1 files changed, 45 insertions, 5 deletions

diff --git a/vendor/github.com/spf13/cobra/command_test.go b/vendor/github.com/spf13/cobra/command_test.go
index 3921a0be7..978bacc52 100644
--- a/vendor/github.com/spf13/cobra/command_test.go
+++ b/vendor/github.com/spf13/cobra/command_test.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"os"
 	"reflect"
+	"strings"
 	"testing"
 
 	"github.com/spf13/pflag"
@@ -118,7 +119,7 @@ func TestStripFlags(t *testing.T) {
 	}
 }
 
-func Test_DisableFlagParsing(t *testing.T) {
+func TestDisableFlagParsing(t *testing.T) {
 	as := []string{"-v", "-race", "-file", "foo.go"}
 	targs := []string{}
 	cmdPrint := &Command{
@@ -145,7 +146,7 @@ func TestInitHelpFlagMergesFlags(t *testing.T) {
 	cmd := Command{Use: "do"}
 	baseCmd.AddCommand(&cmd)
 
-	cmd.initHelpFlag()
+	cmd.InitDefaultHelpFlag()
 	actual := cmd.Flags().Lookup("help").Usage
 	if actual != usage {
 		t.Fatalf("Expected the help flag from the base command with usage '%s', but got the default with usage '%s'", usage, actual)
@@ -226,7 +227,7 @@ func TestFlagErrorFunc(t *testing.T) {
 
 // TestSortedFlags checks,
 // if cmd.LocalFlags() is unsorted when cmd.Flags().SortFlags set to false.
-// https://github.com/spf13/cobra/issues/404
+// Related to https://github.com/spf13/cobra/issues/404.
 func TestSortedFlags(t *testing.T) {
 	cmd := &Command{}
 	cmd.Flags().SortFlags = false
@@ -240,7 +241,7 @@ func TestSortedFlags(t *testing.T) {
 		if i == len(names) {
 			return
 		}
-		if contains(f.Name, names) {
+		if isStringInStringSlice(f.Name, names) {
 			if names[i] != f.Name {
 				t.Errorf("Incorrect order. Expected %v, got %v", names[i], f.Name)
 			}
@@ -250,7 +251,7 @@ func TestSortedFlags(t *testing.T) {
 }
 
 // contains checks, if s is in ss.
-func contains(s string, ss []string) bool {
+func isStringInStringSlice(s string, ss []string) bool {
 	for _, v := range ss {
 		if v == s {
 			return true
@@ -258,3 +259,42 @@ func contains(s string, ss []string) bool {
 	}
 	return false
 }
+
+// TestHelpFlagInHelp checks,
+// if '--help' flag is shown in help for child (executing `parent help child`),
+// that has no other flags.
+// Related to https://github.com/spf13/cobra/issues/302.
+func TestHelpFlagInHelp(t *testing.T) {
+	output := new(bytes.Buffer)
+	parent := &Command{Use: "parent", Run: func(*Command, []string) {}}
+	parent.SetOutput(output)
+
+	child := &Command{Use: "child", Run: func(*Command, []string) {}}
+	parent.AddCommand(child)
+
+	parent.SetArgs([]string{"help", "child"})
+	err := parent.Execute()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if !strings.Contains(output.String(), "[flags]") {
+		t.Errorf("\nExpecting to contain: %v\nGot: %v", "[flags]", output.String())
+	}
+}
+
+// TestMergeCommandLineToFlags checks,
+// if pflag.CommandLine is correctly merged to c.Flags() after first call
+// of c.mergePersistentFlags.
+// Related to https://github.com/spf13/cobra/issues/443.
+func TestMergeCommandLineToFlags(t *testing.T) {
+	pflag.Bool("boolflag", false, "")
+	c := &Command{Use: "c", Run: func(*Command, []string) {}}
+	c.mergePersistentFlags()
+	if c.Flags().Lookup("boolflag") == nil {
+		t.Fatal("Expecting to have flag from CommandLine in c.Flags()")
+	}
+
+	// Reset pflag.CommandLine flagset.
+	pflag.CommandLine = pflag.NewFlagSet(os.Args[0], pflag.ExitOnError)
+}