third_party/WebKit/LayoutTests/imported/web-platform-tests/encoding/textdecoder-ignorebom.html - Issue 1984023002: Move web-platform-tests to wpt (part 1 of 2)

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Issue 1984023002: Move web-platform-tests to wpt (part 1 of 2) (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 7 months ago

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1 <!DOCTYPE html>

2 <title>Encoding API: TextDecoder ignoreBOM option</title>

3 <script src="../../../resources/testharness.js"></script>

4 <script src="../../../resources/testharnessreport.js"></script>

5 <script>

6

7 var cases = [

8 {encoding: 'utf-8', bytes: [0xEF, 0xBB, 0xBF, 0x61, 0x62, 0x63]},

9 {encoding: 'utf-16le', bytes: [0xFF, 0xFE, 0x61, 0x00, 0x62, 0x00, 0x63, 0x0 0]},

10 {encoding: 'utf-16be', bytes: [0xFE, 0xFF, 0x00, 0x61, 0x00, 0x62, 0x00, 0x6 3]}

11 ];

12

13 cases.forEach(function(testCase) {

14 test(function() {

15 var BOM = '\uFEFF';

16 var decoder = new TextDecoder(testCase.encoding, {ignoreBOM: true});

17 var bytes = new Uint8Array(testCase.bytes);

18 assert_equals(

19 decoder.decode(bytes),

20 BOM + 'abc',

21 testCase.encoding + ': BOM should be present in decoded string if ig nored');

22

23 decoder = new TextDecoder(testCase.encoding, {ignoreBOM: false});

24 assert_equals(

25 decoder.decode(bytes),

26 'abc',

27 testCase.encoding + ': BOM should be absent from decoded string if n ot ignored');

28

29 decoder = new TextDecoder(testCase.encoding);

30 assert_equals(

31 decoder.decode(bytes),

32 'abc',

33 testCase.encoding + ': BOM should be absent from decoded string by d efault');

34 }, 'BOM is ignored if ignoreBOM option is specified: ' + testCase.encoding);

35 });

36

37 test(function() {

38 assert_true('ignoreBOM' in new TextDecoder(), 'The ignoreBOM attribute shoul d exist on TextDecoder.');

39 assert_equals(typeof new TextDecoder().ignoreBOM, 'boolean', 'The type of t he ignoreBOM attribute should be boolean.');

40 assert_false(new TextDecoder().ignoreBOM, 'The ignoreBOM attribute should de fault to false.');

41 assert_true(new TextDecoder('utf-8', {ignoreBOM: true}).ignoreBOM, 'The igno reBOM attribute can be set using an option.');

42

43 }, 'The ignoreBOM attribute of TextDecoder');

44

45 </script>

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