public void Scan()
{
CreateParser("<A HREF=\"mytest.html\"><IMG SRC=\"abcd.jpg\">Hello World</A>", "http://www.yahoo.com");
// Register the image scanner
LinkScanner linkScanner = new LinkScanner("-l");
parser.AddScanner(linkScanner);
parser.AddScanner(linkScanner.CreateImageScanner("-i"));
ParseAndAssertNodeCount(1);
Assert.IsTrue(node[0] is LinkTag, "Node should be a link node");
LinkTag linkTag = (LinkTag)node[0];
// Get the link data and cross-check
Node[] dataNode = new AbstractNode[10];
int i = 0;
foreach (Node nestedNode in linkTag)
{
dataNode[i++] = nestedNode;
}
Assert.AreEqual(2, i, "Number of data nodes");
Assert.IsTrue(dataNode[0] is ImageTag, "First data node should be an Image Node");
Assert.IsTrue(dataNode[1] is StringNode, "Second data node shouls be a String Node");
// Check the contents of each data node
ImageTag imageTag = (ImageTag)dataNode[0];
Assert.AreEqual("http://www.yahoo.com/abcd.jpg", imageTag.ImageURL, "Image URL");
StringNode stringNode = (StringNode)dataNode[1];
Assert.AreEqual("Hello World", stringNode.Text, "String Contents");
}
public void Evaluate()
{
LinkScanner scanner = new LinkScanner("-l");
bool retVal = scanner.Evaluate(" a href ", null);
Assert.IsTrue(retVal, "Evaluation of the Link tag");
}
public void InsertEndTagBeforeTag()
{
string currentLine = "<a href=s/7509><b>Yahoo! Movies</b></a>";
Tag tag = new Tag(new TagData(0, 14, "a href=s/7509", currentLine));
LinkScanner linkScanner = new LinkScanner();
string newLine = linkScanner.InsertEndTagBeforeNode(tag, currentLine);
Assert.AreEqual("</A><a href=s/7509><b>Yahoo! Movies</b></a>", newLine, "Expected insertion");
}
public void ExtractLinkInvertedCommasBug()
{
string tagContents = "a href=r/anorth/top.html";
Tag tag = new Tag(new TagData(0, 0, tagContents, ""));
string url = "c:\\cvs\\html\\binaries\\yahoo.htm";
LinkScanner scanner = new LinkScanner("-l");
Assert.AreEqual("r/anorth/top.html", scanner.ExtractLink(tag, url), "Extracted Link");
}
public void LinkDataContents()
{
CreateParser(
"<a href=\"http://transfer.go.com/cgi/atransfer.pl?goto=http://www.signs.movies.com&name=114332&srvc=nws&context=283&guid=4AD5723D-C802-4310-A388-0B24E1A79689\" target=\"_new\"><img src=\"http://ad.abcnews.com/ad/sponsors/buena_vista_pictures/bvpi-ban0003.gif\" width=468 height=60 border=\"0\" alt=\"See Signs in Theaters 8-2 - Starring Mel Gibson\" align=><font face=\"verdana,arial,helvetica\" SIZE=\"1\"><b></b></font></a>",
"http://transfer.go.com");
// Register the image scanner
LinkScanner linkScanner = new LinkScanner("-l");
parser.AddScanner(linkScanner);
parser.AddScanner(linkScanner.CreateImageScanner("-i"));
ParseAndAssertNodeCount(1);
Assert.IsTrue(node[0] is LinkTag, "Node 0 should be a link tag");
LinkTag linkTag = (LinkTag)node[0];
Assert.AreEqual(
"http://transfer.go.com/cgi/atransfer.pl?goto=http://www.signs.movies.com&name=114332&srvc=nws&context=283&guid=4AD5723D-C802-4310-A388-0B24E1A79689",
linkTag.Link, "Link URL");
Assert.AreEqual("", linkTag.LinkText, "Link Text");
Node[] containedNodes = new AbstractNode[10];
int i = 0;
foreach (Node nestedNode in linkTag)
{
containedNodes[i++] = nestedNode;
}
Assert.AreEqual(5, i, "There should be 5 contained nodes in the link tag");
Assert.IsTrue(containedNodes[0] is ImageTag, "First contained node should be an image tag");
ImageTag imageTag = (ImageTag)containedNodes[0];
Assert.AreEqual("http://ad.abcnews.com/ad/sponsors/buena_vista_pictures/bvpi-ban0003.gif", imageTag.ImageURL,
"Image Location");
Assert.AreEqual("60", imageTag["HEIGHT"], "Image Height");
Assert.AreEqual("468", imageTag["WIDTH"], "Image Width");
Assert.AreEqual("0", imageTag["BORDER"], "Image Border");
Assert.AreEqual("See Signs in Theaters 8-2 - Starring Mel Gibson", imageTag["ALT"], "Image Alt");
Assert.IsTrue(containedNodes[1] is Tag, "Second contained node should be Tag");
Tag tag1 = (Tag)containedNodes[1];
Assert.AreEqual("font face=\"verdana,arial,helvetica\" SIZE=\"1\"", tag1.Text, "Tag Contents");
Assert.IsTrue(containedNodes[2] is Tag, "Third contained node should be Tag");
Tag tag2 = (Tag)containedNodes[2];
Assert.AreEqual("b", tag2.Text, "Tag Contents");
Assert.IsTrue(containedNodes[3] is EndTag, "Fourth contained node should be HTMLEndTag");
EndTag endTag1 = (EndTag)containedNodes[3];
Assert.AreEqual("b", endTag1.Text, "Fourth Tag contents");
Assert.IsTrue(containedNodes[4] is EndTag, "Fifth contained node should be HTMLEndTag");
EndTag endTag2 = (EndTag)containedNodes[4];
Assert.AreEqual("font", endTag2.Text, "Fifth Tag contents");
}
public void ReplaceFaultyTagWithEndTag()
{
string currentLine =
"<p>Site Comments?<br><a href=\"mailto:[email protected]?subject=Site Comments\">Mail Us<a></p>";
Tag tag = new Tag(new TagData(85, 87, "a", currentLine));
LinkScanner linkScanner = new LinkScanner();
string newLine = linkScanner.ReplaceFaultyTagWithEndTag(tag, currentLine);
Assert.AreEqual(
"<p>Site Comments?<br><a href=\"mailto:[email protected]?subject=Site Comments\">Mail Us</A></p>",
newLine, "Expected replacement");
}
public void LinkScannerFilter()
{
LinkScanner linkScanner = new LinkScanner(LinkTag.LINK_TAG_FILTER);
Assert.AreEqual(LinkTag.LINK_TAG_FILTER, linkScanner.Filter, "linkscanner filter");
}