src/third_party/WebKit/Source/bindings/v8/ScriptPromiseResolverTest.cpp

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  30
  31 #include "config.h"
  32 #include "bindings/v8/ScriptPromiseResolver.h"
  33
  34 #include "RuntimeEnabledFeatures.h"
  35 #include "bindings/v8/DOMWrapperWorld.h"
  36 #include "bindings/v8/ScriptPromise.h"
  37 #include "bindings/v8/V8Binding.h"
  38 #include "bindings/v8/custom/V8PromiseCustom.h"
  39
  40 #include <gtest/gtest.h>
  41 #include <v8.h>
  42
  43 namespace WebCore {
  44
  45 namespace {
  46
  47 class ScriptPromiseResolverTest : public testing::Test {
  48 public:
  49     ScriptPromiseResolverTest()
  50         : m_isolate(v8::Isolate::GetCurrent())
  51     {
  52     }
  53
  54     void SetUp()
  55     {
  56         m_scope = V8ExecutionScope::create(m_isolate);
  57         m_resolver = ScriptPromiseResolver::create(m_scope->scriptState());
  58         m_promise = m_resolver->promise();
  59     }
  60
  61     void TearDown()
  62     {
  63         m_resolver = nullptr;
  64         m_promise.clear();
  65         m_scope.clear();
  66     }
  67
  68     V8PromiseCustom::PromiseState state()
  69     {
  70         return V8PromiseCustom::getState(V8PromiseCustom::getInternal(promise()));
  71     }
  72
  73     v8::Local<v8::Value> result()
  74     {
  75         return V8PromiseCustom::getInternal(promise())->GetInternalField(V8PromiseCustom::InternalResultIndex);
  76     }
  77
  78     v8::Local<v8::Object> promise()
  79     {
  80         ASSERT(!m_promise.isEmpty());
  81         return m_promise.v8Value().As<v8::Object>();
  82     }
  83
  84 protected:
  85     v8::Isolate* m_isolate;
  86     RefPtr<ScriptPromiseResolver> m_resolver;
  87     ScriptPromise m_promise;
  88 private:
  89     OwnPtr<V8ExecutionScope> m_scope;
  90 };
  91
  92 TEST_F(ScriptPromiseResolverTest, initialState)
  93 {
  94     if (RuntimeEnabledFeatures::scriptPromiseOnV8PromiseEnabled())
  95         return;
  96     EXPECT_EQ(V8PromiseCustom::Pending, state());
  97     EXPECT_TRUE(result()->IsUndefined());
  98 }
  99
 100 TEST_F(ScriptPromiseResolverTest, resolve)
 101 {
 102     if (RuntimeEnabledFeatures::scriptPromiseOnV8PromiseEnabled())
 103         return;
 104     EXPECT_EQ(V8PromiseCustom::Pending, state());
 105     EXPECT_TRUE(result()->IsUndefined());
 106
 107     m_resolver->resolve(ScriptValue(ScriptState::current(m_isolate), v8::Integer::New(m_isolate, 3)));
 108
 109     EXPECT_EQ(V8PromiseCustom::Fulfilled, state());
 110     ASSERT_TRUE(result()->IsNumber());
 111     EXPECT_EQ(3, result().As<v8::Integer>()->Value());
 112 }
 113
 114 TEST_F(ScriptPromiseResolverTest, reject)
 115 {
 116     if (RuntimeEnabledFeatures::scriptPromiseOnV8PromiseEnabled())
 117         return;
 118     EXPECT_EQ(V8PromiseCustom::Pending, state());
 119     EXPECT_TRUE(result()->IsUndefined());
 120
 121     m_resolver->reject(ScriptValue(ScriptState::current(m_isolate), v8::Integer::New(m_isolate, 3)));
 122
 123     EXPECT_EQ(V8PromiseCustom::Rejected, state());
 124     ASSERT_TRUE(result()->IsNumber());
 125     EXPECT_EQ(3, result().As<v8::Integer>()->Value());
 126 }
 127
 128 TEST_F(ScriptPromiseResolverTest, resolveOverResolve)
 129 {
 130     if (RuntimeEnabledFeatures::scriptPromiseOnV8PromiseEnabled())
 131         return;
 132     EXPECT_EQ(V8PromiseCustom::Pending, state());
 133     EXPECT_TRUE(result()->IsUndefined());
 134
 135     m_resolver->resolve(ScriptValue(ScriptState::current(m_isolate), v8::Integer::New(m_isolate, 3)));
 136
 137     EXPECT_EQ(V8PromiseCustom::Fulfilled, state());
 138     ASSERT_TRUE(result()->IsNumber());
 139     EXPECT_EQ(3, result().As<v8::Integer>()->Value());
 140
 141     m_resolver->resolve(ScriptValue(ScriptState::current(m_isolate), v8::Integer::New(m_isolate, 4)));
 142     EXPECT_EQ(V8PromiseCustom::Fulfilled, state());
 143     ASSERT_TRUE(result()->IsNumber());
 144     EXPECT_EQ(3, result().As<v8::Integer>()->Value());
 145 }
 146
 147 TEST_F(ScriptPromiseResolverTest, rejectOverResolve)
 148 {
 149     if (RuntimeEnabledFeatures::scriptPromiseOnV8PromiseEnabled())
 150         return;
 151     EXPECT_EQ(V8PromiseCustom::Pending, state());
 152     EXPECT_TRUE(result()->IsUndefined());
 153
 154     m_resolver->resolve(ScriptValue(ScriptState::current(m_isolate), v8::Integer::New(m_isolate, 3)));
 155
 156     EXPECT_EQ(V8PromiseCustom::Fulfilled, state());
 157     ASSERT_TRUE(result()->IsNumber());
 158     EXPECT_EQ(3, result().As<v8::Integer>()->Value());
 159
 160     m_resolver->reject(ScriptValue(ScriptState::current(m_isolate), v8::Integer::New(m_isolate, 4)));
 161     EXPECT_EQ(V8PromiseCustom::Fulfilled, state());
 162     ASSERT_TRUE(result()->IsNumber());
 163     EXPECT_EQ(3, result().As<v8::Integer>()->Value());
 164 }
 165
 166 } // namespace
 167
 168 } // namespace WebCore