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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 "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/events/event_utils.h"
#include "ui/events/gestures/gesture_provider_aura.h"
namespace ui {
class GestureProviderAuraTest : public testing::Test,
public GestureProviderAuraClient {
public:
GestureProviderAuraTest() {}
virtual ~GestureProviderAuraTest() {}
virtual void OnGestureEvent(GestureEvent* event) OVERRIDE {}
virtual void SetUp() OVERRIDE {
provider_.reset(new GestureProviderAura(this));
}
virtual void TearDown() OVERRIDE { provider_.reset(); }
GestureProviderAura* provider() { return provider_.get(); }
private:
scoped_ptr<GestureProviderAura> provider_;
base::MessageLoopForUI message_loop_;
};
TEST_F(GestureProviderAuraTest, IgnoresExtraPressEvents) {
base::TimeDelta time = ui::EventTimeForNow();
TouchEvent press1(ET_TOUCH_PRESSED, gfx::PointF(10, 10), 0, time);
EXPECT_TRUE(provider()->OnTouchEvent(press1));
time += base::TimeDelta::FromMilliseconds(10);
TouchEvent press2(ET_TOUCH_PRESSED, gfx::PointF(30, 40), 0, time);
// Redundant press with same id is ignored.
EXPECT_FALSE(provider()->OnTouchEvent(press2));
}
TEST_F(GestureProviderAuraTest, IgnoresExtraMoveOrReleaseEvents) {
base::TimeDelta time = ui::EventTimeForNow();
TouchEvent press1(ET_TOUCH_PRESSED, gfx::PointF(10, 10), 0, time);
EXPECT_TRUE(provider()->OnTouchEvent(press1));
time += base::TimeDelta::FromMilliseconds(10);
TouchEvent release1(ET_TOUCH_RELEASED, gfx::PointF(30, 40), 0, time);
EXPECT_TRUE(provider()->OnTouchEvent(release1));
time += base::TimeDelta::FromMilliseconds(10);
TouchEvent release2(ET_TOUCH_RELEASED, gfx::PointF(30, 45), 0, time);
EXPECT_FALSE(provider()->OnTouchEvent(release1));
time += base::TimeDelta::FromMilliseconds(10);
TouchEvent move1(ET_TOUCH_MOVED, gfx::PointF(70, 75), 0, time);
EXPECT_FALSE(provider()->OnTouchEvent(move1));
}
TEST_F(GestureProviderAuraTest, IgnoresIdenticalMoveEvents) {
const float kRadiusX = 20;
const float kRadiusY = 30;
const float kAngle = 120;
const float kForce = 40;
const int kTouchId0 = 5;
const int kTouchId1 = 3;
base::TimeDelta time = ui::EventTimeForNow();
TouchEvent press0_1(ET_TOUCH_PRESSED, gfx::PointF(9, 10), kTouchId0, time);
EXPECT_TRUE(provider()->OnTouchEvent(press0_1));
TouchEvent press1_1(ET_TOUCH_PRESSED, gfx::PointF(40, 40), kTouchId1, time);
EXPECT_TRUE(provider()->OnTouchEvent(press1_1));
time += base::TimeDelta::FromMilliseconds(10);
TouchEvent move0_1(ET_TOUCH_MOVED,
gfx::PointF(10, 10),
0,
kTouchId0,
time,
kRadiusX,
kRadiusY,
kAngle,
kForce);
EXPECT_TRUE(provider()->OnTouchEvent(move0_1));
TouchEvent move1_1(ET_TOUCH_MOVED,
gfx::PointF(100, 200),
0,
kTouchId1,
time,
kRadiusX,
kRadiusY,
kAngle,
kForce);
EXPECT_TRUE(provider()->OnTouchEvent(move1_1));
time += base::TimeDelta::FromMilliseconds(10);
TouchEvent move0_2(ET_TOUCH_MOVED,
gfx::PointF(10, 10),
0,
kTouchId0,
time,
kRadiusX,
kRadiusY,
kAngle,
kForce);
// Nothing has changed, so ignore the move.
EXPECT_FALSE(provider()->OnTouchEvent(move0_2));
TouchEvent move1_2(ET_TOUCH_MOVED,
gfx::PointF(100, 200),
0,
kTouchId1,
time,
kRadiusX,
kRadiusY,
kAngle,
kForce);
// Nothing has changed, so ignore the move.
EXPECT_FALSE(provider()->OnTouchEvent(move1_2));
time += base::TimeDelta::FromMilliseconds(10);
TouchEvent move0_3(ET_TOUCH_MOVED,
gfx::PointF(70, 75.1f),
0,
kTouchId0,
time,
kRadiusX,
kRadiusY,
kAngle,
kForce);
// Position has changed, so don't ignore the move.
EXPECT_TRUE(provider()->OnTouchEvent(move0_3));
time += base::TimeDelta::FromMilliseconds(10);
TouchEvent move0_4(ET_TOUCH_MOVED,
gfx::PointF(70, 75.1f),
0,
kTouchId0,
time,
kRadiusX,
kRadiusY + 1,
kAngle,
kForce);
}
} // namespace ui
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