ember-test-runner

Run Ember QUnit tests headlessly via Chrome DevTools Protocol. Requires a running ember serve dev server.

Install

npm install -D ember-test-runner

Usage

npx ember-test-runner <command>

Command	Description
run [filter]	Run tests and wait for results
eval <expression>	Evaluate JS in the test page
screenshot	Screenshot the test page (PNG)
clean	Kill the headless Chrome instance

Run flags

Flag	Description
--timeout <secs>	Test timeout in seconds (default: 120)
--quiet	No progress output, concise source locations
--fail-fast	Stop on first failure

Global flags

Flag	Description
--url <url>	Dev server base URL (default: http://localhost:4200)
--chrome-port <n>	Chrome remote-debugging port (default: 9222)

These flags apply to all commands (run, eval, screenshot, clean).

Exit codes

0 all passed, 1 failures, 2 timeout.

Output

stdout has test results (summary + failures). stderr has progress and diagnostics (--quiet suppresses stderr).