NeedsExternalNetwork makes sure the tests needing external network will not be run when executing tests in short mode.

NeedsGit will make sure the tests that require git will be skipped if the git binary is not available.

NewHelper initializes a new helper for testing.

ExeSuffix is the suffix of executable files; ".exe" on Windows.

PrintLogs controls logging of test commands.

UpdateGolden controls updating test fixtures.

Helper with utilities for testing.

Writer adapts a testing.TB to the io.Writer interface.