Fix for keeping lists structure

javatests/org/chromium/distiller/webdocument/PlaceHolderTest.java

+package org.chromium.distiller.webdocument;
+
+import org.chromium.distiller.DomDistillerJsTestCase;
+
+public class PlaceHolderTest extends DomDistillerJsTestCase {
+
+    public void testOLGenerateOutput() {
+        PlaceHolder olStartPlaceHolder = new PlaceHolder("OL", PlaceHolder.TagType.START);
+        PlaceHolder olEndPlaceHolder = new PlaceHolder("OL", PlaceHolder.TagType.END);
+        String startResult = olStartPlaceHolder.generateOutput(false);
+        String endResult = olEndPlaceHolder.generateOutput(false);
+        assertEquals(startResult, "<ol>");
+        assertEquals(endResult, "</ol>");
+    }
+
+    public void testULGenerateOutput() {
+        PlaceHolder olStartPlaceHolder = new PlaceHolder("UL", PlaceHolder.TagType.START);
+        PlaceHolder olEndPlaceHolder = new PlaceHolder("UL", PlaceHolder.TagType.END);
+        String startResult = olStartPlaceHolder.generateOutput(false);
+        String endResult = olEndPlaceHolder.generateOutput(false);
+        assertEquals(startResult, "<ul>");
+        assertEquals(endResult, "</ul>");
+    }
+
+    public void testLIGenerateOutput() {
+        PlaceHolder olStartPlaceHolder = new PlaceHolder("LI", PlaceHolder.TagType.START);
+        PlaceHolder olEndPlaceHolder = new PlaceHolder("LI", PlaceHolder.TagType.END);
+        String startResult = olStartPlaceHolder.generateOutput(false);
+        String endResult = olEndPlaceHolder.generateOutput(false);
+        assertEquals(startResult, "<li>");
+        assertEquals(endResult, "</li>");
+    }
+}