spf13--cobra/zsh_completions_test.go
Haim Ashkenazi 91e80cc4a4 zsh-completion: remove bad test
I thought there was a bug in the boolSlice definition but it seems
It was my mistake in identifying what's going on. Also removed the
provisioning to skip tests (doesn't seem to be needed anymore).
2019-06-07 10:09:50 -04:00

301 lines
7.5 KiB
Go

package cobra
import (
"bytes"
"regexp"
"strings"
"testing"
)
func TestGenZshCompletion(t *testing.T) {
var debug bool
var option string
tcs := []struct {
name string
root *Command
expectedExpressions []string
}{
{
name: "simple command",
root: func() *Command {
r := &Command{
Use: "mycommand",
Long: "My Command long description",
Run: emptyRun,
}
r.Flags().BoolVar(&debug, "debug", debug, "description")
return r
}(),
expectedExpressions: []string{
`(?s)function _mycommand {\s+_arguments \\\s+'--debug\[description\]'.*--help.*}`,
"#compdef _mycommand mycommand",
},
},
{
name: "flags with both long and short flags",
root: func() *Command {
r := &Command{
Use: "testcmd",
Long: "long description",
Run: emptyRun,
}
r.Flags().BoolVarP(&debug, "debug", "d", debug, "debug description")
return r
}(),
expectedExpressions: []string{
`'\(-d --debug\)'{-d,--debug}'\[debug description\]'`,
},
},
{
name: "command with subcommands and flags with values",
root: func() *Command {
r := &Command{
Use: "rootcmd",
Long: "Long rootcmd description",
}
d := &Command{
Use: "subcmd1",
Short: "Subcmd1 short descrition",
Run: emptyRun,
}
e := &Command{
Use: "subcmd2",
Long: "Subcmd2 short description",
Run: emptyRun,
}
r.PersistentFlags().BoolVar(&debug, "debug", debug, "description")
d.Flags().StringVarP(&option, "option", "o", option, "option description")
r.AddCommand(d, e)
return r
}(),
expectedExpressions: []string{
`commands=\(\n\s+"help:.*\n\s+"subcmd1:.*\n\s+"subcmd2:.*\n\s+\)`,
`_arguments \\\n.*'--debug\[description]'`,
`_arguments -C \\\n.*'--debug\[description]'`,
`function _rootcmd_subcmd1 {`,
`function _rootcmd_subcmd1 {`,
`_arguments \\\n.*'\(-o --option\)'{-o,--option}'\[option description]:' \\\n`,
},
},
{
name: "filename completion with and without globs",
root: func() *Command {
var file string
r := &Command{
Use: "mycmd",
Short: "my command short description",
Run: emptyRun,
}
r.Flags().StringVarP(&file, "config", "c", file, "config file")
r.MarkFlagFilename("config")
r.Flags().String("output", "", "output file")
r.MarkFlagFilename("output", "*.log", "*.txt")
return r
}(),
expectedExpressions: []string{
`\n +'\(-c --config\)'{-c,--config}'\[config file]:filename:_files'`,
`:_files -g "\*.log" -g "\*.txt"`,
},
},
{
name: "repeated variables both with and without value",
root: func() *Command {
r := genTestCommand("mycmd", true)
_ = r.Flags().BoolSliceP("debug", "d", []bool{}, "debug usage")
_ = r.Flags().StringArray("option", []string{}, "options")
return r
}(),
expectedExpressions: []string{
`'\*--option\[options]`,
`'\(\*-d \*--debug\)'{\\\*-d,\\\*--debug}`,
},
},
}
for _, tc := range tcs {
t.Run(tc.name, func(t *testing.T) {
tc.root.Execute()
buf := new(bytes.Buffer)
if err := tc.root.GenZshCompletion(buf); err != nil {
t.Error(err)
}
output := buf.Bytes()
for _, expr := range tc.expectedExpressions {
rgx, err := regexp.Compile(expr)
if err != nil {
t.Errorf("error compiling expression (%s): %v", expr, err)
}
if !rgx.Match(output) {
t.Errorf("expeced completion (%s) to match '%s'", buf.String(), expr)
}
}
})
}
}
func TestGenZshCompletionHidden(t *testing.T) {
tcs := []struct {
name string
root *Command
expectedExpressions []string
}{
{
name: "hidden commmands",
root: func() *Command {
r := &Command{
Use: "main",
Short: "main short description",
}
s1 := &Command{
Use: "sub1",
Hidden: true,
Run: emptyRun,
}
s2 := &Command{
Use: "sub2",
Short: "short sub2 description",
Run: emptyRun,
}
r.AddCommand(s1, s2)
return r
}(),
expectedExpressions: []string{
"sub1",
},
},
{
name: "hidden flags",
root: func() *Command {
var hidden string
r := &Command{
Use: "root",
Short: "root short description",
Run: emptyRun,
}
r.Flags().StringVarP(&hidden, "hidden", "H", hidden, "hidden usage")
if err := r.Flags().MarkHidden("hidden"); err != nil {
t.Errorf("Error setting flag hidden: %v\n", err)
}
return r
}(),
expectedExpressions: []string{
"--hidden",
},
},
}
for _, tc := range tcs {
t.Run(tc.name, func(t *testing.T) {
tc.root.Execute()
buf := new(bytes.Buffer)
if err := tc.root.GenZshCompletion(buf); err != nil {
t.Error(err)
}
output := buf.String()
for _, expr := range tc.expectedExpressions {
if strings.Contains(output, expr) {
t.Errorf("Expected completion (%s) not to contain '%s' but it does", output, expr)
}
}
})
}
}
func BenchmarkMediumSizeConstruct(b *testing.B) {
root := constructLargeCommandHeirarchy()
// if err := root.GenZshCompletionFile("_mycmd"); err != nil {
// b.Error(err)
// }
for i := 0; i < b.N; i++ {
buf := new(bytes.Buffer)
err := root.GenZshCompletion(buf)
if err != nil {
b.Error(err)
}
}
}
func TestExtractFlags(t *testing.T) {
var debug, cmdc, cmdd bool
c := &Command{
Use: "cmdC",
Long: "Command C",
}
c.PersistentFlags().BoolVarP(&debug, "debug", "d", debug, "debug mode")
c.Flags().BoolVar(&cmdc, "cmd-c", cmdc, "Command C")
d := &Command{
Use: "CmdD",
Long: "Command D",
}
d.Flags().BoolVar(&cmdd, "cmd-d", cmdd, "Command D")
c.AddCommand(d)
resC := extractFlags(c)
resD := extractFlags(d)
if len(resC) != 2 {
t.Errorf("expected Command C to return 2 flags, got %d", len(resC))
}
if len(resD) != 2 {
t.Errorf("expected Command D to return 2 flags, got %d", len(resD))
}
}
func constructLargeCommandHeirarchy() *Command {
var config, st1, st2 string
var long, debug bool
var in1, in2 int
var verbose []bool
r := genTestCommand("mycmd", false)
r.PersistentFlags().StringVarP(&config, "config", "c", config, "config usage")
if err := r.MarkPersistentFlagFilename("config", "*"); err != nil {
panic(err)
}
s1 := genTestCommand("sub1", true)
s1.Flags().BoolVar(&long, "long", long, "long descriptin")
s1.Flags().BoolSliceVar(&verbose, "verbose", verbose, "verbose description")
s1.Flags().StringArray("option", []string{}, "various options")
s2 := genTestCommand("sub2", true)
s2.PersistentFlags().BoolVar(&debug, "debug", debug, "debug description")
s3 := genTestCommand("sub3", true)
s3.Hidden = true
s1_1 := genTestCommand("sub1sub1", true)
s1_1.Flags().StringVar(&st1, "st1", st1, "st1 description")
s1_1.Flags().StringVar(&st2, "st2", st2, "st2 description")
s1_2 := genTestCommand("sub1sub2", true)
s1_3 := genTestCommand("sub1sub3", true)
s1_3.Flags().IntVar(&in1, "int1", in1, "int1 descriptionn")
s1_3.Flags().IntVar(&in2, "int2", in2, "int2 descriptionn")
s1_3.Flags().StringArrayP("option", "O", []string{}, "more options")
s2_1 := genTestCommand("sub2sub1", true)
s2_2 := genTestCommand("sub2sub2", true)
s2_3 := genTestCommand("sub2sub3", true)
s2_4 := genTestCommand("sub2sub4", true)
s2_5 := genTestCommand("sub2sub5", true)
s1.AddCommand(s1_1, s1_2, s1_3)
s2.AddCommand(s2_1, s2_2, s2_3, s2_4, s2_5)
r.AddCommand(s1, s2, s3)
r.Execute()
return r
}
func genTestCommand(name string, withRun bool) *Command {
r := &Command{
Use: name,
Short: name + " short description",
Long: "Long description for " + name,
}
if withRun {
r.Run = emptyRun
}
return r
}