| package com.google.gwt.reference.microbenchmark.client; |
| |
| import com.google.gwt.dom.client.DivElement; |
| import com.google.gwt.dom.client.Element; |
| import com.google.gwt.dom.client.SpanElement; |
| import com.google.gwt.user.client.ui.Widget; |
| |
| /** |
| * Run by {@link MicrobenchmarkSurvey}, see name for details. |
| */ |
| public class TestCursorDomCrawl extends Widget { |
| public static class Maker extends MicrobenchmarkSurvey.WidgetMaker { |
| Maker() { |
| super("Text heavy UI via innerHTML, no widgets, get children by idealized crawl"); |
| } |
| |
| @Override |
| public Widget make() { |
| return new TestCursorDomCrawl(); |
| } |
| } |
| |
| Element elm; |
| DivElement div1; |
| DivElement div2; |
| DivElement div3; |
| DivElement div4; |
| SpanElement span1; |
| SpanElement span2; |
| |
| private TestCursorDomCrawl() { |
| Element root = Util.fromHtml(Util.TEXTY_OUTER_HTML); |
| |
| Element cursor = root; |
| div1 = (cursor = cursor.getFirstChildElement()).cast(); |
| assert div1.getId().equals("div1"); |
| div2 = (cursor = cursor.getFirstChildElement()).cast(); |
| assert div2.getId().equals("div2"); |
| span1 = (cursor = cursor.getNextSiblingElement()).cast(); |
| assert span1.getId().equals("span1"); |
| |
| cursor = div1.getNextSiblingElement(); |
| div3 = (cursor = cursor.getFirstChildElement()).cast(); |
| assert div3.getId().equals("div3"); |
| div4 = (cursor = cursor.getFirstChildElement()).cast(); |
| assert div4.getId().equals("div4"); |
| span2 = (cursor = cursor.getNextSiblingElement()).cast(); |
| assert span2.getId().equals("span2"); |
| |
| setElement(root); |
| } |
| } |