Blink handle selection handle visibility

third_party/WebKit/Source/core/input/EventHandlerTest.cpp

 // Copyright 2015 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 "core/input/EventHandler.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/Range.h"
 #include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
@@ skipping 29 matching lines @@
                              position,
                              position,
                              IntSize(5, 5),
                              WTF::monotonicallyIncreasingTime(),
                              static_cast<PlatformEvent::Modifiers>(0),
                              PlatformGestureSourceTouchscreen) {
     m_data.m_tap.m_tapCount = tapCount;
   }
 };
 
+class LongPressEventBuilder : public PlatformGestureEvent {
+ public:
+  LongPressEventBuilder(IntPoint position)
+      : PlatformGestureEvent(PlatformEvent::GestureLongPress,
+                             position,
+                             position,
+                             IntSize(5, 5),
+                             WTF::monotonicallyIncreasingTime(),
+                             static_cast<PlatformEvent::Modifiers>(0),
+                             PlatformGestureSourceTouchscreen) {}
+};
+
+class MousePressEventBuilder : public PlatformMouseEvent {
+ public:
+  MousePressEventBuilder(IntPoint position,
+                         int clickCount,
+                         WebMouseEvent::Button button)
+      : PlatformMouseEvent(position,
+                           position,
+                           button,
+                           PlatformEvent::MousePressed,
+                           clickCount,
+                           static_cast<PlatformEvent::Modifiers>(0),
+                           WTF::monotonicallyIncreasingTime()) {}
+};
+
 void EventHandlerTest::SetUp() {
   m_dummyPageHolder = DummyPageHolder::create(IntSize(300, 400));
 }
 
 void EventHandlerTest::setHtmlInnerHTML(const char* htmlContent) {
   document().documentElement()->setInnerHTML(String::fromUTF8(htmlContent),
                                              ASSERT_NO_EXCEPTION);
   document().view()->updateAllLifecyclePhases();
 }
 
@@ skipping 188 matching lines @@
       createVisibleSelection(Position(document().body(), 0)));
   PlatformMouseEvent mouseDownEvent(
       IntPoint(0, 0), IntPoint(100, 200), WebPointerProperties::Button::Right,
       PlatformEvent::MousePressed, 1, PlatformEvent::Modifiers::RightButtonDown,
       WTF::monotonicallyIncreasingTime());
   EXPECT_EQ(
       WebInputEventResult::HandledApplication,
       document().frame()->eventHandler().sendContextMenuEvent(mouseDownEvent));
 }
 
+TEST_F(EventHandlerTest, EmptyTextfieldInsertionOnTap) {
+  setHtmlInnerHTML("<textarea cols=50 rows=50></textarea>");
+
+  FrameSelection& selection = document().frame()->selection();

[yosin_UTC9, 2016/10/19 06:33:05]

nit: Could you add |selection()| getter to |EventHandlerTest| to avoid this
pattern in other test cases?

[amaralp, 2016/10/21 03:47:19]

Done.

+
+  TapEventBuilder singleTapEvent(IntPoint(200, 200), 1);
+  document().frame()->eventHandler().handleGestureEvent(singleTapEvent);
+
+  ASSERT_TRUE(selection.isCaret());
+  ASSERT_FALSE(selection.isHandleVisible());
+}
+
+TEST_F(EventHandlerTest, NonEmptyTextfieldInsertionOnTap) {
+  setHtmlInnerHTML("<textarea cols=50 rows=50>Enter text</textarea>");
+
+  FrameSelection& selection = document().frame()->selection();
+
+  TapEventBuilder singleTapEvent(IntPoint(200, 200), 1);
+  document().frame()->eventHandler().handleGestureEvent(singleTapEvent);
+
+  ASSERT_TRUE(selection.isCaret());
+  ASSERT_TRUE(selection.isHandleVisible());
+}
+
+TEST_F(EventHandlerTest, EmptyTextfieldInsertionOnLongPress) {
+  setHtmlInnerHTML("<textarea cols=50 rows=50></textarea>");
+
+  FrameSelection& selection = document().frame()->selection();
+
+  LongPressEventBuilder longPressEvent(IntPoint(200, 200));
+  document().frame()->eventHandler().handleGestureEvent(longPressEvent);
+
+  ASSERT_TRUE(selection.isCaret());
+  ASSERT_TRUE(selection.isHandleVisible());
+
+  // Single Tap on an empty edit field should clear insertion handle
+  TapEventBuilder singleTapEvent(IntPoint(200, 200), 1);
+  document().frame()->eventHandler().handleGestureEvent(singleTapEvent);
+
+  ASSERT_TRUE(selection.isCaret());
+  ASSERT_FALSE(selection.isHandleVisible());
+}
+
+TEST_F(EventHandlerTest, NonEmptyTextfieldInsertionOnLongPress) {
+  setHtmlInnerHTML("<textarea cols=50 rows=50>Enter text</textarea>");
+
+  FrameSelection& selection = document().frame()->selection();
+
+  LongPressEventBuilder longPressEvent(IntPoint(200, 200));
+  document().frame()->eventHandler().handleGestureEvent(longPressEvent);
+
+  ASSERT_TRUE(selection.selection().isCaret());
+  ASSERT_TRUE(selection.isHandleVisible());
+}
+
+TEST_F(EventHandlerTest, ClearHandleAfterTap) {
+  setHtmlInnerHTML("<textarea cols=50 rows=50>Enter text</textarea>");
+
+  FrameSelection& selection = document().frame()->selection();
+
+  // Show handle
+  LongPressEventBuilder longPressEvent(IntPoint(200, 200));
+  document().frame()->eventHandler().handleGestureEvent(longPressEvent);
+
+  ASSERT_TRUE(selection.selection().isCaret());
+  ASSERT_TRUE(selection.isHandleVisible());
+
+  // Tap away from text area should clear handle
+  TapEventBuilder singleTapEvent(IntPoint(700, 700), 1);
+  document().frame()->eventHandler().handleGestureEvent(singleTapEvent);
+
+  ASSERT_TRUE(selection.isNone());
+  ASSERT_FALSE(selection.isHandleVisible());
+}
+
+TEST_F(EventHandlerTest, HandleNotShownOnMouseEvents) {
+  setHtmlInnerHTML("<textarea cols=50 rows=50>Enter text</textarea>");
+
+  FrameSelection& selection = document().frame()->selection();
+
+  MousePressEventBuilder leftMousePressEvent(
+      IntPoint(200, 200), 1, WebPointerProperties::Button::Left);
+  document().frame()->eventHandler().handleMousePressEvent(leftMousePressEvent);
+
+  ASSERT_TRUE(selection.isCaret());
+  ASSERT_FALSE(selection.isHandleVisible());
+
+  MousePressEventBuilder rightMousePressEvent(
+      IntPoint(200, 200), 1, WebPointerProperties::Button::Right);
+  document().frame()->eventHandler().handleMousePressEvent(
+      rightMousePressEvent);
+
+  ASSERT_TRUE(selection.isCaret());
+  ASSERT_FALSE(selection.isHandleVisible());
+
+  MousePressEventBuilder doubleClickMousePressEvent(
+      IntPoint(200, 200), 2, WebPointerProperties::Button::Left);
+  document().frame()->eventHandler().handleMousePressEvent(
+      doubleClickMousePressEvent);
+
+  ASSERT_TRUE(selection.isRange());
+  ASSERT_FALSE(selection.isHandleVisible());
+
+  MousePressEventBuilder tripleClickMousePressEvent(
+      IntPoint(200, 200), 3, WebPointerProperties::Button::Left);
+  document().frame()->eventHandler().handleMousePressEvent(
+      tripleClickMousePressEvent);
+
+  ASSERT_TRUE(selection.isRange());
+  ASSERT_FALSE(selection.isHandleVisible());
+}
+
 }  // namespace blink