components/html_viewer/input_events_unittest.cc

   1 // Copyright 2015 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.
   4
   5 #include "base/memory/scoped_ptr.h"
   6 #include "components/html_viewer/blink_input_events_type_converters.h"
   7 #include "mojo/converters/input_events/input_events_type_converters.h"
   8 #include "testing/gtest/include/gtest/gtest.h"
   9 #include "third_party/WebKit/public/web/WebInputEvent.h"
  10 #include "ui/events/event.h"
  11 #include "ui/events/event_utils.h"
  12 #include "ui/events/test/events_test_utils.h"
  13
  14 using ui::EventTimeForNow;
  15 using blink::WebInputEvent;
  16 using blink::WebMouseEvent;
  17 using blink::WebMouseWheelEvent;
  18
  19 namespace mojo {
  20 namespace {
  21
  22 TEST(InputEventLibTest, MouseEventConversion) {
  23   scoped_ptr<ui::Event> mouseev(
  24       new ui::MouseEvent(ui::ET_MOUSE_PRESSED, gfx::Point(1, 2),
  25                          gfx::Point(3, 4), EventTimeForNow(), 0, 0));
  26
  27   mojo::EventPtr mojo_event(Event::From(*mouseev));
  28
  29   EXPECT_EQ(EVENT_TYPE_POINTER_DOWN, mojo_event->action);
  30   EXPECT_EQ(POINTER_KIND_MOUSE, mojo_event->pointer_data->kind);
  31
  32   scoped_ptr<blink::WebInputEvent> webevent =
  33       mojo_event.To<scoped_ptr<blink::WebInputEvent>>();
  34
  35   ASSERT_TRUE(webevent);
  36   EXPECT_EQ(WebInputEvent::MouseDown, webevent->type);
  37
  38   scoped_ptr<WebMouseEvent> web_mouse_event(
  39       static_cast<WebMouseEvent*>(webevent.release()));
  40
  41   EXPECT_EQ(1, web_mouse_event->x);
  42   EXPECT_EQ(2, web_mouse_event->y);
  43   EXPECT_EQ(3, web_mouse_event->globalX);
  44   EXPECT_EQ(4, web_mouse_event->globalY);
  45 }
  46
  47 TEST(InputEventLibTest, MouseWheelEventConversionNonPrecise) {
  48   scoped_ptr<ui::Event> original_wheel(new ui::MouseWheelEvent(
  49       gfx::Vector2d(-1.0 * 53, -2.0 * 53), gfx::PointF(1.0, 2.0),
  50       gfx::PointF(3.0, 4.0), EventTimeForNow(), 0, 0));
  51
  52   mojo::EventPtr mojo_event(mojo::Event::From(*original_wheel));
  53
  54   EXPECT_EQ(EVENT_TYPE_WHEEL, mojo_event->action);
  55
  56   // Exercise the blink converter.
  57   scoped_ptr<blink::WebInputEvent> webevent =
  58       mojo_event.To<scoped_ptr<blink::WebInputEvent>>();
  59
  60   ASSERT_TRUE(webevent);
  61   EXPECT_EQ(WebInputEvent::MouseWheel, webevent->type);
  62
  63   scoped_ptr<WebMouseWheelEvent> web_wheel(
  64       static_cast<WebMouseWheelEvent*>(webevent.release()));
  65
  66   EXPECT_EQ(1, web_wheel->x);
  67   EXPECT_EQ(2, web_wheel->y);
  68   EXPECT_EQ(3, web_wheel->globalX);
  69   EXPECT_EQ(4, web_wheel->globalY);
  70
  71   EXPECT_EQ(-1.0 * ui::MouseWheelEvent::kWheelDelta, web_wheel->deltaX);
  72   EXPECT_EQ(-2.0 * ui::MouseWheelEvent::kWheelDelta, web_wheel->deltaY);
  73
  74   EXPECT_EQ(-1.0, web_wheel->wheelTicksX);
  75   EXPECT_EQ(-2.0, web_wheel->wheelTicksY);
  76
  77   EXPECT_FALSE(web_wheel->scrollByPage);
  78   EXPECT_FALSE(web_wheel->hasPreciseScrollingDeltas);
  79   EXPECT_TRUE(web_wheel->canScroll);
  80
  81   // Exercise the round-trip converter.
  82   mojo::EventPtr mojo_other_event(mojo::Event::From(*original_wheel));
  83   scoped_ptr<ui::Event> new_event =
  84       mojo_other_event.To<scoped_ptr<ui::Event>>();
  85   EXPECT_EQ(ui::ET_MOUSEWHEEL, new_event->type());
  86
  87   scoped_ptr<ui::MouseWheelEvent> ui_wheel(
  88       static_cast<ui::MouseWheelEvent*>(new_event.release()));
  89
  90   EXPECT_EQ(-1 * ui::MouseWheelEvent::kWheelDelta, ui_wheel->x_offset());
  91   EXPECT_EQ(-2 * ui::MouseWheelEvent::kWheelDelta, ui_wheel->y_offset());
  92 }
  93
  94 }  // namespace
  95 }  // namespace mojo