Enable running tests in parallel using cmake's ctest.

Author: doxygen

testing/CMakeLists.txt

@@ -1,9 +1,20 @@
+# run all tests sequentially (keep for backward compatibilty)
 add_custom_target(tests
          COMMENT "Running doxygen tests..."
 	 COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_SOURCE_DIR}/testing/runtests.py --doxygen ${PROJECT_BINARY_DIR}/bin/doxygen --inputdir ${CMAKE_SOURCE_DIR}/testing --outputdir ${PROJECT_BINARY_DIR}/testing
          DEPENDS doxygen
 )
-add_test(NAME suite
-	COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_SOURCE_DIR}/testing/runtests.py --doxygen $<TARGET_FILE:doxygen> --inputdir ${CMAKE_SOURCE_DIR}/testing --outputdir ${PROJECT_BINARY_DIR}/testing
-)
 
+# get the files in the testing directory starting with 3 digits and an underscore
+file(GLOB TEST_FILES "${CMAKE_CURRENT_SOURCE_DIR}/[0-9][0-9][0-9]_*.*")
+
+foreach(TEST_FILE ${TEST_FILES})
+	# extract the test name from the file name (3 digit excluding trailing zeros)
+	string(REGEX REPLACE "^.*/([0-9][0-9][0-9]*.*)\\.[^.]*$" "\\1" TEST_NAME "${TEST_FILE}")
+	# extract the test id from the file name
+	string(REGEX REPLACE "^.*/0?0?([1-9][0-9]*).*$" "\\1" TEST_ID "${TEST_FILE}")
+	# add a test target for each test
+	add_test(NAME ${TEST_NAME}
+		 COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_SOURCE_DIR}/testing/runtests.py --id ${TEST_ID} --doxygen $<TARGET_FILE:doxygen> --inputdir ${CMAKE_SOURCE_DIR}/testing --outputdir ${PROJECT_BINARY_DIR}/testing
+	)
+endforeach()