| 1 | // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file | 
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| 2 | // for details. All rights reserved. Use of this source code is governed by a | 
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| 3 | // BSD-style license that can be found in the LICENSE file. | 
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| 4 |  | 
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| 5 | #include <memory> | 
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| 6 |  | 
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| 7 | #include "platform/globals.h" | 
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| 8 |  | 
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| 9 | #include "include/dart_tools_api.h" | 
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| 10 | #include "vm/dart_api_impl.h" | 
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| 11 | #include "vm/dart_entry.h" | 
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| 12 | #include "vm/debugger.h" | 
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| 13 | #include "vm/debugger_api_impl_test.h" | 
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| 14 | #include "vm/globals.h" | 
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| 15 | #include "vm/heap/safepoint.h" | 
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| 16 | #include "vm/message_handler.h" | 
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| 17 | #include "vm/object_id_ring.h" | 
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| 18 | #include "vm/os.h" | 
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| 19 | #include "vm/port.h" | 
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| 20 | #include "vm/profiler.h" | 
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| 21 | #include "vm/service.h" | 
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| 22 | #include "vm/unit_test.h" | 
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| 23 |  | 
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| 24 | namespace dart { | 
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| 25 |  | 
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| 26 | // This flag is used in the Service_Flags test below. | 
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| 27 | DEFINE_FLAG(bool, service_testing_flag, false, "Comment"); | 
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| 28 |  | 
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| 29 | #ifndef PRODUCT | 
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| 30 |  | 
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| 31 | class ServiceTestMessageHandler : public MessageHandler { | 
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| 32 | public: | 
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| 33 | ServiceTestMessageHandler() : _msg(NULL) {} | 
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| 34 |  | 
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| 35 | ~ServiceTestMessageHandler() { | 
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| 36 | PortMap::ClosePorts(this); | 
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| 37 | free(_msg); | 
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| 38 | } | 
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| 39 |  | 
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| 40 | MessageStatus HandleMessage(std::unique_ptr<Message> message) { | 
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| 41 | if (_msg != NULL) { | 
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| 42 | free(_msg); | 
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| 43 | _msg = NULL; | 
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| 44 | } | 
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| 45 |  | 
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| 46 | // Parse the message. | 
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| 47 | Object& response_obj = Object::Handle(); | 
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| 48 | if (message->IsRaw()) { | 
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| 49 | response_obj = message->raw_obj(); | 
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| 50 | } else { | 
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| 51 | Thread* thread = Thread::Current(); | 
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| 52 | MessageSnapshotReader reader(message.get(), thread); | 
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| 53 | response_obj = reader.ReadObject(); | 
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| 54 | } | 
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| 55 | if (response_obj.IsString()) { | 
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| 56 | String& response = String::Handle(); | 
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| 57 | response ^= response_obj.raw(); | 
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| 58 | _msg = Utils::StrDup(response.ToCString()); | 
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| 59 | } else { | 
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| 60 | ASSERT(response_obj.IsArray()); | 
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| 61 | Array& response_array = Array::Handle(); | 
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| 62 | response_array ^= response_obj.raw(); | 
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| 63 | ASSERT(response_array.Length() == 1); | 
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| 64 | ExternalTypedData& response = ExternalTypedData::Handle(); | 
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| 65 | response ^= response_array.At(0); | 
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| 66 | _msg = Utils::StrDup(reinterpret_cast<char*>(response.DataAddr(0))); | 
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| 67 | } | 
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| 68 |  | 
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| 69 | return kOK; | 
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| 70 | } | 
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| 71 |  | 
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| 72 | const char* msg() const { return _msg; } | 
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| 73 |  | 
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| 74 | virtual Isolate* isolate() const { return Isolate::Current(); } | 
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| 75 |  | 
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| 76 | private: | 
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| 77 | char* _msg; | 
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| 78 | }; | 
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| 79 |  | 
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| 80 | static ArrayPtr Eval(Dart_Handle lib, const char* expr) { | 
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| 81 | const String& dummy_isolate_id = String::Handle(String::New( "isolateId")); | 
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| 82 | Dart_Handle expr_val; | 
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| 83 | { | 
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| 84 | TransitionVMToNative transiton(Thread::Current()); | 
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| 85 | expr_val = Dart_EvaluateStaticExpr(lib, NewString(expr)); | 
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| 86 | EXPECT_VALID(expr_val); | 
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| 87 | } | 
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| 88 | Zone* zone = Thread::Current()->zone(); | 
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| 89 | const GrowableObjectArray& value = | 
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| 90 | Api::UnwrapGrowableObjectArrayHandle(zone, expr_val); | 
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| 91 | const Array& result = Array::Handle(Array::MakeFixedLength(value)); | 
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| 92 | GrowableObjectArray& growable = GrowableObjectArray::Handle(); | 
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| 93 | growable ^= result.At(4); | 
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| 94 | // Append dummy isolate id to parameter values. | 
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| 95 | growable.Add(dummy_isolate_id); | 
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| 96 | Array& array = Array::Handle(Array::MakeFixedLength(growable)); | 
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| 97 | result.SetAt(4, array); | 
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| 98 | growable ^= result.At(5); | 
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| 99 | // Append dummy isolate id to parameter values. | 
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| 100 | growable.Add(dummy_isolate_id); | 
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| 101 | array = Array::MakeFixedLength(growable); | 
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| 102 | result.SetAt(5, array); | 
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| 103 | return result.raw(); | 
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| 104 | } | 
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| 105 |  | 
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| 106 | static ArrayPtr EvalF(Dart_Handle lib, const char* fmt, ...) { | 
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| 107 | va_list args; | 
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| 108 | va_start(args, fmt); | 
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| 109 | intptr_t len = Utils::VSNPrint(NULL, 0, fmt, args); | 
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| 110 | va_end(args); | 
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| 111 |  | 
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| 112 | char* buffer = Thread::Current()->zone()->Alloc<char>(len + 1); | 
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| 113 | va_list args2; | 
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| 114 | va_start(args2, fmt); | 
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| 115 | Utils::VSNPrint(buffer, (len + 1), fmt, args2); | 
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| 116 | va_end(args2); | 
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| 117 |  | 
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| 118 | return Eval(lib, buffer); | 
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| 119 | } | 
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| 120 |  | 
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| 121 | static FunctionPtr GetFunction(const Class& cls, const char* name) { | 
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| 122 | const Function& result = Function::Handle( | 
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| 123 | cls.LookupDynamicFunction(String::Handle(String::New(name)))); | 
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| 124 | EXPECT(!result.IsNull()); | 
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| 125 | return result.raw(); | 
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| 126 | } | 
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| 127 |  | 
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| 128 | static ClassPtr GetClass(const Library& lib, const char* name) { | 
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| 129 | const Class& cls = Class::Handle( | 
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| 130 | lib.LookupClass(String::Handle(Symbols::New(Thread::Current(), name)))); | 
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| 131 | EXPECT(!cls.IsNull());  // No ambiguity error expected. | 
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| 132 | return cls.raw(); | 
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| 133 | } | 
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| 134 |  | 
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| 135 | static void HandleIsolateMessage(Isolate* isolate, const Array& msg) { | 
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| 136 | Service::HandleIsolateMessage(isolate, msg); | 
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| 137 | } | 
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| 138 |  | 
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| 139 | static void HandleRootMessage(const Array& message) { | 
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| 140 | Service::HandleRootMessage(message); | 
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| 141 | } | 
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| 142 |  | 
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| 143 | ISOLATE_UNIT_TEST_CASE(Service_IsolateStickyError) { | 
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| 144 | const char* kScript = "main() => throw 'HI THERE STICKY';\n"; | 
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| 145 |  | 
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| 146 | Isolate* isolate = thread->isolate(); | 
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| 147 | isolate->set_is_runnable(true); | 
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| 148 | Dart_Handle result; | 
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| 149 | { | 
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| 150 | TransitionVMToNative transition(thread); | 
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| 151 | Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL); | 
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| 152 | EXPECT_VALID(lib); | 
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| 153 | result = Dart_Invoke(lib, NewString( "main"), 0, NULL); | 
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| 154 | EXPECT(Dart_IsUnhandledExceptionError(result)); | 
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| 155 | EXPECT(!Dart_HasStickyError()); | 
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| 156 | } | 
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| 157 | EXPECT(Thread::Current()->sticky_error() == Error::null()); | 
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| 158 |  | 
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| 159 | { | 
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| 160 | JSONStream js; | 
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| 161 | isolate->PrintJSON(&js, false); | 
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| 162 | // No error property and no PauseExit state. | 
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| 163 | EXPECT_NOTSUBSTRING( "\"error\":", js.ToCString()); | 
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| 164 | EXPECT_NOTSUBSTRING( "HI THERE STICKY", js.ToCString()); | 
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| 165 | EXPECT_NOTSUBSTRING( "PauseExit", js.ToCString()); | 
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| 166 | } | 
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| 167 |  | 
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| 168 | { | 
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| 169 | // Set the sticky error. | 
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| 170 | TransitionVMToNative transition(thread); | 
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| 171 | Dart_SetStickyError(result); | 
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| 172 | Dart_SetPausedOnExit(true); | 
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| 173 | EXPECT(Dart_HasStickyError()); | 
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| 174 | } | 
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| 175 |  | 
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| 176 | { | 
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| 177 | JSONStream js; | 
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| 178 | isolate->PrintJSON(&js, false); | 
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| 179 | // Error and PauseExit set. | 
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| 180 | EXPECT_SUBSTRING( "\"error\":", js.ToCString()); | 
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| 181 | EXPECT_SUBSTRING( "HI THERE STICKY", js.ToCString()); | 
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| 182 | EXPECT_SUBSTRING( "PauseExit", js.ToCString()); | 
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| 183 | } | 
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| 184 | } | 
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| 185 |  | 
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| 186 | ISOLATE_UNIT_TEST_CASE(Service_IdZones) { | 
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| 187 | Zone* zone = thread->zone(); | 
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| 188 | Isolate* isolate = thread->isolate(); | 
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| 189 | ObjectIdRing* ring = isolate->EnsureObjectIdRing(); | 
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| 190 |  | 
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| 191 | const String& test_a = String::Handle(zone, String::New( "a")); | 
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| 192 | const String& test_b = String::Handle(zone, String::New( "b")); | 
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| 193 | const String& test_c = String::Handle(zone, String::New( "c")); | 
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| 194 | const String& test_d = String::Handle(zone, String::New( "d")); | 
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| 195 |  | 
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| 196 | // Both RingServiceIdZones share the same backing store and id space. | 
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| 197 |  | 
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| 198 | // Always allocate a new id. | 
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| 199 | RingServiceIdZone always_new_zone; | 
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| 200 | always_new_zone.Init(ring, ObjectIdRing::kAllocateId); | 
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| 201 | EXPECT_STREQ( "objects/0", always_new_zone.GetServiceId(test_a)); | 
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| 202 | EXPECT_STREQ( "objects/1", always_new_zone.GetServiceId(test_a)); | 
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| 203 | EXPECT_STREQ( "objects/2", always_new_zone.GetServiceId(test_a)); | 
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| 204 | EXPECT_STREQ( "objects/3", always_new_zone.GetServiceId(test_b)); | 
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| 205 | EXPECT_STREQ( "objects/4", always_new_zone.GetServiceId(test_c)); | 
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| 206 |  | 
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| 207 | // Reuse an existing id or allocate a new id. | 
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| 208 | RingServiceIdZone reuse_zone; | 
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| 209 | reuse_zone.Init(ring, ObjectIdRing::kReuseId); | 
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| 210 | EXPECT_STREQ( "objects/0", reuse_zone.GetServiceId(test_a)); | 
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| 211 | EXPECT_STREQ( "objects/0", reuse_zone.GetServiceId(test_a)); | 
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| 212 | EXPECT_STREQ( "objects/3", reuse_zone.GetServiceId(test_b)); | 
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| 213 | EXPECT_STREQ( "objects/3", reuse_zone.GetServiceId(test_b)); | 
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| 214 | EXPECT_STREQ( "objects/4", reuse_zone.GetServiceId(test_c)); | 
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| 215 | EXPECT_STREQ( "objects/4", reuse_zone.GetServiceId(test_c)); | 
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| 216 | EXPECT_STREQ( "objects/5", reuse_zone.GetServiceId(test_d)); | 
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| 217 | EXPECT_STREQ( "objects/5", reuse_zone.GetServiceId(test_d)); | 
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| 218 | } | 
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| 219 |  | 
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| 220 | ISOLATE_UNIT_TEST_CASE(Service_Code) { | 
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| 221 | const char* kScript = | 
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| 222 | "var port;\n"// Set to our mock port by C++. | 
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| 223 | "\n" | 
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| 224 | "class A {\n" | 
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| 225 | "  var a;\n" | 
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| 226 | "  dynamic b() {}\n" | 
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| 227 | "  dynamic c() {\n" | 
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| 228 | "    var d = () { b(); };\n" | 
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| 229 | "    return d;\n" | 
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| 230 | "  }\n" | 
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| 231 | "}\n" | 
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| 232 | "main() {\n" | 
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| 233 | "  var z = new A();\n" | 
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| 234 | "  var x = z.c();\n" | 
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| 235 | "  x();\n" | 
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| 236 | "}"; | 
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| 237 |  | 
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| 238 | Isolate* isolate = thread->isolate(); | 
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| 239 | isolate->set_is_runnable(true); | 
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| 240 | Dart_Handle lib; | 
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| 241 | Library& vmlib = Library::Handle(); | 
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| 242 | { | 
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| 243 | TransitionVMToNative transition(thread); | 
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| 244 | lib = TestCase::LoadTestScript(kScript, NULL); | 
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| 245 | EXPECT_VALID(lib); | 
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| 246 | EXPECT(!Dart_IsNull(lib)); | 
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| 247 | Dart_Handle result = Dart_Invoke(lib, NewString( "main"), 0, NULL); | 
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| 248 | EXPECT_VALID(result); | 
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| 249 | } | 
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| 250 | vmlib ^= Api::UnwrapHandle(lib); | 
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| 251 | EXPECT(!vmlib.IsNull()); | 
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| 252 | const Class& class_a = Class::Handle(GetClass(vmlib, "A")); | 
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| 253 | EXPECT(!class_a.IsNull()); | 
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| 254 | const Function& function_c = Function::Handle(GetFunction(class_a, "c")); | 
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| 255 | EXPECT(!function_c.IsNull()); | 
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| 256 | const Code& code_c = Code::Handle(function_c.CurrentCode()); | 
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| 257 | EXPECT(!code_c.IsNull()); | 
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| 258 | // Use the entry of the code object as it's reference. | 
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| 259 | uword entry = code_c.PayloadStart(); | 
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| 260 | int64_t compile_timestamp = code_c.compile_timestamp(); | 
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| 261 | EXPECT_GT(code_c.Size(), 16); | 
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| 262 | uword last = entry + code_c.Size(); | 
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| 263 |  | 
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| 264 | // Build a mock message handler and wrap it in a dart port. | 
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| 265 | ServiceTestMessageHandler handler; | 
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| 266 | Dart_Port port_id = PortMap::CreatePort(&handler); | 
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| 267 | Dart_Handle port = Api::NewHandle(thread, SendPort::New(port_id)); | 
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| 268 | { | 
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| 269 | TransitionVMToNative transition(thread); | 
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| 270 | EXPECT_VALID(port); | 
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| 271 | EXPECT_VALID(Dart_SetField(lib, NewString( "port"), port)); | 
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| 272 | } | 
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| 273 |  | 
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| 274 | Array& service_msg = Array::Handle(); | 
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| 275 |  | 
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| 276 | // Request an invalid code object. | 
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| 277 | service_msg = | 
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| 278 | Eval(lib, "[0, port, '0', 'getObject', ['objectId'], ['code/0']]"); | 
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| 279 | HandleIsolateMessage(isolate, service_msg); | 
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| 280 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 281 | EXPECT_SUBSTRING( "\"error\"", handler.msg()); | 
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| 282 |  | 
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| 283 | // The following test checks that a code object can be found only | 
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| 284 | // at compile_timestamp()-code.EntryPoint(). | 
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| 285 | service_msg = EvalF(lib, | 
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| 286 | "[0, port, '0', 'getObject', " | 
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| 287 | "['objectId'], ['code/%"Px64 "-%"Px "']]", | 
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| 288 | compile_timestamp, entry); | 
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| 289 | HandleIsolateMessage(isolate, service_msg); | 
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| 290 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 291 | EXPECT_SUBSTRING( "\"type\":\"Code\"", handler.msg()); | 
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| 292 | { | 
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| 293 | // Only perform a partial match. | 
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| 294 | const intptr_t kBufferSize = 512; | 
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| 295 | char buffer[kBufferSize]; | 
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| 296 | Utils::SNPrint(buffer, kBufferSize - 1, | 
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| 297 | "\"fixedId\":true,\"id\":\"code\\/%"Px64 "-%"Px "\",", | 
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| 298 | compile_timestamp, entry); | 
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| 299 | EXPECT_SUBSTRING(buffer, handler.msg()); | 
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| 300 | } | 
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| 301 |  | 
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| 302 | // Request code object at compile_timestamp-code.EntryPoint() + 16 | 
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| 303 | // Expect this to fail because the address is not the entry point. | 
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| 304 | uintptr_t address = entry + 16; | 
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| 305 | service_msg = EvalF(lib, | 
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| 306 | "[0, port, '0', 'getObject', " | 
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| 307 | "['objectId'], ['code/%"Px64 "-%"Px "']]", | 
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| 308 | compile_timestamp, address); | 
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| 309 | HandleIsolateMessage(isolate, service_msg); | 
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| 310 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 311 | EXPECT_SUBSTRING( "\"error\"", handler.msg()); | 
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| 312 |  | 
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| 313 | // Request code object at (compile_timestamp - 1)-code.EntryPoint() | 
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| 314 | // Expect this to fail because the timestamp is wrong. | 
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| 315 | address = entry; | 
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| 316 | service_msg = EvalF(lib, | 
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| 317 | "[0, port, '0', 'getObject', " | 
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| 318 | "['objectId'], ['code/%"Px64 "-%"Px "']]", | 
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| 319 | compile_timestamp - 1, address); | 
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| 320 | HandleIsolateMessage(isolate, service_msg); | 
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| 321 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 322 | EXPECT_SUBSTRING( "\"error\"", handler.msg()); | 
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| 323 |  | 
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| 324 | // Request native code at address. Expect the null code object back. | 
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| 325 | address = last; | 
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| 326 | service_msg = EvalF(lib, | 
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| 327 | "[0, port, '0', 'getObject', " | 
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| 328 | "['objectId'], ['code/native-%"Px "']]", | 
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| 329 | address); | 
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| 330 | HandleIsolateMessage(isolate, service_msg); | 
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| 331 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 332 | // TODO(turnidge): It is pretty broken to return an Instance here.  Fix. | 
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| 333 | EXPECT_SUBSTRING( "\"kind\":\"Null\"", handler.msg()); | 
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| 334 |  | 
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| 335 | // Request malformed native code. | 
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| 336 | service_msg = EvalF(lib, | 
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| 337 | "[0, port, '0', 'getObject', ['objectId'], " | 
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| 338 | "['code/native%"Px "']]", | 
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| 339 | address); | 
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| 340 | HandleIsolateMessage(isolate, service_msg); | 
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| 341 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 342 | EXPECT_SUBSTRING( "\"error\"", handler.msg()); | 
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| 343 | } | 
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| 344 |  | 
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| 345 | ISOLATE_UNIT_TEST_CASE(Service_PcDescriptors) { | 
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| 346 | const char* kScript = | 
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| 347 | "var port;\n"// Set to our mock port by C++. | 
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| 348 | "\n" | 
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| 349 | "class A {\n" | 
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| 350 | "  var a;\n" | 
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| 351 | "  dynamic b() {}\n" | 
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| 352 | "  dynamic c() {\n" | 
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| 353 | "    var d = () { b(); };\n" | 
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| 354 | "    return d;\n" | 
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| 355 | "  }\n" | 
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| 356 | "}\n" | 
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| 357 | "main() {\n" | 
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| 358 | "  var z = new A();\n" | 
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| 359 | "  var x = z.c();\n" | 
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| 360 | "  x();\n" | 
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| 361 | "}"; | 
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| 362 |  | 
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| 363 | Isolate* isolate = thread->isolate(); | 
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| 364 | isolate->set_is_runnable(true); | 
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| 365 | Dart_Handle lib; | 
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| 366 | Library& vmlib = Library::Handle(); | 
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| 367 | { | 
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| 368 | TransitionVMToNative transition(thread); | 
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| 369 | lib = TestCase::LoadTestScript(kScript, NULL); | 
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| 370 | EXPECT_VALID(lib); | 
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| 371 | EXPECT(!Dart_IsNull(lib)); | 
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| 372 | Dart_Handle result = Dart_Invoke(lib, NewString( "main"), 0, NULL); | 
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| 373 | EXPECT_VALID(result); | 
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| 374 | } | 
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| 375 | vmlib ^= Api::UnwrapHandle(lib); | 
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| 376 | EXPECT(!vmlib.IsNull()); | 
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| 377 | const Class& class_a = Class::Handle(GetClass(vmlib, "A")); | 
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| 378 | EXPECT(!class_a.IsNull()); | 
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| 379 | const Function& function_c = Function::Handle(GetFunction(class_a, "c")); | 
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| 380 | EXPECT(!function_c.IsNull()); | 
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| 381 | const Code& code_c = Code::Handle(function_c.CurrentCode()); | 
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| 382 | EXPECT(!code_c.IsNull()); | 
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| 383 |  | 
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| 384 | const PcDescriptors& descriptors = | 
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| 385 | PcDescriptors::Handle(code_c.pc_descriptors()); | 
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| 386 | EXPECT(!descriptors.IsNull()); | 
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| 387 | ObjectIdRing* ring = isolate->EnsureObjectIdRing(); | 
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| 388 | intptr_t id = ring->GetIdForObject(descriptors.raw()); | 
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| 389 |  | 
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| 390 | // Build a mock message handler and wrap it in a dart port. | 
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| 391 | ServiceTestMessageHandler handler; | 
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| 392 | Dart_Port port_id = PortMap::CreatePort(&handler); | 
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| 393 | Dart_Handle port = Api::NewHandle(thread, SendPort::New(port_id)); | 
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| 394 | { | 
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| 395 | TransitionVMToNative transition(thread); | 
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| 396 | EXPECT_VALID(port); | 
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| 397 | EXPECT_VALID(Dart_SetField(lib, NewString( "port"), port)); | 
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| 398 | } | 
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| 399 |  | 
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| 400 | Array& service_msg = Array::Handle(); | 
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| 401 |  | 
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| 402 | // Fetch object. | 
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| 403 | service_msg = EvalF(lib, | 
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| 404 | "[0, port, '0', 'getObject', " | 
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| 405 | "['objectId'], ['objects/%"Pd "']]", | 
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| 406 | id); | 
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| 407 | HandleIsolateMessage(isolate, service_msg); | 
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| 408 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 409 | // Check type. | 
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| 410 | EXPECT_SUBSTRING( "\"type\":\"Object\"", handler.msg()); | 
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| 411 | EXPECT_SUBSTRING( "\"_vmType\":\"PcDescriptors\"", handler.msg()); | 
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| 412 | // Check for members array. | 
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| 413 | EXPECT_SUBSTRING( "\"members\":[", handler.msg()); | 
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| 414 | } | 
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| 415 |  | 
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| 416 | ISOLATE_UNIT_TEST_CASE(Service_LocalVarDescriptors) { | 
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| 417 | const char* kScript = | 
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| 418 | "var port;\n"// Set to our mock port by C++. | 
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| 419 | "\n" | 
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| 420 | "class A {\n" | 
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| 421 | "  var a;\n" | 
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| 422 | "  dynamic b() {}\n" | 
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| 423 | "  dynamic c() {\n" | 
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| 424 | "    var d = () { b(); };\n" | 
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| 425 | "    return d;\n" | 
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| 426 | "  }\n" | 
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| 427 | "}\n" | 
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| 428 | "main() {\n" | 
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| 429 | "  var z = new A();\n" | 
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| 430 | "  var x = z.c();\n" | 
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| 431 | "  x();\n" | 
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| 432 | "}"; | 
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| 433 |  | 
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| 434 | Isolate* isolate = thread->isolate(); | 
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| 435 | isolate->set_is_runnable(true); | 
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| 436 | Dart_Handle lib; | 
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| 437 | Library& vmlib = Library::Handle(); | 
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| 438 | { | 
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| 439 | TransitionVMToNative transition(thread); | 
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| 440 | lib = TestCase::LoadTestScript(kScript, NULL); | 
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| 441 | EXPECT_VALID(lib); | 
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| 442 | EXPECT(!Dart_IsNull(lib)); | 
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| 443 | Dart_Handle result = Dart_Invoke(lib, NewString( "main"), 0, NULL); | 
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| 444 | EXPECT_VALID(result); | 
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| 445 | } | 
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| 446 | vmlib ^= Api::UnwrapHandle(lib); | 
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| 447 | EXPECT(!vmlib.IsNull()); | 
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| 448 | const Class& class_a = Class::Handle(GetClass(vmlib, "A")); | 
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| 449 | EXPECT(!class_a.IsNull()); | 
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| 450 | const Function& function_c = Function::Handle(GetFunction(class_a, "c")); | 
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| 451 | EXPECT(!function_c.IsNull()); | 
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| 452 | const Code& code_c = Code::Handle(function_c.CurrentCode()); | 
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| 453 | EXPECT(!code_c.IsNull()); | 
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| 454 |  | 
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| 455 | const LocalVarDescriptors& descriptors = | 
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| 456 | LocalVarDescriptors::Handle(code_c.GetLocalVarDescriptors()); | 
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| 457 | // Generate an ID for this object. | 
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| 458 | ObjectIdRing* ring = isolate->EnsureObjectIdRing(); | 
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| 459 | intptr_t id = ring->GetIdForObject(descriptors.raw()); | 
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| 460 |  | 
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| 461 | // Build a mock message handler and wrap it in a dart port. | 
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| 462 | ServiceTestMessageHandler handler; | 
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| 463 | Dart_Port port_id = PortMap::CreatePort(&handler); | 
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| 464 | Dart_Handle port = Api::NewHandle(thread, SendPort::New(port_id)); | 
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| 465 | { | 
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| 466 | TransitionVMToNative transition(thread); | 
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| 467 | EXPECT_VALID(port); | 
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| 468 | EXPECT_VALID(Dart_SetField(lib, NewString( "port"), port)); | 
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| 469 | } | 
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| 470 |  | 
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| 471 | Array& service_msg = Array::Handle(); | 
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| 472 |  | 
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| 473 | // Fetch object. | 
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| 474 | service_msg = EvalF(lib, | 
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| 475 | "[0, port, '0', 'getObject', " | 
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| 476 | "['objectId'], ['objects/%"Pd "']]", | 
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| 477 | id); | 
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| 478 | HandleIsolateMessage(isolate, service_msg); | 
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| 479 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 480 | // Check type. | 
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| 481 | EXPECT_SUBSTRING( "\"type\":\"Object\"", handler.msg()); | 
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| 482 | EXPECT_SUBSTRING( "\"_vmType\":\"LocalVarDescriptors\"", handler.msg()); | 
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| 483 | // Check for members array. | 
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| 484 | EXPECT_SUBSTRING( "\"members\":[", handler.msg()); | 
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| 485 | } | 
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| 486 |  | 
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| 487 | static void WeakHandleFinalizer(void* isolate_callback_data, | 
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| 488 | Dart_WeakPersistentHandle handle, | 
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| 489 | void* peer) {} | 
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| 490 |  | 
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| 491 | ISOLATE_UNIT_TEST_CASE(Service_PersistentHandles) { | 
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| 492 | const char* kScript = | 
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| 493 | "var port;\n"// Set to our mock port by C++. | 
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| 494 | "\n" | 
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| 495 | "class A {\n" | 
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| 496 | "  var a;\n" | 
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| 497 | "}\n" | 
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| 498 | "var global = new A();\n" | 
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| 499 | "main() {\n" | 
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| 500 | "  return global;\n" | 
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| 501 | "}"; | 
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| 502 |  | 
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| 503 | Isolate* isolate = thread->isolate(); | 
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| 504 | isolate->set_is_runnable(true); | 
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| 505 |  | 
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| 506 | Dart_Handle lib; | 
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| 507 | Dart_PersistentHandle persistent_handle; | 
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| 508 | Dart_WeakPersistentHandle weak_persistent_handle; | 
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| 509 | { | 
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| 510 | TransitionVMToNative transition(thread); | 
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| 511 | lib = TestCase::LoadTestScript(kScript, NULL); | 
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| 512 | EXPECT_VALID(lib); | 
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| 513 | Dart_Handle result = Dart_Invoke(lib, NewString( "main"), 0, NULL); | 
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| 514 | EXPECT_VALID(result); | 
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| 515 |  | 
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| 516 | // Create a persistent handle to global. | 
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| 517 | persistent_handle = Dart_NewPersistentHandle(result); | 
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| 518 |  | 
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| 519 | // Create a weak persistent handle to global. | 
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| 520 | weak_persistent_handle = Dart_NewWeakPersistentHandle( | 
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| 521 | result, reinterpret_cast<void*>(0xdeadbeef), 128, WeakHandleFinalizer); | 
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| 522 | } | 
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| 523 |  | 
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| 524 | // Build a mock message handler and wrap it in a dart port. | 
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| 525 | ServiceTestMessageHandler handler; | 
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| 526 | Dart_Port port_id = PortMap::CreatePort(&handler); | 
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| 527 | Dart_Handle port = Api::NewHandle(thread, SendPort::New(port_id)); | 
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| 528 | { | 
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| 529 | TransitionVMToNative transition(thread); | 
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| 530 | EXPECT_VALID(port); | 
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| 531 | EXPECT_VALID(Dart_SetField(lib, NewString( "port"), port)); | 
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| 532 | } | 
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| 533 |  | 
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| 534 | Array& service_msg = Array::Handle(); | 
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| 535 |  | 
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| 536 | // Get persistent handles. | 
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| 537 | service_msg = Eval(lib, "[0, port, '0', '_getPersistentHandles', [], []]"); | 
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| 538 | HandleIsolateMessage(isolate, service_msg); | 
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| 539 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 540 | // Look for a heart beat. | 
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| 541 | EXPECT_SUBSTRING( "\"type\":\"_PersistentHandles\"", handler.msg()); | 
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| 542 | EXPECT_SUBSTRING( "\"peer\":\"0xdeadbeef\"", handler.msg()); | 
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| 543 | EXPECT_SUBSTRING( "\"name\":\"A\"", handler.msg()); | 
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| 544 | EXPECT_SUBSTRING( "\"externalSize\":\"128\"", handler.msg()); | 
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| 545 |  | 
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| 546 | // Delete persistent handles. | 
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| 547 | { | 
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| 548 | TransitionVMToNative transition(thread); | 
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| 549 | Dart_DeletePersistentHandle(persistent_handle); | 
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| 550 | Dart_DeleteWeakPersistentHandle(weak_persistent_handle); | 
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| 551 | } | 
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| 552 |  | 
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| 553 | // Get persistent handles (again). | 
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| 554 | service_msg = Eval(lib, "[0, port, '0', '_getPersistentHandles', [], []]"); | 
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| 555 | HandleIsolateMessage(isolate, service_msg); | 
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| 556 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 557 | EXPECT_SUBSTRING( "\"type\":\"_PersistentHandles\"", handler.msg()); | 
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| 558 | // Verify that old persistent handles are not present. | 
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| 559 | EXPECT_NOTSUBSTRING( "\"peer\":\"0xdeadbeef\"", handler.msg()); | 
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| 560 | EXPECT_NOTSUBSTRING( "\"name\":\"A\"", handler.msg()); | 
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| 561 | EXPECT_NOTSUBSTRING( "\"externalSize\":\"128\"", handler.msg()); | 
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| 562 | } | 
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| 563 |  | 
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| 564 | static bool alpha_callback(const char* name, | 
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| 565 | const char** option_keys, | 
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| 566 | const char** option_values, | 
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| 567 | intptr_t num_options, | 
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| 568 | void* user_data, | 
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| 569 | const char** result) { | 
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| 570 | *result = Utils::StrDup( "alpha"); | 
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| 571 | return true; | 
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| 572 | } | 
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| 573 |  | 
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| 574 | static bool beta_callback(const char* name, | 
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| 575 | const char** option_keys, | 
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| 576 | const char** option_values, | 
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| 577 | intptr_t num_options, | 
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| 578 | void* user_data, | 
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| 579 | const char** result) { | 
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| 580 | *result = Utils::StrDup( "beta"); | 
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| 581 | return false; | 
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| 582 | } | 
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| 583 |  | 
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| 584 | ISOLATE_UNIT_TEST_CASE(Service_EmbedderRootHandler) { | 
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| 585 | const char* kScript = | 
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| 586 | "var port;\n"// Set to our mock port by C++. | 
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| 587 | "\n" | 
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| 588 | "var x = 7;\n" | 
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| 589 | "main() {\n" | 
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| 590 | "  x = x * x;\n" | 
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| 591 | "  x = (x / 13).floor();\n" | 
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| 592 | "}"; | 
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| 593 |  | 
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| 594 | Dart_Handle lib; | 
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| 595 | { | 
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| 596 | TransitionVMToNative transition(thread); | 
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| 597 |  | 
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| 598 | Dart_RegisterRootServiceRequestCallback( "alpha", alpha_callback, NULL); | 
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| 599 | Dart_RegisterRootServiceRequestCallback( "beta", beta_callback, NULL); | 
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| 600 |  | 
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| 601 | lib = TestCase::LoadTestScript(kScript, NULL); | 
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| 602 | EXPECT_VALID(lib); | 
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| 603 | Dart_Handle result = Dart_Invoke(lib, NewString( "main"), 0, NULL); | 
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| 604 | EXPECT_VALID(result); | 
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| 605 | } | 
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| 606 |  | 
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| 607 | // Build a mock message handler and wrap it in a dart port. | 
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| 608 | ServiceTestMessageHandler handler; | 
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| 609 | Dart_Port port_id = PortMap::CreatePort(&handler); | 
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| 610 | Dart_Handle port = Api::NewHandle(thread, SendPort::New(port_id)); | 
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| 611 | { | 
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| 612 | TransitionVMToNative transition(thread); | 
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| 613 | EXPECT_VALID(port); | 
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| 614 | EXPECT_VALID(Dart_SetField(lib, NewString( "port"), port)); | 
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| 615 | } | 
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| 616 |  | 
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| 617 | Array& service_msg = Array::Handle(); | 
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| 618 | service_msg = Eval(lib, "[0, port, '\"', 'alpha', [], []]"); | 
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| 619 | HandleRootMessage(service_msg); | 
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| 620 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 621 | EXPECT_STREQ( "{\"jsonrpc\":\"2.0\", \"result\":alpha,\"id\":\"\\\"\"}", | 
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| 622 | handler.msg()); | 
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| 623 | service_msg = Eval(lib, "[0, port, 1, 'beta', [], []]"); | 
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| 624 | HandleRootMessage(service_msg); | 
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| 625 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 626 | EXPECT_STREQ( "{\"jsonrpc\":\"2.0\", \"error\":beta,\"id\":1}", handler.msg()); | 
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| 627 | } | 
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| 628 |  | 
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| 629 | ISOLATE_UNIT_TEST_CASE(Service_EmbedderIsolateHandler) { | 
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| 630 | const char* kScript = | 
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| 631 | "var port;\n"// Set to our mock port by C++. | 
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| 632 | "\n" | 
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| 633 | "var x = 7;\n" | 
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| 634 | "main() {\n" | 
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| 635 | "  x = x * x;\n" | 
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| 636 | "  x = (x / 13).floor();\n" | 
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| 637 | "}"; | 
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| 638 |  | 
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| 639 | Dart_Handle lib; | 
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| 640 | { | 
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| 641 | TransitionVMToNative transition(thread); | 
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| 642 |  | 
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| 643 | Dart_RegisterIsolateServiceRequestCallback( "alpha", alpha_callback, NULL); | 
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| 644 | Dart_RegisterIsolateServiceRequestCallback( "beta", beta_callback, NULL); | 
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| 645 |  | 
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| 646 | lib = TestCase::LoadTestScript(kScript, NULL); | 
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| 647 | EXPECT_VALID(lib); | 
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| 648 | Dart_Handle result = Dart_Invoke(lib, NewString( "main"), 0, NULL); | 
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| 649 | EXPECT_VALID(result); | 
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| 650 | } | 
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| 651 |  | 
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| 652 | // Build a mock message handler and wrap it in a dart port. | 
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| 653 | ServiceTestMessageHandler handler; | 
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| 654 | Dart_Port port_id = PortMap::CreatePort(&handler); | 
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| 655 | Dart_Handle port = Api::NewHandle(thread, SendPort::New(port_id)); | 
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| 656 | { | 
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| 657 | TransitionVMToNative transition(thread); | 
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| 658 | EXPECT_VALID(port); | 
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| 659 | EXPECT_VALID(Dart_SetField(lib, NewString( "port"), port)); | 
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| 660 | } | 
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| 661 |  | 
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| 662 | Isolate* isolate = thread->isolate(); | 
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| 663 | Array& service_msg = Array::Handle(); | 
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| 664 | service_msg = Eval(lib, "[0, port, '0', 'alpha', [], []]"); | 
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| 665 | HandleIsolateMessage(isolate, service_msg); | 
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| 666 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 667 | EXPECT_STREQ( "{\"jsonrpc\":\"2.0\", \"result\":alpha,\"id\":\"0\"}", | 
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| 668 | handler.msg()); | 
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| 669 | service_msg = Eval(lib, "[0, port, '0', 'beta', [], []]"); | 
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| 670 | HandleIsolateMessage(isolate, service_msg); | 
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| 671 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 672 | EXPECT_STREQ( "{\"jsonrpc\":\"2.0\", \"error\":beta,\"id\":\"0\"}", | 
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| 673 | handler.msg()); | 
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| 674 | } | 
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| 675 |  | 
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| 676 | // TODO(zra): Remove when tests are ready to enable. | 
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| 677 | #if !defined(TARGET_ARCH_ARM64) | 
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| 678 |  | 
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| 679 | static void EnableProfiler() { | 
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| 680 | if (!FLAG_profiler) { | 
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| 681 | FLAG_profiler = true; | 
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| 682 | Profiler::Init(); | 
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| 683 | } | 
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| 684 | } | 
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| 685 |  | 
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| 686 | ISOLATE_UNIT_TEST_CASE(Service_Profile) { | 
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| 687 | EnableProfiler(); | 
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| 688 | const char* kScript = | 
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| 689 | "var port;\n"// Set to our mock port by C++. | 
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| 690 | "\n" | 
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| 691 | "var x = 7;\n" | 
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| 692 | "main() {\n" | 
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| 693 | "  x = x * x;\n" | 
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| 694 | "  x = (x / 13).floor();\n" | 
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| 695 | "}"; | 
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| 696 |  | 
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| 697 | Isolate* isolate = thread->isolate(); | 
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| 698 | isolate->set_is_runnable(true); | 
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| 699 | Dart_Handle lib; | 
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| 700 | { | 
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| 701 | TransitionVMToNative transition(thread); | 
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| 702 |  | 
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| 703 | lib = TestCase::LoadTestScript(kScript, NULL); | 
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| 704 | EXPECT_VALID(lib); | 
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| 705 | Dart_Handle result = Dart_Invoke(lib, NewString( "main"), 0, NULL); | 
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| 706 | EXPECT_VALID(result); | 
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| 707 | } | 
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| 708 |  | 
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| 709 | // Build a mock message handler and wrap it in a dart port. | 
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| 710 | ServiceTestMessageHandler handler; | 
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| 711 | Dart_Port port_id = PortMap::CreatePort(&handler); | 
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| 712 | Dart_Handle port = Api::NewHandle(thread, SendPort::New(port_id)); | 
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| 713 | { | 
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| 714 | TransitionVMToNative transition(thread); | 
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| 715 | EXPECT_VALID(port); | 
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| 716 | EXPECT_VALID(Dart_SetField(lib, NewString( "port"), port)); | 
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| 717 | } | 
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| 718 |  | 
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| 719 | Array& service_msg = Array::Handle(); | 
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| 720 | service_msg = Eval(lib, "[0, port, '0', 'getCpuSamples', [], []]"); | 
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| 721 | HandleIsolateMessage(isolate, service_msg); | 
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| 722 | EXPECT_EQ(MessageHandler::kOK, handler.HandleNextMessage()); | 
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| 723 | // Expect profile | 
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| 724 | EXPECT_SUBSTRING( "\"type\":\"CpuSamples\"", handler.msg()); | 
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| 725 | } | 
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| 726 |  | 
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| 727 | #endif  // !defined(TARGET_ARCH_ARM64) | 
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| 728 |  | 
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| 729 | #endif  // !PRODUCT | 
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| 730 |  | 
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| 731 | }  // namespace dart | 
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| 732 |  | 
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