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mojo/public/cpp/bindings/tests/binding_unittest.cc

Index: mojo/public/cpp/bindings/tests/binding_unittest.cc
diff --git a/mojo/public/cpp/bindings/tests/binding_unittest.cc b/mojo/public/cpp/bindings/tests/binding_unittest.cc
deleted file mode 100644
index 4e75755310dc6609a5a5abdc11a8c48a88deb2d1..0000000000000000000000000000000000000000
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-// 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.
-
-// Note: This file tests both binding.h (mojo::Binding) and strong_binding.h
-// (mojo::StrongBinding).
-
-#include "gtest/gtest.h"
-#include "mojo/public/cpp/bindings/binding.h"
-#include "mojo/public/cpp/bindings/strong_binding.h"
-#include "mojo/public/cpp/system/macros.h"
-#include "mojo/public/cpp/utility/run_loop.h"
-#include "mojo/public/interfaces/bindings/tests/sample_interfaces.mojom.h"
-#include "mojo/public/interfaces/bindings/tests/sample_service.mojom.h"
-
-namespace mojo {
-namespace {
-
-class BindingTestBase : public testing::Test {
- public:
-  BindingTestBase() {}
-  ~BindingTestBase() override {}
-
-  RunLoop& loop() { return loop_; }
-
- private:
-  RunLoop loop_;
-
-  MOJO_DISALLOW_COPY_AND_ASSIGN(BindingTestBase);
-};
-
-class ServiceImpl : public sample::Service {
- public:
-  explicit ServiceImpl(bool* was_deleted = nullptr)
-      : was_deleted_(was_deleted) {}
-  ~ServiceImpl() override {
-    if (was_deleted_)
-      *was_deleted_ = true;
-  }
-
- private:
-  // sample::Service implementation
-  void Frobinate(sample::FooPtr foo,
-                 BazOptions options,
-                 mojo::InterfaceHandle<sample::Port> port,
-                 const FrobinateCallback& callback) override {
-    callback.Run(1);
-  }
-  void GetPort(InterfaceRequest<sample::Port> port) override {}
-
-  bool* const was_deleted_;
-
-  MOJO_DISALLOW_COPY_AND_ASSIGN(ServiceImpl);
-};
-
-// BindingTest -----------------------------------------------------------------
-
-using BindingTest = BindingTestBase;
-
-TEST_F(BindingTest, Close) {
-  bool called = false;
-  sample::ServicePtr ptr;
-  auto request = GetProxy(&ptr);
-  ptr.set_connection_error_handler([&called]() { called = true; });
-  ServiceImpl impl;
-  Binding<sample::Service> binding(&impl, request.Pass());
-
-  binding.Close();
-  EXPECT_FALSE(called);
-  loop().RunUntilIdle();
-  EXPECT_TRUE(called);
-}
-
-// Tests that destroying a mojo::Binding closes the bound message pipe handle.
-TEST_F(BindingTest, DestroyClosesMessagePipe) {
-  bool encountered_error = false;
-  ServiceImpl impl;
-  sample::ServicePtr ptr;
-  auto request = GetProxy(&ptr);
-  ptr.set_connection_error_handler(
-      [&encountered_error]() { encountered_error = true; });
-  bool called = false;
-  auto called_cb = [&called](int32_t result) { called = true; };
-  {
-    Binding<sample::Service> binding(&impl, request.Pass());
-    ptr->Frobinate(nullptr, sample::Service::BazOptions::REGULAR, nullptr,
-                   called_cb);
-    loop().RunUntilIdle();
-    EXPECT_TRUE(called);
-    EXPECT_FALSE(encountered_error);
-  }
-  // Now that the Binding is out of scope we should detect an error on the other
-  // end of the pipe.
-  loop().RunUntilIdle();
-  EXPECT_TRUE(encountered_error);
-
-  // And calls should fail.
-  called = false;
-  ptr->Frobinate(nullptr, sample::Service::BazOptions::REGULAR, nullptr,
-                 called_cb);
-  loop().RunUntilIdle();
-  EXPECT_FALSE(called);
-}
-
-// Tests that the binding's connection error handler gets called when the other
-// end is closed.
-TEST_F(BindingTest, ConnectionError) {
-  bool called = false;
-  {
-    ServiceImpl impl;
-    sample::ServicePtr ptr;
-    Binding<sample::Service> binding(&impl, GetProxy(&ptr));
-    binding.set_connection_error_handler([&called]() { called = true; });
-    ptr.reset();
-    EXPECT_FALSE(called);
-    loop().RunUntilIdle();
-    EXPECT_TRUE(called);
-    // We want to make sure that it isn't called again during destruction.
-    called = false;
-  }
-  EXPECT_FALSE(called);
-}
-
-// Tests that calling Close doesn't result in the connection error handler being
-// called.
-TEST_F(BindingTest, CloseDoesntCallConnectionErrorHandler) {
-  ServiceImpl impl;
-  sample::ServicePtr ptr;
-  Binding<sample::Service> binding(&impl, GetProxy(&ptr));
-  bool called = false;
-  binding.set_connection_error_handler([&called]() { called = true; });
-  binding.Close();
-  loop().RunUntilIdle();
-  EXPECT_FALSE(called);
-
-  // We can also close the other end, and the error handler still won't be
-  // called.
-  ptr.reset();
-  loop().RunUntilIdle();
-  EXPECT_FALSE(called);
-}
-
-class ServiceImplWithBinding : public ServiceImpl {
- public:
-  ServiceImplWithBinding(bool* was_deleted,
-                         InterfaceRequest<sample::Service> request)
-      : ServiceImpl(was_deleted), binding_(this, request.Pass()) {
-    binding_.set_connection_error_handler([this]() { delete this; });
-  }
-
- private:
-  Binding<sample::Service> binding_;
-
-  MOJO_DISALLOW_COPY_AND_ASSIGN(ServiceImplWithBinding);
-};
-
-// Tests that the binding may be deleted in the connection error handler.
-TEST_F(BindingTest, SelfDeleteOnConnectionError) {
-  bool was_deleted = false;
-  sample::ServicePtr ptr;
-  // This should delete itself on connection error.
-  new ServiceImplWithBinding(&was_deleted, GetProxy(&ptr));
-  ptr.reset();
-  EXPECT_FALSE(was_deleted);
-  loop().RunUntilIdle();
-  EXPECT_TRUE(was_deleted);
-}
-
-// Tests that explicitly calling Unbind followed by rebinding works.
-TEST_F(BindingTest, Unbind) {
-  ServiceImpl impl;
-  sample::ServicePtr ptr;
-  Binding<sample::Service> binding(&impl, GetProxy(&ptr));
-
-  bool called = false;
-  auto called_cb = [&called](int32_t result) { called = true; };
-  ptr->Frobinate(nullptr, sample::Service::BazOptions::REGULAR, nullptr,
-                 called_cb);
-  loop().RunUntilIdle();
-  EXPECT_TRUE(called);
-
-  called = false;
-  auto request = binding.Unbind();
-  EXPECT_FALSE(binding.is_bound());
-  // All calls should fail when not bound...
-  ptr->Frobinate(nullptr, sample::Service::BazOptions::REGULAR, nullptr,
-                 called_cb);
-  loop().RunUntilIdle();
-  EXPECT_FALSE(called);
-
-  called = false;
-  binding.Bind(request.Pass());
-  EXPECT_TRUE(binding.is_bound());
-  // ...and should succeed again when the rebound.
-  ptr->Frobinate(nullptr, sample::Service::BazOptions::REGULAR, nullptr,
-                 called_cb);
-  loop().RunUntilIdle();
-  EXPECT_TRUE(called);
-}
-
-class IntegerAccessorImpl : public sample::IntegerAccessor {
- public:
-  IntegerAccessorImpl() {}
-  ~IntegerAccessorImpl() override {}
-
- private:
-  // sample::IntegerAccessor implementation.
-  void GetInteger(const GetIntegerCallback& callback) override {
-    callback.Run(1, sample::Enum::VALUE);
-  }
-  void SetInteger(int64_t data, sample::Enum type) override {}
-
-  MOJO_DISALLOW_COPY_AND_ASSIGN(IntegerAccessorImpl);
-};
-
-TEST_F(BindingTest, SetInterfaceHandleVersion) {
-  IntegerAccessorImpl impl;
-  mojo::InterfaceHandle<sample::IntegerAccessor> handle;
-  Binding<sample::IntegerAccessor> binding(&impl, &handle);
-  EXPECT_EQ(3u, handle.version());
-}
-
-// StrongBindingTest -----------------------------------------------------------
-
-using StrongBindingTest = BindingTestBase;
-
-// Tests that destroying a mojo::StrongBinding closes the bound message pipe
-// handle but does *not* destroy the implementation object.
-TEST_F(StrongBindingTest, DestroyClosesMessagePipe) {
-  bool encountered_error = false;
-  bool was_deleted = false;
-  ServiceImpl impl(&was_deleted);
-  sample::ServicePtr ptr;
-  auto request = GetProxy(&ptr);
-  ptr.set_connection_error_handler(
-      [&encountered_error]() { encountered_error = true; });
-  bool called = false;
-  auto called_cb = [&called](int32_t result) { called = true; };
-  {
-    StrongBinding<sample::Service> binding(&impl, request.Pass());
-    ptr->Frobinate(nullptr, sample::Service::BazOptions::REGULAR, nullptr,
-                   called_cb);
-    loop().RunUntilIdle();
-    EXPECT_TRUE(called);
-    EXPECT_FALSE(encountered_error);
-  }
-  // Now that the StrongBinding is out of scope we should detect an error on the
-  // other end of the pipe.
-  loop().RunUntilIdle();
-  EXPECT_TRUE(encountered_error);
-  // But destroying the StrongBinding doesn't destroy the object.
-  ASSERT_FALSE(was_deleted);
-}
-
-class ServiceImplWithStrongBinding : public ServiceImpl {
- public:
-  ServiceImplWithStrongBinding(bool* was_deleted,
-                               InterfaceRequest<sample::Service> request)
-      : ServiceImpl(was_deleted), binding_(this, request.Pass()) {}
-
-  StrongBinding<sample::Service>& binding() { return binding_; }
-
- private:
-  StrongBinding<sample::Service> binding_;
-
-  MOJO_DISALLOW_COPY_AND_ASSIGN(ServiceImplWithStrongBinding);
-};
-
-// Tests the typical case, where the implementation object owns the
-// StrongBinding (and should be destroyed on connection error).
-TEST_F(StrongBindingTest, ConnectionErrorDestroysImpl) {
-  sample::ServicePtr ptr;
-  bool was_deleted = false;
-  // Will delete itself.
-  new ServiceImplWithBinding(&was_deleted, GetProxy(&ptr));
-
-  loop().RunUntilIdle();
-  EXPECT_FALSE(was_deleted);
-
-  ptr.reset();
-  EXPECT_FALSE(was_deleted);
-  loop().RunUntilIdle();
-  EXPECT_TRUE(was_deleted);
-}
-
-// Tests that even when the implementation object owns the StrongBinding, that
-// the implementation can still be deleted (which should result in the message
-// pipe being closed). Also checks that the connection error handler doesn't get
-// called.
-TEST_F(StrongBindingTest, ExplicitDeleteImpl) {
-  bool ptr_error_handler_called = false;
-  sample::ServicePtr ptr;
-  auto request = GetProxy(&ptr);
-  ptr.set_connection_error_handler(
-      [&ptr_error_handler_called]() { ptr_error_handler_called = true; });
-  bool was_deleted = false;
-  ServiceImplWithStrongBinding* impl =
-      new ServiceImplWithStrongBinding(&was_deleted, request.Pass());
-  bool binding_error_handler_called = false;
-  impl->binding().set_connection_error_handler(
-      [&binding_error_handler_called]() {
-        binding_error_handler_called = true;
-      });
-
-  loop().RunUntilIdle();
-  EXPECT_FALSE(ptr_error_handler_called);
-  EXPECT_FALSE(was_deleted);
-
-  delete impl;
-  EXPECT_FALSE(ptr_error_handler_called);
-  EXPECT_TRUE(was_deleted);
-  was_deleted = false;  // It shouldn't be double-deleted!
-  loop().RunUntilIdle();
-  EXPECT_TRUE(ptr_error_handler_called);
-  EXPECT_FALSE(was_deleted);
-
-  EXPECT_FALSE(binding_error_handler_called);
-}
-
-// Tests that StrongBinding::Close() compiles.
-TEST_F(BindingTest, StrongBindingCloseCompile) {
-  ServiceImpl impl;
-  sample::ServicePtr ptr;
-  StrongBinding<sample::Service> binding(&impl, GetProxy(&ptr));
-  binding.Close();
-}
-
-// Tests that StrongBinding::Unbind() compiles.
-TEST_F(BindingTest, StrongBindingUnbindCompile) {
-  ServiceImpl impl;
-  sample::ServicePtr ptr;
-  StrongBinding<sample::Service> binding(&impl, GetProxy(&ptr));
-  binding.Unbind();
-}
-
-}  // namespace
-}  // namespace mojo