spf13--cobra/fish_completions_test.go
Branch Vincent 988bd76139
test: make fish_completions_test more robust (#1980)
Use temporary files instead of assuming the current directory is
writable. Also, if creating a temporary file still returns an error,
prevent the test from failing silently by replacing `log.Fatal` with
`t.Fatal`.
2023-06-16 10:25:30 -04:00

143 lines
3.9 KiB
Go

// Copyright 2013-2023 The Cobra Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cobra
import (
"bytes"
"errors"
"fmt"
"os"
"path/filepath"
"testing"
)
func TestCompleteNoDesCmdInFishScript(t *testing.T) {
rootCmd := &Command{Use: "root", Args: NoArgs, Run: emptyRun}
child := &Command{
Use: "child",
ValidArgsFunction: validArgsFunc,
Run: emptyRun,
}
rootCmd.AddCommand(child)
buf := new(bytes.Buffer)
assertNoErr(t, rootCmd.GenFishCompletion(buf, false))
output := buf.String()
check(t, output, ShellCompNoDescRequestCmd)
}
func TestCompleteCmdInFishScript(t *testing.T) {
rootCmd := &Command{Use: "root", Args: NoArgs, Run: emptyRun}
child := &Command{
Use: "child",
ValidArgsFunction: validArgsFunc,
Run: emptyRun,
}
rootCmd.AddCommand(child)
buf := new(bytes.Buffer)
assertNoErr(t, rootCmd.GenFishCompletion(buf, true))
output := buf.String()
check(t, output, ShellCompRequestCmd)
checkOmit(t, output, ShellCompNoDescRequestCmd)
}
func TestProgWithDash(t *testing.T) {
rootCmd := &Command{Use: "root-dash", Args: NoArgs, Run: emptyRun}
buf := new(bytes.Buffer)
assertNoErr(t, rootCmd.GenFishCompletion(buf, false))
output := buf.String()
// Functions name should have replace the '-'
check(t, output, "__root_dash_perform_completion")
checkOmit(t, output, "__root-dash_perform_completion")
// The command name should not have replaced the '-'
check(t, output, "-c root-dash")
checkOmit(t, output, "-c root_dash")
}
func TestProgWithColon(t *testing.T) {
rootCmd := &Command{Use: "root:colon", Args: NoArgs, Run: emptyRun}
buf := new(bytes.Buffer)
assertNoErr(t, rootCmd.GenFishCompletion(buf, false))
output := buf.String()
// Functions name should have replace the ':'
check(t, output, "__root_colon_perform_completion")
checkOmit(t, output, "__root:colon_perform_completion")
// The command name should not have replaced the ':'
check(t, output, "-c root:colon")
checkOmit(t, output, "-c root_colon")
}
func TestFishCompletionNoActiveHelp(t *testing.T) {
c := &Command{Use: "c", Run: emptyRun}
buf := new(bytes.Buffer)
assertNoErr(t, c.GenFishCompletion(buf, true))
output := buf.String()
// check that active help is being disabled
activeHelpVar := activeHelpEnvVar(c.Name())
check(t, output, fmt.Sprintf("%s=0", activeHelpVar))
}
func TestGenFishCompletionFile(t *testing.T) {
tmpFile, err := os.CreateTemp("", "cobra-test")
if err != nil {
t.Fatal(err.Error())
}
defer os.Remove(tmpFile.Name())
rootCmd := &Command{Use: "root", Args: NoArgs, Run: emptyRun}
child := &Command{
Use: "child",
ValidArgsFunction: validArgsFunc,
Run: emptyRun,
}
rootCmd.AddCommand(child)
assertNoErr(t, rootCmd.GenFishCompletionFile(tmpFile.Name(), false))
}
func TestFailGenFishCompletionFile(t *testing.T) {
tmpDir, err := os.MkdirTemp("", "cobra-test")
if err != nil {
t.Fatal(err.Error())
}
defer os.RemoveAll(tmpDir)
f, _ := os.OpenFile(filepath.Join(tmpDir, "test"), os.O_CREATE, 0400)
defer f.Close()
rootCmd := &Command{Use: "root", Args: NoArgs, Run: emptyRun}
child := &Command{
Use: "child",
ValidArgsFunction: validArgsFunc,
Run: emptyRun,
}
rootCmd.AddCommand(child)
got := rootCmd.GenFishCompletionFile(f.Name(), false)
if !errors.Is(got, os.ErrPermission) {
t.Errorf("got: %s, want: %s", got.Error(), os.ErrPermission.Error())
}
}