IF(PNG_FOUND) LIST(APPEND TESTS_FILES png_im2im png_null png_resolution bug00011 bug00033 bug00086 bug00088 bug00193 bug00338 bug00381_1 ) IF(ENABLE_GD_FORMATS) LIST(APPEND TESTS_FILES bug00381_2 ) ENDIF(ENABLE_GD_FORMATS) ENDIF(PNG_FOUND) ADD_GD_TESTS()