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Copy pathtouch_selection_controller_unittest.cc
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touch_selection_controller_unittest.cc
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// 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 "ui/touch_selection/touch_selection_controller.h"
#include <vector>
#include "base/macros.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/events/test/motion_event_test_utils.h"
#include "ui/touch_selection/touch_selection_controller_test_api.h"
using testing::ElementsAre;
using testing::IsEmpty;
using ui::test::MockMotionEvent;
namespace ui {
namespace {
const int kDefaultTapTimeoutMs = 200;
const float kDefaulTapSlop = 10.f;
const gfx::PointF kIgnoredPoint(0, 0);
class MockTouchHandleDrawable : public TouchHandleDrawable {
public:
explicit MockTouchHandleDrawable(bool* contains_point)
: intersects_rect_(contains_point) {}
~MockTouchHandleDrawable() override {}
void SetEnabled(bool enabled) override {}
void SetOrientation(ui::TouchHandleOrientation orientation,
bool mirror_vertical,
bool mirror_horizontal) override {}
void SetOrigin(const gfx::PointF& origin) override {}
void SetAlpha(float alpha) override {}
gfx::RectF GetVisibleBounds() const override {
return *intersects_rect_ ? gfx::RectF(-1000, -1000, 2000, 2000)
: gfx::RectF(-1000, -1000, 0, 0);
}
float GetDrawableHorizontalPaddingRatio() const override { return 0; }
private:
bool* intersects_rect_;
DISALLOW_COPY_AND_ASSIGN(MockTouchHandleDrawable);
};
} // namespace
class TouchSelectionControllerTest : public testing::Test,
public TouchSelectionControllerClient {
public:
TouchSelectionControllerTest()
: caret_moved_(false),
selection_moved_(false),
selection_points_swapped_(false),
needs_animate_(false),
animation_enabled_(true),
dragging_enabled_(false) {}
~TouchSelectionControllerTest() override {}
// testing::Test implementation.
void SetUp() override {
controller_ =
std::make_unique<TouchSelectionController>(this, DefaultConfig());
// Simulate start of a TouchEvent sequence.
controller_->WillHandleTouchEvent(
MockMotionEvent(MotionEvent::Action::DOWN));
}
void TearDown() override { controller_.reset(); }
// TouchSelectionControllerClient implementation.
bool SupportsAnimation() const override { return animation_enabled_; }
void SetNeedsAnimate() override { needs_animate_ = true; }
void MoveCaret(const gfx::PointF& position) override {
caret_moved_ = true;
caret_position_ = position;
}
void SelectBetweenCoordinates(const gfx::PointF& base,
const gfx::PointF& extent) override {
if (base == selection_end_ && extent == selection_start_)
selection_points_swapped_ = true;
selection_start_ = base;
selection_end_ = extent;
}
void MoveRangeSelectionExtent(const gfx::PointF& extent) override {
selection_moved_ = true;
selection_end_ = extent;
}
void OnSelectionEvent(SelectionEventType event) override {
events_.push_back(event);
last_event_start_ = controller_->GetStartPosition();
last_event_end_ = controller_->GetEndPosition();
last_event_bounds_rect_ = controller_->GetRectBetweenBounds();
}
void OnDragUpdate(const gfx::PointF& position) override {
last_drag_update_position_ = position;
}
std::unique_ptr<TouchHandleDrawable> CreateDrawable() override {
return std::make_unique<MockTouchHandleDrawable>(&dragging_enabled_);
}
void DidScroll() override {}
void EnableLongPressDragSelection() {
TouchSelectionController::Config config = DefaultConfig();
config.enable_longpress_drag_selection = true;
controller_ = std::make_unique<TouchSelectionController>(this, config);
}
void SetHideActiveHandle(bool hide) {
TouchSelectionController::Config config = DefaultConfig();
config.hide_active_handle = hide;
controller_ = std::make_unique<TouchSelectionController>(this, config);
// Simulate start of a TouchEvent sequence.
controller_->WillHandleTouchEvent(
MockMotionEvent(MotionEvent::Action::DOWN));
}
void SetAnimationEnabled(bool enabled) { animation_enabled_ = enabled; }
void SetDraggingEnabled(bool enabled) { dragging_enabled_ = enabled; }
void ClearSelection() {
controller_->OnSelectionBoundsChanged(gfx::SelectionBound(),
gfx::SelectionBound());
}
void ClearInsertion() { ClearSelection(); }
void ChangeInsertion(const gfx::RectF& rect, bool visible) {
gfx::SelectionBound bound;
bound.set_type(gfx::SelectionBound::CENTER);
bound.SetEdge(rect.origin(), rect.bottom_left());
bound.set_visible(visible);
controller_->OnSelectionBoundsChanged(bound, bound);
}
void ChangeSelection(const gfx::RectF& start_rect,
bool start_visible,
const gfx::RectF& end_rect,
bool end_visible) {
gfx::SelectionBound start_bound, end_bound;
start_bound.set_type(gfx::SelectionBound::LEFT);
end_bound.set_type(gfx::SelectionBound::RIGHT);
start_bound.SetEdge(start_rect.origin(), start_rect.bottom_left());
end_bound.SetEdge(end_rect.origin(), end_rect.bottom_left());
start_bound.set_visible(start_visible);
end_bound.set_visible(end_visible);
controller_->OnSelectionBoundsChanged(start_bound, end_bound);
}
void ChangeVerticalSelection(const gfx::RectF& start_rect,
bool start_visible,
const gfx::RectF& end_rect,
bool end_visible) {
gfx::SelectionBound start_bound, end_bound;
start_bound.set_type(gfx::SelectionBound::RIGHT);
end_bound.set_type(gfx::SelectionBound::LEFT);
start_bound.SetEdge(start_rect.origin(), start_rect.bottom_right());
end_bound.SetEdge(end_rect.bottom_right(), end_rect.origin());
start_bound.set_visible(start_visible);
end_bound.set_visible(end_visible);
controller_->OnSelectionBoundsChanged(start_bound, end_bound);
}
void OnLongPressEvent() {
controller().HandleLongPressEvent(base::TimeTicks(),
kIgnoredPoint);
}
void OnTapEvent() {
controller().HandleTapEvent(kIgnoredPoint, 1);
}
void OnDoubleTapEvent() {
controller().HandleTapEvent(kIgnoredPoint, 2);
}
void OnTripleTapEvent() { controller().HandleTapEvent(kIgnoredPoint, 3); }
void Animate() {
base::TimeTicks now = base::TimeTicks::Now();
while (needs_animate_) {
needs_animate_ = controller_->Animate(now);
now += base::TimeDelta::FromMilliseconds(16);
}
}
bool GetAndResetNeedsAnimate() {
bool needs_animate = needs_animate_;
Animate();
return needs_animate;
}
bool GetAndResetCaretMoved() {
bool moved = caret_moved_;
caret_moved_ = false;
return moved;
}
bool GetAndResetSelectionMoved() {
bool moved = selection_moved_;
selection_moved_ = false;
return moved;
}
bool GetAndResetSelectionPointsSwapped() {
bool swapped = selection_points_swapped_;
selection_points_swapped_ = false;
return swapped;
}
const gfx::PointF& GetLastCaretPosition() const { return caret_position_; }
const gfx::PointF& GetLastSelectionStart() const { return selection_start_; }
const gfx::PointF& GetLastSelectionEnd() const { return selection_end_; }
const gfx::PointF& GetLastEventStart() const { return last_event_start_; }
const gfx::PointF& GetLastEventEnd() const { return last_event_end_; }
const gfx::RectF& GetLastEventBoundsRect() const {
return last_event_bounds_rect_;
}
const gfx::PointF& GetLastDragUpdatePosition() const {
return last_drag_update_position_;
}
std::vector<SelectionEventType> GetAndResetEvents() {
std::vector<SelectionEventType> events;
events.swap(events_);
return events;
}
TouchSelectionController& controller() { return *controller_; }
private:
TouchSelectionController::Config DefaultConfig() {
// |enable_longpress_drag_selection| is set to false by default, and should
// be overriden for explicit testing.
TouchSelectionController::Config config;
config.max_tap_duration =
base::TimeDelta::FromMilliseconds(kDefaultTapTimeoutMs);
config.tap_slop = kDefaulTapSlop;
config.enable_longpress_drag_selection = false;
return config;
}
gfx::PointF last_event_start_;
gfx::PointF last_event_end_;
gfx::PointF caret_position_;
gfx::PointF selection_start_;
gfx::PointF selection_end_;
gfx::RectF last_event_bounds_rect_;
gfx::PointF last_drag_update_position_;
std::vector<SelectionEventType> events_;
bool caret_moved_;
bool selection_moved_;
bool selection_points_swapped_;
bool needs_animate_;
bool animation_enabled_;
bool dragging_enabled_;
std::unique_ptr<TouchSelectionController> controller_;
DISALLOW_COPY_AND_ASSIGN(TouchSelectionControllerTest);
};
TEST_F(TouchSelectionControllerTest, InsertionBasic) {
gfx::RectF insertion_rect(5, 5, 0, 10);
bool visible = true;
OnTapEvent();
ChangeInsertion(insertion_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_SHOWN));
EXPECT_EQ(insertion_rect.bottom_left(), GetLastEventStart());
insertion_rect.Offset(1, 0);
ChangeInsertion(insertion_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_MOVED));
EXPECT_EQ(insertion_rect.bottom_left(), GetLastEventStart());
insertion_rect.Offset(0, 1);
ChangeInsertion(insertion_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_MOVED));
EXPECT_EQ(insertion_rect.bottom_left(), GetLastEventStart());
OnTapEvent();
insertion_rect.Offset(1, 0);
ChangeInsertion(insertion_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_SHOWN));
EXPECT_EQ(insertion_rect.bottom_left(), GetLastEventStart());
ClearInsertion();
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_CLEARED));
}
TEST_F(TouchSelectionControllerTest, InsertionToSelectionTransition) {
OnLongPressEvent();
gfx::RectF start_rect(5, 5, 0, 10);
gfx::RectF end_rect(50, 5, 0, 10);
bool visible = true;
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_CLEARED, SELECTION_HANDLES_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
ChangeInsertion(end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_CLEARED, INSERTION_HANDLE_SHOWN));
EXPECT_EQ(end_rect.bottom_left(), GetLastEventStart());
ClearInsertion();
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_CLEARED));
OnTapEvent();
ChangeInsertion(end_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_SHOWN));
EXPECT_EQ(end_rect.bottom_left(), GetLastEventStart());
}
TEST_F(TouchSelectionControllerTest, InsertionDragged) {
base::TimeTicks event_time = base::TimeTicks::Now();
OnTapEvent();
// The touch sequence should not be handled if insertion is not active.
MockMotionEvent event(MockMotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_FALSE(controller().WillHandleTouchEvent(event));
float line_height = 10.f;
gfx::RectF start_rect(10, 0, 0, line_height);
bool visible = true;
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
// The touch sequence should be handled only if the drawable reports a hit.
EXPECT_FALSE(controller().WillHandleTouchEvent(event));
SetDraggingEnabled(true);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetCaretMoved());
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_DRAG_STARTED));
// The MoveCaret() result should reflect the movement.
// The reported position is offset from the center of |start_rect|.
gfx::PointF start_offset = start_rect.CenterPoint();
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 0, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_TRUE(GetAndResetCaretMoved());
EXPECT_EQ(start_offset + gfx::Vector2dF(0, 5), GetLastCaretPosition());
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 5, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_TRUE(GetAndResetCaretMoved());
EXPECT_EQ(start_offset + gfx::Vector2dF(5, 5), GetLastCaretPosition());
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 10, 10);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_TRUE(GetAndResetCaretMoved());
EXPECT_EQ(start_offset + gfx::Vector2dF(10, 10), GetLastCaretPosition());
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 10, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetCaretMoved());
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_DRAG_STOPPED));
// Following Action::DOWN should not be consumed if it does not start handle
// dragging.
SetDraggingEnabled(false);
event = MockMotionEvent(MotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_FALSE(controller().WillHandleTouchEvent(event));
}
TEST_F(TouchSelectionControllerTest, InsertionDeactivatedWhileDragging) {
base::TimeTicks event_time = base::TimeTicks::Now();
OnTapEvent();
float line_height = 10.f;
gfx::RectF start_rect(10, 0, 0, line_height);
bool visible = true;
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
// Enable dragging so that the following Action::DOWN starts handle dragging.
SetDraggingEnabled(true);
// Touch down to start dragging.
MockMotionEvent event(MockMotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetCaretMoved());
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_DRAG_STARTED));
// Move the handle.
gfx::PointF start_offset = start_rect.CenterPoint();
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 0, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_TRUE(GetAndResetCaretMoved());
EXPECT_EQ(start_offset + gfx::Vector2dF(0, 5), GetLastCaretPosition());
// Deactivate touch selection to end dragging.
controller().HideAndDisallowShowingAutomatically();
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_DRAG_STOPPED,
INSERTION_HANDLE_CLEARED));
// Move the finger. There is no handle to move, so the cursor is not moved;
// but, the event is still consumed because the touch down that started the
// touch sequence was consumed.
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 5, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetCaretMoved());
EXPECT_EQ(start_offset + gfx::Vector2dF(0, 5), GetLastCaretPosition());
// Lift the finger to end the touch sequence.
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 5, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetCaretMoved());
EXPECT_THAT(GetAndResetEvents(), IsEmpty());
// Following Action::DOWN should not be consumed if it does not start handle
// dragging.
SetDraggingEnabled(false);
event = MockMotionEvent(MotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_FALSE(controller().WillHandleTouchEvent(event));
}
TEST_F(TouchSelectionControllerTest, InsertionTapped) {
base::TimeTicks event_time = base::TimeTicks::Now();
OnTapEvent();
SetDraggingEnabled(true);
gfx::RectF start_rect(10, 0, 0, 10);
bool visible = true;
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_SHOWN));
MockMotionEvent event(MockMotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_DRAG_STARTED));
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_TAPPED,
INSERTION_HANDLE_DRAG_STOPPED));
// Reset the insertion.
ClearInsertion();
OnTapEvent();
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_CLEARED, INSERTION_HANDLE_SHOWN));
// No tap should be signalled if the time between DOWN and UP was too long.
event = MockMotionEvent(MockMotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
event = MockMotionEvent(MockMotionEvent::Action::UP,
event_time + base::TimeDelta::FromSeconds(1), 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_DRAG_STARTED,
INSERTION_HANDLE_DRAG_STOPPED));
// Reset the insertion.
ClearInsertion();
OnTapEvent();
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_CLEARED, INSERTION_HANDLE_SHOWN));
// No tap should be signalled if the drag was too long.
event = MockMotionEvent(MockMotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 100, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 100, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_DRAG_STARTED,
INSERTION_HANDLE_DRAG_STOPPED));
// Reset the insertion.
ClearInsertion();
OnTapEvent();
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_CLEARED, INSERTION_HANDLE_SHOWN));
// No tap should be signalled if the touch sequence is cancelled.
event = MockMotionEvent(MockMotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
event = MockMotionEvent(MockMotionEvent::Action::CANCEL, event_time, 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_DRAG_STARTED,
INSERTION_HANDLE_DRAG_STOPPED));
}
TEST_F(TouchSelectionControllerTest, SelectionBasic) {
gfx::RectF start_rect(5, 5, 0, 10);
gfx::RectF end_rect(50, 5, 0, 10);
bool visible = true;
OnLongPressEvent();
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
start_rect.Offset(1, 0);
ChangeSelection(start_rect, visible, end_rect, visible);
// Selection movement does not currently trigger a separate event.
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLES_MOVED));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
EXPECT_EQ(end_rect.bottom_left(), GetLastEventEnd());
ClearSelection();
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_CLEARED));
}
TEST_F(TouchSelectionControllerTest, SelectionAllowedByDoubleTap) {
gfx::RectF start_rect(5, 5, 0, 10);
gfx::RectF end_rect(50, 5, 0, 10);
bool visible = true;
OnDoubleTapEvent();
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
}
TEST_F(TouchSelectionControllerTest, SelectionAllowedByDoubleTapOnEditable) {
gfx::RectF start_rect(5, 5, 0, 10);
gfx::RectF end_rect(50, 5, 0, 10);
bool visible = true;
// If the user double tap selects text in an editable region, the first tap
// will register insertion and the second tap selection.
OnTapEvent();
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_SHOWN));
OnDoubleTapEvent();
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_CLEARED, SELECTION_HANDLES_SHOWN));
}
TEST_F(TouchSelectionControllerTest,
SelectionAllowedByTripleTapOnEditableArabicVowel) {
gfx::RectF start_rect(5, 5, 0, 10);
gfx::RectF end_rect(5, 5, 0, 10);
bool visible = true;
// If the user triple tap selects text in an editable region, the first tap
// will register insertion.
OnTapEvent();
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(INSERTION_HANDLE_SHOWN));
// The second tap will also not select since the charcter (Arabic/Urdu vowel)
// has zero width, the second tap will maintain insertion.
OnDoubleTapEvent();
ChangeInsertion(start_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre());
// The third tap selects everything in the editable text box. Since the only
// text in the editable box is a zero length character the selection has the
// same start and end rect.
OnTripleTapEvent();
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(INSERTION_HANDLE_CLEARED, SELECTION_HANDLES_SHOWN));
}
TEST_F(TouchSelectionControllerTest, SelectionAllowsEmptyUpdateAfterLongPress) {
gfx::RectF start_rect(5, 5, 0, 10);
gfx::RectF end_rect(50, 5, 0, 10);
bool visible = true;
OnLongPressEvent();
EXPECT_THAT(GetAndResetEvents(), IsEmpty());
// There may be several empty updates after a longpress due to the
// asynchronous response. These empty updates should not prevent the selection
// handles from (eventually) activating.
ClearSelection();
EXPECT_THAT(GetAndResetEvents(), IsEmpty());
ClearSelection();
EXPECT_THAT(GetAndResetEvents(), IsEmpty());
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
}
TEST_F(TouchSelectionControllerTest, SelectionRepeatedLongPress) {
gfx::RectF start_rect(5, 5, 0, 10);
gfx::RectF end_rect(50, 5, 0, 10);
bool visible = true;
OnLongPressEvent();
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
EXPECT_EQ(end_rect.bottom_left(), GetLastEventEnd());
// A long press triggering a new selection should re-send the
// SELECTION_HANDLES_SHOWN
// event notification.
start_rect.Offset(10, 10);
OnLongPressEvent();
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLES_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
EXPECT_EQ(end_rect.bottom_left(), GetLastEventEnd());
}
TEST_F(TouchSelectionControllerTest, SelectionDragged) {
base::TimeTicks event_time = base::TimeTicks::Now();
OnLongPressEvent();
// The touch sequence should not be handled if selection is not active.
MockMotionEvent event(MockMotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_FALSE(controller().WillHandleTouchEvent(event));
float line_height = 10.f;
gfx::RectF start_rect(0, 0, 0, line_height);
gfx::RectF end_rect(50, 0, 0, line_height);
bool visible = true;
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
// The touch sequence should be handled only if the drawable reports a hit.
EXPECT_FALSE(controller().WillHandleTouchEvent(event));
SetDraggingEnabled(true);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetSelectionMoved());
// The SelectBetweenCoordinates() result should reflect the movement. Note
// that the start coordinate will always reflect the "fixed" handle's
// position, in this case the position from |end_rect|.
// Note that the reported position is offset from the center of the
// input rects (i.e., the middle of the corresponding text line).
gfx::PointF fixed_offset = end_rect.CenterPoint();
gfx::PointF start_offset = start_rect.CenterPoint();
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 0, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STARTED));
EXPECT_TRUE(GetAndResetSelectionMoved());
EXPECT_EQ(fixed_offset, GetLastSelectionStart());
EXPECT_EQ(start_offset + gfx::Vector2dF(0, 5), GetLastSelectionEnd());
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 5, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_TRUE(GetAndResetSelectionMoved());
EXPECT_EQ(fixed_offset, GetLastSelectionStart());
EXPECT_EQ(start_offset + gfx::Vector2dF(5, 5), GetLastSelectionEnd());
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 10, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_TRUE(GetAndResetSelectionMoved());
EXPECT_EQ(fixed_offset, GetLastSelectionStart());
EXPECT_EQ(start_offset + gfx::Vector2dF(10, 5), GetLastSelectionEnd());
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 10, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STOPPED));
EXPECT_FALSE(GetAndResetSelectionMoved());
// Following Action::DOWN should not be consumed if it does not start handle
// dragging.
SetDraggingEnabled(false);
event = MockMotionEvent(MotionEvent::Action::DOWN, event_time, 0, 0);
EXPECT_FALSE(controller().WillHandleTouchEvent(event));
}
TEST_F(TouchSelectionControllerTest, SelectionDraggedWithOverlap) {
base::TimeTicks event_time = base::TimeTicks::Now();
OnLongPressEvent();
float line_height = 10.f;
gfx::RectF start_rect(0, 0, 0, line_height);
gfx::RectF end_rect(50, 0, 0, line_height);
bool visible = true;
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
// The Action::DOWN should lock to the closest handle.
gfx::PointF end_offset = end_rect.CenterPoint();
gfx::PointF fixed_offset = start_rect.CenterPoint();
float touch_down_x = (end_offset.x() + fixed_offset.x()) / 2 + 1.f;
MockMotionEvent event(MockMotionEvent::Action::DOWN, event_time, touch_down_x,
0);
SetDraggingEnabled(true);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STARTED));
EXPECT_FALSE(GetAndResetSelectionMoved());
// Even though the Action::MOVE is over the start handle, it should continue
// targetting the end handle that consumed the Action::DOWN.
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time, 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_TRUE(GetAndResetSelectionMoved());
EXPECT_EQ(fixed_offset, GetLastSelectionStart());
EXPECT_EQ(end_offset - gfx::Vector2dF(touch_down_x, 0),
GetLastSelectionEnd());
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 0, 0);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STOPPED));
EXPECT_FALSE(GetAndResetSelectionMoved());
}
TEST_F(TouchSelectionControllerTest, SelectionDraggedToSwitchBaseAndExtent) {
base::TimeTicks event_time = base::TimeTicks::Now();
OnLongPressEvent();
float line_height = 10.f;
gfx::RectF start_rect(50, line_height, 0, line_height);
gfx::RectF end_rect(100, line_height, 0, line_height);
bool visible = true;
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
SetDraggingEnabled(true);
// Move the extent, not triggering a swap of points.
MockMotionEvent event(MockMotionEvent::Action::DOWN, event_time, end_rect.x(),
end_rect.bottom());
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetSelectionMoved());
EXPECT_FALSE(GetAndResetSelectionPointsSwapped());
gfx::PointF base_offset = start_rect.CenterPoint();
gfx::PointF extent_offset = end_rect.CenterPoint();
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time,
end_rect.x(), end_rect.bottom() + 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STARTED));
EXPECT_TRUE(GetAndResetSelectionMoved());
EXPECT_FALSE(GetAndResetSelectionPointsSwapped());
EXPECT_EQ(base_offset, GetLastSelectionStart());
EXPECT_EQ(extent_offset + gfx::Vector2dF(0, 5), GetLastSelectionEnd());
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 10, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STOPPED));
EXPECT_FALSE(GetAndResetSelectionMoved());
end_rect += gfx::Vector2dF(0, 5);
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLES_MOVED));
// Move the base, triggering a swap of points.
event = MockMotionEvent(MockMotionEvent::Action::DOWN, event_time,
start_rect.x(), start_rect.bottom());
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetSelectionMoved());
EXPECT_TRUE(GetAndResetSelectionPointsSwapped());
base_offset = end_rect.CenterPoint();
extent_offset = start_rect.CenterPoint();
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time,
start_rect.x(), start_rect.bottom() + 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STARTED));
EXPECT_TRUE(GetAndResetSelectionMoved());
EXPECT_FALSE(GetAndResetSelectionPointsSwapped());
EXPECT_EQ(base_offset, GetLastSelectionStart());
EXPECT_EQ(extent_offset + gfx::Vector2dF(0, 5), GetLastSelectionEnd());
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 10, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STOPPED));
EXPECT_FALSE(GetAndResetSelectionMoved());
start_rect += gfx::Vector2dF(0, 5);
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLES_MOVED));
// Move the same point again, not triggering a swap of points.
event = MockMotionEvent(MockMotionEvent::Action::DOWN, event_time,
start_rect.x(), start_rect.bottom());
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetSelectionMoved());
EXPECT_FALSE(GetAndResetSelectionPointsSwapped());
base_offset = end_rect.CenterPoint();
extent_offset = start_rect.CenterPoint();
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time,
start_rect.x(), start_rect.bottom() + 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STARTED));
EXPECT_TRUE(GetAndResetSelectionMoved());
EXPECT_FALSE(GetAndResetSelectionPointsSwapped());
EXPECT_EQ(base_offset, GetLastSelectionStart());
EXPECT_EQ(extent_offset + gfx::Vector2dF(0, 5), GetLastSelectionEnd());
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 10, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STOPPED));
EXPECT_FALSE(GetAndResetSelectionMoved());
start_rect += gfx::Vector2dF(0, 5);
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLES_MOVED));
// Move the base, triggering a swap of points.
event = MockMotionEvent(MockMotionEvent::Action::DOWN, event_time,
end_rect.x(), end_rect.bottom());
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_FALSE(GetAndResetSelectionMoved());
EXPECT_TRUE(GetAndResetSelectionPointsSwapped());
base_offset = start_rect.CenterPoint();
extent_offset = end_rect.CenterPoint();
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time,
end_rect.x(), end_rect.bottom() + 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STARTED));
EXPECT_TRUE(GetAndResetSelectionMoved());
EXPECT_FALSE(GetAndResetSelectionPointsSwapped());
EXPECT_EQ(base_offset, GetLastSelectionStart());
EXPECT_EQ(extent_offset + gfx::Vector2dF(0, 5), GetLastSelectionEnd());
event = MockMotionEvent(MockMotionEvent::Action::UP, event_time, 10, 5);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STOPPED));
EXPECT_FALSE(GetAndResetSelectionMoved());
}
TEST_F(TouchSelectionControllerTest, SelectionDragExtremeLineSize) {
base::TimeTicks event_time = base::TimeTicks::Now();
OnLongPressEvent();
float small_line_height = 1.f;
float large_line_height = 50.f;
gfx::RectF small_line_rect(0, 0, 0, small_line_height);
gfx::RectF large_line_rect(50, 50, 0, large_line_height);
bool visible = true;
ChangeSelection(small_line_rect, visible, large_line_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
EXPECT_EQ(small_line_rect.bottom_left(), GetLastEventStart());
// Start dragging the handle on the small line.
MockMotionEvent event(MockMotionEvent::Action::DOWN, event_time,
small_line_rect.x(), small_line_rect.y());
SetDraggingEnabled(true);
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_HANDLE_DRAG_STARTED));
// The drag coordinate for large lines should be capped to a reasonable
// offset, allowing seamless transition to neighboring lines with different
// sizes. The drag coordinate for small lines should have an offset
// commensurate with the small line size.
EXPECT_EQ(large_line_rect.bottom_left() - gfx::Vector2dF(0, 8.f),
GetLastSelectionStart());
EXPECT_EQ(small_line_rect.CenterPoint(), GetLastSelectionEnd());
small_line_rect += gfx::Vector2dF(25.f, 0);
event = MockMotionEvent(MockMotionEvent::Action::MOVE, event_time,
small_line_rect.x(), small_line_rect.y());
EXPECT_TRUE(controller().WillHandleTouchEvent(event));
EXPECT_TRUE(GetAndResetSelectionMoved());
EXPECT_EQ(small_line_rect.CenterPoint(), GetLastSelectionEnd());
}
TEST_F(TouchSelectionControllerTest, Animation) {
OnTapEvent();
gfx::RectF insertion_rect(5, 5, 0, 10);
bool visible = true;
ChangeInsertion(insertion_rect, visible);
EXPECT_FALSE(GetAndResetNeedsAnimate());
visible = false;
ChangeInsertion(insertion_rect, visible);
EXPECT_TRUE(GetAndResetNeedsAnimate());
visible = true;
ChangeInsertion(insertion_rect, visible);
EXPECT_TRUE(GetAndResetNeedsAnimate());
// If the handles are explicity hidden, no animation should be triggered.
controller().HideAndDisallowShowingAutomatically();
EXPECT_FALSE(GetAndResetNeedsAnimate());
// If the client doesn't support animation, no animation should be triggered.
SetAnimationEnabled(false);
OnTapEvent();
visible = true;
ChangeInsertion(insertion_rect, visible);
EXPECT_FALSE(GetAndResetNeedsAnimate());
}
TEST_F(TouchSelectionControllerTest, TemporarilyHidden) {
TouchSelectionControllerTestApi test_controller(&controller());
OnTapEvent();
gfx::RectF insertion_rect(5, 5, 0, 10);
bool visible = true;
ChangeInsertion(insertion_rect, visible);
EXPECT_FALSE(GetAndResetNeedsAnimate());
EXPECT_TRUE(test_controller.GetStartVisible());
EXPECT_TRUE(test_controller.GetEndVisible());
controller().SetTemporarilyHidden(true);
EXPECT_TRUE(GetAndResetNeedsAnimate());
EXPECT_FALSE(test_controller.GetStartVisible());
EXPECT_FALSE(test_controller.GetEndVisible());
EXPECT_EQ(0.f, test_controller.GetStartAlpha());
EXPECT_EQ(0.f, test_controller.GetEndAlpha());
visible = false;
ChangeInsertion(insertion_rect, visible);
EXPECT_FALSE(GetAndResetNeedsAnimate());
EXPECT_FALSE(test_controller.GetStartVisible());
EXPECT_EQ(0.f, test_controller.GetStartAlpha());
visible = true;
ChangeInsertion(insertion_rect, visible);
EXPECT_FALSE(GetAndResetNeedsAnimate());
EXPECT_FALSE(test_controller.GetStartVisible());
EXPECT_EQ(0.f, test_controller.GetStartAlpha());
controller().SetTemporarilyHidden(false);
EXPECT_TRUE(GetAndResetNeedsAnimate());
EXPECT_TRUE(test_controller.GetStartVisible());
}
TEST_F(TouchSelectionControllerTest, SelectionClearOnTap) {
gfx::RectF start_rect(5, 5, 0, 10);
gfx::RectF end_rect(50, 5, 0, 10);
bool visible = true;
OnLongPressEvent();
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
// Selection should not be cleared if the selection bounds have not changed.
OnTapEvent();
EXPECT_THAT(GetAndResetEvents(), IsEmpty());
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());
OnTapEvent();
ClearSelection();
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_CLEARED));
}
TEST_F(TouchSelectionControllerTest, LongPressDrag) {
EnableLongPressDragSelection();
TouchSelectionControllerTestApi test_controller(&controller());
gfx::RectF start_rect(-50, 0, 0, 10);
gfx::RectF end_rect(50, 0, 0, 10);
bool visible = true;
// Start a touch sequence.
MockMotionEvent event;
EXPECT_FALSE(controller().WillHandleTouchEvent(event.PressPoint(0, 0)));
// Activate a longpress-triggered selection.
OnLongPressEvent();
ChangeSelection(start_rect, visible, end_rect, visible);
EXPECT_THAT(GetAndResetEvents(),
ElementsAre(SELECTION_HANDLES_SHOWN));
EXPECT_EQ(start_rect.bottom_left(), GetLastEventStart());