Reference

Command-line interface

Exit codes

Code Meaning
0 Test completed normally (including time limit)
1 Other error
2 Property violation(s) detected

bombadil test

bombadil test [OPTIONS] <ORIGIN> [SPECIFICATION_FILE]

Argument Description
<ORIGIN> Starting URL of the test (also used as a boundary so that Bombadil doesn’t navigate to other websites)
[SPECIFICATION_FILE] A custom specification in TypeScript or JavaScript, using the @antithesishq/bombadil package on NPM
Option Description Default
--output-path <OUTPUT_PATH> Where to store output data (trace, screenshots, etc.)
--exit-on-violation Whether to exit the test when first failing property is found (useful in development and CI)
--time-limit <DURATION> Maximum time to run the test; reaching the limit is treated as normal completion. Accepts a number with a unit suffix: s (seconds), m (minutes), h (hours), or d (days). Examples: 30s, 5m, 2h, 1d
--width <WIDTH> Browser viewport width in pixels 1024
--height <HEIGHT> Browser viewport height in pixels 768
--device-scale-factor <DEVICE_SCALE_FACTOR> Scaling factor of the browser viewport, mostly useful on high-DPI monitors when in headed mode 2
--instrument-javascript <INSTRUMENT_JAVASCRIPT> What types of JavaScript to instrument for coverage tracking. Comma-separated list of: “files”, “inline” files,inline
--chrome-grant-permissions <CHROME_GRANT_PERMISSIONS> Comma-separated list of Chrome permissions to grant. Examples: local-network-access, geolocation, notifications. local-network-access,local-network,loopback-network
--header <KEY=VALUE> Extra HTTP header to send with all browser requests, in KEY=VALUE format. Can be specified multiple times.
--reproduce <TRACE_FILE> Reproduce a previous test run from a trace file, instead of random exploration. Mutually exclusive with --time-limit and --exit-on-violation.
--headless Whether the browser should run in a visible window or not
--no-sandbox Disable Chromium sandboxing
-h, --help Print help

bombadil test-external

bombadil test-external [OPTIONS] <ORIGIN> [SPECIFICATION_FILE]

Argument Description
<ORIGIN> Starting URL of the test (also used as a boundary so that Bombadil doesn’t navigate to other websites)
[SPECIFICATION_FILE] A custom specification in TypeScript or JavaScript, using the @antithesishq/bombadil package on NPM
Option Description Default
--output-path <OUTPUT_PATH> Where to store output data (trace, screenshots, etc.)
--exit-on-violation Whether to exit the test when first failing property is found (useful in development and CI)
--time-limit <DURATION> Maximum time to run the test; reaching the limit is treated as normal completion. Accepts a number with a unit suffix: s (seconds), m (minutes), h (hours), or d (days). Examples: 30s, 5m, 2h, 1d
--width <WIDTH> Browser viewport width in pixels 1024
--height <HEIGHT> Browser viewport height in pixels 768
--device-scale-factor <DEVICE_SCALE_FACTOR> Scaling factor of the browser viewport, mostly useful on high-DPI monitors when in headed mode 2
--instrument-javascript <INSTRUMENT_JAVASCRIPT> What types of JavaScript to instrument for coverage tracking. Comma-separated list of: “files”, “inline” files,inline
--chrome-grant-permissions <CHROME_GRANT_PERMISSIONS> Comma-separated list of Chrome permissions to grant. Examples: local-network-access, geolocation, notifications. local-network-access,local-network,loopback-network
--header <KEY=VALUE> Extra HTTP header to send with all browser requests, in KEY=VALUE format. Can be specified multiple times.
--reproduce <TRACE_FILE> Reproduce a previous test run from a trace file, instead of random exploration. Mutually exclusive with --time-limit and --exit-on-violation.
--remote-debugger <REMOTE_DEBUGGER> Address to the remote debugger’s server, e.g. http://localhost:9222
--create-target Whether Bombadil should create a new tab and navigate to the origin URL in it, as part of starting the test (this should probably be false if you test an Electron app)
-h, --help Print help

bombadil inspect

bombadil inspect [OPTIONS] <TRACE_PATH>

Argument Description
<TRACE_PATH> Path to trace.jsonl file or directory containing it
Option Description Default
--port <PORT> Port to bind the inspect server to 1073
--no-open Skip auto-opening browser
-h, --help Print help

bombadil terminal test (EXPERIMENTAL!)

bombadil terminal test [OPTIONS] [COMMAND]*

Argument Description
[COMMAND]* The command to run for each test case (i.e. program name and arguments, space-separated)
Option Description Default
--test-count <TEST_COUNT> How many test cases to run (invocations of command) 1
--seed <SEED> Random generator seed
--render-append Whether to append render output (otherwise clear screen before every render)
-h, --help Print help