blob: 16f152ef2eaa3b9f236d734fd988c4a90818b7f4 [file] [log] [blame]
// 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 "athena/util/drag_handle.h"
#include "ui/aura/test/aura_test_base.h"
#include "ui/aura/window.h"
#include "ui/views/view.h"
#include "ui/views/widget/widget.h"
namespace athena {
class DragHandleDelegateTest : public DragHandleScrollDelegate {
public:
explicit DragHandleDelegateTest()
: begin_delta_(0),
got_scroll_end_(false),
update_delta_(0) {}
virtual ~DragHandleDelegateTest() {}
void Reset() {
begin_delta_ = 0;
got_scroll_end_ = false;
update_delta_ = 0;
}
float begin_delta() { return begin_delta_; }
bool got_scroll_end() { return got_scroll_end_; }
float update_delta() { return update_delta_; }
private:
// DragHandleScrollDelegate:
virtual void HandleScrollBegin(float delta) override {
begin_delta_ = delta;
}
virtual void HandleScrollEnd() override {
got_scroll_end_ = true;
}
virtual void HandleScrollUpdate(float delta) override {
update_delta_ = delta;
}
float begin_delta_;
bool got_scroll_end_;
float update_delta_;
DISALLOW_COPY_AND_ASSIGN(DragHandleDelegateTest);
};
typedef aura::test::AuraTestBase DragHandleTest;
const int kDragHandleWidth = 10;
const int kDragHandleHeight = 100;
ui::GestureEvent CreateGestureEvent(ui::EventType type,
float x,
float delta_x) {
ui::GestureEvent event(
x,
1,
0,
base::TimeDelta::FromInternalValue(base::Time::Now().ToInternalValue()),
type == ui::ET_GESTURE_SCROLL_END
? ui::GestureEventDetails(type)
: ui::GestureEventDetails(type, delta_x, 0));
event.set_root_location(gfx::PointF(x, 1));
return event;
}
TEST_F(DragHandleTest, ScrollTest) {
DragHandleDelegateTest delegate;
scoped_ptr<views::View> drag_handle(
CreateDragHandleView(DragHandleScrollDirection::DRAG_HANDLE_HORIZONTAL,
&delegate,
kDragHandleWidth,
kDragHandleHeight));
views::Widget widget;
views::Widget::InitParams params(
views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
params.parent = root_window();
params.accept_events = true;
params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
widget.Init(params);
widget.SetContentsView(drag_handle.get());
const gfx::Size& size = gfx::Size(kDragHandleWidth, kDragHandleHeight);
widget.SetSize(size);
widget.SetBounds(gfx::Rect(0, 0, size.width(), size.height()));
const float begin_x = 4.0;
const float begin_delta = 10.0;
const float update_delta = 15.0;
ui::GestureEvent scroll_begin_model =
CreateGestureEvent(ui::ET_GESTURE_SCROLL_BEGIN, begin_x, begin_delta);
ui::GestureEvent scroll_update_model =
CreateGestureEvent(ui::ET_GESTURE_SCROLL_UPDATE,
begin_x + update_delta,
update_delta - begin_delta);
ui::GestureEvent scroll_end_model =
CreateGestureEvent(ui::ET_GESTURE_SCROLL_END, begin_x + update_delta, 0);
ui::GestureEvent fling_start_model =
CreateGestureEvent(ui::ET_SCROLL_FLING_START, begin_x + update_delta, 0);
// Normal scroll
ui::GestureEvent e(scroll_begin_model);
widget.OnGestureEvent(&e);
EXPECT_EQ(begin_delta, delegate.begin_delta());
EXPECT_EQ(0, delegate.update_delta());
EXPECT_FALSE(delegate.got_scroll_end());
e = ui::GestureEvent(scroll_update_model);
widget.OnGestureEvent(&e);
EXPECT_EQ(update_delta, delegate.update_delta());
EXPECT_FALSE(delegate.got_scroll_end());
e = ui::GestureEvent(scroll_end_model);
widget.OnGestureEvent(&e);
EXPECT_EQ(update_delta, delegate.update_delta());
EXPECT_TRUE(delegate.got_scroll_end());
delegate.Reset();
// Scroll ending with a fling
e = ui::GestureEvent(scroll_begin_model);
widget.OnGestureEvent(&e);
e = ui::GestureEvent(scroll_update_model);
widget.OnGestureEvent(&e);
e = ui::GestureEvent(fling_start_model);
widget.OnGestureEvent(&e);
EXPECT_TRUE(delegate.got_scroll_end());
delegate.Reset();
drag_handle.reset();
}
} // namespace athena