// 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"
	"fmt"
	"testing"
)

// TestPwshCompletionNoActiveHelp tests the generation of PowerShell completion for a command without active help.
//
// It creates a new Command instance with the name "c" and an empty Run function. Then, it generates PowerShell completion output using GenPowerShellCompletion method and checks if the environment variable for disabling active help is set to 0.
func TestPwshCompletionNoActiveHelp(t *testing.T) {
	c := &Command{Use: "c", Run: emptyRun}

	buf := new(bytes.Buffer)
	assertNoErr(t, c.GenPowerShellCompletion(buf))
	output := buf.String()

	// check that active help is being disabled
	activeHelpVar := activeHelpEnvVar(c.Name())
	check(t, output, fmt.Sprintf("${env:%s}=0", activeHelpVar))
}