESTS=OFF.")
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endif()
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find_package(Threads REQUIRED) # std::thread in the push/read race test
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add_executable(plot_tests
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main.cpp
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test_transform.cpp
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test_gl_context.cpp
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test_primitives.cpp
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test_ring_buffer.cpp
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test_minmax_pyramid.cpp
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test_series.cpp
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test_ticks.cpp
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test_measure.cpp
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test_plot.cpp
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test_render_smoke.cpp
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test_controller.cpp
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egl_headless.cpp
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)
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target_link_libraries(plot_tests PRIVATE plot::core ${plot_egl_library} Threads::Threads)
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# Same switch the library is built with: the decomposition-cost test reads the
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# counter behind it (see include/plot/data/detail/cover_count.hpp).
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target_compile_definitions(plot_tests PRIVATE PLOT_PYRAMID_COUNT_COVERS)
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plot_apply_warnings(plot_tests)
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add_test(NAME plot_tests COMMAND plot_tests)
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