// Check that we have correctly registered all the commands
	// by checking the help output.
	// First check default commands, and then check commands that are
	// activated by feature flags.
	devFeatures := []string{action.FeatureFlag, storage.FeatureFlag}

	// remove features behind dev_flag for the first test
	// since they are not enabled.
	cmdSet := set.NewStrings(commandNames...)
	for _, feature := range devFeatures {
		cmdSet.Remove(feature)
	}

	// 1. Default Commands. Disable all features.
	setFeatureFlags("")
	c.Assert(getHelpCommandNames(c), jc.SameContents, cmdSet.Values())

	// 2. Enable development features, and test again.
	setFeatureFlags(strings.Join(devFeatures, ","))
	c.Assert(getHelpCommandNames(c), jc.SameContents, commandNames)