I Want To Break Free

Editando: escape_test.go

// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package html

import (
	"strings"
	"testing"
)

type unescapeTest struct {
	// A short description of the test case.
	desc string
	// The HTML text.
	html string
	// The unescaped text.
	unescaped string
}

func TestUnescape(t *testing.T) {
	for _, tt := range unescapeTests {
		unescaped := UnescapeString(tt.html)
		if unescaped != tt.unescaped {
			t.Errorf("TestUnescape %s: want %q, got %q", tt.desc, tt.unescaped, unescaped)
		}
	}
}

func TestUnescapeEscape(t *testing.T) {
	ss := []string{
		``,
		`abc def`,
		`a & b`,
		`a&amp;b`,
		`a &amp b`,
		`&quot;`,
		`"`,
		`"<&>"`,
		`&quot;&lt;&amp;&gt;&quot;`,
		`3&5==1 && 0<1, "0&lt;1", a+acute=&aacute;`,
		`The special characters are: <, >, &, ' and "`,
	}
	for _, s := range ss {
		if got := UnescapeString(EscapeString(s)); got != s {
			t.Errorf("got %q want %q", got, s)
		}
	}
}

var (
	benchEscapeData     = strings.Repeat("AAAAA < BBBBB > CCCCC & DDDDD ' EEEEE \" ", 100)
	benchEscapeNone     = strings.Repeat("AAAAA x BBBBB x CCCCC x DDDDD x EEEEE x ", 100)
	benchUnescapeSparse = strings.Repeat(strings.Repeat("AAAAA x BBBBB x CCCCC x DDDDD x EEEEE x ", 10)+"&amp;", 10)
	benchUnescapeDense  = strings.Repeat("&amp;&lt; &amp; &lt;", 100)
)

func BenchmarkEscape(b *testing.B) {
	n := 0
	for i := 0; i < b.N; i++ {
		n += len(EscapeString(benchEscapeData))
	}
}

func BenchmarkEscapeNone(b *testing.B) {
	n := 0
	for i := 0; i < b.N; i++ {
		n += len(EscapeString(benchEscapeNone))
	}
}

func BenchmarkUnescape(b *testing.B) {
	s := EscapeString(benchEscapeData)
	n := 0
	for i := 0; i < b.N; i++ {
		n += len(UnescapeString(s))
	}
}

func BenchmarkUnescapeNone(b *testing.B) {
	s := EscapeString(benchEscapeNone)
	n := 0
	for i := 0; i < b.N; i++ {
		n += len(UnescapeString(s))
	}
}

func BenchmarkUnescapeSparse(b *testing.B) {
	n := 0
	for i := 0; i < b.N; i++ {
		n += len(UnescapeString(benchUnescapeSparse))
	}
}

func BenchmarkUnescapeDense(b *testing.B) {
	n := 0
	for i := 0; i < b.N; i++ {
		n += len(UnescapeString(benchUnescapeDense))
	}
}

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