bazel-skylib/docs/diff_test_doc.md

A test rule that compares two binary files.

The rule uses a Bash command (diff) on Linux/macOS/non-Windows, and a cmd.exe command (fc.exe) on Windows (no Bash is required).

diff_test

diff_test(name, file1, file2, failure_message, kwargs)

A test that compares two files.

The test succeeds if the files' contents match.

PARAMETERS

Name	Description	Default Value
name	The name of the test rule.	none
file1	Label of the file to compare to file2.	none
file2	Label of the file to compare to file1.	none
failure_message	Additional message to log if the files' contents do not match.	None
kwargs	The common attributes for tests.	none