1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "config.h"
6
7 #include "wtf/text/TextCodecReplacement.h"
8
9 #include "wtf/OwnPtr.h"
10 #include "wtf/text/CString.h"
11 #include "wtf/text/TextCodec.h"
12 #include "wtf/text/TextEncoding.h"
13 #include "wtf/text/TextEncodingRegistry.h"
14 #include "wtf/text/WTFString.h"
15 #include <gtest/gtest.h>
16
17 namespace WTF {
18
19 namespace {
20
21 // Just one example, others are listed in the codec implementation.
22 const char* replacementAlias = "iso-2022-kr";
23
TEST(TextCodecReplacement,Aliases)24 TEST(TextCodecReplacement, Aliases)
25 {
26 // "replacement" is not a valid alias for itself
27 EXPECT_FALSE(TextEncoding("replacement").isValid());
28 EXPECT_FALSE(TextEncoding("rEpLaCeMeNt").isValid());
29
30 EXPECT_TRUE(TextEncoding(replacementAlias).isValid());
31 EXPECT_STREQ("replacement", TextEncoding(replacementAlias).name());
32 }
33
TEST(TextCodecReplacement,DecodesToFFFD)34 TEST(TextCodecReplacement, DecodesToFFFD)
35 {
36 TextEncoding encoding(replacementAlias);
37 OwnPtr<TextCodec> codec(newTextCodec(encoding));
38
39 bool sawError = false;
40 const char testCase[] = "hello world";
41 size_t testCaseSize = sizeof(testCase) - 1;
42
43 const String result = codec->decode(testCase, testCaseSize, DataEOF, false, sawError);
44 EXPECT_TRUE(sawError);
45 ASSERT_EQ(1u, result.length());
46 EXPECT_EQ(0xFFFDU, result[0]);
47 }
48
TEST(TextCodecReplacement,EncodesToUTF8)49 TEST(TextCodecReplacement, EncodesToUTF8)
50 {
51 TextEncoding encoding(replacementAlias);
52 OwnPtr<TextCodec> codec(newTextCodec(encoding));
53
54 // "Kanji" in Chinese characters.
55 const UChar testCase[] = { 0x6F22, 0x5B57 };
56 size_t testCaseSize = WTF_ARRAY_LENGTH(testCase);
57 CString result = codec->encode(testCase, testCaseSize, QuestionMarksForUnencodables);
58
59 EXPECT_STREQ("\xE6\xBC\xA2\xE5\xAD\x97", result.data());
60 }
61
62 } // namespace
63
64 } // namespace WTF
65