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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 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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263 isolate, "try { loop(); fail(); } catch(e) { fail(); }"); | 263 isolate, "try { loop(); fail(); } catch(e) { fail(); }"); |
264 call_count = 0; | 264 call_count = 0; |
265 v8::Script::Compile(source)->Run(); | 265 v8::Script::Compile(source)->Run(); |
266 // Test that we can run the code again after thread termination. | 266 // Test that we can run the code again after thread termination. |
267 CHECK(!v8::V8::IsExecutionTerminating(isolate)); | 267 CHECK(!v8::V8::IsExecutionTerminating(isolate)); |
268 call_count = 0; | 268 call_count = 0; |
269 v8::Script::Compile(source)->Run(); | 269 v8::Script::Compile(source)->Run(); |
270 } | 270 } |
271 | 271 |
272 | 272 |
| 273 v8::Persistent<v8::String> reenter_script_1; |
| 274 v8::Persistent<v8::String> reenter_script_2; |
| 275 |
273 void ReenterAfterTermination(const v8::FunctionCallbackInfo<v8::Value>& args) { | 276 void ReenterAfterTermination(const v8::FunctionCallbackInfo<v8::Value>& args) { |
274 v8::TryCatch try_catch; | 277 v8::TryCatch try_catch; |
275 CHECK(!v8::V8::IsExecutionTerminating(args.GetIsolate())); | 278 v8::Isolate* isolate = args.GetIsolate(); |
276 v8::Script::Compile(v8::String::NewFromUtf8(args.GetIsolate(), | 279 CHECK(!v8::V8::IsExecutionTerminating(isolate)); |
277 "function f() {" | 280 v8::Local<v8::String> script = |
278 " var term = true;" | 281 v8::Local<v8::String>::New(isolate, reenter_script_1); |
279 " try {" | 282 v8::Script::Compile(script)->Run(); |
280 " while(true) {" | |
281 " if (term) terminate();" | |
282 " term = false;" | |
283 " }" | |
284 " fail();" | |
285 " } catch(e) {" | |
286 " fail();" | |
287 " }" | |
288 "}" | |
289 "f()"))->Run(); | |
290 CHECK(try_catch.HasCaught()); | 283 CHECK(try_catch.HasCaught()); |
291 CHECK(try_catch.Exception()->IsNull()); | 284 CHECK(try_catch.Exception()->IsNull()); |
292 CHECK(try_catch.Message().IsEmpty()); | 285 CHECK(try_catch.Message().IsEmpty()); |
293 CHECK(!try_catch.CanContinue()); | 286 CHECK(!try_catch.CanContinue()); |
294 CHECK(v8::V8::IsExecutionTerminating(args.GetIsolate())); | 287 CHECK(v8::V8::IsExecutionTerminating(isolate)); |
295 v8::Script::Compile(v8::String::NewFromUtf8(args.GetIsolate(), | 288 script = v8::Local<v8::String>::New(isolate, reenter_script_2); |
296 "function f() { fail(); } f()")) | 289 v8::Script::Compile(script)->Run(); |
297 ->Run(); | |
298 } | 290 } |
299 | 291 |
300 | 292 |
301 // Test that reentry into V8 while the termination exception is still pending | 293 // Test that reentry into V8 while the termination exception is still pending |
302 // (has not yet unwound the 0-level JS frame) does not crash. | 294 // (has not yet unwound the 0-level JS frame) does not crash. |
303 TEST(TerminateAndReenterFromThreadItself) { | 295 TEST(TerminateAndReenterFromThreadItself) { |
304 v8::Isolate* isolate = CcTest::isolate(); | 296 v8::Isolate* isolate = CcTest::isolate(); |
305 v8::HandleScope scope(isolate); | 297 v8::HandleScope scope(isolate); |
306 v8::Handle<v8::ObjectTemplate> global = CreateGlobalTemplate( | 298 v8::Handle<v8::ObjectTemplate> global = CreateGlobalTemplate( |
307 isolate, TerminateCurrentThread, ReenterAfterTermination); | 299 isolate, TerminateCurrentThread, ReenterAfterTermination); |
308 v8::Handle<v8::Context> context = | 300 v8::Handle<v8::Context> context = |
309 v8::Context::New(isolate, NULL, global); | 301 v8::Context::New(isolate, NULL, global); |
310 v8::Context::Scope context_scope(context); | 302 v8::Context::Scope context_scope(context); |
311 CHECK(!v8::V8::IsExecutionTerminating()); | 303 CHECK(!v8::V8::IsExecutionTerminating()); |
312 v8::Handle<v8::String> source = v8::String::NewFromUtf8( | 304 // Create script strings upfront as it won't work when terminating. |
313 isolate, "try { loop(); fail(); } catch(e) { fail(); }"); | 305 reenter_script_1.Reset(isolate, v8_str( |
314 v8::Script::Compile(source)->Run(); | 306 "function f() {" |
| 307 " var term = true;" |
| 308 " try {" |
| 309 " while(true) {" |
| 310 " if (term) terminate();" |
| 311 " term = false;" |
| 312 " }" |
| 313 " fail();" |
| 314 " } catch(e) {" |
| 315 " fail();" |
| 316 " }" |
| 317 "}" |
| 318 "f()")); |
| 319 reenter_script_2.Reset(isolate, v8_str("function f() { fail(); } f()")); |
| 320 CompileRun("try { loop(); fail(); } catch(e) { fail(); }"); |
315 CHECK(!v8::V8::IsExecutionTerminating(isolate)); | 321 CHECK(!v8::V8::IsExecutionTerminating(isolate)); |
316 // Check we can run JS again after termination. | 322 // Check we can run JS again after termination. |
317 CHECK(v8::Script::Compile( | 323 CHECK(CompileRun("function f() { return true; } f()")->IsTrue()); |
318 v8::String::NewFromUtf8(isolate, | 324 reenter_script_1.Reset(); |
319 "function f() { return true; }" | 325 reenter_script_2.Reset(); |
320 "f()")) | |
321 ->Run() | |
322 ->IsTrue()); | |
323 } | 326 } |
324 | 327 |
325 | 328 |
326 void DoLoopCancelTerminate(const v8::FunctionCallbackInfo<v8::Value>& args) { | 329 void DoLoopCancelTerminate(const v8::FunctionCallbackInfo<v8::Value>& args) { |
327 v8::TryCatch try_catch; | 330 v8::TryCatch try_catch; |
328 CHECK(!v8::V8::IsExecutionTerminating()); | 331 CHECK(!v8::V8::IsExecutionTerminating()); |
329 v8::Script::Compile(v8::String::NewFromUtf8(args.GetIsolate(), | 332 v8::Script::Compile(v8::String::NewFromUtf8(args.GetIsolate(), |
330 "var term = true;" | 333 "var term = true;" |
331 "while(true) {" | 334 "while(true) {" |
332 " if (term) terminate();" | 335 " if (term) terminate();" |
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464 TEST(ErrorObjectAfterTermination) { | 467 TEST(ErrorObjectAfterTermination) { |
465 v8::Isolate* isolate = CcTest::isolate(); | 468 v8::Isolate* isolate = CcTest::isolate(); |
466 v8::HandleScope scope(isolate); | 469 v8::HandleScope scope(isolate); |
467 v8::Handle<v8::Context> context = v8::Context::New(CcTest::isolate()); | 470 v8::Handle<v8::Context> context = v8::Context::New(CcTest::isolate()); |
468 v8::Context::Scope context_scope(context); | 471 v8::Context::Scope context_scope(context); |
469 v8::V8::TerminateExecution(isolate); | 472 v8::V8::TerminateExecution(isolate); |
470 v8::Local<v8::Value> error = v8::Exception::Error(v8_str("error")); | 473 v8::Local<v8::Value> error = v8::Exception::Error(v8_str("error")); |
471 // TODO(yangguo): crbug/403509. Check for empty handle instead. | 474 // TODO(yangguo): crbug/403509. Check for empty handle instead. |
472 CHECK(error->IsUndefined()); | 475 CHECK(error->IsUndefined()); |
473 } | 476 } |
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