// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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 tools

import (
	"fmt"
	"os"
)

func ExampleURLEncTool() {
	os.Args = []string{"urlenc", "p@ss", "w&rd"}
	fmt.Println(URLEncTool())
	os.Args = []string{"urlenc", "-s=:", "p@ss", "w&rd"}
	fmt.Println(URLEncTool())
	os.Setenv("PASS", "p@ass")
	os.Args = []string{"urlenc", "-e", "PASS", "WORD"}
	fmt.Println(URLEncTool())
	// Output:
	// p%40ss&w%26rd
	// <nil>
	// p%40ss:w%26rd
	// <nil>
	// p%40ass&
	// <nil>
}
