Making unit test suite fail on first problem

cmake_support/OST.cmake

@@ -676,7 +676,7 @@ macro(ost_unittest)
         add_dependencies(check "${_test_name}_run")
       else()
         add_custom_target("${_test_name}_run"
-                        COMMAND OST_ROOT=${STAGE_DIR} ${CMAKE_CURRENT_BINARY_DIR}/${_test_name} || echo
+                        COMMAND OST_ROOT=${STAGE_DIR} ${CMAKE_CURRENT_BINARY_DIR}/${_test_name}
                         WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
                         COMMENT "running checks for module ${_ARG_MODULE}"
                         DEPENDS ${_test_name})
@@ -719,7 +719,7 @@ macro(ost_unittest)
       else()
         set (PY_TESTS_CMD "PYTHONPATH=${python_path}  ${PYTHON_BINARY}")
         add_custom_target("${py_test}_run"
-                  sh -c "${PY_TESTS_CMD} ${CMAKE_CURRENT_SOURCE_DIR}/${py_test} || echo"
+                  sh -c "${PY_TESTS_CMD} ${CMAKE_CURRENT_SOURCE_DIR}/${py_test}"
                   WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
                   COMMENT "running checks ${py_test}" VERBATIM)
         add_custom_target("${py_test}_run_xml"