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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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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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