Godeps/_workspace/src/golang.org/x/net/html/entity_test.go


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// Copyright 2010 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 (
    "testing"
    "unicode/utf8"
)

func TestEntityLength(t *testing.T) {
    // We verify that the length of UTF-8 encoding of each value is <= 1 + len(key).
    // The +1 comes from the leading "&". This property implies that the length of
    // unescaped text is <= the length of escaped text.
    for k, v := range entity {
        if 1+len(k) < utf8.RuneLen(v) {
            t.Error("escaped entity &" + k + " is shorter than its UTF-8 encoding " + string(v))
        }
        if len(k) > longestEntityWithoutSemicolon && k[len(k)-1] != ';' {
            t.Errorf("entity name %s is %d characters, but longestEntityWithoutSemicolon=%d", k, len(k), longestEntityWithoutSemicolon)
        }
    }
    for k, v := range entity2 {
        if 1+len(k) < utf8.RuneLen(v[0])+utf8.RuneLen(v[1]) {
            t.Error("escaped entity &" + k + " is shorter than its UTF-8 encoding " + string(v[0]) + string(v[1]))
        }
    }
}