Make PositionIterator to skip contents of INPUT/SELECT/TEXTAREA

third_party/WebKit/Source/core/editing/VisibleUnitsTest.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/editing/VisibleUnits.h"
 
 #include "core/dom/Text.h"
 #include "core/editing/EditingTestBase.h"
 #include "core/editing/VisiblePosition.h"
 #include "core/html/TextControlElement.h"
@@ skipping 217 matching lines @@
   EXPECT_EQ(Position(html, 0), canonicalPositionOf(Position(html, 0)));
   EXPECT_EQ(Position(html, 1), canonicalPositionOf(Position(html, 1)));
   EXPECT_EQ(Position(html, 2), canonicalPositionOf(Position(html, 2)));
 
   EXPECT_EQ(Position(two->firstChild(), 0),
             canonicalPositionOf(Position(two, 0)));
   EXPECT_EQ(Position(two->firstChild(), 2),
             canonicalPositionOf(Position(two, 1)));
 }
 
+// For http://crbug.com/695317
+TEST_F(VisibleUnitsTest, canonicalPositionOfWithInputElement) {
+  setBodyContent("<input>123");
+  Element* const input = document().querySelector("input");
+
+  EXPECT_EQ(Position::beforeNode(input),
+            canonicalPositionOf(
+                Position::firstPositionInNode(document().documentElement())));
+
+  EXPECT_EQ(PositionInFlatTree::beforeNode(input),
+            canonicalPositionOf(PositionInFlatTree::firstPositionInNode(
+                document().documentElement())));
+}
+
 TEST_F(VisibleUnitsTest, characterBefore) {
   const char* bodyContent =
       "<p id=host><b id=one>1</b><b id=two>22</b></p><b id=three>333</b>";
   const char* shadowContent =
       "<b id=four>4444</b><content select=#two></content><content "
       "select=#one></content><b id=five>5555</b>";
   setBodyContent(bodyContent);
   ShadowRoot* shadowRoot = setShadowContent(shadowContent, "host");
 
   Node* one = document().getElementById("one")->firstChild();
@@ skipping 1753 matching lines @@
 TEST_F(VisibleUnitsTest, localSelectionRectOfPositionTemplateNotCrash) {
   setBodyContent("<div>foo<img></div>");
 
   Node* node = document().querySelector("img");
   IntRect rect = absoluteSelectionBoundsOf(VisiblePosition::create(
       PositionWithAffinity(Position(node, PositionAnchorType::AfterChildren))));
   EXPECT_FALSE(rect.isEmpty());
 }
 
 }  // namespace blink