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Unified Diff: mojo/edk/system/channel_unittest.cc

Issue 623883002: Revert "Move mojo edk into mojo/edk" (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years, 2 months ago
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Index: mojo/edk/system/channel_unittest.cc
diff --git a/mojo/edk/system/channel_unittest.cc b/mojo/edk/system/channel_unittest.cc
deleted file mode 100644
index 237c05cf22f7dd7aaa399a915a15b923556bb96f..0000000000000000000000000000000000000000
--- a/mojo/edk/system/channel_unittest.cc
+++ /dev/null
@@ -1,323 +0,0 @@
-// Copyright 2014 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 "mojo/edk/system/channel.h"
-
-#include "base/bind.h"
-#include "base/location.h"
-#include "base/message_loop/message_loop.h"
-#include "base/test/test_io_thread.h"
-#include "mojo/edk/embedder/platform_channel_pair.h"
-#include "mojo/edk/embedder/simple_platform_support.h"
-#include "mojo/edk/system/channel_endpoint.h"
-#include "mojo/edk/system/message_in_transit.h"
-#include "mojo/edk/system/message_pipe.h"
-#include "mojo/edk/system/raw_channel.h"
-#include "mojo/edk/system/test_utils.h"
-#include "mojo/edk/system/waiter.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace mojo {
-namespace system {
-namespace {
-
-enum Tristate { TRISTATE_UNKNOWN = -1, TRISTATE_FALSE = 0, TRISTATE_TRUE = 1 };
-
-Tristate BoolToTristate(bool b) {
- return b ? TRISTATE_TRUE : TRISTATE_FALSE;
-}
-
-class ChannelTest : public testing::Test {
- public:
- ChannelTest()
- : io_thread_(base::TestIOThread::kAutoStart),
- init_result_(TRISTATE_UNKNOWN) {}
- virtual ~ChannelTest() {}
-
- virtual void SetUp() override {
- io_thread_.PostTaskAndWait(
- FROM_HERE,
- base::Bind(&ChannelTest::SetUpOnIOThread, base::Unretained(this)));
- }
-
- void CreateChannelOnIOThread() {
- CHECK_EQ(base::MessageLoop::current(), io_thread()->message_loop());
- channel_ = new Channel(&platform_support_);
- }
-
- void InitChannelOnIOThread() {
- CHECK_EQ(base::MessageLoop::current(), io_thread()->message_loop());
-
- CHECK(raw_channel_);
- CHECK(channel_.get());
- CHECK_EQ(init_result_, TRISTATE_UNKNOWN);
-
- init_result_ = BoolToTristate(channel_->Init(raw_channel_.Pass()));
- }
-
- void ShutdownChannelOnIOThread() {
- CHECK_EQ(base::MessageLoop::current(), io_thread()->message_loop());
-
- CHECK(channel_.get());
- channel_->Shutdown();
- }
-
- base::TestIOThread* io_thread() { return &io_thread_; }
- RawChannel* raw_channel() { return raw_channel_.get(); }
- scoped_ptr<RawChannel>* mutable_raw_channel() { return &raw_channel_; }
- Channel* channel() { return channel_.get(); }
- scoped_refptr<Channel>* mutable_channel() { return &channel_; }
- Tristate init_result() const { return init_result_; }
-
- private:
- void SetUpOnIOThread() {
- CHECK_EQ(base::MessageLoop::current(), io_thread()->message_loop());
-
- embedder::PlatformChannelPair channel_pair;
- raw_channel_ = RawChannel::Create(channel_pair.PassServerHandle()).Pass();
- other_platform_handle_ = channel_pair.PassClientHandle();
- }
-
- embedder::SimplePlatformSupport platform_support_;
- base::TestIOThread io_thread_;
- scoped_ptr<RawChannel> raw_channel_;
- embedder::ScopedPlatformHandle other_platform_handle_;
- scoped_refptr<Channel> channel_;
-
- Tristate init_result_;
-
- DISALLOW_COPY_AND_ASSIGN(ChannelTest);
-};
-
-// ChannelTest.InitShutdown ----------------------------------------------------
-
-TEST_F(ChannelTest, InitShutdown) {
- io_thread()->PostTaskAndWait(FROM_HERE,
- base::Bind(&ChannelTest::CreateChannelOnIOThread,
- base::Unretained(this)));
- ASSERT_TRUE(channel());
-
- io_thread()->PostTaskAndWait(
- FROM_HERE,
- base::Bind(&ChannelTest::InitChannelOnIOThread, base::Unretained(this)));
- EXPECT_EQ(TRISTATE_TRUE, init_result());
-
- io_thread()->PostTaskAndWait(
- FROM_HERE,
- base::Bind(&ChannelTest::ShutdownChannelOnIOThread,
- base::Unretained(this)));
-
- // Okay to destroy |Channel| on not-the-I/O-thread.
- EXPECT_TRUE(channel()->HasOneRef());
- *mutable_channel() = nullptr;
-}
-
-// ChannelTest.InitFails -------------------------------------------------------
-
-class MockRawChannelOnInitFails : public RawChannel {
- public:
- MockRawChannelOnInitFails() : on_init_called_(false) {}
- virtual ~MockRawChannelOnInitFails() {}
-
- // |RawChannel| public methods:
- virtual size_t GetSerializedPlatformHandleSize() const override { return 0; }
-
- private:
- // |RawChannel| protected methods:
- virtual IOResult Read(size_t*) override {
- CHECK(false);
- return IO_FAILED_UNKNOWN;
- }
- virtual IOResult ScheduleRead() override {
- CHECK(false);
- return IO_FAILED_UNKNOWN;
- }
- virtual embedder::ScopedPlatformHandleVectorPtr GetReadPlatformHandles(
- size_t,
- const void*) override {
- CHECK(false);
- return embedder::ScopedPlatformHandleVectorPtr();
- }
- virtual IOResult WriteNoLock(size_t*, size_t*) override {
- CHECK(false);
- return IO_FAILED_UNKNOWN;
- }
- virtual IOResult ScheduleWriteNoLock() override {
- CHECK(false);
- return IO_FAILED_UNKNOWN;
- }
- virtual bool OnInit() override {
- EXPECT_FALSE(on_init_called_);
- on_init_called_ = true;
- return false;
- }
- virtual void OnShutdownNoLock(scoped_ptr<ReadBuffer>,
- scoped_ptr<WriteBuffer>) override {
- CHECK(false);
- }
-
- bool on_init_called_;
-
- DISALLOW_COPY_AND_ASSIGN(MockRawChannelOnInitFails);
-};
-
-TEST_F(ChannelTest, InitFails) {
- io_thread()->PostTaskAndWait(FROM_HERE,
- base::Bind(&ChannelTest::CreateChannelOnIOThread,
- base::Unretained(this)));
- ASSERT_TRUE(channel());
-
- ASSERT_TRUE(raw_channel());
- mutable_raw_channel()->reset(new MockRawChannelOnInitFails());
-
- io_thread()->PostTaskAndWait(
- FROM_HERE,
- base::Bind(&ChannelTest::InitChannelOnIOThread, base::Unretained(this)));
- EXPECT_EQ(TRISTATE_FALSE, init_result());
-
- // Should destroy |Channel| with no |Shutdown()| (on not-the-I/O-thread).
- EXPECT_TRUE(channel()->HasOneRef());
- *mutable_channel() = nullptr;
-}
-
-// ChannelTest.CloseBeforeRun --------------------------------------------------
-
-TEST_F(ChannelTest, CloseBeforeRun) {
- io_thread()->PostTaskAndWait(FROM_HERE,
- base::Bind(&ChannelTest::CreateChannelOnIOThread,
- base::Unretained(this)));
- ASSERT_TRUE(channel());
-
- io_thread()->PostTaskAndWait(
- FROM_HERE,
- base::Bind(&ChannelTest::InitChannelOnIOThread, base::Unretained(this)));
- EXPECT_EQ(TRISTATE_TRUE, init_result());
-
- scoped_refptr<ChannelEndpoint> channel_endpoint;
- scoped_refptr<MessagePipe> mp(
- MessagePipe::CreateLocalProxy(&channel_endpoint));
-
- MessageInTransit::EndpointId local_id =
- channel()->AttachEndpoint(channel_endpoint);
- EXPECT_EQ(Channel::kBootstrapEndpointId, local_id);
-
- mp->Close(0);
-
- // TODO(vtl): Currently, the |Close()| above won't detach (since it thinks
- // we're still expecting a "run" message from the other side), so the
- // |RunMessagePipeEndpoint()| below will return true. We need to refactor
- // |AttachEndpoint()| to indicate whether |Run...()| will necessarily be
- // called or not. (Then, in the case that it may not be called, this will
- // return false.)
- EXPECT_TRUE(channel()->RunMessagePipeEndpoint(local_id,
- Channel::kBootstrapEndpointId));
-
- io_thread()->PostTaskAndWait(
- FROM_HERE,
- base::Bind(&ChannelTest::ShutdownChannelOnIOThread,
- base::Unretained(this)));
-
- EXPECT_TRUE(channel()->HasOneRef());
-}
-
-// ChannelTest.ShutdownAfterAttachAndRun ---------------------------------------
-
-TEST_F(ChannelTest, ShutdownAfterAttach) {
- io_thread()->PostTaskAndWait(FROM_HERE,
- base::Bind(&ChannelTest::CreateChannelOnIOThread,
- base::Unretained(this)));
- ASSERT_TRUE(channel());
-
- io_thread()->PostTaskAndWait(
- FROM_HERE,
- base::Bind(&ChannelTest::InitChannelOnIOThread, base::Unretained(this)));
- EXPECT_EQ(TRISTATE_TRUE, init_result());
-
- scoped_refptr<ChannelEndpoint> channel_endpoint;
- scoped_refptr<MessagePipe> mp(
- MessagePipe::CreateLocalProxy(&channel_endpoint));
-
- MessageInTransit::EndpointId local_id =
- channel()->AttachEndpoint(channel_endpoint);
- EXPECT_EQ(Channel::kBootstrapEndpointId, local_id);
-
- // TODO(vtl): Currently, we always "expect" a |RunMessagePipeEndpoint()| after
- // an |AttachEndpoint()| (which is actually incorrect). We need to refactor
- // |AttachEndpoint()| to indicate whether |Run...()| will necessarily be
- // called or not. (Then, in the case that it may not be called, we should test
- // a |Shutdown()| without the |Run...()|.)
- EXPECT_TRUE(channel()->RunMessagePipeEndpoint(local_id,
- Channel::kBootstrapEndpointId));
-
- Waiter waiter;
- waiter.Init();
- ASSERT_EQ(
- MOJO_RESULT_OK,
- mp->AddWaiter(0, &waiter, MOJO_HANDLE_SIGNAL_READABLE, 123, nullptr));
-
- // Don't wait for the shutdown to run ...
- io_thread()->PostTask(FROM_HERE,
- base::Bind(&ChannelTest::ShutdownChannelOnIOThread,
- base::Unretained(this)));
-
- // ... since this |Wait()| should fail once the channel is shut down.
- EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION,
- waiter.Wait(MOJO_DEADLINE_INDEFINITE, nullptr));
- HandleSignalsState hss;
- mp->RemoveWaiter(0, &waiter, &hss);
- EXPECT_EQ(0u, hss.satisfied_signals);
- EXPECT_EQ(0u, hss.satisfiable_signals);
-
- mp->Close(0);
-
- EXPECT_TRUE(channel()->HasOneRef());
-}
-
-// ChannelTest.WaitAfterAttachRunAndShutdown -----------------------------------
-
-TEST_F(ChannelTest, WaitAfterAttachRunAndShutdown) {
- io_thread()->PostTaskAndWait(FROM_HERE,
- base::Bind(&ChannelTest::CreateChannelOnIOThread,
- base::Unretained(this)));
- ASSERT_TRUE(channel());
-
- io_thread()->PostTaskAndWait(
- FROM_HERE,
- base::Bind(&ChannelTest::InitChannelOnIOThread, base::Unretained(this)));
- EXPECT_EQ(TRISTATE_TRUE, init_result());
-
- scoped_refptr<ChannelEndpoint> channel_endpoint;
- scoped_refptr<MessagePipe> mp(
- MessagePipe::CreateLocalProxy(&channel_endpoint));
-
- MessageInTransit::EndpointId local_id =
- channel()->AttachEndpoint(channel_endpoint);
- EXPECT_EQ(Channel::kBootstrapEndpointId, local_id);
-
- EXPECT_TRUE(channel()->RunMessagePipeEndpoint(local_id,
- Channel::kBootstrapEndpointId));
-
- io_thread()->PostTaskAndWait(
- FROM_HERE,
- base::Bind(&ChannelTest::ShutdownChannelOnIOThread,
- base::Unretained(this)));
-
- Waiter waiter;
- waiter.Init();
- HandleSignalsState hss;
- EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION,
- mp->AddWaiter(0, &waiter, MOJO_HANDLE_SIGNAL_READABLE, 123, &hss));
- EXPECT_EQ(0u, hss.satisfied_signals);
- EXPECT_EQ(0u, hss.satisfiable_signals);
-
- mp->Close(0);
-
- EXPECT_TRUE(channel()->HasOneRef());
-}
-
-// TODO(vtl): More. ------------------------------------------------------------
-
-} // namespace
-} // namespace system
-} // namespace mojo
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