# fx coverage | |
Runs test and exports coverage data. | |
```none | |
usage: fx coverage [--lcov-output-path <path>] [--html-output-dir <directory>] [-h|--help] [testName ...] | |
Runs test and exports coverage data. | |
--html-output-dir: directory to output test coverage HTML to | |
--lcov-output-path: path to write output lcov to | |
-h|--help: prints help message | |
``` | |
[coverage source code](https://cs.opensource.google/fuchsia/fuchsia/+/main:tools/devshell/contrib/coverage) |