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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 |
| (...skipping 50 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 61 | 61 |
| 62 // Test regexp and short substring. | 62 // Test regexp and short substring. |
| 63 var re = /(A|B)/; | 63 var re = /(A|B)/; |
| 64 var rere = /(T.{1,2}B)/; | 64 var rere = /(T.{1,2}B)/; |
| 65 var ascii = "ABCDEFGHIJKLMNOPQRST"; | 65 var ascii = "ABCDEFGHIJKLMNOPQRST"; |
| 66 var twobyte = "_ABCDEFGHIJKLMNOPQRST"; | 66 var twobyte = "_ABCDEFGHIJKLMNOPQRST"; |
| 67 try { | 67 try { |
| 68 externalizeString(ascii, false); | 68 externalizeString(ascii, false); |
| 69 externalizeString(twobyte, true); | 69 externalizeString(twobyte, true); |
| 70 } catch (ex) { } | 70 } catch (ex) { } |
| 71 assertTrue(isAsciiString(ascii)); | 71 assertTrue(isOneByteString(ascii)); |
| 72 assertFalse(isAsciiString(twobyte)); | 72 assertFalse(isOneByteString(twobyte)); |
| 73 var ascii_slice = ascii.slice(1,-1); | 73 var ascii_slice = ascii.slice(1,-1); |
| 74 var twobyte_slice = twobyte.slice(2,-1); | 74 var twobyte_slice = twobyte.slice(2,-1); |
| 75 var ascii_cons = ascii + ascii; | 75 var ascii_cons = ascii + ascii; |
| 76 var twobyte_cons = twobyte + twobyte; | 76 var twobyte_cons = twobyte + twobyte; |
| 77 for (var i = 0; i < 2; i++) { | 77 for (var i = 0; i < 2; i++) { |
| 78 assertEquals(["A", "A"], re.exec(ascii)); | 78 assertEquals(["A", "A"], re.exec(ascii)); |
| 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 | 89 |
| 90 // Test adding external strings | 90 // Test adding external strings |
| 91 var short_ascii = "E="; | 91 var short_ascii = "E="; |
| 92 var long_ascii = "MCsquared"; | 92 var long_ascii = "MCsquared"; |
| 93 var short_twobyte = "E\u1234"; | 93 var short_twobyte = "E\u1234"; |
| 94 var long_twobyte = "MCsquare\u1234"; | 94 var long_twobyte = "MCsquare\u1234"; |
| 95 try { // String can only be externalized once | 95 try { // String can only be externalized once |
| 96 externalizeString(short_ascii, false); | 96 externalizeString(short_ascii, false); |
| 97 externalizeString(long_ascii, false); | 97 externalizeString(long_ascii, false); |
| 98 externalizeString(short_twobyte, true); | 98 externalizeString(short_twobyte, true); |
| 99 externalizeString(long_twobyte, true); | 99 externalizeString(long_twobyte, true); |
| 100 assertTrue(isAsciiString(short_asii) && isAsciiString(long_ascii)); | 100 assertTrue(isOneByteString(short_asii) && isOneByteString(long_ascii)); |
| 101 assertFalse(isAsciiString(short_twobyte) || isAsciiString(long_twobyte)); | 101 assertFalse(isOneByteString(short_twobyte) || isOneByteString(long_twobyte))
; |
| 102 } catch (ex) { } | 102 } catch (ex) { } |
| 103 assertEquals("E=MCsquared", short_ascii + long_ascii); | 103 assertEquals("E=MCsquared", short_ascii + long_ascii); |
| 104 assertTrue(isAsciiString(short_ascii + long_ascii)); | 104 assertTrue(isOneByteString(short_ascii + long_ascii)); |
| 105 assertEquals("MCsquaredE=", long_ascii + short_ascii); | 105 assertEquals("MCsquaredE=", long_ascii + short_ascii); |
| 106 assertEquals("E\u1234MCsquare\u1234", short_twobyte + long_twobyte); | 106 assertEquals("E\u1234MCsquare\u1234", short_twobyte + long_twobyte); |
| 107 assertFalse(isAsciiString(short_twobyte + long_twobyte)); | 107 assertFalse(isOneByteString(short_twobyte + long_twobyte)); |
| 108 assertEquals("E=MCsquared", "E=" + long_ascii); | 108 assertEquals("E=MCsquared", "E=" + long_ascii); |
| 109 assertEquals("E\u1234MCsquared", short_twobyte + "MCsquared"); | 109 assertEquals("E\u1234MCsquared", short_twobyte + "MCsquared"); |
| 110 assertEquals("E\u1234MCsquared", short_twobyte + long_ascii); | 110 assertEquals("E\u1234MCsquared", short_twobyte + long_ascii); |
| 111 assertFalse(isAsciiString(short_twobyte + long_ascii)); | 111 assertFalse(isOneByteString(short_twobyte + long_ascii)); |
| 112 } | 112 } |
| 113 | 113 |
| 114 // 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. |
| 115 for (var i = 0; i < 10; i++) { | 115 for (var i = 0; i < 10; i++) { |
| 116 test(); | 116 test(); |
| 117 } | 117 } |
| 118 | 118 |
| 119 // Clean up string to make Valgrind happy. | 119 // Clean up string to make Valgrind happy. |
| 120 gc(); | 120 gc(); |
| 121 gc(); | 121 gc(); |
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