// Copyright 2020 Google LLC
//
// 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
//
//     https://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 main

import (
	"io/ioutil"
	"os"
	"testing"
)

func TestHelp(t *testing.T) {
	homeDir, err := ioutil.TempDir("", "hacksaw_test_home")
	if err != nil {
		t.Error(err)
	}
	defer os.RemoveAll(homeDir)
	if err = os.Setenv("HOME", homeDir); err != nil {
		t.Error(err)
	}
	args := []string{
		"hacksaw",
		"help",
	}
	if err = run(args); err != nil {
		t.Error(err)
	}
}