Commands defines a set of expected commands for the given test.

Handle should be called from TestMain.

NewGlob is a convenience function that creates an Expectation that validates commands using a glob validator (as created by NewGlobValidator) and implements the given behaviour.

NewGlobValidator creates a validation function that will validate a command using glob syntax against the given name and arguments.

NewLiteral is a convenience function that creates an Expectation that validates commands literally.

Success defines a command behaviour that returns a 0 exit code and no other output.

Behaviour defines the behaviour of the mocked command.

Expectation represents a single command invocation.

CommandValidator is used to validate the command line that is would be executed.