Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1 | // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #include "src/v8.h" |
| 29 | |
| 30 | #include "test/cctest/cctest.h" |
| 31 | |
| 32 | using namespace v8; |
| 33 | namespace i = v8::internal; |
| 34 | |
| 35 | namespace { |
| 36 | class HarmonyIsolate { |
| 37 | public: |
| 38 | HarmonyIsolate() { |
| 39 | isolate_ = Isolate::New(); |
| 40 | isolate_->Enter(); |
| 41 | } |
| 42 | |
| 43 | ~HarmonyIsolate() { |
| 44 | isolate_->Exit(); |
| 45 | isolate_->Dispose(); |
| 46 | } |
| 47 | |
| 48 | Isolate* GetIsolate() const { return isolate_; } |
| 49 | |
| 50 | private: |
| 51 | Isolate* isolate_; |
| 52 | }; |
| 53 | } |
| 54 | |
| 55 | |
| 56 | TEST(MicrotaskDeliverySimple) { |
| 57 | HarmonyIsolate isolate; |
| 58 | HandleScope scope(isolate.GetIsolate()); |
| 59 | LocalContext context(isolate.GetIsolate()); |
| 60 | CompileRun( |
| 61 | "var ordering = [];" |
| 62 | "var resolver = {};" |
| 63 | "function handler(resolve) { resolver.resolve = resolve; }" |
| 64 | "var obj = {};" |
| 65 | "var observeOrders = [1, 4];" |
| 66 | "function observer() {" |
| 67 | "ordering.push(observeOrders.shift());" |
| 68 | "resolver.resolve();" |
| 69 | "}" |
| 70 | "var p = new Promise(handler);" |
| 71 | "p.then(function() {" |
| 72 | "ordering.push(2);" |
| 73 | "}).then(function() {" |
| 74 | "ordering.push(3);" |
| 75 | "obj.id++;" |
| 76 | "return new Promise(handler);" |
| 77 | "}).then(function() {" |
| 78 | "ordering.push(5);" |
| 79 | "}).then(function() {" |
| 80 | "ordering.push(6);" |
| 81 | "});" |
| 82 | "Object.observe(obj, observer);" |
| 83 | "obj.id = 1;"); |
| 84 | CHECK_EQ(6, CompileRun("ordering.length")->Int32Value()); |
| 85 | CHECK_EQ(1, CompileRun("ordering[0]")->Int32Value()); |
| 86 | CHECK_EQ(2, CompileRun("ordering[1]")->Int32Value()); |
| 87 | CHECK_EQ(3, CompileRun("ordering[2]")->Int32Value()); |
| 88 | CHECK_EQ(4, CompileRun("ordering[3]")->Int32Value()); |
| 89 | CHECK_EQ(5, CompileRun("ordering[4]")->Int32Value()); |
| 90 | CHECK_EQ(6, CompileRun("ordering[5]")->Int32Value()); |
| 91 | } |
| 92 | |
| 93 | |
| 94 | TEST(MicrotaskPerIsolateState) { |
| 95 | HarmonyIsolate isolate; |
| 96 | HandleScope scope(isolate.GetIsolate()); |
| 97 | LocalContext context1(isolate.GetIsolate()); |
| 98 | isolate.GetIsolate()->SetAutorunMicrotasks(false); |
| 99 | CompileRun( |
| 100 | "var obj = { calls: 0 };"); |
| 101 | Handle<Value> obj = CompileRun("obj"); |
| 102 | { |
| 103 | LocalContext context2(isolate.GetIsolate()); |
| 104 | context2->Global()->Set(String::NewFromUtf8(isolate.GetIsolate(), "obj"), |
| 105 | obj); |
| 106 | CompileRun( |
| 107 | "var resolver = {};" |
| 108 | "new Promise(function(resolve) {" |
| 109 | "resolver.resolve = resolve;" |
| 110 | "}).then(function() {" |
| 111 | "obj.calls++;" |
| 112 | "});" |
| 113 | "(function() {" |
| 114 | "resolver.resolve();" |
| 115 | "})();"); |
| 116 | } |
| 117 | { |
| 118 | LocalContext context3(isolate.GetIsolate()); |
| 119 | context3->Global()->Set(String::NewFromUtf8(isolate.GetIsolate(), "obj"), |
| 120 | obj); |
| 121 | CompileRun( |
| 122 | "var foo = { id: 1 };" |
| 123 | "Object.observe(foo, function() {" |
| 124 | "obj.calls++;" |
| 125 | "});" |
| 126 | "foo.id++;"); |
| 127 | } |
| 128 | { |
| 129 | LocalContext context4(isolate.GetIsolate()); |
| 130 | context4->Global()->Set(String::NewFromUtf8(isolate.GetIsolate(), "obj"), |
| 131 | obj); |
| 132 | isolate.GetIsolate()->RunMicrotasks(); |
| 133 | CHECK_EQ(2, CompileRun("obj.calls")->Int32Value()); |
| 134 | } |
| 135 | } |