mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-29 05:32:14 -05:00
283 lines
6.9 KiB
Go
283 lines
6.9 KiB
Go
// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build go1.13,!windows
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package template
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import (
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"strconv"
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"strings"
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"testing"
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)
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func TestEndsWithCSSKeyword(t *testing.T) {
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tests := []struct {
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css, kw string
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want bool
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}{
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{"", "url", false},
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{"url", "url", true},
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{"URL", "url", true},
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{"Url", "url", true},
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{"url", "important", false},
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{"important", "important", true},
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{"image-url", "url", false},
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{"imageurl", "url", false},
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{"image url", "url", true},
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}
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for _, test := range tests {
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got := endsWithCSSKeyword([]byte(test.css), test.kw)
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if got != test.want {
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t.Errorf("want %t but got %t for css=%v, kw=%v", test.want, got, test.css, test.kw)
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}
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}
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}
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func TestIsCSSNmchar(t *testing.T) {
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tests := []struct {
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rune rune
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want bool
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}{
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{0, false},
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{'0', true},
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{'9', true},
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{'A', true},
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{'Z', true},
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{'a', true},
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{'z', true},
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{'_', true},
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{'-', true},
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{':', false},
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{';', false},
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{' ', false},
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{0x7f, false},
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{0x80, true},
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{0x1234, true},
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{0xd800, false},
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{0xdc00, false},
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{0xfffe, false},
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{0x10000, true},
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{0x110000, false},
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}
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for _, test := range tests {
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got := isCSSNmchar(test.rune)
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if got != test.want {
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t.Errorf("%q: want %t but got %t", string(test.rune), test.want, got)
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}
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}
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}
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func TestDecodeCSS(t *testing.T) {
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tests := []struct {
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css, want string
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}{
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{``, ``},
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{`foo`, `foo`},
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{`foo\`, `foo`},
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{`foo\\`, `foo\`},
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{`\`, ``},
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{`\A`, "\n"},
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{`\a`, "\n"},
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{`\0a`, "\n"},
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{`\00000a`, "\n"},
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{`\000000a`, "\u0000a"},
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{`\1234 5`, "\u1234" + "5"},
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{`\1234\20 5`, "\u1234" + " 5"},
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{`\1234\A 5`, "\u1234" + "\n5"},
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{"\\1234\t5", "\u1234" + "5"},
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{"\\1234\n5", "\u1234" + "5"},
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{"\\1234\r\n5", "\u1234" + "5"},
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{`\12345`, "\U00012345"},
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{`\\`, `\`},
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{`\\ `, `\ `},
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{`\"`, `"`},
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{`\'`, `'`},
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{`\.`, `.`},
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{`\. .`, `. .`},
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{
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`The \3c i\3equick\3c/i\3e,\d\A\3cspan style=\27 color:brown\27\3e brown\3c/span\3e fox jumps\2028over the \3c canine class=\22lazy\22 \3e dog\3c/canine\3e`,
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"The <i>quick</i>,\r\n<span style='color:brown'>brown</span> fox jumps\u2028over the <canine class=\"lazy\">dog</canine>",
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},
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}
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for _, test := range tests {
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got1 := string(decodeCSS([]byte(test.css)))
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if got1 != test.want {
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t.Errorf("%q: want\n\t%q\nbut got\n\t%q", test.css, test.want, got1)
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}
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recoded := cssEscaper(got1)
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if got2 := string(decodeCSS([]byte(recoded))); got2 != test.want {
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t.Errorf("%q: escape & decode not dual for %q", test.css, recoded)
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}
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}
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}
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func TestHexDecode(t *testing.T) {
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for i := 0; i < 0x200000; i += 101 /* coprime with 16 */ {
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s := strconv.FormatInt(int64(i), 16)
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if got := int(hexDecode([]byte(s))); got != i {
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t.Errorf("%s: want %d but got %d", s, i, got)
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}
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s = strings.ToUpper(s)
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if got := int(hexDecode([]byte(s))); got != i {
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t.Errorf("%s: want %d but got %d", s, i, got)
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}
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}
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}
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func TestSkipCSSSpace(t *testing.T) {
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tests := []struct {
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css, want string
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}{
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{"", ""},
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{"foo", "foo"},
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{"\n", ""},
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{"\r\n", ""},
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{"\r", ""},
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{"\t", ""},
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{" ", ""},
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{"\f", ""},
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{" foo", "foo"},
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{" foo", " foo"},
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{`\20`, `\20`},
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}
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for _, test := range tests {
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got := string(skipCSSSpace([]byte(test.css)))
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if got != test.want {
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t.Errorf("%q: want %q but got %q", test.css, test.want, got)
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}
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}
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}
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func TestCSSEscaper(t *testing.T) {
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input := ("\x00\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f" +
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"\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f" +
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` !"#$%&'()*+,-./` +
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`0123456789:;<=>?` +
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`@ABCDEFGHIJKLMNO` +
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`PQRSTUVWXYZ[\]^_` +
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"`abcdefghijklmno" +
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"pqrstuvwxyz{|}~\x7f" +
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"\u00A0\u0100\u2028\u2029\ufeff\U0001D11E")
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want := ("\\0\x01\x02\x03\x04\x05\x06\x07" +
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"\x08\\9 \\a\x0b\\c \\d\x0E\x0F" +
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"\x10\x11\x12\x13\x14\x15\x16\x17" +
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"\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f" +
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` !\22#$%\26\27\28\29*\2b,-.\2f ` +
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`0123456789\3a\3b\3c=\3e?` +
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`@ABCDEFGHIJKLMNO` +
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`PQRSTUVWXYZ[\\]^_` +
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"`abcdefghijklmno" +
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`pqrstuvwxyz\7b|\7d~` + "\u007f" +
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"\u00A0\u0100\u2028\u2029\ufeff\U0001D11E")
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got := cssEscaper(input)
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if got != want {
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t.Errorf("encode: want\n\t%q\nbut got\n\t%q", want, got)
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}
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got = string(decodeCSS([]byte(got)))
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if input != got {
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t.Errorf("decode: want\n\t%q\nbut got\n\t%q", input, got)
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}
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}
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func TestCSSValueFilter(t *testing.T) {
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tests := []struct {
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css, want string
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}{
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{"", ""},
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{"foo", "foo"},
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{"0", "0"},
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{"0px", "0px"},
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{"-5px", "-5px"},
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{"1.25in", "1.25in"},
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{"+.33em", "+.33em"},
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{"100%", "100%"},
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{"12.5%", "12.5%"},
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{".foo", ".foo"},
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{"#bar", "#bar"},
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{"corner-radius", "corner-radius"},
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{"-moz-corner-radius", "-moz-corner-radius"},
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{"#000", "#000"},
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{"#48f", "#48f"},
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{"#123456", "#123456"},
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{"U+00-FF, U+980-9FF", "U+00-FF, U+980-9FF"},
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{"color: red", "color: red"},
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{"<!--", "ZgotmplZ"},
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{"-->", "ZgotmplZ"},
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{"<![CDATA[", "ZgotmplZ"},
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{"]]>", "ZgotmplZ"},
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{"</style", "ZgotmplZ"},
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{`"`, "ZgotmplZ"},
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{`'`, "ZgotmplZ"},
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{"`", "ZgotmplZ"},
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{"\x00", "ZgotmplZ"},
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{"/* foo */", "ZgotmplZ"},
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{"//", "ZgotmplZ"},
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{"[href=~", "ZgotmplZ"},
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{"expression(alert(1337))", "ZgotmplZ"},
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{"-expression(alert(1337))", "ZgotmplZ"},
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{"expression", "ZgotmplZ"},
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{"Expression", "ZgotmplZ"},
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{"EXPRESSION", "ZgotmplZ"},
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{"-moz-binding", "ZgotmplZ"},
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{"-expr\x00ession(alert(1337))", "ZgotmplZ"},
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{`-expr\0ession(alert(1337))`, "ZgotmplZ"},
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{`-express\69on(alert(1337))`, "ZgotmplZ"},
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{`-express\69 on(alert(1337))`, "ZgotmplZ"},
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{`-exp\72 ession(alert(1337))`, "ZgotmplZ"},
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{`-exp\52 ession(alert(1337))`, "ZgotmplZ"},
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{`-exp\000052 ession(alert(1337))`, "ZgotmplZ"},
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{`-expre\0000073sion`, "-expre\x073sion"},
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{`@import url evil.css`, "ZgotmplZ"},
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}
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for _, test := range tests {
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got := cssValueFilter(test.css)
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if got != test.want {
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t.Errorf("%q: want %q but got %q", test.css, test.want, got)
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}
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}
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}
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func BenchmarkCSSEscaper(b *testing.B) {
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for i := 0; i < b.N; i++ {
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cssEscaper("The <i>quick</i>,\r\n<span style='color:brown'>brown</span> fox jumps\u2028over the <canine class=\"lazy\">dog</canine>")
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}
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}
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func BenchmarkCSSEscaperNoSpecials(b *testing.B) {
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for i := 0; i < b.N; i++ {
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cssEscaper("The quick, brown fox jumps over the lazy dog.")
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}
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}
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func BenchmarkDecodeCSS(b *testing.B) {
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s := []byte(`The \3c i\3equick\3c/i\3e,\d\A\3cspan style=\27 color:brown\27\3e brown\3c/span\3e fox jumps\2028over the \3c canine class=\22lazy\22 \3edog\3c/canine\3e`)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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decodeCSS(s)
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}
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}
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func BenchmarkDecodeCSSNoSpecials(b *testing.B) {
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s := []byte("The quick, brown fox jumps over the lazy dog.")
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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decodeCSS(s)
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}
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}
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func BenchmarkCSSValueFilter(b *testing.B) {
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for i := 0; i < b.N; i++ {
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cssValueFilter(` e\78preS\0Sio/**/n(alert(1337))`)
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}
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}
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func BenchmarkCSSValueFilterOk(b *testing.B) {
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for i := 0; i < b.N; i++ {
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cssValueFilter(`Times New Roman`)
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}
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}
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