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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
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parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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diff --git a/testing/web-platform/tests/encoding/textdecoder-utf16-surrogates.html b/testing/web-platform/tests/encoding/textdecoder-utf16-surrogates.html
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+++ b/testing/web-platform/tests/encoding/textdecoder-utf16-surrogates.html
@@ -0,0 +1,51 @@
+<!DOCTYPE html>
+<title>Encoding API: UTF-16 surrogate handling</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script>
+
+var bad = [
+ {
+ encoding: 'utf-16le',
+ input: [0x00, 0xd8],
+ expected: '\uFFFD',
+ name: 'lone surrogate lead'
+ },
+ {
+ encoding: 'utf-16le',
+ input: [0x00, 0xdc],
+ expected: '\uFFFD',
+ name: 'lone surrogate trail'
+ },
+ {
+ encoding: 'utf-16le',
+ input: [0x00, 0xd8, 0x00, 0x00],
+ expected: '\uFFFD\u0000',
+ name: 'unmatched surrogate lead'
+ },
+ {
+ encoding: 'utf-16le',
+ input: [0x00, 0xdc, 0x00, 0x00],
+ expected: '\uFFFD\u0000',
+ name: 'unmatched surrogate trail'
+ },
+ {
+ encoding: 'utf-16le',
+ input: [0x00, 0xdc, 0x00, 0xd8],
+ expected: '\uFFFD\uFFFD',
+ name: 'swapped surrogate pair'
+ }
+];
+
+bad.forEach(function(t) {
+ test(function() {
+ assert_equals(new TextDecoder(t.encoding).decode(new Uint8Array(t.input)), t.expected);
+ }, t.encoding + ' - ' + t.name);
+ test(function() {
+ assert_throws(new TypeError(), function() {
+ new TextDecoder(t.encoding, {fatal: true}).decode(new Uint8Array(t.input))
+ });
+ }, t.encoding + ' - ' + t.name + ' (fatal flag set)');
+});
+
+</script>