diff options
Diffstat (limited to 'vendor/github.com/spf13/cobra/cobra_test.go')
| -rw-r--r-- | vendor/github.com/spf13/cobra/cobra_test.go | 1228 |
1 files changed, 3 insertions, 1225 deletions
diff --git a/vendor/github.com/spf13/cobra/cobra_test.go b/vendor/github.com/spf13/cobra/cobra_test.go index d5df951e6..0d1755bdb 100644 --- a/vendor/github.com/spf13/cobra/cobra_test.go +++ b/vendor/github.com/spf13/cobra/cobra_test.go @@ -1,1200 +1,10 @@ package cobra import ( - "bytes" - "fmt" - "os" - "reflect" - "runtime" - "strings" "testing" "text/template" - - "github.com/spf13/pflag" ) -var tp, te, tt, tr []string -var rootPersPre, echoPre, echoPersPre, timesPersPre []string -var flagb1, flagb2, flagb3, flagbr, flagbp bool -var flags1, flags2a, flags2b, flags3, outs string -var flagi1, flagi2, flagi3, flagi4, flagir int -var rootcalled bool -var versionUsed int - -const strtwoParentHelp = "help message for parent flag strtwo" -const strtwoChildHelp = "help message for child flag strtwo" - -var cmdHidden = &Command{ - Use: "hide [secret string to print]", - Short: "Print anything to screen (if command is known)", - Long: `an absolutely utterly useless command for testing.`, - Run: func(cmd *Command, args []string) { - outs = "hidden" - }, - Hidden: true, -} - -var cmdPrint = &Command{ - Use: "print [string to print]", - Args: MinimumNArgs(1), - Short: "Print anything to the screen", - Long: `an absolutely utterly useless command for testing.`, - Run: func(cmd *Command, args []string) { - tp = args - }, -} - -var cmdEcho = &Command{ - Use: "echo [string to echo]", - Aliases: []string{"say"}, - Short: "Echo anything to the screen", - Long: `an utterly useless command for testing.`, - Example: "Just run cobra-test echo", - PersistentPreRun: func(cmd *Command, args []string) { - echoPersPre = args - }, - PreRun: func(cmd *Command, args []string) { - echoPre = args - }, - Run: func(cmd *Command, args []string) { - te = args - }, -} - -var cmdEchoSub = &Command{ - Use: "echosub [string to print]", - Short: "second sub command for echo", - Long: `an absolutely utterly useless command for testing gendocs!.`, - Run: func(cmd *Command, args []string) { - }, -} - -var cmdDeprecated = &Command{ - Use: "deprecated [can't do anything here]", - Short: "A command which is deprecated", - Long: `an absolutely utterly useless command for testing deprecation!.`, - Deprecated: "Please use echo instead", - Run: func(cmd *Command, args []string) { - }, - Args: NoArgs, -} - -var cmdTimes = &Command{ - Use: "times [# times] [string to echo]", - SuggestFor: []string{"counts"}, - Short: "Echo anything to the screen more times", - Long: `a slightly useless command for testing.`, - PersistentPreRun: func(cmd *Command, args []string) { - timesPersPre = args - }, - Run: func(cmd *Command, args []string) { - tt = args - }, - Args: OnlyValidArgs, - ValidArgs: []string{"one", "two", "three", "four"}, -} - -var cmdRootNoRun = &Command{ - Use: "cobra-test", - Short: "The root can run its own function", - Long: "The root description for help", - PersistentPreRun: func(cmd *Command, args []string) { - rootPersPre = args - }, -} - -var cmdRootSameName = &Command{ - Use: "print", - Short: "Root with the same name as a subcommand", - Long: "The root description for help", -} - -var cmdRootTakesArgs = &Command{ - Use: "root-with-args [random args]", - Short: "The root can run it's own function and takes args!", - Long: "The root description for help, and some args", - Run: func(cmd *Command, args []string) { - tr = args - }, - Args: ArbitraryArgs, -} - -var cmdRootWithRun = &Command{ - Use: "cobra-test", - Short: "The root can run its own function", - Long: "The root description for help", - Run: func(cmd *Command, args []string) { - tr = args - rootcalled = true - }, -} - -var cmdSubNoRun = &Command{ - Use: "subnorun", - Short: "A subcommand without a Run function", - Long: "A long output about a subcommand without a Run function", -} - -var cmdCustomFlags = &Command{ - Use: "customflags [flags] -- REMOTE_COMMAND", - Short: "A command that expects flags in a custom location", - Long: "A long output about a command that expects flags in a custom location", - Run: func(cmd *Command, args []string) { - }, -} - -var cmdVersion1 = &Command{ - Use: "version", - Short: "Print the version number", - Long: `First version of the version command`, - Run: func(cmd *Command, args []string) { - versionUsed = 1 - }, -} - -var cmdVersion2 = &Command{ - Use: "version", - Short: "Print the version number", - Long: `Second version of the version command`, - Run: func(cmd *Command, args []string) { - versionUsed = 2 - }, -} - -var cmdColon = &Command{ - Use: "cmd:colon", - Run: func(cmd *Command, args []string) { - }, -} - -func flagInit() { - cmdEcho.ResetFlags() - cmdPrint.ResetFlags() - cmdTimes.ResetFlags() - cmdRootNoRun.ResetFlags() - cmdRootSameName.ResetFlags() - cmdRootWithRun.ResetFlags() - cmdSubNoRun.ResetFlags() - cmdCustomFlags.ResetFlags() - cmdVersion1.ResetFlags() - cmdVersion2.ResetFlags() - - cmdRootNoRun.PersistentFlags().StringVarP(&flags2a, "strtwo", "t", "two", strtwoParentHelp) - cmdCustomFlags.Flags().IntVar(&flagi4, "intfour", 456, "help message for flag intfour") - cmdEcho.Flags().BoolVarP(&flagb1, "boolone", "b", true, "help message for flag boolone") - cmdEcho.Flags().IntVarP(&flagi1, "intone", "i", 123, "help message for flag intone") - cmdEcho.PersistentFlags().BoolVarP(&flagbp, "persistentbool", "p", false, "help message for flag persistentbool") - cmdEcho.PersistentFlags().StringVarP(&flags1, "strone", "s", "one", "help message for flag strone") - cmdPrint.Flags().IntVarP(&flagi3, "intthree", "i", 345, "help message for flag intthree") - cmdTimes.Flags().BoolVarP(&flagb2, "booltwo", "c", false, "help message for flag booltwo") - cmdTimes.Flags().IntVarP(&flagi2, "inttwo", "j", 234, "help message for flag inttwo") - cmdTimes.Flags().StringVarP(&flags2b, "strtwo", "t", "2", strtwoChildHelp) - cmdTimes.PersistentFlags().StringVarP(&flags2b, "strtwo", "t", "2", strtwoChildHelp) - cmdPrint.Flags().BoolVarP(&flagb3, "boolthree", "b", true, "help message for flag boolthree") - cmdPrint.PersistentFlags().StringVarP(&flags3, "strthree", "s", "three", "help message for flag strthree") -} - -func commandInit() { - cmdEcho.ResetCommands() - cmdPrint.ResetCommands() - cmdTimes.ResetCommands() - cmdRootNoRun.ResetCommands() - cmdRootSameName.ResetCommands() - cmdRootWithRun.ResetCommands() - cmdSubNoRun.ResetCommands() - cmdCustomFlags.ResetCommands() -} - -func initialize() *Command { - tt, tp, te = nil, nil, nil - rootPersPre, echoPre, echoPersPre, timesPersPre = nil, nil, nil, nil - - var c = cmdRootNoRun - flagInit() - commandInit() - return c -} - -func initializeWithSameName() *Command { - tt, tp, te = nil, nil, nil - rootPersPre, echoPre, echoPersPre, timesPersPre = nil, nil, nil, nil - var c = cmdRootSameName - flagInit() - commandInit() - return c -} - -func initializeWithRootCmd() *Command { - cmdRootWithRun.ResetCommands() - tt, tp, te, tr, rootcalled = nil, nil, nil, nil, false - flagInit() - cmdRootWithRun.Flags().BoolVarP(&flagbr, "boolroot", "b", false, "help message for flag boolroot") - cmdRootWithRun.Flags().IntVarP(&flagir, "introot", "i", 321, "help message for flag introot") - commandInit() - return cmdRootWithRun -} - -type resulter struct { - Error error - Output string - Command *Command -} - -func fullSetupTest(args ...string) resulter { - c := initializeWithRootCmd() - - return fullTester(c, args...) -} - -func noRRSetupTestSilenced(args ...string) resulter { - c := initialize() - c.SilenceErrors = true - c.SilenceUsage = true - return fullTester(c, args...) -} - -func noRRSetupTest(args ...string) resulter { - c := initialize() - - return fullTester(c, args...) -} - -func rootOnlySetupTest(args ...string) resulter { - c := initializeWithRootCmd() - - return simpleTester(c, args...) -} - -func simpleTester(c *Command, args ...string) resulter { - buf := new(bytes.Buffer) - // Testing flag with invalid input - c.SetOutput(buf) - c.SetArgs(args) - - err := c.Execute() - output := buf.String() - - return resulter{err, output, c} -} - -func simpleTesterC(c *Command, args ...string) resulter { - buf := new(bytes.Buffer) - // Testing flag with invalid input - c.SetOutput(buf) - c.SetArgs(args) - - cmd, err := c.ExecuteC() - output := buf.String() - - return resulter{err, output, cmd} -} - -func fullTester(c *Command, args ...string) resulter { - buf := new(bytes.Buffer) - // Testing flag with invalid input - c.SetOutput(buf) - cmdEcho.AddCommand(cmdTimes) - c.AddCommand(cmdPrint, cmdEcho, cmdSubNoRun, cmdCustomFlags, cmdDeprecated) - c.SetArgs(args) - - err := c.Execute() - output := buf.String() - - return resulter{err, output, c} -} - -func logErr(t *testing.T, found, expected string) { - out := new(bytes.Buffer) - - _, _, line, ok := runtime.Caller(2) - if ok { - fmt.Fprintf(out, "Line: %d ", line) - } - fmt.Fprintf(out, "Unexpected response.\nExpecting to contain: \n %q\nGot:\n %q\n", expected, found) - t.Errorf(out.String()) -} - -func checkStringContains(t *testing.T, found, expected string) { - if !strings.Contains(found, expected) { - logErr(t, found, expected) - } -} - -func checkResultContains(t *testing.T, x resulter, check string) { - checkStringContains(t, x.Output, check) -} - -func checkStringOmits(t *testing.T, found, expected string) { - if strings.Contains(found, expected) { - logErr(t, found, expected) - } -} - -func checkResultOmits(t *testing.T, x resulter, check string) { - checkStringOmits(t, x.Output, check) -} - -func checkOutputContains(t *testing.T, c *Command, check string) { - buf := new(bytes.Buffer) - c.SetOutput(buf) - c.Execute() - - if !strings.Contains(buf.String(), check) { - logErr(t, buf.String(), check) - } -} - -func TestSingleCommand(t *testing.T) { - noRRSetupTest("print", "one", "two") - - if te != nil || tt != nil { - t.Error("Wrong command called") - } - if tp == nil { - t.Error("Wrong command called") - } - if strings.Join(tp, " ") != "one two" { - t.Error("Command didn't parse correctly") - } -} - -func TestChildCommand(t *testing.T) { - noRRSetupTest("echo", "times", "one", "two") - - if te != nil || tp != nil { - t.Error("Wrong command called") - } - if tt == nil { - t.Error("Wrong command called") - } - if strings.Join(tt, " ") != "one two" { - t.Error("Command didn't parse correctly") - } -} - -func TestCommandAlias(t *testing.T) { - noRRSetupTest("say", "times", "one", "two") - - if te != nil || tp != nil { - t.Error("Wrong command called") - } - if tt == nil { - t.Error("Wrong command called") - } - if strings.Join(tt, " ") != "one two" { - t.Error("Command didn't parse correctly") - } -} - -func TestPrefixMatching(t *testing.T) { - EnablePrefixMatching = true - noRRSetupTest("ech", "times", "one", "two") - - if te != nil || tp != nil { - t.Error("Wrong command called") - } - if tt == nil { - t.Error("Wrong command called") - } - if strings.Join(tt, " ") != "one two" { - t.Error("Command didn't parse correctly") - } - - EnablePrefixMatching = false -} - -func TestNoPrefixMatching(t *testing.T) { - EnablePrefixMatching = false - - noRRSetupTest("ech", "times", "one", "two") - - if !(tt == nil && te == nil && tp == nil) { - t.Error("Wrong command called") - } -} - -func TestAliasPrefixMatching(t *testing.T) { - EnablePrefixMatching = true - noRRSetupTest("sa", "times", "one", "two") - - if te != nil || tp != nil { - t.Error("Wrong command called") - } - if tt == nil { - t.Error("Wrong command called") - } - if strings.Join(tt, " ") != "one two" { - t.Error("Command didn't parse correctly") - } - EnablePrefixMatching = false -} - -func TestChildSameName(t *testing.T) { - c := initializeWithSameName() - c.AddCommand(cmdPrint, cmdEcho) - c.SetArgs([]string{"print", "one", "two"}) - c.Execute() - - if te != nil || tt != nil { - t.Error("Wrong command called") - } - if tp == nil { - t.Error("Wrong command called") - } - if strings.Join(tp, " ") != "one two" { - t.Error("Command didn't parse correctly") - } -} - -func TestGrandChildSameName(t *testing.T) { - c := initializeWithSameName() - cmdTimes.AddCommand(cmdPrint) - c.AddCommand(cmdTimes) - c.SetArgs([]string{"times", "print", "one", "two"}) - c.Execute() - - if te != nil || tt != nil { - t.Error("Wrong command called") - } - if tp == nil { - t.Error("Wrong command called") - } - if strings.Join(tp, " ") != "one two" { - t.Error("Command didn't parse correctly") - } -} - -func TestUsage(t *testing.T) { - x := fullSetupTest("help") - checkResultContains(t, x, cmdRootWithRun.Use+" [flags]") - x = fullSetupTest("help", "customflags") - checkResultContains(t, x, cmdCustomFlags.Use) - checkResultOmits(t, x, cmdCustomFlags.Use+" [flags]") -} - -func TestRootTakesNoArgs(t *testing.T) { - c := initializeWithSameName() - c.AddCommand(cmdPrint, cmdEcho) - result := simpleTester(c, "illegal") - - if result.Error == nil { - t.Fatal("Expected an error") - } - - expectedError := `unknown command "illegal" for "print"` - if !strings.Contains(result.Error.Error(), expectedError) { - t.Errorf("exptected %v, got %v", expectedError, result.Error.Error()) - } -} - -func TestRootTakesArgs(t *testing.T) { - c := cmdRootTakesArgs - result := simpleTester(c, "legal") - - if result.Error != nil { - t.Errorf("expected no error, but got %v", result.Error) - } -} - -func TestSubCmdTakesNoArgs(t *testing.T) { - result := fullSetupTest("deprecated", "illegal") - - if result.Error == nil { - t.Fatal("Expected an error") - } - - expectedError := `unknown command "illegal" for "cobra-test deprecated"` - if !strings.Contains(result.Error.Error(), expectedError) { - t.Errorf("expected %v, got %v", expectedError, result.Error.Error()) - } -} - -func TestSubCmdTakesArgs(t *testing.T) { - noRRSetupTest("echo", "times", "one", "two") - if strings.Join(tt, " ") != "one two" { - t.Error("Command didn't parse correctly") - } -} - -func TestCmdOnlyValidArgs(t *testing.T) { - result := noRRSetupTest("echo", "times", "one", "two", "five") - - if result.Error == nil { - t.Fatal("Expected an error") - } - - expectedError := `invalid argument "five"` - if !strings.Contains(result.Error.Error(), expectedError) { - t.Errorf("expected %v, got %v", expectedError, result.Error.Error()) - } -} - -func TestFlagLong(t *testing.T) { - noRRSetupTest("echo", "--intone=13", "something", "--", "here") - - if cmdEcho.ArgsLenAtDash() != 1 { - t.Errorf("expected argsLenAtDash: %d but got %d", 1, cmdRootNoRun.ArgsLenAtDash()) - } - if strings.Join(te, " ") != "something here" { - t.Errorf("flags didn't leave proper args remaining..%s given", te) - } - if flagi1 != 13 { - t.Errorf("int flag didn't get correct value, had %d", flagi1) - } - if flagi2 != 234 { - t.Errorf("default flag value changed, 234 expected, %d given", flagi2) - } -} - -func TestFlagShort(t *testing.T) { - noRRSetupTest("echo", "-i13", "--", "something", "here") - - if cmdEcho.ArgsLenAtDash() != 0 { - t.Errorf("expected argsLenAtDash: %d but got %d", 0, cmdRootNoRun.ArgsLenAtDash()) - } - if strings.Join(te, " ") != "something here" { - t.Errorf("flags didn't leave proper args remaining..%s given", te) - } - if flagi1 != 13 { - t.Errorf("int flag didn't get correct value, had %d", flagi1) - } - if flagi2 != 234 { - t.Errorf("default flag value changed, 234 expected, %d given", flagi2) - } - - noRRSetupTest("echo", "-i", "13", "something", "here") - - if strings.Join(te, " ") != "something here" { - t.Errorf("flags didn't leave proper args remaining..%s given", te) - } - if flagi1 != 13 { - t.Errorf("int flag didn't get correct value, had %d", flagi1) - } - if flagi2 != 234 { - t.Errorf("default flag value changed, 234 expected, %d given", flagi2) - } - - noRRSetupTest("print", "-i99", "one", "two") - - if strings.Join(tp, " ") != "one two" { - t.Errorf("flags didn't leave proper args remaining..%s given", tp) - } - if flagi3 != 99 { - t.Errorf("int flag didn't get correct value, had %d", flagi3) - } - if flagi1 != 123 { - t.Errorf("default flag value changed on different command with same shortname, 234 expected, %d given", flagi2) - } -} - -func TestChildCommandFlags(t *testing.T) { - noRRSetupTest("echo", "times", "-j", "99", "one", "two") - - if strings.Join(tt, " ") != "one two" { - t.Errorf("flags didn't leave proper args remaining..%s given", tt) - } - - // Testing with flag that shouldn't be persistent - r := noRRSetupTest("echo", "times", "-j", "99", "-i77", "one", "two") - - if r.Error == nil { - t.Errorf("invalid flag should generate error") - } - - if !strings.Contains(r.Error.Error(), "unknown shorthand") { - t.Errorf("Wrong error message displayed, \n %s", r.Error) - } - - if flagi2 != 99 { - t.Errorf("flag value should be 99, %d given", flagi2) - } - - if flagi1 != 123 { - t.Errorf("unset flag should have default value, expecting 123, given %d", flagi1) - } - - // Testing with flag only existing on child - r = noRRSetupTest("echo", "-j", "99", "-i77", "one", "two") - - if r.Error == nil { - t.Errorf("invalid flag should generate error") - } - if !strings.Contains(r.Error.Error(), "unknown shorthand flag") { - t.Errorf("Wrong error message displayed, \n %s", r.Error) - } - - // Testing with persistent flag overwritten by child - noRRSetupTest("echo", "times", "--strtwo=child", "one", "two") - - if flags2b != "child" { - t.Errorf("flag value should be child, %s given", flags2b) - } - - if flags2a != "two" { - t.Errorf("unset flag should have default value, expecting two, given %s", flags2a) - } - - // Testing flag with invalid input - r = noRRSetupTest("echo", "-i10E") - - if r.Error == nil { - t.Errorf("invalid input should generate error") - } - if !strings.Contains(r.Error.Error(), "invalid syntax") { - t.Errorf("Wrong error message displayed, \n %s", r.Error) - } -} - -func TestTrailingCommandFlags(t *testing.T) { - x := fullSetupTest("echo", "two", "-x") - - if x.Error == nil { - t.Errorf("invalid flag should generate error") - } -} - -func TestInvalidSubcommandFlags(t *testing.T) { - cmd := initializeWithRootCmd() - cmd.AddCommand(cmdTimes) - - result := simpleTester(cmd, "times", "--inttwo=2", "--badflag=bar") - // given that we are not checking here result.Error we check for - // stock usage message - checkResultContains(t, result, "cobra-test times [# times]") - if strings.Contains(result.Error.Error(), "unknown flag: --inttwo") { - t.Errorf("invalid --badflag flag shouldn't fail on 'unknown' --inttwo flag") - } - -} - -func TestSubcommandExecuteC(t *testing.T) { - cmd := initializeWithRootCmd() - double := &Command{ - Use: "double message", - Run: func(c *Command, args []string) { - msg := strings.Join(args, " ") - c.Println(msg, msg) - }, - } - - echo := &Command{ - Use: "echo message", - Run: func(c *Command, args []string) { - msg := strings.Join(args, " ") - c.Println(msg) - }, - } - - cmd.AddCommand(double, echo) - - result := simpleTesterC(cmd, "double", "hello", "world") - checkResultContains(t, result, "hello world hello world") - - if result.Command.Name() != "double" { - t.Errorf("invalid cmd returned from ExecuteC: should be 'double' but got %s", result.Command.Name()) - } - - result = simpleTesterC(cmd, "echo", "msg", "to", "be", "echoed") - checkResultContains(t, result, "msg to be echoed") - - if result.Command.Name() != "echo" { - t.Errorf("invalid cmd returned from ExecuteC: should be 'echo' but got %s", result.Command.Name()) - } -} - -func TestSubcommandArgEvaluation(t *testing.T) { - cmd := initializeWithRootCmd() - - first := &Command{ - Use: "first", - Run: func(cmd *Command, args []string) { - }, - } - cmd.AddCommand(first) - - second := &Command{ - Use: "second", - Run: func(cmd *Command, args []string) { - fmt.Fprintf(cmd.OutOrStdout(), "%v", args) - }, - } - first.AddCommand(second) - - result := simpleTester(cmd, "first", "second", "first", "third") - - expectedOutput := fmt.Sprint([]string{"first third"}) - if result.Output != expectedOutput { - t.Errorf("exptected %v, got %v", expectedOutput, result.Output) - } -} - -func TestPersistentFlags(t *testing.T) { - fullSetupTest("echo", "-s", "something", "-p", "more", "here") - - // persistentFlag should act like normal flag on its own command - if strings.Join(te, " ") != "more here" { - t.Errorf("flags didn't leave proper args remaining..%s given", te) - } - if flags1 != "something" { - t.Errorf("string flag didn't get correct value, had %v", flags1) - } - if !flagbp { - t.Errorf("persistent bool flag not parsed correctly. Expected true, had %v", flagbp) - } - - // persistentFlag should act like normal flag on its own command - fullSetupTest("echo", "times", "-s", "again", "-c", "-p", "one", "two") - - if strings.Join(tt, " ") != "one two" { - t.Errorf("flags didn't leave proper args remaining. %s given", tt) - } - - if flags1 != "again" { - t.Errorf("string flag didn't get correct value, had %v", flags1) - } - - if !flagb2 { - t.Errorf("local flag not parsed correctly. Expected true, had %v", flagb2) - } - if !flagbp { - t.Errorf("persistent bool flag not parsed correctly. Expected true, had %v", flagbp) - } -} - -func TestHelpCommand(t *testing.T) { - x := fullSetupTest("help") - checkResultContains(t, x, cmdRootWithRun.Long) - - x = fullSetupTest("help", "echo") - checkResultContains(t, x, cmdEcho.Long) - - x = fullSetupTest("help", "echo", "times") - checkResultContains(t, x, cmdTimes.Long) -} - -func TestChildCommandHelp(t *testing.T) { - c := noRRSetupTest("print", "--help") - checkResultContains(t, c, strtwoParentHelp) - r := noRRSetupTest("echo", "times", "--help") - checkResultContains(t, r, strtwoChildHelp) -} - -func TestNonRunChildHelp(t *testing.T) { - x := noRRSetupTest("subnorun") - checkResultContains(t, x, cmdSubNoRun.Long) -} - -func TestRunnableRootCommand(t *testing.T) { - x := fullSetupTest("") - - if !rootcalled { - t.Errorf("Root Function was not called\n out:%v", x.Error) - } -} - -func TestVisitParents(t *testing.T) { - c := &Command{Use: "app"} - sub := &Command{Use: "sub"} - dsub := &Command{Use: "dsub"} - sub.AddCommand(dsub) - c.AddCommand(sub) - total := 0 - add := func(x *Command) { - total++ - } - sub.VisitParents(add) - if total != 1 { - t.Errorf("Should have visited 1 parent but visited %d", total) - } - - total = 0 - dsub.VisitParents(add) - if total != 2 { - t.Errorf("Should have visited 2 parent but visited %d", total) - } - - total = 0 - c.VisitParents(add) - if total != 0 { - t.Errorf("Should have not visited any parent but visited %d", total) - } -} - -func TestRunnableRootCommandNilInput(t *testing.T) { - c := initializeWithRootCmd() - - buf := new(bytes.Buffer) - // Testing flag with invalid input - c.SetOutput(buf) - cmdEcho.AddCommand(cmdTimes) - c.AddCommand(cmdPrint, cmdEcho) - c.SetArgs([]string{}) - - err := c.Execute() - if err != nil { - t.Errorf("Execute() failed with %v", err) - } - - if !rootcalled { - t.Errorf("Root Function was not called") - } -} - -func TestRunnableRootCommandEmptyInput(t *testing.T) { - args := []string{"", "--introot=12", ""} - c := initializeWithRootCmd() - - buf := new(bytes.Buffer) - // Testing flag with invalid input - c.SetOutput(buf) - cmdEcho.AddCommand(cmdTimes) - c.AddCommand(cmdPrint, cmdEcho) - c.SetArgs(args) - - c.Execute() - - if !rootcalled { - t.Errorf("Root Function was not called.\nOutput was:\n%s\n", buf) - } -} - -func TestInvalidSubcommandWhenArgsAllowed(t *testing.T) { - fullSetupTest("echo", "invalid-sub") - - if te[0] != "invalid-sub" { - t.Errorf("Subcommand didn't work...") - } -} - -func TestRootFlags(t *testing.T) { - fullSetupTest("-i", "17", "-b") - - if !flagbr { - t.Errorf("flag value should be true, %v given", flagbr) - } - - if flagir != 17 { - t.Errorf("flag value should be 17, %d given", flagir) - } -} - -func TestRootHelp(t *testing.T) { - x := fullSetupTest("--help") - - checkResultContains(t, x, "Available Commands:") - checkResultContains(t, x, "for more information about a command") - - if strings.Contains(x.Output, "unknown flag: --help") { - t.Errorf("--help shouldn't trigger an error, Got: \n %s", x.Output) - } - - if strings.Contains(x.Output, cmdEcho.Use) { - t.Errorf("--help shouldn't display subcommand's usage, Got: \n %s", x.Output) - } - - x = fullSetupTest("echo", "--help") - - if strings.Contains(x.Output, cmdTimes.Use) { - t.Errorf("--help shouldn't display subsubcommand's usage, Got: \n %s", x.Output) - } - - checkResultContains(t, x, "Available Commands:") - checkResultContains(t, x, "for more information about a command") - - if strings.Contains(x.Output, "unknown flag: --help") { - t.Errorf("--help shouldn't trigger an error, Got: \n %s", x.Output) - } - -} - -func TestFlagAccess(t *testing.T) { - initialize() - - local := cmdTimes.LocalFlags() - inherited := cmdTimes.InheritedFlags() - - for _, f := range []string{"inttwo", "strtwo", "booltwo"} { - if local.Lookup(f) == nil { - t.Errorf("LocalFlags expected to contain %s, Got: nil", f) - } - } - if inherited.Lookup("strone") == nil { - t.Errorf("InheritedFlags expected to contain strone, Got: nil") - } - if inherited.Lookup("strtwo") != nil { - t.Errorf("InheritedFlags shouldn not contain overwritten flag strtwo") - } -} - -func TestNoNRunnableRootCommandNilInput(t *testing.T) { - c := initialize() - - buf := new(bytes.Buffer) - // Testing flag with invalid input - c.SetOutput(buf) - cmdEcho.AddCommand(cmdTimes) - c.AddCommand(cmdPrint, cmdEcho) - c.SetArgs([]string{}) - - c.Execute() - - if !strings.Contains(buf.String(), cmdRootNoRun.Long) { - t.Errorf("Expected to get help output, Got: \n %s", buf) - } -} - -func TestRootNoCommandHelp(t *testing.T) { - x := rootOnlySetupTest("--help") - - checkResultOmits(t, x, "Available Commands:") - checkResultOmits(t, x, "for more information about a command") - - if strings.Contains(x.Output, "unknown flag: --help") { - t.Errorf("--help shouldn't trigger an error, Got: \n %s", x.Output) - } - - x = rootOnlySetupTest("echo", "--help") - - checkResultOmits(t, x, "Available Commands:") - checkResultOmits(t, x, "for more information about a command") - - if strings.Contains(x.Output, "unknown flag: --help") { - t.Errorf("--help shouldn't trigger an error, Got: \n %s", x.Output) - } -} - -func TestRootUnknownCommand(t *testing.T) { - r := noRRSetupTest("bogus") - s := "Error: unknown command \"bogus\" for \"cobra-test\"\nRun 'cobra-test --help' for usage.\n" - - if r.Output != s { - t.Errorf("Unexpected response.\nExpecting to be:\n %q\nGot:\n %q\n", s, r.Output) - } - - r = noRRSetupTest("--strtwo=a", "bogus") - if r.Output != s { - t.Errorf("Unexpected response.\nExpecting to be:\n %q\nGot:\n %q\n", s, r.Output) - } -} - -func TestRootUnknownCommandSilenced(t *testing.T) { - r := noRRSetupTestSilenced("bogus") - - if r.Output != "" { - t.Errorf("Unexpected response.\nExpecting to be: \n\"\"\n Got:\n %q\n", r.Output) - } - - r = noRRSetupTestSilenced("--strtwo=a", "bogus") - if r.Output != "" { - t.Errorf("Unexpected response.\nExpecting to be:\n\"\"\nGot:\n %q\n", r.Output) - } -} - -func TestRootSuggestions(t *testing.T) { - outputWithSuggestions := "Error: unknown command \"%s\" for \"cobra-test\"\n\nDid you mean this?\n\t%s\n\nRun 'cobra-test --help' for usage.\n" - outputWithoutSuggestions := "Error: unknown command \"%s\" for \"cobra-test\"\nRun 'cobra-test --help' for usage.\n" - - cmd := initializeWithRootCmd() - cmd.AddCommand(cmdTimes) - - tests := map[string]string{ - "time": "times", - "tiems": "times", - "tims": "times", - "timeS": "times", - "rimes": "times", - "ti": "times", - "t": "times", - "timely": "times", - "ri": "", - "timezone": "", - "foo": "", - "counts": "times", - } - - for typo, suggestion := range tests { - for _, suggestionsDisabled := range []bool{false, true} { - cmd.DisableSuggestions = suggestionsDisabled - result := simpleTester(cmd, typo) - expected := "" - if len(suggestion) == 0 || suggestionsDisabled { - expected = fmt.Sprintf(outputWithoutSuggestions, typo) - } else { - expected = fmt.Sprintf(outputWithSuggestions, typo, suggestion) - } - if result.Output != expected { - t.Errorf("Unexpected response.\nExpecting to be:\n %q\nGot:\n %q\n", expected, result.Output) - } - } - } -} - -func TestFlagsBeforeCommand(t *testing.T) { - // short without space - x := fullSetupTest("-i10", "echo") - if x.Error != nil { - t.Errorf("Valid Input shouldn't have errors, got:\n %q", x.Error) - } - - x = noRRSetupTest("echo", "-i=10") - if x.Error != nil { - t.Errorf("Valid Input shouldn't have errors, got:\n %s", x.Error) - } - - // long with equals - x = noRRSetupTest("--intone=123", "echo", "one", "two") - if x.Error != nil { - t.Errorf("Valid Input shouldn't have errors, got:\n %s", x.Error) - } - - // With parsing error properly reported - x = fullSetupTest("-i10E", "echo") - if !strings.Contains(x.Error.Error(), "invalid syntax") { - t.Errorf("Wrong error message displayed, \n %s", x.Error) - } -} - -func TestRemoveCommand(t *testing.T) { - versionUsed = 0 - c := initializeWithRootCmd() - c.AddCommand(cmdVersion1) - c.RemoveCommand(cmdVersion1) - x := fullTester(c, "version") - if x.Error == nil { - t.Errorf("Removed command should not have been called\n") - return - } -} - -func TestCommandWithoutSubcommands(t *testing.T) { - c := initializeWithRootCmd() - - x := simpleTester(c, "") - if x.Error != nil { - t.Errorf("Calling command without subcommands should not have error: %v", x.Error) - return - } -} - -func TestCommandWithoutSubcommandsWithArg(t *testing.T) { - c := initializeWithRootCmd() - expectedArgs := []string{"arg"} - - x := simpleTester(c, "arg") - if x.Error != nil { - t.Errorf("Calling command without subcommands but with arg should not have error: %v", x.Error) - return - } - if !reflect.DeepEqual(expectedArgs, tr) { - t.Errorf("Calling command without subcommands but with arg has wrong args: expected: %v, actual: %v", expectedArgs, tr) - return - } -} - -func TestReplaceCommandWithRemove(t *testing.T) { - versionUsed = 0 - c := initializeWithRootCmd() - c.AddCommand(cmdVersion1) - c.RemoveCommand(cmdVersion1) - c.AddCommand(cmdVersion2) - x := fullTester(c, "version") - if x.Error != nil { - t.Errorf("Valid Input shouldn't have errors, got:\n %q", x.Error) - return - } - if versionUsed == 1 { - t.Errorf("Removed command shouldn't be called\n") - } - if versionUsed != 2 { - t.Errorf("Replacing command should have been called but didn't\n") - } -} - -func TestDeprecatedSub(t *testing.T) { - c := fullSetupTest("deprecated") - - checkResultContains(t, c, cmdDeprecated.Deprecated) -} - -func TestPreRun(t *testing.T) { - noRRSetupTest("echo", "one", "two") - if echoPre == nil || echoPersPre == nil { - t.Error("PreRun or PersistentPreRun not called") - } - if rootPersPre != nil || timesPersPre != nil { - t.Error("Wrong *Pre functions called!") - } - - noRRSetupTest("echo", "times", "one", "two") - if timesPersPre == nil { - t.Error("PreRun or PersistentPreRun not called") - } - if echoPre != nil || echoPersPre != nil || rootPersPre != nil { - t.Error("Wrong *Pre functions called!") - } - - noRRSetupTest("print", "one", "two") - if rootPersPre == nil { - t.Error("Parent PersistentPreRun not called but should not have been") - } - if echoPre != nil || echoPersPre != nil || timesPersPre != nil { - t.Error("Wrong *Pre functions called!") - } -} - -// Check if cmdEchoSub gets PersistentPreRun from rootCmd even if is added last -func TestPeristentPreRunPropagation(t *testing.T) { - rootCmd := initialize() - - // First add the cmdEchoSub to cmdPrint - cmdPrint.AddCommand(cmdEchoSub) - // Now add cmdPrint to rootCmd - rootCmd.AddCommand(cmdPrint) - - rootCmd.SetArgs([]string{"print", "echosub", "lala"}) - rootCmd.Execute() - - if len(rootPersPre) == 0 || rootPersPre[0] != "lala" { - t.Error("RootCmd PersistentPreRun not called but should have been") - } -} - -func TestGlobalNormFuncPropagation(t *testing.T) { - normFunc := func(f *pflag.FlagSet, name string) pflag.NormalizedName { - return pflag.NormalizedName(name) - } - - rootCmd := initialize() - rootCmd.SetGlobalNormalizationFunc(normFunc) - if reflect.ValueOf(normFunc).Pointer() != reflect.ValueOf(rootCmd.GlobalNormalizationFunc()).Pointer() { - t.Error("rootCmd seems to have a wrong normalization function") - } - - // First add the cmdEchoSub to cmdPrint - cmdPrint.AddCommand(cmdEchoSub) - if cmdPrint.GlobalNormalizationFunc() != nil && cmdEchoSub.GlobalNormalizationFunc() != nil { - t.Error("cmdPrint and cmdEchoSub should had no normalization functions") - } - - // Now add cmdPrint to rootCmd - rootCmd.AddCommand(cmdPrint) - if reflect.ValueOf(cmdPrint.GlobalNormalizationFunc()).Pointer() != reflect.ValueOf(rootCmd.GlobalNormalizationFunc()).Pointer() || - reflect.ValueOf(cmdEchoSub.GlobalNormalizationFunc()).Pointer() != reflect.ValueOf(rootCmd.GlobalNormalizationFunc()).Pointer() { - t.Error("cmdPrint and cmdEchoSub should had the normalization function of rootCmd") - } -} - -func TestFlagOnPflagCommandLine(t *testing.T) { - flagName := "flagOnCommandLine" - pflag.String(flagName, "", "about my flag") - r := fullSetupTest("--help") - - checkResultContains(t, r, flagName) - - // Reset pflag.CommandLine flagset. - pflag.CommandLine = pflag.NewFlagSet(os.Args[0], pflag.ExitOnError) -} - func TestAddTemplateFunctions(t *testing.T) { AddTemplateFunc("t", func() bool { return true }) AddTemplateFuncs(template.FuncMap{ @@ -1202,43 +12,11 @@ func TestAddTemplateFunctions(t *testing.T) { "h": func() string { return "Hello," }, "w": func() string { return "world." }}) - const usage = "Hello, world." - c := &Command{} c.SetUsageTemplate(`{{if t}}{{h}}{{end}}{{if f}}{{h}}{{end}} {{w}}`) - if us := c.UsageString(); us != usage { - t.Errorf("c.UsageString() != \"%s\", is \"%s\"", usage, us) - } -} - -func TestUsageIsNotPrintedTwice(t *testing.T) { - var cmd = &Command{Use: "root"} - var sub = &Command{Use: "sub"} - cmd.AddCommand(sub) - - r := simpleTester(cmd, "") - if strings.Count(r.Output, "Usage:") != 1 { - t.Error("Usage output is not printed exactly once") - } -} - -func BenchmarkInheritedFlags(b *testing.B) { - initialize() - cmdEcho.AddCommand(cmdTimes) - b.ResetTimer() - - for i := 0; i < b.N; i++ { - cmdTimes.InheritedFlags() - } -} - -func BenchmarkLocalFlags(b *testing.B) { - initialize() - cmdEcho.AddCommand(cmdTimes) - b.ResetTimer() - - for i := 0; i < b.N; i++ { - cmdTimes.LocalFlags() + const expected = "Hello, world." + if got := c.UsageString(); got != expected { + t.Errorf("Expected UsageString: %v\nGot: %v", expected, got) } } |