LayoutInline continuation unit test.

third_party/WebKit/Source/core/layout/LayoutInlineTest.cpp

 // Copyright 2014 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/layout/LayoutInline.h"
 
+#include "core/layout/LayoutBlockFlow.h"
 #include "core/layout/LayoutTestHelper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace blink {
 
 class LayoutInlineTest : public RenderingTest {
 };
 
 TEST_F(LayoutInlineTest, LayoutNameCalledWithNullStyle)
 {
     LayoutObject* obj = LayoutInline::createAnonymous(&document());
     EXPECT_FALSE(obj->style());
     EXPECT_STREQ("LayoutInline (anonymous)", obj->decoratedName().ascii().data());
     obj->destroy();
 }
 
+TEST_F(LayoutInlineTest, SimpleContinuation)
+{
+    setBodyInnerHTML("<span id='splitInline'><i id='before'></i><h1 id='blockChild'></h1><i id='after'></i></span>");
+
+    LayoutInline* splitInlinePart1 = toLayoutInline(getLayoutObjectByElementId("splitInline"));
+    ASSERT_TRUE(splitInlinePart1);
+    ASSERT_TRUE(splitInlinePart1->firstChild());
+    EXPECT_EQ(splitInlinePart1->firstChild(), getLayoutObjectByElementId("before"));
+    EXPECT_FALSE(splitInlinePart1->firstChild()->nextSibling());
+
+    LayoutBlockFlow* block = toLayoutBlockFlow(splitInlinePart1->continuation());
+    ASSERT_TRUE(block);
+    ASSERT_TRUE(block->firstChild());
+    EXPECT_EQ(block->firstChild(), getLayoutObjectByElementId("blockChild"));
+    EXPECT_FALSE(block->firstChild()->nextSibling());
+
+    LayoutInline* splitInlinePart2 = toLayoutInline(block->continuation());
+    ASSERT_TRUE(splitInlinePart2);
+    ASSERT_TRUE(splitInlinePart2->firstChild());
+    EXPECT_EQ(splitInlinePart2->firstChild(), getLayoutObjectByElementId("after"));
+    EXPECT_FALSE(splitInlinePart2->firstChild()->nextSibling());
+    EXPECT_FALSE(splitInlinePart2->continuation());
+}
+
 } // namespace blink