func Test_ShowAppHelp_NoAuthor(t *testing.T) { output := new(bytes.Buffer) app := cli.NewApp() app.Writer = output c := cli.NewContext(app, nil, nil) cli.ShowAppHelp(c) if bytes.Index(output.Bytes(), []byte("AUTHOR(S):")) != -1 { t.Errorf("expected\n%snot to include %s", output.String(), "AUTHOR(S):") } }
func Test_ShowAppHelp_NoVersion(t *testing.T) { output := new(bytes.Buffer) app := cli.NewApp() app.Writer = output app.Version = "" c := cli.NewContext(app, nil, nil) cli.ShowAppHelp(c) if bytes.Index(output.Bytes(), []byte("VERSION:")) != -1 { t.Errorf("expected\n%snot to include %s", output.String(), "VERSION:") } }
func TestAppVersionPrinter(t *testing.T) { oldPrinter := cli.VersionPrinter defer func() { cli.VersionPrinter = oldPrinter }() var wasCalled = false cli.VersionPrinter = func(c *cli.Context) { wasCalled = true } app := cli.NewApp() ctx := cli.NewContext(app, nil, nil) cli.ShowVersion(ctx) if wasCalled == false { t.Errorf("Version printer expected to be called, but was not") } }
func TestCommandDoNotIgnoreFlags(t *testing.T) { app := cli.NewApp() set := flag.NewFlagSet("test", 0) test := []string{"blah", "blah", "-break"} set.Parse(test) c := cli.NewContext(app, set, nil) command := cli.Command{ Name: "test-cmd", Aliases: []string{"tc"}, Usage: "this is for testing", Description: "testing", Action: func(_ *cli.Context) {}, } err := command.Run(c) expect(t, err.Error(), "flag provided but not defined: -break") }
func TestCommandIgnoreFlags(t *testing.T) { app := cli.NewApp() set := flag.NewFlagSet("test", 0) test := []string{"blah", "blah"} set.Parse(test) c := cli.NewContext(app, set, nil) command := cli.Command{ Name: "test-cmd", Aliases: []string{"tc"}, Usage: "this is for testing", Description: "testing", Action: func(_ *cli.Context) {}, SkipFlagParsing: true, } err := command.Run(c) expect(t, err, nil) }