tests: Generate test name from test path

Simplifies registering tests in the build system and avoid errors.

To realize this, the test macro doesn't allow including multiple test
files any more, but this wasn't used anyway in the codebase.

Closes #123

CE3D2/tests/CMakeLists.txt

@@ -1,61 +1,61 @@
 set(CE3D2_TEST_ROOT ${CMAKE_CURRENT_LIST_DIR})
 
-# Adds a new test target
-function(add_ce3d2_test target)
-    add_executable(${target}
+# Adds a new test target. Only a single test file is supported.
+# TestUtilities.h is automatically linked.
+function(add_ce3d2_test test_file)
+    get_filename_component(test_name ${test_file} NAME_WE)
+
+    add_executable(${test_name}
                    # TestUtilities are embedded automatically into every test.
                    ${CE3D2_TEST_ROOT}/TestUtilities
-                   ${ARGN})
+                   ${test_file})
 
-    target_link_libraries(${target}
+    target_link_libraries(${test_name}
                           ${Boost_UNIT_TEST_FRAMEWORK_LIBRARY}
                           CE3D2)
 
-    add_test(${target} ${target})
+    add_test(${test_name} ${test_name})
 
     add_custom_command(
-        TARGET ${target}
+        TARGET ${test_name}
         POST_BUILD
-        COMMAND ${target} --log_level=error --report_level=no
+        COMMAND ${test_name} --log_level=error --report_level=no
         WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
-        COMMENT "Running ${target}..."
+        COMMENT "Running ${test_name}..."
         VERBATIM)
 
     # Copy test files if existent.
-    foreach(file ${ARGN})
-        get_filename_component(test_file_directory ${file} DIRECTORY)
-        get_filename_component(test_data_directory ${file} NAME_WE)
-        set(test_data_directory "${test_data_directory}Files")
+    get_filename_component(test_file_directory ${test_file} DIRECTORY)
+    set(test_data_directory "${test_name}Files")
 
-        set(test_data_path "${test_file_directory}/${test_data_directory}")
-        if(EXISTS ${test_data_path})
-            file(GLOB test_files "${test_data_path}/*")
+    set(test_data_path "${test_file_directory}/${test_data_directory}")
+    if(EXISTS ${test_data_path})
+        file(GLOB test_files "${test_data_path}/*")
 
-            foreach(test_file ${test_files})
-                get_filename_component(name ${test_file} NAME)
+        foreach(test_data_file ${test_files})
+            get_filename_component(name ${test_data_file} NAME)
 
-                add_custom_command(OUTPUT ${test_data_directory}/${name}
-                                   COMMAND mkdir -p ${test_data_directory} && cp ${test_file} ${test_data_directory}/${name}
-                                   DEPENDS ${test_file}
-                                   COMMENT "Copying test file ${test_data_directory}/${name}..."
-                                   VERBATIM)
+            add_custom_command(OUTPUT ${test_data_directory}/${name}
+                               COMMAND mkdir -p ${test_data_directory} && cp ${test_data_file} ${test_data_directory}/${name}
+                               DEPENDS ${test_data_file}
+                               COMMENT "Copying test file ${test_data_directory}/${name}..."
+                               VERBATIM)
 
-                list(APPEND test_file_targets ${test_data_directory}/${name})
-            endforeach()
+            list(APPEND test_file_targets ${test_data_directory}/${name})
+        endforeach()
 
-            set(test_files_dependency_target "${target}Files")
+        set(test_files_dependency_target "${test_name}Files")
 
-            add_custom_target(${test_files_dependency_target}
-                              DEPENDS ${test_file_targets})
+        add_custom_target(${test_files_dependency_target}
+                          DEPENDS ${test_file_targets})
 
-            add_dependencies(${target} ${test_files_dependency_target})
-        endif()
-    endforeach()
+        add_dependencies(${test_name} ${test_files_dependency_target})
+    endif()
 endfunction()
 
 # Tests in this directory.
-add_ce3d2_test(MatrixTest ${CMAKE_CURRENT_LIST_DIR}/MatrixTest)
-add_ce3d2_test(VectorTest ${CMAKE_CURRENT_LIST_DIR}/VectorTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/MatrixTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/VectorTest)
 
 add_subdirectory("math")
 add_subdirectory("models")

CE3D2/tests/math/CMakeLists.txt

@@ -1,8 +1,5 @@
-add_ce3d2_test(BoxTest
-               ${CMAKE_CURRENT_LIST_DIR}/BoxTest)
-add_ce3d2_test(LinearAffineFunctionTest
-               ${CMAKE_CURRENT_LIST_DIR}/LinearAffineFunctionTest)
-add_ce3d2_test(mathTest
-               ${CMAKE_CURRENT_LIST_DIR}/mathTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/BoxTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/LinearAffineFunctionTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/mathTest)
 
 add_subdirectory("matrices")

CE3D2/tests/math/matrices/CMakeLists.txt

@@ -1,2 +1 @@
-add_ce3d2_test(matricesTest
-               ${CMAKE_CURRENT_LIST_DIR}/matricesTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/matricesTest)

CE3D2/tests/models/CMakeLists.txt

@@ -1,5 +1,5 @@
-add_ce3d2_test(IndexPairTest ${CMAKE_CURRENT_LIST_DIR}/IndexPairTest)
-add_ce3d2_test(LineModelTest ${CMAKE_CURRENT_LIST_DIR}/LineModelTest)
-add_ce3d2_test(ModelTest ${CMAKE_CURRENT_LIST_DIR}/ModelTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/IndexPairTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/LineModelTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/ModelTest)
 
 add_subdirectory("loaders")

CE3D2/tests/models/loaders/CMakeLists.txt

@@ -1,4 +1,4 @@
-add_ce3d2_test(AllTest ${CMAKE_CURRENT_LIST_DIR}/AllTest)
-add_ce3d2_test(FileFormatExceptionTest ${CMAKE_CURRENT_LIST_DIR}/FileFormatExceptionTest.cpp)
-add_ce3d2_test(InvalidFileExceptionTest ${CMAKE_CURRENT_LIST_DIR}/InvalidFileExceptionTest.cpp)
-add_ce3d2_test(WavefrontObjTest ${CMAKE_CURRENT_LIST_DIR}/WavefrontObjTest.cpp)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/AllTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/FileFormatExceptionTest.cpp)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/InvalidFileExceptionTest.cpp)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/WavefrontObjTest.cpp)

CE3D2/tests/render/CMakeLists.txt

@@ -1,2 +1,2 @@
-add_ce3d2_test(TextRendererTest ${CMAKE_CURRENT_LIST_DIR}/TextRendererTest)
-add_ce3d2_test(TextSurfaceTest ${CMAKE_CURRENT_LIST_DIR}/TextSurfaceTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/TextRendererTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/TextSurfaceTest)

CE3D2/tests/strings/CMakeLists.txt

@@ -1 +1 @@
-add_ce3d2_test(stringsTest ${CMAKE_CURRENT_LIST_DIR}/stringsTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/stringsTest)

CE3D2/tests/transformation/CMakeLists.txt

@@ -1,24 +1,12 @@
-add_ce3d2_test(ITransformableTest
-               ${CMAKE_CURRENT_LIST_DIR}/ITransformableTest)
-add_ce3d2_test(LinearTransformationTest
-               ${CMAKE_CURRENT_LIST_DIR}/LinearTransformationTest)
-add_ce3d2_test(MatrixTransformationTest
-               ${CMAKE_CURRENT_LIST_DIR}/MatrixTransformationTest)
-add_ce3d2_test(MirrorTest
-               ${CMAKE_CURRENT_LIST_DIR}/MirrorTest)
-add_ce3d2_test(OrthogonalProjectionTest
-               ${CMAKE_CURRENT_LIST_DIR}/OrthogonalProjectionTest)
-add_ce3d2_test(PermutationTest
-               ${CMAKE_CURRENT_LIST_DIR}/PermutationTest)
-add_ce3d2_test(PermutationVectorTest
-               ${CMAKE_CURRENT_LIST_DIR}/PermutationVectorTest)
-add_ce3d2_test(RotationTest
-               ${CMAKE_CURRENT_LIST_DIR}/RotationTest)
-add_ce3d2_test(ScaleTest
-               ${CMAKE_CURRENT_LIST_DIR}/ScaleTest)
-add_ce3d2_test(TransformationTest
-               ${CMAKE_CURRENT_LIST_DIR}/TransformationTest)
-add_ce3d2_test(TransformationChainTest
-               ${CMAKE_CURRENT_LIST_DIR}/TransformationChainTest)
-add_ce3d2_test(TranslationTest
-               ${CMAKE_CURRENT_LIST_DIR}/TranslationTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/ITransformableTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/LinearTransformationTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/MatrixTransformationTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/MirrorTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/OrthogonalProjectionTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/PermutationTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/PermutationVectorTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/RotationTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/ScaleTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/TransformationTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/TransformationChainTest)
+add_ce3d2_test(${CMAKE_CURRENT_LIST_DIR}/TranslationTest)