Add the cmake macro to generate tests

Barthelemy · Barthelemy · commit d8bc9828a084 · 2016-09-15T16:46:01.000+02:00
It uses CTest and boost.test.
There is also an example in ExampleModule1.
diff --git a/Examples/ExampleModule1/CMakeLists.txt b/Examples/ExampleModule1/CMakeLists.txt
@@ -32,3 +32,15 @@ O2_GENERATE_EXECUTABLE(
     MODULE_LIBRARY_NAME ${LIBRARY_NAME}
     BUCKET_NAME ${BUCKET_NAME}
 )
+
+
+
+set(TEST_SRCS
+    test/testExampleModule1.cxx
+    )
+
+O2_GENERATE_TESTS(
+    MODULE_LIBRARY_NAME ${LIBRARY_NAME}
+    BUCKET_NAME ${BUCKET_NAME}
+    TEST_SRCS ${TEST_SRCS}
+)
diff --git a/Examples/ExampleModule1/test/testExampleModule1.cxx b/Examples/ExampleModule1/test/testExampleModule1.cxx
@@ -0,0 +1,27 @@
+///
+/// \author Barthelemy von Haller
+///
+
+#include "../include/ExampleModule1/Foo.h"
+
+#define BOOST_TEST_MODULE MO test
+#define BOOST_TEST_MAIN
+#define BOOST_TEST_DYN_LINK
+#include <boost/test/unit_test.hpp>
+#include <assert.h>
+#include "ExampleModule1/Foo.h"
+
+
+namespace AliceO2 {
+namespace Examples {
+namespace ExampleModule1 {
+
+BOOST_AUTO_TEST_CASE(testFoo)
+{
+  Foo foo;
+  foo.greet();
+}
+
+} /* namespace ExampleModule1 */
+} /* namespace Examples */
+} /* namespace AliceO2 */
diff --git a/cmake/O2Utils.cmake b/cmake/O2Utils.cmake
@@ -296,11 +296,12 @@ endmacro(O2_GENERATE_LIBRARY)
 # arg BUCKET_NAME
 # arg SOURCES
 # arg MODULE_LIBRARY_NAME - Name of the library of the module this executable belongs to. Optional.
+# arg INSTALL - True to install (default), false otherwise. Optional.
 function(O2_GENERATE_EXECUTABLE)
 
   cmake_parse_arguments(
       PARSED_ARGS
-      "" # bool args
+      "INSTALL" # bool args
       "EXE_NAME;BUCKET_NAME;MODULE_LIBRARY_NAME" # mono-valued arguments
       "SOURCES" # multi-valued arguments
       ${ARGN} # arguments
@@ -320,14 +321,55 @@ function(O2_GENERATE_EXECUTABLE)
       MODULE_LIBRARY_NAME ${PARSED_ARGS_MODULE_LIBRARY_NAME}
   )
 
-  ############### install the executable #################
-  install(TARGETS ${PARSED_ARGS_EXE_NAME} DESTINATION bin)
+  if (NOT ${PARSED_ARGS_INSTALL} OR ${PARSED_ARGS_INSTALL})
+    ############### install the executable #################
+    install(TARGETS ${PARSED_ARGS_EXE_NAME} DESTINATION bin)
 
-  ############### install the library ###################
-  install(TARGETS ${PARSED_ARGS_MODULE_LIBRARY_NAME} DESTINATION lib)
+    ############### install the library ###################
+    install(TARGETS ${PARSED_ARGS_MODULE_LIBRARY_NAME} DESTINATION lib)
+  endif ()
 
 endfunction(O2_GENERATE_EXECUTABLE)
 
+
+#------------------------------------------------------------------------------
+# O2_GENERATE_TESTS
+# Generate tests for all source files listed in TEST_SRCS
+# arg BUCKET_NAME
+# arg TEST_SRCS
+# arg MODULE_LIBRARY_NAME - Name of the library of the module this executable belongs to.
+function(O2_GENERATE_TESTS)
+  cmake_parse_arguments(
+      PARSED_ARGS
+      "" # bool args
+      "BUCKET_NAME;MODULE_LIBRARY_NAME" # mono-valued arguments
+      "TEST_SRCS" # multi-valued arguments
+      ${ARGN} # arguments
+  )
+
+  CHECK_VARIABLE(PARSED_ARGS_BUCKET_NAME "You must provide a bucket name")
+  CHECK_VARIABLE(PARSED_ARGS_TEST_SRCS "You must provide the list of sources")
+  CHECK_VARIABLE(PARSED_ARGS_MODULE_LIBRARY_NAME "You must provide the module library name this executable belongs to")
+
+  foreach (test ${PARSED_ARGS_TEST_SRCS})
+    string(REGEX REPLACE ".*/" "" test_name ${test})
+    string(REGEX REPLACE "\\..*" "" test_name ${test_name})
+
+    message(STATUS "Generate test ${test_name}")
+
+    O2_GENERATE_EXECUTABLE(
+        EXE_NAME ${test_name}
+        SOURCES ${test}
+        MODULE_LIBRARY_NAME ${PARSED_ARGS_MODULE_LIBRARY_NAME}
+        BUCKET_NAME ${PARSED_ARGS_BUCKET_NAME}
+        INSTALL FALSE
+    )
+    target_link_libraries(${test_name} ${Boost_UNIT_TEST_FRAMEWORK_LIBRARY})
+    add_test(NAME ${test_name} COMMAND ${test_name})
+  endforeach ()
+endfunction()
+
+
 #------------------------------------------------------------------------------
 # CHECK_VARIABLE
 macro(CHECK_VARIABLE VARIABLE_NAME ERROR_MESSAGE)
