| file(GLOB DIRECTORIES LIST_DIRECTORIES true | |
| "${RunCMake_TEST_BINARY_DIR}/_install/FooExtension/*.*") | |
| foreach(DIRECTORY IN LISTS DIRECTORIES) | |
| if(NOT DIRECTORY MATCHES "\\.foo$") | |
| message(SEND_ERROR "Extension does not match ${DIRECTORY}") | |
| endif() | |
| endforeach() |