Revert "Toggle spoken feedback if two fingers are held down."

ui/chromeos/touch_accessibility_enabler_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 "ui/chromeos/touch_accessibility_enabler.h"
-
-#include "base/macros.h"
-#include "base/test/simple_test_tick_clock.h"
-#include "base/time/time.h"
-#include "ui/aura/test/aura_test_base.h"
-#include "ui/aura/window.h"
-#include "ui/events/event.h"
-#include "ui/events/event_utils.h"
-#include "ui/events/gestures/gesture_provider_aura.h"
-#include "ui/events/test/event_generator.h"
-#include "ui/events/test/events_test_utils.h"
-#include "ui/gfx/geometry/point.h"
-
-namespace ui {
-
-namespace {
-
-class MockTouchAccessibilityEnablerDelegate
-    : public ui::TouchAccessibilityEnablerDelegate {
- public:
-  MockTouchAccessibilityEnablerDelegate() {}
-  ~MockTouchAccessibilityEnablerDelegate() override {}
-
-  void PlaySpokenFeedbackToggleCountdown(int tick_count) override {
-    ++feedback_progress_sound_count_;
-  }
-  void ToggleSpokenFeedback() override { toggle_spoken_feedback_ = true; }
-
-  size_t feedback_progress_sound_count() const {
-    return feedback_progress_sound_count_;
-  }
-  bool toggle_spoken_feedback() const { return toggle_spoken_feedback_; }
-
- private:
-  size_t feedback_progress_sound_count_ = 0;
-  bool toggle_spoken_feedback_ = false;
-
-  DISALLOW_COPY_AND_ASSIGN(MockTouchAccessibilityEnablerDelegate);
-};
-
-class TouchAccessibilityEnablerTest : public aura::test::AuraTestBase {
- public:
-  TouchAccessibilityEnablerTest() {}
-  ~TouchAccessibilityEnablerTest() override {}
-
-  void SetUp() override {
-    aura::test::AuraTestBase::SetUp();
-
-    generator_.reset(new test::EventGenerator(root_window()));
-
-    simulated_clock_ = new base::SimpleTestTickClock();
-    // Tests fail if time is ever 0.
-    simulated_clock_->Advance(base::TimeDelta::FromMilliseconds(10));
-    // ui takes ownership of the tick clock.
-    ui::SetEventTickClockForTesting(
-        std::unique_ptr<base::TickClock>(simulated_clock_));
-
-    enabler_.reset(new TouchAccessibilityEnabler(root_window(), &delegate_));
-  }
-
-  void TearDown() override {
-    enabler_.reset(nullptr);
-    ui::SetEventTickClockForTesting(nullptr);
-    aura::test::AuraTestBase::TearDown();
-  }
-
- protected:
-  base::TimeTicks Now() {
-    // This is the same as what EventTimeForNow() does, but here we do it
-    // with our simulated clock.
-    return simulated_clock_->NowTicks();
-  }
-
-  std::unique_ptr<test::EventGenerator> generator_;
-  // Owned by |ui|.
-  base::SimpleTestTickClock* simulated_clock_ = nullptr;
-  MockTouchAccessibilityEnablerDelegate delegate_;
-  std::unique_ptr<TouchAccessibilityEnabler> enabler_;
-  ui::GestureDetector::Config gesture_detector_config_;
-
-  DISALLOW_COPY_AND_ASSIGN(TouchAccessibilityEnablerTest);
-};
-
-}  // namespace
-
-TEST_F(TouchAccessibilityEnablerTest, EntersOneFingerDownMode) {
-  EXPECT_TRUE(enabler_->IsInNoFingersDownForTesting());
-  EXPECT_FALSE(enabler_->IsInOneFingerDownForTesting());
-  generator_->set_current_location(gfx::Point(11, 12));
-  generator_->PressTouch();
-
-  EXPECT_FALSE(enabler_->IsInNoFingersDownForTesting());
-  EXPECT_TRUE(enabler_->IsInOneFingerDownForTesting());
-}
-
-TEST_F(TouchAccessibilityEnablerTest, EntersTwoFingersDownMode) {
-  EXPECT_TRUE(enabler_->IsInNoFingersDownForTesting());
-  generator_->set_current_location(gfx::Point(11, 12));
-  generator_->PressTouchId(1);
-
-  generator_->set_current_location(gfx::Point(22, 34));
-  generator_->PressTouchId(2);
-
-  EXPECT_TRUE(enabler_->IsInTwoFingersDownForTesting());
-}
-
-TEST_F(TouchAccessibilityEnablerTest, PlaysProgressSound) {
-  EXPECT_TRUE(enabler_->IsInNoFingersDownForTesting());
-  generator_->set_current_location(gfx::Point(11, 12));
-  generator_->PressTouchId(1);
-
-  generator_->set_current_location(gfx::Point(22, 34));
-  generator_->PressTouchId(2);
-
-  EXPECT_TRUE(enabler_->IsInTwoFingersDownForTesting());
-  EXPECT_EQ(0U, delegate_.feedback_progress_sound_count());
-
-  enabler_->TriggerOnTimerForTesting();
-  EXPECT_EQ(0U, delegate_.feedback_progress_sound_count());
-
-  simulated_clock_->Advance(base::TimeDelta::FromMilliseconds(3000));
-  enabler_->TriggerOnTimerForTesting();
-  EXPECT_EQ(1U, delegate_.feedback_progress_sound_count());
-}
-
-TEST_F(TouchAccessibilityEnablerTest, TogglesSpokenFeedback) {
-  EXPECT_TRUE(enabler_->IsInNoFingersDownForTesting());
-  generator_->set_current_location(gfx::Point(11, 12));
-  generator_->PressTouchId(1);
-
-  generator_->set_current_location(gfx::Point(22, 34));
-  generator_->PressTouchId(2);
-
-  EXPECT_TRUE(enabler_->IsInTwoFingersDownForTesting());
-  EXPECT_FALSE(delegate_.toggle_spoken_feedback());
-
-  enabler_->TriggerOnTimerForTesting();
-  EXPECT_FALSE(delegate_.toggle_spoken_feedback());
-
-  simulated_clock_->Advance(base::TimeDelta::FromMilliseconds(5000));
-  enabler_->TriggerOnTimerForTesting();
-  EXPECT_TRUE(delegate_.toggle_spoken_feedback());
-}
-
-TEST_F(TouchAccessibilityEnablerTest, ThreeFingersCancelsDetection) {
-  EXPECT_TRUE(enabler_->IsInNoFingersDownForTesting());
-  generator_->set_current_location(gfx::Point(11, 12));
-  generator_->PressTouchId(1);
-
-  generator_->set_current_location(gfx::Point(22, 34));
-  generator_->PressTouchId(2);
-
-  EXPECT_TRUE(enabler_->IsInTwoFingersDownForTesting());
-
-  generator_->set_current_location(gfx::Point(33, 56));
-  generator_->PressTouchId(3);
-
-  EXPECT_TRUE(enabler_->IsInWaitForNoFingersForTesting());
-}
-
-TEST_F(TouchAccessibilityEnablerTest, MovingFingerPastSlopCancelsDetection) {
-  EXPECT_TRUE(enabler_->IsInNoFingersDownForTesting());
-  generator_->set_current_location(gfx::Point(11, 12));
-  generator_->PressTouch();
-
-  int slop = gesture_detector_config_.double_tap_slop;
-  int half_slop = slop / 2;
-
-  generator_->MoveTouch(gfx::Point(11 + half_slop, 12));
-  EXPECT_TRUE(enabler_->IsInOneFingerDownForTesting());
-
-  generator_->MoveTouch(gfx::Point(11 + slop + 1, 12));
-  EXPECT_TRUE(enabler_->IsInWaitForNoFingersForTesting());
-}
-
-}  // namespace ui