RunTests executes a series of tests.

ValidateAssertions runs the assertions of a test spec against a run result and sets the result appropriately.

ErrResult indicates failure.

LocalExecutor executes tests against the current, local environment.

Result is the result of a test.

Results is a collection of test results.

RunResult is the direct output produced by a test container.

Spec specifies a command execution test against a Docker image.

Executor can run test commands in some environment.