Mojo C++ bindings: remove the utility/ folder.

mojo/public/cpp/utility/tests/run_loop_unittest.cc

Index: mojo/public/cpp/utility/tests/run_loop_unittest.cc
diff --git a/mojo/public/cpp/utility/tests/run_loop_unittest.cc b/mojo/public/cpp/utility/tests/run_loop_unittest.cc
deleted file mode 100644
index a49fd772a220f5926690de99b357fdb9de1d2e8f..0000000000000000000000000000000000000000
--- a/mojo/public/cpp/utility/tests/run_loop_unittest.cc
+++ /dev/null
@@ -1,428 +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/public/cpp/utility/run_loop.h"
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include <string>
-
-#include "mojo/public/cpp/system/core.h"
-#include "mojo/public/cpp/test_support/test_utils.h"
-#include "mojo/public/cpp/utility/run_loop_handler.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace mojo {
-namespace {
-
-class TestRunLoopHandler : public RunLoopHandler {
- public:
-  TestRunLoopHandler()
-      : ready_count_(0),
-        error_count_(0),
-        last_error_result_(MOJO_RESULT_OK) {
-  }
-  ~TestRunLoopHandler() override {}
-
-  void clear_ready_count() { ready_count_ = 0; }
-  int ready_count() const { return ready_count_; }
-
-  void clear_error_count() { error_count_ = 0; }
-  int error_count() const { return error_count_; }
-
-  MojoResult last_error_result() const { return last_error_result_; }
-
-  // RunLoopHandler:
-  void OnHandleReady(const Handle& handle) override { ready_count_++; }
-  void OnHandleError(const Handle& handle, MojoResult result) override {
-    error_count_++;
-    last_error_result_ = result;
-  }
-
- private:
-  int ready_count_;
-  int error_count_;
-  MojoResult last_error_result_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestRunLoopHandler);
-};
-
-class RunLoopTest : public testing::Test {
- public:
-  RunLoopTest() {}
-
-  void SetUp() override {
-    Test::SetUp();
-    RunLoop::SetUp();
-  }
-  void TearDown() override {
-    RunLoop::TearDown();
-    Test::TearDown();
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(RunLoopTest);
-};
-
-// Trivial test to verify Run() with no added handles returns.
-TEST_F(RunLoopTest, ExitsWithNoHandles) {
-  RunLoop run_loop;
-  run_loop.Run();
-}
-
-class RemoveOnReadyRunLoopHandler : public TestRunLoopHandler {
- public:
-  RemoveOnReadyRunLoopHandler() : run_loop_(nullptr) {}
-  ~RemoveOnReadyRunLoopHandler() override {}
-
-  void set_run_loop(RunLoop* run_loop) { run_loop_ = run_loop; }
-
-  // RunLoopHandler:
-  void OnHandleReady(const Handle& handle) override {
-    run_loop_->RemoveHandler(handle);
-    TestRunLoopHandler::OnHandleReady(handle);
-  }
-
- private:
-  RunLoop* run_loop_;
-
-  DISALLOW_COPY_AND_ASSIGN(RemoveOnReadyRunLoopHandler);
-};
-
-// Verifies RunLoop quits when no more handles (handle is removed when ready).
-TEST_F(RunLoopTest, HandleReady) {
-  RemoveOnReadyRunLoopHandler handler;
-  MessagePipe test_pipe;
-  EXPECT_TRUE(test::WriteTextMessage(test_pipe.handle1.get(), std::string()));
-
-  RunLoop run_loop;
-  handler.set_run_loop(&run_loop);
-  run_loop.AddHandler(&handler, test_pipe.handle0.get(),
-                      MOJO_HANDLE_SIGNAL_READABLE, MOJO_DEADLINE_INDEFINITE);
-  run_loop.Run();
-  EXPECT_EQ(1, handler.ready_count());
-  EXPECT_EQ(0, handler.error_count());
-  EXPECT_FALSE(run_loop.HasHandler(test_pipe.handle0.get()));
-}
-
-class QuitOnReadyRunLoopHandler : public TestRunLoopHandler {
- public:
-  QuitOnReadyRunLoopHandler() : run_loop_(nullptr) {}
-  ~QuitOnReadyRunLoopHandler() override {}
-
-  void set_run_loop(RunLoop* run_loop) { run_loop_ = run_loop; }
-
-  // RunLoopHandler:
-  void OnHandleReady(const Handle& handle) override {
-    run_loop_->Quit();
-    TestRunLoopHandler::OnHandleReady(handle);
-  }
-
- private:
-  RunLoop* run_loop_;
-
-  DISALLOW_COPY_AND_ASSIGN(QuitOnReadyRunLoopHandler);
-};
-
-// Verifies Quit() from OnHandleReady() quits the loop.
-TEST_F(RunLoopTest, QuitFromReady) {
-  QuitOnReadyRunLoopHandler handler;
-  MessagePipe test_pipe;
-  EXPECT_TRUE(test::WriteTextMessage(test_pipe.handle1.get(), std::string()));
-
-  RunLoop run_loop;
-  handler.set_run_loop(&run_loop);
-  run_loop.AddHandler(&handler, test_pipe.handle0.get(),
-                      MOJO_HANDLE_SIGNAL_READABLE, MOJO_DEADLINE_INDEFINITE);
-  run_loop.Run();
-  EXPECT_EQ(1, handler.ready_count());
-  EXPECT_EQ(0, handler.error_count());
-  EXPECT_TRUE(run_loop.HasHandler(test_pipe.handle0.get()));
-}
-
-class QuitOnErrorRunLoopHandler : public TestRunLoopHandler {
- public:
-  QuitOnErrorRunLoopHandler() : run_loop_(nullptr) {}
-  ~QuitOnErrorRunLoopHandler() override {}
-
-  void set_run_loop(RunLoop* run_loop) { run_loop_ = run_loop; }
-
-  // RunLoopHandler:
-  void OnHandleError(const Handle& handle, MojoResult result) override {
-    run_loop_->Quit();
-    TestRunLoopHandler::OnHandleError(handle, result);
-  }
-
- private:
-  RunLoop* run_loop_;
-
-  DISALLOW_COPY_AND_ASSIGN(QuitOnErrorRunLoopHandler);
-};
-
-// Verifies Quit() when the deadline is reached works.
-TEST_F(RunLoopTest, QuitWhenDeadlineExpired) {
-  QuitOnErrorRunLoopHandler handler;
-  MessagePipe test_pipe;
-  RunLoop run_loop;
-  handler.set_run_loop(&run_loop);
-  run_loop.AddHandler(&handler, test_pipe.handle0.get(),
-                      MOJO_HANDLE_SIGNAL_READABLE,
-                      static_cast<MojoDeadline>(10000));
-  run_loop.Run();
-  EXPECT_EQ(0, handler.ready_count());
-  EXPECT_EQ(1, handler.error_count());
-  EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, handler.last_error_result());
-  EXPECT_FALSE(run_loop.HasHandler(test_pipe.handle0.get()));
-}
-
-// Test that handlers are notified of loop destruction.
-TEST_F(RunLoopTest, Destruction) {
-  TestRunLoopHandler handler;
-  MessagePipe test_pipe;
-  {
-    RunLoop run_loop;
-    run_loop.AddHandler(&handler,
-                        test_pipe.handle0.get(),
-                        MOJO_HANDLE_SIGNAL_READABLE,
-                        MOJO_DEADLINE_INDEFINITE);
-  }
-  EXPECT_EQ(1, handler.error_count());
-  EXPECT_EQ(MOJO_RESULT_ABORTED, handler.last_error_result());
-}
-
-class RemoveManyRunLoopHandler : public TestRunLoopHandler {
- public:
-  RemoveManyRunLoopHandler() : run_loop_(nullptr) {}
-  ~RemoveManyRunLoopHandler() override {}
-
-  void set_run_loop(RunLoop* run_loop) { run_loop_ = run_loop; }
-  void add_handle(const Handle& handle) { handles_.push_back(handle); }
-
-  // RunLoopHandler:
-  void OnHandleError(const Handle& handle, MojoResult result) override {
-    for (size_t i = 0; i < handles_.size(); i++)
-      run_loop_->RemoveHandler(handles_[i]);
-    TestRunLoopHandler::OnHandleError(handle, result);
-  }
-
- private:
-  std::vector<Handle> handles_;
-  RunLoop* run_loop_;
-
-  DISALLOW_COPY_AND_ASSIGN(RemoveManyRunLoopHandler);
-};
-
-// Test that handlers are notified of loop destruction.
-TEST_F(RunLoopTest, MultipleHandleDestruction) {
-  RemoveManyRunLoopHandler odd_handler;
-  TestRunLoopHandler even_handler;
-  MessagePipe test_pipe1, test_pipe2, test_pipe3;
-  {
-    RunLoop run_loop;
-    odd_handler.set_run_loop(&run_loop);
-    odd_handler.add_handle(test_pipe1.handle0.get());
-    odd_handler.add_handle(test_pipe3.handle0.get());
-    run_loop.AddHandler(&odd_handler,
-                        test_pipe1.handle0.get(),
-                        MOJO_HANDLE_SIGNAL_READABLE,
-                        MOJO_DEADLINE_INDEFINITE);
-    run_loop.AddHandler(&even_handler,
-                        test_pipe2.handle0.get(),
-                        MOJO_HANDLE_SIGNAL_READABLE,
-                        MOJO_DEADLINE_INDEFINITE);
-    run_loop.AddHandler(&odd_handler,
-                        test_pipe3.handle0.get(),
-                        MOJO_HANDLE_SIGNAL_READABLE,
-                        MOJO_DEADLINE_INDEFINITE);
-  }
-  EXPECT_EQ(1, odd_handler.error_count());
-  EXPECT_EQ(1, even_handler.error_count());
-  EXPECT_EQ(MOJO_RESULT_ABORTED, odd_handler.last_error_result());
-  EXPECT_EQ(MOJO_RESULT_ABORTED, even_handler.last_error_result());
-}
-
-class AddHandlerOnErrorHandler : public TestRunLoopHandler {
- public:
-  AddHandlerOnErrorHandler() : run_loop_(nullptr) {}
-  ~AddHandlerOnErrorHandler() override {}
-
-  void set_run_loop(RunLoop* run_loop) { run_loop_ = run_loop; }
-
-  // RunLoopHandler:
-  void OnHandleError(const Handle& handle, MojoResult result) override {
-    run_loop_->AddHandler(this, handle,
-                          MOJO_HANDLE_SIGNAL_READABLE,
-                          MOJO_DEADLINE_INDEFINITE);
-    TestRunLoopHandler::OnHandleError(handle, result);
-  }
-
- private:
-  RunLoop* run_loop_;
-
-  DISALLOW_COPY_AND_ASSIGN(AddHandlerOnErrorHandler);
-};
-
-TEST_F(RunLoopTest, AddHandlerOnError) {
-  AddHandlerOnErrorHandler handler;
-  MessagePipe test_pipe;
-  {
-    RunLoop run_loop;
-    handler.set_run_loop(&run_loop);
-    run_loop.AddHandler(&handler,
-                        test_pipe.handle0.get(),
-                        MOJO_HANDLE_SIGNAL_READABLE,
-                        MOJO_DEADLINE_INDEFINITE);
-  }
-  EXPECT_EQ(1, handler.error_count());
-  EXPECT_EQ(MOJO_RESULT_ABORTED, handler.last_error_result());
-}
-
-TEST_F(RunLoopTest, Current) {
-  EXPECT_TRUE(RunLoop::current() == nullptr);
-  {
-    RunLoop run_loop;
-    EXPECT_EQ(&run_loop, RunLoop::current());
-  }
-  EXPECT_TRUE(RunLoop::current() == nullptr);
-}
-
-class NestingRunLoopHandler : public TestRunLoopHandler {
- public:
-  static const size_t kDepthLimit;
-  static const char kSignalMagic;
-
-  NestingRunLoopHandler()
-      : run_loop_(nullptr),
-        pipe_(nullptr),
-        depth_(0),
-        reached_depth_limit_(false) {}
-
-  ~NestingRunLoopHandler() override {}
-
-  void set_run_loop(RunLoop* run_loop) { run_loop_ = run_loop; }
-  void set_pipe(MessagePipe* pipe) { pipe_ = pipe; }
-  bool reached_depth_limit() const { return reached_depth_limit_; }
-
-  // RunLoopHandler:
-  void OnHandleReady(const Handle& handle) override {
-    TestRunLoopHandler::OnHandleReady(handle);
-    EXPECT_EQ(handle.value(), pipe_->handle0.get().value());
-
-    ReadSignal();
-    size_t current_depth = ++depth_;
-    if (current_depth < kDepthLimit) {
-      WriteSignal();
-      run_loop_->Run();
-      if (current_depth == kDepthLimit - 1) {
-        // The topmost loop Quit()-ed, so its parent takes back the
-        // control without exeeding deadline.
-        EXPECT_EQ(error_count(), 0);
-      } else {
-        EXPECT_EQ(error_count(), 1);
-      }
-
-    } else {
-      EXPECT_EQ(current_depth, kDepthLimit);
-      reached_depth_limit_ = true;
-      run_loop_->Quit();
-    }
-    --depth_;
-  }
-
-  void WriteSignal() {
-    char write_byte = kSignalMagic;
-    MojoResult write_result =
-        WriteMessageRaw(pipe_->handle1.get(), &write_byte, 1, nullptr, 0,
-                        MOJO_WRITE_MESSAGE_FLAG_NONE);
-    EXPECT_EQ(write_result, MOJO_RESULT_OK);
-  }
-
-  void ReadSignal() {
-    char read_byte = 0;
-    uint32_t bytes_read = 1;
-    uint32_t handles_read = 0;
-    MojoResult read_result =
-        ReadMessageRaw(pipe_->handle0.get(), &read_byte, &bytes_read, nullptr,
-                       &handles_read, MOJO_READ_MESSAGE_FLAG_NONE);
-    EXPECT_EQ(read_result, MOJO_RESULT_OK);
-    EXPECT_EQ(read_byte, kSignalMagic);
-  }
-
- private:
-  RunLoop* run_loop_;
-  MessagePipe* pipe_;
-  size_t depth_;
-  bool reached_depth_limit_;
-
-  DISALLOW_COPY_AND_ASSIGN(NestingRunLoopHandler);
-};
-
-const size_t NestingRunLoopHandler::kDepthLimit = 10;
-const char NestingRunLoopHandler::kSignalMagic = 'X';
-
-TEST_F(RunLoopTest, NestedRun) {
-  NestingRunLoopHandler handler;
-  MessagePipe test_pipe;
-  RunLoop run_loop;
-  handler.set_run_loop(&run_loop);
-  handler.set_pipe(&test_pipe);
-  run_loop.AddHandler(&handler, test_pipe.handle0.get(),
-                      MOJO_HANDLE_SIGNAL_READABLE,
-                      static_cast<MojoDeadline>(10000));
-  handler.WriteSignal();
-  run_loop.Run();
-
-  EXPECT_TRUE(handler.reached_depth_limit());
-  // Got MOJO_RESULT_DEADLINE_EXCEEDED once then removed from the
-  // RunLoop's handler list.
-  EXPECT_EQ(handler.error_count(), 1);
-  EXPECT_EQ(handler.last_error_result(), MOJO_RESULT_DEADLINE_EXCEEDED);
-}
-
-struct Task {
-  Task(int num, std::vector<int>* sequence) : num(num), sequence(sequence) {}
-
-  void Run() const { sequence->push_back(num); }
-
-  int num;
-  std::vector<int>* sequence;
-};
-
-TEST_F(RunLoopTest, DelayedTaskOrder) {
-  std::vector<int> sequence;
-  RunLoop run_loop;
-  run_loop.PostDelayedTask(Closure(Task(1, &sequence)), 0);
-  run_loop.PostDelayedTask(Closure(Task(2, &sequence)), 0);
-  run_loop.PostDelayedTask(Closure(Task(3, &sequence)), 0);
-  run_loop.RunUntilIdle();
-
-  ASSERT_EQ(3u, sequence.size());
-  EXPECT_EQ(1, sequence[0]);
-  EXPECT_EQ(2, sequence[1]);
-  EXPECT_EQ(3, sequence[2]);
-}
-
-struct QuittingTask {
-  explicit QuittingTask(RunLoop* run_loop) : run_loop(run_loop) {}
-
-  void Run() const { run_loop->Quit(); }
-
-  RunLoop* run_loop;
-};
-
-TEST_F(RunLoopTest, QuitFromDelayedTask) {
-  TestRunLoopHandler handler;
-  MessagePipe test_pipe;
-  RunLoop run_loop;
-  run_loop.AddHandler(&handler,
-                      test_pipe.handle0.get(),
-                      MOJO_HANDLE_SIGNAL_READABLE,
-                      MOJO_DEADLINE_INDEFINITE);
-  run_loop.PostDelayedTask(Closure(QuittingTask(&run_loop)), 0);
-  run_loop.Run();
-}
-
-}  // namespace
-}  // namespace mojo