Import GTK WebInputEvent factory to content

content/browser/renderer_host/input/web_input_event_builders_gtk_unittest.cc

+// Copyright (c) 2013 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 "content/browser/renderer_host/input/web_input_event_builders_gtk.h"
+
+#include <gdk/gdk.h>
+#include <gdk/gdkkeysyms.h>
+
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/WebKit/public/web/WebInputEvent.h"
+#include "ui/base/keycodes/keyboard_code_conversion_gtk.h"
+
+using WebKit::WebInputEvent;
+using WebKit::WebKeyboardEvent;
+using WebKit::WebMouseEvent;
+using content::WebMouseEventBuilder;
+using content::WebKeyboardEventBuilder;
+
+namespace {
+
+TEST(WebMouseEventBuilderTest, DoubleClick) {
+  GdkEventButton first_click;
+  first_click.type = GDK_BUTTON_PRESS;
+  first_click.window = static_cast<GdkWindow*>(GINT_TO_POINTER(1));
+  first_click.x = first_click.y = first_click.x_root = first_click.y_root = 100;
+  first_click.state = 0;
+  first_click.time = 0;
+  first_click.button = 1;
+
+  // Single click works.
+  WebMouseEvent first_click_events =
+      WebMouseEventBuilder::Build(&first_click);
+  EXPECT_EQ(1, first_click_events.clickCount);
+
+  // Make sure double click works.
+  GdkEventButton second_click = first_click;
+  second_click.time = first_click.time + 100;
+  WebMouseEvent second_click_events =
+      WebMouseEventBuilder::Build(&second_click);
+  EXPECT_EQ(2, second_click_events.clickCount);
+
+  // Reset the click count.
+  first_click.time += 10000;
+  first_click_events = WebMouseEventBuilder::Build(&first_click);
+  EXPECT_EQ(1, first_click_events.clickCount);
+
+  // Two clicks with a long gap in between aren't counted as a double click.
+  second_click = first_click;
+  second_click.time = first_click.time + 1000;
+  second_click_events = WebMouseEventBuilder::Build(&second_click);
+  EXPECT_EQ(1, second_click_events.clickCount);
+
+  // Reset the click count.
+  first_click.time += 10000;
+  first_click_events = WebMouseEventBuilder::Build(&first_click);
+  EXPECT_EQ(1, first_click_events.clickCount);
+
+  // Two clicks far apart (horizontally) aren't counted as a double click.
+  second_click = first_click;
+  second_click.time = first_click.time + 1;
+  second_click.x = first_click.x + 100;
+  second_click_events = WebMouseEventBuilder::Build(&second_click);
+  EXPECT_EQ(1, second_click_events.clickCount);
+
+  // Reset the click count.
+  first_click.time += 10000;
+  first_click_events = WebMouseEventBuilder::Build(&first_click);
+  EXPECT_EQ(1, first_click_events.clickCount);
+
+  // Two clicks far apart (vertically) aren't counted as a double click.
+  second_click = first_click;
+  second_click.time = first_click.time + 1;
+  second_click.x = first_click.y + 100;
+  second_click_events = WebMouseEventBuilder::Build(&second_click);
+  EXPECT_EQ(1, second_click_events.clickCount);
+
+  // Reset the click count.
+  first_click.time += 10000;
+  first_click_events = WebMouseEventBuilder::Build(&first_click);
+  EXPECT_EQ(1, first_click_events.clickCount);
+
+  // Two clicks on different windows aren't a double click.
+  second_click = first_click;
+  second_click.time = first_click.time + 1;
+  second_click.window = static_cast<GdkWindow*>(GINT_TO_POINTER(2));
+  second_click_events = WebMouseEventBuilder::Build(&second_click);
+  EXPECT_EQ(1, second_click_events.clickCount);
+}
+
+TEST(WebMouseEventBuilderTest, MouseUpClickCount) {
+  GdkEventButton mouse_down;
+  memset(&mouse_down, 0, sizeof(mouse_down));
+  mouse_down.type = GDK_BUTTON_PRESS;
+  mouse_down.window = static_cast<GdkWindow*>(GINT_TO_POINTER(1));
+  mouse_down.x = mouse_down.y = mouse_down.x_root = mouse_down.y_root = 100;
+  mouse_down.time = 0;
+  mouse_down.button = 1;
+
+  // Properly set the last click time, so that the internal state won't be
+  // affected by previous tests.
+  WebMouseEventBuilder::Build(&mouse_down);
+
+  mouse_down.time += 10000;
+  GdkEventButton mouse_up = mouse_down;
+  mouse_up.type = GDK_BUTTON_RELEASE;
+  WebMouseEvent mouse_down_event;
+  WebMouseEvent mouse_up_event;
+
+  // Click for three times.
+  for (int i = 1; i < 4; ++i) {
+    mouse_down.time += 100;
+    mouse_down_event = WebMouseEventBuilder::Build(&mouse_down);
+    EXPECT_EQ(i, mouse_down_event.clickCount);
+
+    mouse_up.time = mouse_down.time + 50;
+    mouse_up_event = WebMouseEventBuilder::Build(&mouse_up);
+    EXPECT_EQ(i, mouse_up_event.clickCount);
+  }
+
+  // Reset the click count.
+  mouse_down.time += 10000;
+  mouse_down_event = WebMouseEventBuilder::Build(&mouse_down);
+  EXPECT_EQ(1, mouse_down_event.clickCount);
+
+  // Moving the cursor for a significant distance will reset the click count to
+  // 0.
+  GdkEventMotion mouse_move;
+  memset(&mouse_move, 0, sizeof(mouse_move));
+  mouse_move.type = GDK_MOTION_NOTIFY;
+  mouse_move.window = mouse_down.window;
+  mouse_move.time = mouse_down.time;
+  mouse_move.x = mouse_move.y = mouse_move.x_root = mouse_move.y_root =
+      mouse_down.x + 100;
+  WebMouseEventBuilder::Build(&mouse_move);
+
+  mouse_up.time = mouse_down.time + 50;
+  mouse_up_event = WebMouseEventBuilder::Build(&mouse_up);
+  EXPECT_EQ(0, mouse_up_event.clickCount);
+
+  // Reset the click count.
+  mouse_down.time += 10000;
+  mouse_down_event = WebMouseEventBuilder::Build(&mouse_down);
+  EXPECT_EQ(1, mouse_down_event.clickCount);
+
+  // Moving the cursor with a significant delay will reset the click count to 0.
+  mouse_move.time = mouse_down.time + 1000;
+  mouse_move.x = mouse_move.y = mouse_move.x_root = mouse_move.y_root =
+      mouse_down.x;
+  WebMouseEventBuilder::Build(&mouse_move);
+
+  mouse_up.time = mouse_move.time + 50;
+  mouse_up_event = WebMouseEventBuilder::Build(&mouse_up);
+  EXPECT_EQ(0, mouse_up_event.clickCount);
+}
+
+TEST(WebKeyboardEventBuilderTest, NumPadConversion) {
+  // Construct a GDK input event for the numpad "5" key.
+  char five[] = "5";
+  GdkEventKey gdk_event;
+  memset(&gdk_event, 0, sizeof(GdkEventKey));
+  gdk_event.type = GDK_KEY_PRESS;
+  gdk_event.keyval = GDK_KP_5;
+  gdk_event.string = five;
+
+  // Numpad flag should be set on the WebKeyboardEvent.
+  WebKeyboardEvent web_event = WebKeyboardEventBuilder::Build(&gdk_event);
+  EXPECT_TRUE(web_event.modifiers & WebInputEvent::IsKeyPad);
+}
+
+}  // anonymous namespace