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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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79 assertEquals(["B", "B"], re.exec(ascii_slice)); | 79 assertEquals(["B", "B"], re.exec(ascii_slice)); |
80 assertEquals(["TAB", "TAB"], rere.exec(ascii_cons)); | 80 assertEquals(["TAB", "TAB"], rere.exec(ascii_cons)); |
81 assertEquals(["A", "A"], re.exec(twobyte)); | 81 assertEquals(["A", "A"], re.exec(twobyte)); |
82 assertEquals(["B", "B"], re.exec(twobyte_slice)); | 82 assertEquals(["B", "B"], re.exec(twobyte_slice)); |
83 assertEquals(["T_AB", "T_AB"], rere.exec(twobyte_cons)); | 83 assertEquals(["T_AB", "T_AB"], rere.exec(twobyte_cons)); |
84 assertEquals("DEFG", ascii_slice.substr(2, 4)); | 84 assertEquals("DEFG", ascii_slice.substr(2, 4)); |
85 assertEquals("DEFG", twobyte_slice.substr(2, 4)); | 85 assertEquals("DEFG", twobyte_slice.substr(2, 4)); |
86 assertEquals("DEFG", ascii_cons.substr(3, 4)); | 86 assertEquals("DEFG", ascii_cons.substr(3, 4)); |
87 assertEquals("DEFG", twobyte_cons.substr(4, 4)); | 87 assertEquals("DEFG", twobyte_cons.substr(4, 4)); |
88 } | 88 } |
| 89 |
| 90 // Test adding external strings |
| 91 var short_ascii = "E="; |
| 92 var long_ascii = "MCsquared"; |
| 93 var short_twobyte = "E\u1234"; |
| 94 var long_twobyte = "MCsquare\u1234"; |
| 95 try { // String can only be externalized once |
| 96 externalizeString(short_ascii, false); |
| 97 externalizeString(long_ascii, false); |
| 98 externalizeString(short_twobyte, true); |
| 99 externalizeString(long_twobyte, true); |
| 100 assertTrue(isAsciiString(short_asii) && isAsciiString(long_ascii)); |
| 101 assertFalse(isAsciiString(short_twobyte) || isAsciiString(long_twobyte)); |
| 102 } catch (ex) { } |
| 103 assertEquals("E=MCsquared", short_ascii + long_ascii); |
| 104 assertTrue(isAsciiString(short_ascii + long_ascii)); |
| 105 assertEquals("MCsquaredE=", long_ascii + short_ascii); |
| 106 assertEquals("E\u1234MCsquare\u1234", short_twobyte + long_twobyte); |
| 107 assertFalse(isAsciiString(short_twobyte + long_twobyte)); |
| 108 assertEquals("E=MCsquared", "E=" + long_ascii); |
| 109 assertEquals("E\u1234MCsquared", short_twobyte + "MCsquared"); |
| 110 assertEquals("E\u1234MCsquared", short_twobyte + long_ascii); |
| 111 assertFalse(isAsciiString(short_twobyte + long_ascii)); |
89 } | 112 } |
90 | 113 |
91 // Run the test many times to ensure IC-s don't break things. | 114 // Run the test many times to ensure IC-s don't break things. |
92 for (var i = 0; i < 10; i++) { | 115 for (var i = 0; i < 10; i++) { |
93 test(); | 116 test(); |
94 } | 117 } |
95 | 118 |
96 // Clean up string to make Valgrind happy. | 119 // Clean up string to make Valgrind happy. |
97 gc(); | 120 gc(); |
98 gc(); | 121 gc(); |
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