ng test compiles the application into an output directory
ng testTests will execute after a build is executed via Karma, and it will automatically watch your files for changes. You can run tests a single time via --watch=false or --single-run.
You can run tests with coverage via --code-coverage. The coverage report will be in the coverage/ directory.
--app Specifies app name or index to use.
--browsers Override which browsers tests are run against.
--code-coverage Coverage report will be in the coverage/ directory.
--colors Enable or disable colors in the output (reporters and logs).
--config Use a specific config file. Defaults to the protractor config file in angular-cli.json.
--log-level Level of logging.
--poll Enable and define the file watching poll time period (milliseconds).
--port Port where the web server will be listening.
--progress Log progress to the console while in progress.
--reporters List of reporters to use.
--single-run Run tests a single time.
--sourcemap Output sourcemaps.
--watch (-w) Run build when files change.