Revert of Add rudimentary shelf delegate mus unit test.

ash/mus/shelf_delegate_mus_unittest.cc

-// Copyright 2016 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 <memory>
-
-#include "base/bind.h"
-#include "base/command_line.h"
-#include "base/run_loop.h"
-#include "components/mus/public/interfaces/window_server_test.mojom.h"
-#include "mash/shelf/public/interfaces/shelf.mojom.h"
-#include "mojo/public/cpp/bindings/associated_binding.h"
-#include "services/shell/public/cpp/shell_test.h"
-
-namespace {
-
-class TestShelfObserver : public mash::shelf::mojom::ShelfObserver {
- public:
-  explicit TestShelfObserver(mash::shelf::mojom::ShelfControllerPtr* shelf)
-      : observer_binding_(this) {
-    mash::shelf::mojom::ShelfObserverAssociatedPtrInfo ptr_info;
-    observer_binding_.Bind(&ptr_info, shelf->associated_group());
-    (*shelf)->AddObserver(std::move(ptr_info));
-  }
-
-  ~TestShelfObserver() override {}
-
-  mash::shelf::mojom::Alignment alignment() const { return alignment_; }
-  mash::shelf::mojom::AutoHideBehavior auto_hide() const { return auto_hide_; }
-
-  void WaitForIncomingMethodCalls(size_t expected_calls) {
-    DCHECK_EQ(0u, expected_calls_);
-    expected_calls_ = expected_calls;
-    DCHECK(!run_loop_ || !run_loop_->running());
-    run_loop_.reset(new base::RunLoop());
-    run_loop_->Run();
-  }
-
- private:
-  void OnMethodCall() {
-    DCHECK_LT(0u, expected_calls_);
-    DCHECK(run_loop_->running());
-    expected_calls_--;
-    if (expected_calls_ == 0u)
-      run_loop_->Quit();
-  }
-
-  // mash::shelf::mojom::ShelfObserver:
-  void OnAlignmentChanged(mash::shelf::mojom::Alignment alignment) override {
-    alignment_ = alignment;
-    OnMethodCall();
-  }
-  void OnAutoHideBehaviorChanged(
-      mash::shelf::mojom::AutoHideBehavior auto_hide) override {
-    auto_hide_ = auto_hide;
-    OnMethodCall();
-  }
-
-  mojo::AssociatedBinding<mash::shelf::mojom::ShelfObserver> observer_binding_;
-
-  mash::shelf::mojom::Alignment alignment_ =
-      mash::shelf::mojom::Alignment::BOTTOM;
-  mash::shelf::mojom::AutoHideBehavior auto_hide_ =
-      mash::shelf::mojom::AutoHideBehavior::NEVER;
-
-  size_t expected_calls_ = 0u;
-  std::unique_ptr<base::RunLoop> run_loop_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestShelfObserver);
-};
-
-}  // namespace
-
-namespace ash {
-namespace sysui {
-
-void RunCallback(bool* success, const base::Closure& callback, bool result) {
-  *success = result;
-  callback.Run();
-}
-
-class ShelfDelegateMusTest : public shell::test::ShellTest {
- public:
-  ShelfDelegateMusTest() : ShellTest("exe:mash_unittests") {}
-  ~ShelfDelegateMusTest() override {}
-
- private:
-  void SetUp() override {
-    base::CommandLine::ForCurrentProcess()->AppendSwitch("use-test-config");
-    ShellTest::SetUp();
-  }
-
-  DISALLOW_COPY_AND_ASSIGN(ShelfDelegateMusTest);
-};
-
-TEST_F(ShelfDelegateMusTest, AshSysUIHasDrawnWindow) {
-  // mash_session embeds ash_sysui, which paints the shelf.
-  connector()->Connect("mojo:mash_session");
-  mus::mojom::WindowServerTestPtr test_interface;
-  connector()->ConnectToInterface("mojo:mus", &test_interface);
-  base::RunLoop run_loop;
-  bool drawn = false;
-  test_interface->EnsureClientHasDrawnWindow(
-      "mojo:ash_sysui",
-      base::Bind(&RunCallback, &drawn, run_loop.QuitClosure()));
-  run_loop.Run();
-  EXPECT_TRUE(drawn);
-}
-
-TEST_F(ShelfDelegateMusTest, ShelfControllerAndObserverBasic) {
-  connector()->Connect("mojo:mash_session");
-  mash::shelf::mojom::ShelfControllerPtr shelf_controller;
-  connector()->ConnectToInterface("mojo:ash_sysui", &shelf_controller);
-
-  // Adding the observer should fire state initialization function calls.
-  TestShelfObserver observer(&shelf_controller);
-  observer.WaitForIncomingMethodCalls(2u);
-  EXPECT_EQ(mash::shelf::mojom::Alignment::BOTTOM, observer.alignment());
-  EXPECT_EQ(mash::shelf::mojom::AutoHideBehavior::NEVER, observer.auto_hide());
-
-  shelf_controller->SetAlignment(mash::shelf::mojom::Alignment::LEFT);
-  observer.WaitForIncomingMethodCalls(1u);
-  EXPECT_EQ(mash::shelf::mojom::Alignment::LEFT, observer.alignment());
-
-  shelf_controller->SetAutoHideBehavior(
-      mash::shelf::mojom::AutoHideBehavior::ALWAYS);
-  observer.WaitForIncomingMethodCalls(1u);
-  EXPECT_EQ(mash::shelf::mojom::AutoHideBehavior::ALWAYS, observer.auto_hide());
-}
-
-}  // namespace sysui
-}  // namespace ash