# ctest > CMake test driver program. > More information: . - Run all tests in the current CMake build directory: `ctest` - Run all tests defined in the CMake build directory, executing 4 [j]obs at a time in parallel: `ctest {{[-j|--parallel]}} 4` - Run all tests defined in the CMake build directory and print detailed logs on failed tests: `ctest --output-on-failure` - List available tests: `ctest {{[-N|--show-only]}}` - Run a single test based on its name, or filter on a `regex`: `ctest --output-on-failure {{[-R|--tests-regex]}} '^{{test_name}}$'`