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| 1 // Copyright 2014 the V8 project 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 "src/char-predicates.h" | |
| 6 #include "src/unicode.h" | |
| 7 #include "testing/gtest/include/gtest/gtest.h" | |
| 8 | |
| 9 namespace v8 { | |
| 10 namespace internal { | |
| 11 | |
| 12 TEST(UnicodePredicatesTest, WhiteSpace) { | |
| 13 // As of Unicode 6.3.0, \u180E is no longer a white space. We still consider | |
| 14 // it to be one though, since JS recognizes all white spaces in Unicode 5.1. | |
| 15 EXPECT_TRUE(WhiteSpace::Is(0x0009)); | |
| 16 EXPECT_TRUE(WhiteSpace::Is(0x000B)); | |
| 17 EXPECT_TRUE(WhiteSpace::Is(0x000C)); | |
| 18 EXPECT_TRUE(WhiteSpace::Is(' ')); | |
| 19 EXPECT_TRUE(WhiteSpace::Is(0x00A0)); | |
| 20 EXPECT_TRUE(WhiteSpace::Is(0x180E)); | |
| 21 EXPECT_TRUE(WhiteSpace::Is(0xFEFF)); | |
| 22 } | |
| 23 | |
| 24 | |
| 25 TEST(UnicodePredicatesTest, WhiteSpaceOrLineTerminator) { | |
| 26 // As of Unicode 6.3.0, \u180E is no longer a white space. We still consider | |
| 27 // it to be one though, since JS recognizes all white spaces in Unicode 5.1. | |
| 28 // White spaces | |
| 29 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0x0009)); | |
| 30 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0x000B)); | |
| 31 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0x000C)); | |
| 32 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(' ')); | |
| 33 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0x00A0)); | |
| 34 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0x180E)); | |
| 35 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0xFEFF)); | |
| 36 // Line terminators | |
| 37 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0x000A)); | |
| 38 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0x000D)); | |
| 39 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0x2028)); | |
| 40 EXPECT_TRUE(WhiteSpaceOrLineTerminator::Is(0x2029)); | |
| 41 } | |
| 42 | |
| 43 | |
| 44 TEST(UnicodePredicatesTest, IdentifierStart) { | |
| 45 EXPECT_TRUE(IdentifierStart::Is('$')); | |
| 46 EXPECT_TRUE(IdentifierStart::Is('_')); | |
| 47 EXPECT_TRUE(IdentifierStart::Is('\\')); | |
| 48 | |
| 49 // http://www.unicode.org/reports/tr31/ | |
| 50 // Other_ID_Start | |
| 51 EXPECT_TRUE(IdentifierStart::Is(0x2118)); | |
| 52 EXPECT_TRUE(IdentifierStart::Is(0x212E)); | |
| 53 EXPECT_TRUE(IdentifierStart::Is(0x309B)); | |
| 54 EXPECT_TRUE(IdentifierStart::Is(0x309C)); | |
| 55 | |
| 56 // Issue 2892: | |
| 57 // \u2E2F has the Pattern_Syntax property, excluding it from ID_Start. | |
| 58 EXPECT_FALSE(unibrow::ID_Start::Is(0x2E2F)); | |
| 59 } | |
| 60 | |
| 61 | |
| 62 TEST(UnicodePredicatesTest, IdentifierPart) { | |
| 63 EXPECT_TRUE(IdentifierPart::Is('$')); | |
| 64 EXPECT_TRUE(IdentifierPart::Is('_')); | |
| 65 EXPECT_TRUE(IdentifierPart::Is('\\')); | |
| 66 EXPECT_TRUE(IdentifierPart::Is(0x200C)); | |
| 67 EXPECT_TRUE(IdentifierPart::Is(0x200D)); | |
| 68 | |
| 69 // http://www.unicode.org/reports/tr31/ | |
| 70 // Other_ID_Start | |
| 71 EXPECT_TRUE(IdentifierPart::Is(0x2118)); | |
| 72 EXPECT_TRUE(IdentifierPart::Is(0x212E)); | |
| 73 EXPECT_TRUE(IdentifierPart::Is(0x309B)); | |
| 74 EXPECT_TRUE(IdentifierPart::Is(0x309C)); | |
| 75 | |
| 76 // Other_ID_Continue | |
| 77 EXPECT_TRUE(IdentifierPart::Is(0x00B7)); | |
| 78 EXPECT_TRUE(IdentifierPart::Is(0x0387)); | |
| 79 EXPECT_TRUE(IdentifierPart::Is(0x1369)); | |
| 80 EXPECT_TRUE(IdentifierPart::Is(0x1370)); | |
| 81 EXPECT_TRUE(IdentifierPart::Is(0x1371)); | |
| 82 EXPECT_TRUE(IdentifierPart::Is(0x19DA)); | |
| 83 | |
| 84 // Issue 2892: | |
| 85 // \u2E2F has the Pattern_Syntax property, excluding it from ID_Start. | |
| 86 EXPECT_FALSE(IdentifierPart::Is(0x2E2F)); | |
| 87 } | |
| 88 | |
| 89 | |
| 90 #ifdef V8_I18N_SUPPORT | |
| 91 TEST(UnicodePredicatesTest, SupplementaryPlaneIdentifiers) { | |
| 92 // Both ID_Start and ID_Continue. | |
| 93 EXPECT_TRUE(IdentifierStart::Is(0x10403)); // Category Lu | |
| 94 EXPECT_TRUE(IdentifierPart::Is(0x10403)); | |
| 95 EXPECT_TRUE(IdentifierStart::Is(0x1043C)); // Category Ll | |
| 96 EXPECT_TRUE(IdentifierPart::Is(0x1043C)); | |
| 97 EXPECT_TRUE(IdentifierStart::Is(0x16F9C)); // Category Lm | |
| 98 EXPECT_TRUE(IdentifierPart::Is(0x16F9C)); | |
| 99 EXPECT_TRUE(IdentifierStart::Is(0x10048)); // Category Lo | |
| 100 EXPECT_TRUE(IdentifierPart::Is(0x10048)); | |
| 101 EXPECT_TRUE(IdentifierStart::Is(0x1014D)); // Category Nl | |
| 102 EXPECT_TRUE(IdentifierPart::Is(0x1014D)); | |
| 103 | |
| 104 // Only ID_Continue. | |
| 105 EXPECT_FALSE(IdentifierStart::Is(0x101FD)); // Category Mn | |
| 106 EXPECT_TRUE(IdentifierPart::Is(0x101FD)); | |
| 107 EXPECT_FALSE(IdentifierStart::Is(0x11002)); // Category Mc | |
| 108 EXPECT_TRUE(IdentifierPart::Is(0x11002)); | |
| 109 EXPECT_FALSE(IdentifierStart::Is(0x104A9)); // Category Nd | |
| 110 EXPECT_TRUE(IdentifierPart::Is(0x104A9)); | |
| 111 | |
| 112 // Neither. | |
| 113 EXPECT_FALSE(IdentifierStart::Is(0x10111)); // Category No | |
| 114 EXPECT_FALSE(IdentifierPart::Is(0x10111)); | |
| 115 EXPECT_FALSE(IdentifierStart::Is(0x1F4A9)); // Category So | |
| 116 EXPECT_FALSE(IdentifierPart::Is(0x1F4A9)); | |
| 117 } | |
| 118 #endif // V8_I18N_SUPPORT | |
| 119 | |
| 120 } // namespace internal | |
| 121 } // namespace v8 | |
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