public void AbstractXPathBuilder_Synthetize_ExactSamePathsButDifferentHierarchies()
{
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(GenerateHtmlPageForSynthetizeTests());
HtmlNode article1 = doc.DocumentNode.SelectSingleNode("//*[@id=\"article1\"]/h2");
AbstractXPathBuilder xpath1 = new HtmlXPathBuilder();
xpath1.Build(article1);
HtmlNode article2 = doc.DocumentNode.SelectSingleNode("//*[@id=\"article2\"]/h2");
AbstractXPathBuilder xpath2 = new HtmlXPathBuilder();
xpath2.Build(article2);
List <AbstractXPathBuilder> list = new List <AbstractXPathBuilder>();
list.Add(xpath1);
list.Add(xpath2);
AbstractXPathBuilder synthetisis = HtmlXPathBuilder.Synthetize(list);
string expectedResult = "/html/body/div/section/article[@id]/h2";
string actualResult = synthetisis.ToString();
Assert.AreEqual(expectedResult, actualResult);
synthetisis.Optimize();
string expectedOptimization = "//article[@id]/h2";
string optimizedResult = synthetisis.ToString();
Assert.AreEqual(expectedOptimization, optimizedResult);
}
public void TestUltraBasique()
{
const string html_sample_name = "html_sample";
const string element_with_id = "pixel";
const string raw_xpath = "/html[1]/body[1]/div[1]";
HtmlDocument doc = Load(html_sample_name);
HtmlNode nodeWithId = doc.GetElementbyId(element_with_id);
Assert.AreEqual <string>(nodeWithId.XPath, raw_xpath);
AbstractXPathBuilder builder = new HtmlXPathBuilder();
builder.Build(nodeWithId);
XPathElement htmlElement = builder.Elements[0];
XPathElement bodyElement = builder.Elements[1];
XPathAttribute classAttribute = bodyElement.Attributes.Find("class");
Assert.IsNotNull(classAttribute);
Assert.IsFalse(classAttribute.IsSingular);
Assert.IsTrue(classAttribute.IsImportant);
XPathElement divElement = builder.Elements[2];
XPathAttribute idAttribute = divElement.Attributes.Find("id");
Assert.IsNotNull(idAttribute);
Assert.IsTrue(idAttribute.IsSingular);
}
public void TestSingularAndImportantAttributeOptimization()
{
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(GenerateHtmlPageForGotoTests());
HtmlNode firstDivNode = doc.DocumentNode.SelectSingleNode("//h1");
AbstractXPathBuilder divBuilder = new HtmlXPathBuilder();
divBuilder.Build(firstDivNode);
divBuilder.Optimize();
Assert.AreEqual <string>("//h1[@id=\"list1\"]", divBuilder.ToString());
}
public void TestGotoTowardChild()
{
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(GenerateHtmlPageForGotoTests());
HtmlNode firstDivNode = doc.DocumentNode.SelectSingleNode("//div");
AbstractXPathBuilder divBuilder = new HtmlXPathBuilder();
divBuilder.Build(firstDivNode);
Assert.AreEqual <string>("/html/body/div", divBuilder.ToString());
HtmlNode firstH1Node = doc.DocumentNode.SelectSingleNode("//h1");
AbstractXPathBuilder h1Builder = new HtmlXPathBuilder();
h1Builder.Build(firstH1Node);
Assert.AreEqual <string>("/html/body/div/h1", h1Builder.ToString());
int score = divBuilder.Goto(h1Builder);
Assert.AreEqual <string>("./h1", divBuilder.ToString());
Assert.AreEqual(1, score);
}
