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Unified Diff: third_party/WebKit/Source/modules/fetch/ReadableStreamDataConsumerHandleTest.cpp

Issue 1506023003: Response construction with a ReadableStream (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years ago
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Index: third_party/WebKit/Source/modules/fetch/ReadableStreamDataConsumerHandleTest.cpp
diff --git a/third_party/WebKit/Source/modules/fetch/ReadableStreamDataConsumerHandleTest.cpp b/third_party/WebKit/Source/modules/fetch/ReadableStreamDataConsumerHandleTest.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..aaaadddc06c0616683102acf13d28f6ac94745d8
--- /dev/null
+++ b/third_party/WebKit/Source/modules/fetch/ReadableStreamDataConsumerHandleTest.cpp
@@ -0,0 +1,441 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "config.h"
+#include "modules/fetch/ReadableStreamDataConsumerHandle.h"
+
+#include "bindings/core/v8/ScriptState.h"
+#include "bindings/core/v8/V8BindingMacros.h"
+#include "core/dom/Document.h"
+#include "core/testing/DummyPageHolder.h"
+#include "modules/fetch/DataConsumerHandleTestUtil.h"
+#include "platform/heap/Handle.h"
+#include "platform/testing/UnitTestHelpers.h"
+#include "public/platform/WebDataConsumerHandle.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include <v8.h>
+
+// TODO(yhirano): Add cross-thread tests once the handle gets thread-safe.
+namespace blink {
+
+namespace {
+
+using ::testing::InSequence;
+using ::testing::StrictMock;
+using Checkpoint = StrictMock<::testing::MockFunction<void(int)>>;
+using Result = WebDataConsumerHandle::Result;
+const Result kOk = WebDataConsumerHandle::Ok;
+const Result kShouldWait = WebDataConsumerHandle::ShouldWait;
+const Result kUnexpectedError = WebDataConsumerHandle::UnexpectedError;
+const Result kDone = WebDataConsumerHandle::Done;
+using Flags = WebDataConsumerHandle::Flags;
+const Flags kNone = WebDataConsumerHandle::FlagNone;
+
+class MockClient : public GarbageCollectedFinalized<MockClient>, public WebDataConsumerHandle::Client {
+public:
+ static StrictMock<MockClient>* create() { return new StrictMock<MockClient>(); }
+ MOCK_METHOD0(didGetReadable, void());
+
+ DEFINE_INLINE_TRACE() {}
+
+protected:
+ MockClient() = default;
+};
+
+class ReadableStreamDataConsumerHandleTest : public ::testing::Test {
+public:
+ ReadableStreamDataConsumerHandleTest()
+ : m_page(DummyPageHolder::create())
+ {
+ }
+
+ ScriptState* scriptState() { return ScriptState::forMainWorld(m_page->document().frame()); }
+ v8::Isolate* isolate() { return scriptState()->isolate(); }
+
+ v8::MaybeLocal<v8::Value> eval(const char* s)
+ {
+ v8::Local<v8::String> source;
+ v8::Local<v8::Script> script;
+ if (!v8Call(v8::String::NewFromUtf8(isolate(), s, v8::NewStringType::kNormal), source)) {
+ ADD_FAILURE();
+ return v8::MaybeLocal<v8::Value>();
+ }
+ if (!v8Call(v8::Script::Compile(scriptState()->context(), source), script)) {
+ ADD_FAILURE() << "Compilation fails";
+ return v8::MaybeLocal<v8::Value>();
+ }
+ return script->Run(scriptState()->context());
+ }
+ v8::MaybeLocal<v8::Value> evalWithPrintingError(const char* s)
+ {
+ v8::TryCatch block(isolate());
+ v8::MaybeLocal<v8::Value> r = eval(s);
+ if (block.HasCaught()) {
+ ADD_FAILURE() << toCoreString(block.Exception()->ToString(isolate())).utf8().data();
+ block.ReThrow();
+ }
+ return r;
+ }
+
+private:
+ OwnPtr<DummyPageHolder> m_page;
+};
+
+TEST_F(ReadableStreamDataConsumerHandleTest, Create)
+{
+ ScriptState::Scope scope(scriptState());
+ ScriptValue stream(scriptState(), evalWithPrintingError("new ReadableStream"));
+ ASSERT_FALSE(stream.isEmpty());
+ OwnPtr<ReadableStreamDataConsumerHandle> handle = ReadableStreamDataConsumerHandle::create(scriptState(), stream.v8Value());
+ ASSERT_TRUE(handle);
+ MockClient* client = MockClient::create();
+ Checkpoint checkpoint;
+
+ InSequence s;
+ EXPECT_CALL(checkpoint, Call(1));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(2));
+
+ OwnPtr<FetchDataConsumerHandle::Reader> reader = handle->obtainReader(client);
+ ASSERT_TRUE(reader);
+ checkpoint.Call(1);
+ testing::runPendingTasks();
+ checkpoint.Call(2);
+}
+
+TEST_F(ReadableStreamDataConsumerHandleTest, EmptyStream)
+{
+ ScriptState::Scope scope(scriptState());
+ ScriptValue stream(scriptState(), evalWithPrintingError(
+ "new ReadableStream({start: c => c.close()})"));
+ ASSERT_FALSE(stream.isEmpty());
+ OwnPtr<ReadableStreamDataConsumerHandle> handle = ReadableStreamDataConsumerHandle::create(scriptState(), stream.v8Value());
+ ASSERT_TRUE(handle);
+ MockClient* client = MockClient::create();
+ Checkpoint checkpoint;
+
+ InSequence s;
+ EXPECT_CALL(checkpoint, Call(1));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(2));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(3));
+
+ char c;
+ size_t readBytes;
+ OwnPtr<FetchDataConsumerHandle::Reader> reader = handle->obtainReader(client);
+ ASSERT_TRUE(reader);
+ checkpoint.Call(1);
+ testing::runPendingTasks();
+ checkpoint.Call(2);
+ EXPECT_EQ(kShouldWait, reader->read(&c, 1, kNone, &readBytes));
+ testing::runPendingTasks();
+ checkpoint.Call(3);
+ EXPECT_EQ(kDone, reader->read(&c, 1, kNone, &readBytes));
+}
+
+TEST_F(ReadableStreamDataConsumerHandleTest, ErroredStream)
+{
+ ScriptState::Scope scope(scriptState());
+ ScriptValue stream(scriptState(), evalWithPrintingError(
+ "new ReadableStream({start: c => c.error()})"));
+ ASSERT_FALSE(stream.isEmpty());
+ OwnPtr<ReadableStreamDataConsumerHandle> handle = ReadableStreamDataConsumerHandle::create(scriptState(), stream.v8Value());
+ ASSERT_TRUE(handle);
+ MockClient* client = MockClient::create();
+ Checkpoint checkpoint;
+
+ InSequence s;
+ EXPECT_CALL(checkpoint, Call(1));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(2));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(3));
+
+ char c;
+ size_t readBytes;
+ OwnPtr<FetchDataConsumerHandle::Reader> reader = handle->obtainReader(client);
+ ASSERT_TRUE(reader);
+ checkpoint.Call(1);
+ testing::runPendingTasks();
+ checkpoint.Call(2);
+ EXPECT_EQ(kShouldWait, reader->read(&c, 1, kNone, &readBytes));
+ testing::runPendingTasks();
+ checkpoint.Call(3);
+ EXPECT_EQ(kUnexpectedError, reader->read(&c, 1, kNone, &readBytes));
+}
+
+TEST_F(ReadableStreamDataConsumerHandleTest, Read)
+{
+ ScriptState::Scope scope(scriptState());
+ ScriptValue stream(scriptState(), evalWithPrintingError(
+ "var controller;"
+ "var stream = new ReadableStream({start: c => controller = c});"
+ "controller.enqueue(new Uint8Array([0x43, 0x44, 0x45, 0x46]));"
+ "controller.enqueue(new Uint8Array([0x47, 0x48, 0x49, 0x4a]));"
+ "controller.close();"
+ "stream"));
+ ASSERT_FALSE(stream.isEmpty());
+ OwnPtr<ReadableStreamDataConsumerHandle> handle = ReadableStreamDataConsumerHandle::create(scriptState(), stream.v8Value());
+ ASSERT_TRUE(handle);
+ MockClient* client = MockClient::create();
+ Checkpoint checkpoint;
+
+ InSequence s;
+ EXPECT_CALL(checkpoint, Call(1));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(2));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(3));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(4));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(5));
+
+ char buffer[3];
+ size_t readBytes;
+ OwnPtr<FetchDataConsumerHandle::Reader> reader = handle->obtainReader(client);
+ ASSERT_TRUE(reader);
+ checkpoint.Call(1);
+ testing::runPendingTasks();
+ checkpoint.Call(2);
+ EXPECT_EQ(kShouldWait, reader->read(buffer, 3, kNone, &readBytes));
+ testing::runPendingTasks();
+ checkpoint.Call(3);
+ EXPECT_EQ(kOk, reader->read(buffer, 3, kNone, &readBytes));
+ EXPECT_EQ(3u, readBytes);
+ EXPECT_EQ(0x43, buffer[0]);
+ EXPECT_EQ(0x44, buffer[1]);
+ EXPECT_EQ(0x45, buffer[2]);
+ EXPECT_EQ(kOk, reader->read(buffer, 3, kNone, &readBytes));
+ EXPECT_EQ(1u, readBytes);
+ EXPECT_EQ(0x46, buffer[0]);
+ EXPECT_EQ(kShouldWait, reader->read(buffer, 3, kNone, &readBytes));
+ testing::runPendingTasks();
+ checkpoint.Call(4);
+ EXPECT_EQ(kOk, reader->read(buffer, 3, kNone, &readBytes));
+ EXPECT_EQ(3u, readBytes);
+ EXPECT_EQ(0x47, buffer[0]);
+ EXPECT_EQ(0x48, buffer[1]);
+ EXPECT_EQ(0x49, buffer[2]);
+ EXPECT_EQ(kOk, reader->read(buffer, 3, kNone, &readBytes));
+ EXPECT_EQ(1u, readBytes);
+ EXPECT_EQ(0x4a, buffer[0]);
+ EXPECT_EQ(kShouldWait, reader->read(buffer, 3, kNone, &readBytes));
+ testing::runPendingTasks();
+ checkpoint.Call(5);
+ EXPECT_EQ(kDone, reader->read(buffer, 3, kNone, &readBytes));
+}
+
+TEST_F(ReadableStreamDataConsumerHandleTest, TwoPhaseRead)
+{
+ ScriptState::Scope scope(scriptState());
+ ScriptValue stream(scriptState(), evalWithPrintingError(
+ "var controller;"
+ "var stream = new ReadableStream({start: c => controller = c});"
+ "controller.enqueue(new Uint8Array([0x43, 0x44, 0x45, 0x46]));"
+ "controller.enqueue(new Uint8Array([0x47, 0x48, 0x49, 0x4a]));"
+ "controller.close();"
+ "stream"));
+ ASSERT_FALSE(stream.isEmpty());
+ OwnPtr<ReadableStreamDataConsumerHandle> handle = ReadableStreamDataConsumerHandle::create(scriptState(), stream.v8Value());
+ ASSERT_TRUE(handle);
+ MockClient* client = MockClient::create();
+ Checkpoint checkpoint;
+
+ InSequence s;
+ EXPECT_CALL(checkpoint, Call(1));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(2));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(3));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(4));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(5));
+
+ const void* buffer;
+ size_t available;
+ OwnPtr<FetchDataConsumerHandle::Reader> reader = handle->obtainReader(client);
+ ASSERT_TRUE(reader);
+ checkpoint.Call(1);
+ testing::runPendingTasks();
+ checkpoint.Call(2);
+ EXPECT_EQ(kShouldWait, reader->beginRead(&buffer, kNone, &available));
+ testing::runPendingTasks();
+ checkpoint.Call(3);
+ EXPECT_EQ(kOk, reader->beginRead(&buffer, kNone, &available));
+ EXPECT_EQ(4u, available);
+ EXPECT_EQ(0x43, static_cast<const char*>(buffer)[0]);
+ EXPECT_EQ(0x44, static_cast<const char*>(buffer)[1]);
+ EXPECT_EQ(0x45, static_cast<const char*>(buffer)[2]);
+ EXPECT_EQ(0x46, static_cast<const char*>(buffer)[3]);
+ EXPECT_EQ(kOk, reader->endRead(0));
+ EXPECT_EQ(kOk, reader->beginRead(&buffer, kNone, &available));
+ EXPECT_EQ(4u, available);
+ EXPECT_EQ(0x43, static_cast<const char*>(buffer)[0]);
+ EXPECT_EQ(0x44, static_cast<const char*>(buffer)[1]);
+ EXPECT_EQ(0x45, static_cast<const char*>(buffer)[2]);
+ EXPECT_EQ(0x46, static_cast<const char*>(buffer)[3]);
+ EXPECT_EQ(kOk, reader->endRead(1));
+ EXPECT_EQ(kOk, reader->beginRead(&buffer, kNone, &available));
+ EXPECT_EQ(3u, available);
+ EXPECT_EQ(0x44, static_cast<const char*>(buffer)[0]);
+ EXPECT_EQ(0x45, static_cast<const char*>(buffer)[1]);
+ EXPECT_EQ(0x46, static_cast<const char*>(buffer)[2]);
+ EXPECT_EQ(kOk, reader->endRead(3));
+ EXPECT_EQ(kShouldWait, reader->beginRead(&buffer, kNone, &available));
+ testing::runPendingTasks();
+ checkpoint.Call(4);
+ EXPECT_EQ(kOk, reader->beginRead(&buffer, kNone, &available));
+ EXPECT_EQ(4u, available);
+ EXPECT_EQ(0x47, static_cast<const char*>(buffer)[0]);
+ EXPECT_EQ(0x48, static_cast<const char*>(buffer)[1]);
+ EXPECT_EQ(0x49, static_cast<const char*>(buffer)[2]);
+ EXPECT_EQ(0x4a, static_cast<const char*>(buffer)[3]);
+ EXPECT_EQ(kOk, reader->endRead(4));
+ EXPECT_EQ(kShouldWait, reader->beginRead(&buffer, kNone, &available));
+ testing::runPendingTasks();
+ checkpoint.Call(5);
+ EXPECT_EQ(kDone, reader->beginRead(&buffer, kNone, &available));
+}
+
+TEST_F(ReadableStreamDataConsumerHandleTest, LockedStream)
+{
+ ScriptState::Scope scope(scriptState());
+ ScriptValue stream(scriptState(), evalWithPrintingError(
+ "var stream = new ReadableStream;"
+ "stream.getReader();"
+ "stream"));
+ ASSERT_FALSE(stream.isEmpty());
+ OwnPtr<ReadableStreamDataConsumerHandle> handle = ReadableStreamDataConsumerHandle::create(scriptState(), stream.v8Value());
+ ASSERT_TRUE(handle);
+ MockClient* client = MockClient::create();
+ Checkpoint checkpoint;
+
+ InSequence s;
+ EXPECT_CALL(checkpoint, Call(1));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(2));
+
+ char c;
+ size_t readBytes;
+ OwnPtr<FetchDataConsumerHandle::Reader> reader = handle->obtainReader(client);
+ ASSERT_TRUE(reader);
+ checkpoint.Call(1);
+ testing::runPendingTasks();
+ checkpoint.Call(2);
+ EXPECT_EQ(kUnexpectedError, reader->read(&c, 1, kNone, &readBytes));
+}
+
+TEST_F(ReadableStreamDataConsumerHandleTest, EnqueueUndefined)
+{
+ ScriptState::Scope scope(scriptState());
+ ScriptValue stream(scriptState(), evalWithPrintingError(
+ "var controller;"
+ "var stream = new ReadableStream({start: c => controller = c});"
+ "controller.enqueue(undefined);"
+ "controller.close();"
+ "stream"));
+ ASSERT_FALSE(stream.isEmpty());
+ OwnPtr<ReadableStreamDataConsumerHandle> handle = ReadableStreamDataConsumerHandle::create(scriptState(), stream.v8Value());
+ ASSERT_TRUE(handle);
+ MockClient* client = MockClient::create();
+ Checkpoint checkpoint;
+
+ InSequence s;
+ EXPECT_CALL(checkpoint, Call(1));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(2));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(3));
+
+ const void* buffer;
+ size_t available;
+ OwnPtr<FetchDataConsumerHandle::Reader> reader = handle->obtainReader(client);
+ ASSERT_TRUE(reader);
+ checkpoint.Call(1);
+ testing::runPendingTasks();
+ checkpoint.Call(2);
+ EXPECT_EQ(kShouldWait, reader->beginRead(&buffer, kNone, &available));
+ testing::runPendingTasks();
+ checkpoint.Call(3);
+ EXPECT_EQ(kUnexpectedError, reader->beginRead(&buffer, kNone, &available));
+}
+
+TEST_F(ReadableStreamDataConsumerHandleTest, EnqueueNull)
+{
+ ScriptState::Scope scope(scriptState());
+ ScriptValue stream(scriptState(), evalWithPrintingError(
+ "var controller;"
+ "var stream = new ReadableStream({start: c => controller = c});"
+ "controller.enqueue(null);"
+ "controller.close();"
+ "stream"));
+ ASSERT_FALSE(stream.isEmpty());
+ OwnPtr<ReadableStreamDataConsumerHandle> handle = ReadableStreamDataConsumerHandle::create(scriptState(), stream.v8Value());
+ ASSERT_TRUE(handle);
+ MockClient* client = MockClient::create();
+ Checkpoint checkpoint;
+
+ InSequence s;
+ EXPECT_CALL(checkpoint, Call(1));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(2));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(3));
+
+ const void* buffer;
+ size_t available;
+ OwnPtr<FetchDataConsumerHandle::Reader> reader = handle->obtainReader(client);
+ ASSERT_TRUE(reader);
+ checkpoint.Call(1);
+ testing::runPendingTasks();
+ checkpoint.Call(2);
+ EXPECT_EQ(kShouldWait, reader->beginRead(&buffer, kNone, &available));
+ testing::runPendingTasks();
+ checkpoint.Call(3);
+ EXPECT_EQ(kUnexpectedError, reader->beginRead(&buffer, kNone, &available));
+}
+
+TEST_F(ReadableStreamDataConsumerHandleTest, EnqueueString)
+{
+ ScriptState::Scope scope(scriptState());
+ ScriptValue stream(scriptState(), evalWithPrintingError(
+ "var controller;"
+ "var stream = new ReadableStream({start: c => controller = c});"
+ "controller.enqueue('hello');"
+ "controller.close();"
+ "stream"));
+ ASSERT_FALSE(stream.isEmpty());
+ OwnPtr<ReadableStreamDataConsumerHandle> handle = ReadableStreamDataConsumerHandle::create(scriptState(), stream.v8Value());
+ ASSERT_TRUE(handle);
+ MockClient* client = MockClient::create();
+ Checkpoint checkpoint;
+
+ InSequence s;
+ EXPECT_CALL(checkpoint, Call(1));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(2));
+ EXPECT_CALL(*client, didGetReadable());
+ EXPECT_CALL(checkpoint, Call(3));
+
+ const void* buffer;
+ size_t available;
+ OwnPtr<FetchDataConsumerHandle::Reader> reader = handle->obtainReader(client);
+ ASSERT_TRUE(reader);
+ checkpoint.Call(1);
+ testing::runPendingTasks();
+ checkpoint.Call(2);
+ EXPECT_EQ(kShouldWait, reader->beginRead(&buffer, kNone, &available));
+ testing::runPendingTasks();
+ checkpoint.Call(3);
+ EXPECT_EQ(kUnexpectedError, reader->beginRead(&buffer, kNone, &available));
+}
+
+} // namespace
+
+} // namespace blink
+
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