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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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1202 | 1202 |
1203 result = CompileRun(slice_from_slice); | 1203 result = CompileRun(slice_from_slice); |
1204 CHECK(result->IsString()); | 1204 CHECK(result->IsString()); |
1205 string = v8::Utils::OpenHandle(v8::String::Cast(*result)); | 1205 string = v8::Utils::OpenHandle(v8::String::Cast(*result)); |
1206 CHECK(string->IsSlicedString()); | 1206 CHECK(string->IsSlicedString()); |
1207 CHECK(SlicedString::cast(*string)->parent()->IsSeqString()); | 1207 CHECK(SlicedString::cast(*string)->parent()->IsSeqString()); |
1208 CHECK_EQ("cdefghijklmnopqrstuvwx", string->ToCString().get()); | 1208 CHECK_EQ("cdefghijklmnopqrstuvwx", string->ToCString().get()); |
1209 } | 1209 } |
1210 | 1210 |
1211 | 1211 |
1212 TEST(OneByteArrayJoin) { | 1212 UNINITIALIZED_TEST(OneByteArrayJoin) { |
| 1213 v8::Isolate::CreateParams create_params; |
1213 // Set heap limits. | 1214 // Set heap limits. |
1214 v8::ResourceConstraints constraints; | 1215 create_params.constraints.set_max_semi_space_size(1); |
1215 constraints.set_max_semi_space_size(1); | 1216 create_params.constraints.set_max_old_space_size(4); |
1216 constraints.set_max_old_space_size(4); | 1217 v8::Isolate* isolate = v8::Isolate::New(create_params); |
1217 v8::SetResourceConstraints(CcTest::isolate(), &constraints); | 1218 isolate->Enter(); |
1218 | 1219 |
1219 // String s is made of 2^17 = 131072 'c' characters and a is an array | 1220 { |
1220 // starting with 'bad', followed by 2^14 times the string s. That means the | 1221 // String s is made of 2^17 = 131072 'c' characters and a is an array |
1221 // total length of the concatenated strings is 2^31 + 3. So on 32bit systems | 1222 // starting with 'bad', followed by 2^14 times the string s. That means the |
1222 // summing the lengths of the strings (as Smis) overflows and wraps. | 1223 // total length of the concatenated strings is 2^31 + 3. So on 32bit systems |
1223 LocalContext context; | 1224 // summing the lengths of the strings (as Smis) overflows and wraps. |
1224 v8::HandleScope scope(CcTest::isolate()); | 1225 LocalContext context(isolate); |
1225 v8::TryCatch try_catch; | 1226 v8::HandleScope scope(isolate); |
1226 CHECK(CompileRun( | 1227 v8::TryCatch try_catch; |
1227 "var two_14 = Math.pow(2, 14);" | 1228 CHECK(CompileRun( |
1228 "var two_17 = Math.pow(2, 17);" | 1229 "var two_14 = Math.pow(2, 14);" |
1229 "var s = Array(two_17 + 1).join('c');" | 1230 "var two_17 = Math.pow(2, 17);" |
1230 "var a = ['bad'];" | 1231 "var s = Array(two_17 + 1).join('c');" |
1231 "for (var i = 1; i <= two_14; i++) a.push(s);" | 1232 "var a = ['bad'];" |
1232 "a.join("");").IsEmpty()); | 1233 "for (var i = 1; i <= two_14; i++) a.push(s);" |
1233 CHECK(try_catch.HasCaught()); | 1234 "a.join(" |
| 1235 ");").IsEmpty()); |
| 1236 CHECK(try_catch.HasCaught()); |
| 1237 } |
| 1238 isolate->Exit(); |
| 1239 isolate->Dispose(); |
1234 } | 1240 } |
1235 | 1241 |
1236 | 1242 |
1237 static void CheckException(const char* source) { | 1243 static void CheckException(const char* source) { |
1238 // An empty handle is returned upon exception. | 1244 // An empty handle is returned upon exception. |
1239 CHECK(CompileRun(source).IsEmpty()); | 1245 CHECK(CompileRun(source).IsEmpty()); |
1240 } | 1246 } |
1241 | 1247 |
1242 | 1248 |
1243 TEST(RobustSubStringStub) { | 1249 TEST(RobustSubStringStub) { |
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1413 CHECK(isolate->has_pending_exception()); \ | 1419 CHECK(isolate->has_pending_exception()); \ |
1414 isolate->clear_pending_exception(); \ | 1420 isolate->clear_pending_exception(); \ |
1415 dummy.Dispose(); \ | 1421 dummy.Dispose(); \ |
1416 } | 1422 } |
1417 | 1423 |
1418 INVALID_STRING_TEST(NewStringFromAscii, char) | 1424 INVALID_STRING_TEST(NewStringFromAscii, char) |
1419 INVALID_STRING_TEST(NewStringFromUtf8, char) | 1425 INVALID_STRING_TEST(NewStringFromUtf8, char) |
1420 INVALID_STRING_TEST(NewStringFromOneByte, uint8_t) | 1426 INVALID_STRING_TEST(NewStringFromOneByte, uint8_t) |
1421 | 1427 |
1422 #undef INVALID_STRING_TEST | 1428 #undef INVALID_STRING_TEST |
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