Index: LayoutTests/fast/encoding/api/utf8-surrogates.html |
diff --git a/LayoutTests/fast/encoding/api/utf8-surrogates.html b/LayoutTests/fast/encoding/api/utf8-surrogates.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..96f2caf357b538b830b54d5049611a9625c1eea2 |
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+++ b/LayoutTests/fast/encoding/api/utf8-surrogates.html |
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+<!DOCTYPE html> |
+<title>Encoding API: Invalid UTF-16 surrogates with UTF-8 encoding</title> |
+<script src="../../../resources/testharness.js"></script> |
+<script src="../../../resources/testharnessreport.js"></script> |
+<script> |
+ |
+var badStrings = [ |
+ { |
+ input: 'abc123', |
+ expected: [0x61, 0x62, 0x63, 0x31, 0x32, 0x33], |
+ decoded: 'abc123', |
+ name: 'Sanity check' |
+ }, |
+ { |
+ input: '\uD800', |
+ expected: [0xef, 0xbf, 0xbd], |
+ decoded: '\uFFFD', |
+ name: 'Surrogate half (low)' |
+ }, |
+ { |
+ input: '\uDC00', |
+ expected: [0xef, 0xbf, 0xbd], |
+ decoded: '\uFFFD', |
+ name: 'Surrogate half (high)' |
+ }, |
+ { |
+ input: 'abc\uD800123', |
+ expected: [0x61, 0x62, 0x63, 0xef, 0xbf, 0xbd, 0x31, 0x32, 0x33], |
+ decoded: 'abc\uFFFD123', |
+ name: 'Surrogate half (low), in a string' |
+ }, |
+ { |
+ input: 'abc\uDC00123', |
+ expected: [0x61, 0x62, 0x63, 0xef, 0xbf, 0xbd, 0x31, 0x32, 0x33], |
+ decoded: 'abc\uFFFD123', |
+ name: 'Surrogate half (high), in a string' |
+ }, |
+ { |
+ input: '\uDC00\uD800', |
+ expected: [0xef, 0xbf, 0xbd, 0xef, 0xbf, 0xbd], |
+ decoded: '\uFFFD\uFFFD', |
+ name: 'Wrong order' |
+ } |
+]; |
+ |
+badStrings.forEach(function(t) { |
+ test(function() { |
+ var encoded = new TextEncoder('utf-8').encode(t.input); |
+ assert_array_equals([].slice.call(encoded), t.expected); |
+ assert_equals(new TextDecoder('utf-8').decode(encoded), t.decoded); |
+ }, 'Invalid surrogates encoded into UTF-8: ' + t.name); |
+}); |
+ |
+</script> |