Fix for keeping lists structure

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

+package org.chromium.distiller.webdocument;
+
+import org.chromium.distiller.DomDistillerJsTestCase;
+
+public class WebTagTest extends DomDistillerJsTestCase {
+
+    public void testOLGenerateOutput() {
+        WebTag olStartWebTag = new WebTag("ol", WebTag.TagType.START);
+        WebTag olEndWebTag = new WebTag("ol", WebTag.TagType.END);
+        String startResult = olStartWebTag.generateOutput(false);
+        String endResult = olEndWebTag.generateOutput(false);
+        assertEquals(startResult, "<ol>");
+        assertEquals(endResult, "</ol>");
+    }
+
+    public void testULGenerateOutput() {
+        WebTag ulStartWebTag = new WebTag("ul", WebTag.TagType.START);
+        WebTag u = new WebTag("ul", WebTag.TagType.END);
+        String startResult = ulStartWebTag.generateOutput(false);
+        String endResult = u.generateOutput(false);
+        assertEquals(startResult, "<ul>");
+        assertEquals(endResult, "</ul>");
+    }
+
+    public void testLIGenerateOutput() {
+        WebTag liStartWebTag = new WebTag("li", WebTag.TagType.START);
+        WebTag liEndWebTag = new WebTag("li", WebTag.TagType.END);
+        String startResult = liStartWebTag.generateOutput(false);
+        String endResult = liEndWebTag.generateOutput(false);
+        assertEquals(startResult, "<li>");
+        assertEquals(endResult, "</li>");
+    }
+
+    public void testShouldGetInnerHTML() {
+        assertTrue(WebTag.canBeNested("LI"));
+        assertTrue(WebTag.canBeNested("UL"));
+        assertTrue(WebTag.canBeNested("OL"));
+        assertFalse(WebTag.canBeNested("SPAN"));
+    }
+}