1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "athena/util/drag_handle.h"
7 #include "ui/aura/test/aura_test_base.h"
8 #include "ui/aura/window.h"
9 #include "ui/views/view.h"
10 #include "ui/views/widget/widget.h"
14 class DragHandleDelegateTest : public DragHandleScrollDelegate {
16 explicit DragHandleDelegateTest()
18 got_scroll_end_(false),
21 virtual ~DragHandleDelegateTest() {}
25 got_scroll_end_ = false;
29 float begin_delta() { return begin_delta_; }
30 bool got_scroll_end() { return got_scroll_end_; }
31 float update_delta() { return update_delta_; }
34 // DragHandleScrollDelegate:
35 virtual void HandleScrollBegin(float delta) OVERRIDE {
39 virtual void HandleScrollEnd() OVERRIDE {
40 got_scroll_end_ = true;
43 virtual void HandleScrollUpdate(float delta) OVERRIDE {
44 update_delta_ = delta;
51 DISALLOW_COPY_AND_ASSIGN(DragHandleDelegateTest);
54 typedef aura::test::AuraTestBase DragHandleTest;
56 const int kDragHandleWidth = 10;
57 const int kDragHandleHeight = 100;
59 ui::GestureEvent CreateGestureEvent(ui::EventType type,
62 ui::GestureEvent event(
66 base::TimeDelta::FromInternalValue(base::Time::Now().ToInternalValue()),
67 type == ui::ET_GESTURE_SCROLL_END
68 ? ui::GestureEventDetails(type)
69 : ui::GestureEventDetails(type, delta_x, 0));
70 event.set_root_location(gfx::PointF(x, 1));
74 TEST_F(DragHandleTest, ScrollTest) {
75 DragHandleDelegateTest delegate;
76 scoped_ptr<views::View> drag_handle(
77 CreateDragHandleView(DragHandleScrollDirection::DRAG_HANDLE_HORIZONTAL,
83 views::Widget::InitParams params(
84 views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
85 params.parent = root_window();
86 params.accept_events = true;
87 params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
89 widget.SetContentsView(drag_handle.get());
90 const gfx::Size& size = gfx::Size(kDragHandleWidth, kDragHandleHeight);
92 widget.SetBounds(gfx::Rect(0, 0, size.width(), size.height()));
94 const float begin_x = 4.0;
95 const float begin_delta = 10.0;
96 const float update_delta = 15.0;
98 ui::GestureEvent scroll_begin_model =
99 CreateGestureEvent(ui::ET_GESTURE_SCROLL_BEGIN, begin_x, begin_delta);
100 ui::GestureEvent scroll_update_model =
101 CreateGestureEvent(ui::ET_GESTURE_SCROLL_UPDATE,
102 begin_x + update_delta,
103 update_delta - begin_delta);
104 ui::GestureEvent scroll_end_model =
105 CreateGestureEvent(ui::ET_GESTURE_SCROLL_END, begin_x + update_delta, 0);
106 ui::GestureEvent fling_start_model =
107 CreateGestureEvent(ui::ET_SCROLL_FLING_START, begin_x + update_delta, 0);
110 ui::GestureEvent e(scroll_begin_model);
111 widget.OnGestureEvent(&e);
112 EXPECT_EQ(begin_delta, delegate.begin_delta());
113 EXPECT_EQ(0, delegate.update_delta());
114 EXPECT_FALSE(delegate.got_scroll_end());
115 e = ui::GestureEvent(scroll_update_model);
116 widget.OnGestureEvent(&e);
117 EXPECT_EQ(update_delta, delegate.update_delta());
118 EXPECT_FALSE(delegate.got_scroll_end());
119 e = ui::GestureEvent(scroll_end_model);
120 widget.OnGestureEvent(&e);
121 EXPECT_EQ(update_delta, delegate.update_delta());
122 EXPECT_TRUE(delegate.got_scroll_end());
126 // Scroll ending with a fling
127 e = ui::GestureEvent(scroll_begin_model);
128 widget.OnGestureEvent(&e);
129 e = ui::GestureEvent(scroll_update_model);
130 widget.OnGestureEvent(&e);
131 e = ui::GestureEvent(fling_start_model);
132 widget.OnGestureEvent(&e);
133 EXPECT_TRUE(delegate.got_scroll_end());
140 } // namespace athena