Apply RelocatablePosition in DeleteSelectionCommand::mergeParagraphs

third_party/WebKit/Source/core/editing/commands/DeleteSelectionCommandTest.cpp

+// Copyright 2016 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/commands/DeleteSelectionCommand.h"
+
+#include "bindings/core/v8/ExceptionState.h"
+#include "core/dom/Document.h"
+#include "core/editing/EditingTestBase.h"
+#include "core/editing/FrameSelection.h"
+#include "core/editing/Position.h"
+#include "core/editing/VisibleSelection.h"
+#include "core/frame/FrameView.h"
+#include "core/frame/LocalFrame.h"
+#include "core/testing/DummyPageHolder.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+#include <memory>
+
+namespace blink {
+
+class DeleteSelectionCommandTest : public EditingTestBase {};
+
+// This is a regression test for https://crbug.com/668765
+TEST_F(DeleteSelectionCommandTest, deleteListFromTable) {
+  setBodyContent(
+      "<div contenteditable=true>"
+      "<table><tr><td><ol>"
+      "<li><br></li>"
+      "<li>foo</li>"
+      "</ol></td></tr></table>"
+      "</div>");
+
+  Element* div = document().querySelector("div");
+  Element* table = document().querySelector("table");
+  Element* br = document().querySelector("br");
+
+  LocalFrame* frame = document().frame();
+  frame->selection().setSelection(
+      SelectionInDOMTree::Builder()
+          .collapse(Position(br, PositionAnchorType::BeforeAnchor))
+          .extend(Position(table, PositionAnchorType::AfterAnchor))
+          .build());
+
+  const bool kNoSmartDelete = false;
+  const bool kMergeBlocksAfterDelete = true;
+  const bool kNoExpandForSpecialElements = false;
+  const bool kSanitizeMarkup = true;
+  DeleteSelectionCommand* command = DeleteSelectionCommand::create(
+      document(), kNoSmartDelete, kMergeBlocksAfterDelete,
+      kNoExpandForSpecialElements, kSanitizeMarkup,
+      InputEvent::InputType::DeleteByCut);
+
+  EXPECT_TRUE(command->apply()) << "the delete command should have succeeded";
+  EXPECT_EQ("<div contenteditable=\"true\"><br></div>",
+            document().body()->innerHTML());
+  EXPECT_TRUE(frame->selection().isCaret());
+  EXPECT_EQ(Position(div, 0), frame->selection().base().toOffsetInAnchor());
+}
+
+}  // namespace blink