LinkTag link;        createParser ("<A HREF='http://www.someurl.com'>Try http.</A>","http://sourceforge.net");        parseAndAssertNodeCount (1);        assertTrue ("Node should be a LinkTag", node[0] instanceof LinkTag);        link = (LinkTag)node[0];        assertTrue("This is a http link : "+link.getLink(),link.isHTTPLink());    }    public void testRelativeTypeHttpLink() throws ParserException    {        LinkTag link;        createParser ("<A HREF='somePage.html'>Try relative http.</A>","http://sourceforge.net");        parseAndAssertNodeCount (1);        assertTrue ("Node should be a LinkTag", node[0] instanceof LinkTag);        link = (LinkTag)node[0];        assertTrue("This relative link is also a http link : "+link.getLink(),link.isHTTPLink());    }        public void testTypeNonHttp() throws ParserException    {        LinkTag link;        createParser ("<A HREF='ftp://www.someurl.com'>Try non-http.</A>","http://sourceforge.net");        parseAndAssertNodeCount (1);        assertTrue ("Node should be a LinkTag", node[0] instanceof LinkTag);        link = (LinkTag)node[0];        assertTrue("This is not a http link : "+link.getLink(),!link.isHTTPLink());    }    public void testTypeHttpLikeLink() throws ParserException    {        LinkTag link;        createParser ("<A HREF='http://'>Try basic http.</A>","http://sourceforge.net");        parseAndAssertNodeCount (1);        assertTrue ("Node should be a LinkTag", node[0] instanceof LinkTag);        link = (LinkTag)node[0];        assertTrue("This is a http link",link.isHTTPLikeLink());                createParser ("<A HREF='https://www.someurl.com'>Try https.</A>","http://sourceforge.net");        parseAndAssertNodeCount (1);        assertTrue ("Node should be a LinkTag", node[0] instanceof LinkTag);        link = (LinkTag)node[0];        assertTrue("This is a https link",link.isHTTPLikeLink());    }    /**     * Test mail link.     * Bug #738504 MailLink != HTTPLink     */    public void testMailToIsNotAHTTPLink () throws ParserException    {        LinkTag link;        createParser ("<A HREF='mailto:derrickoswald@users.sourceforge.net'>Derrick</A>","http://sourceforge.net");        parseAndAssertNodeCount (1);        assertTrue ("Node should be a LinkTag", node[0] instanceof LinkTag);        link = (LinkTag)node[0];        assertTrue ("bug #738504 MailLink != HTTPLink", !link.isHTTPLink ());        assertTrue ("bug #738504 MailLink != HTTPSLink", !link.isHTTPSLink ());    }    /**     * Bug #784767 irc://server/channel urls are HTTPLike?     */    public void testIrcIsNotAHTTPLink () throws ParserException    {        LinkTag link;        createParser ("<A HREF='irc://server/channel'>Try irc.</A>","http://sourceforge.net");        parseAndAssertNodeCount (1);        assertTrue ("Node should be a LinkTag", node[0] instanceof LinkTag);        link = (LinkTag)node[0];        assertTrue("This is not a http link", !link.isHTTPLikeLink ());    }    public void testAccessKey() throws ParserException {        createParser("<a href=\"http://www.kizna.com/servlets/SomeServlet?name=Sam Joseph\" accessKey=1>Click Here</A>");        parseAndAssertNodeCount(1);        assertTrue("The node should be a link tag",node[0] instanceof LinkTag);        LinkTag linkTag = (LinkTag)node[0];        assertEquals("Link URL of link tag","http://www.kizna.com/servlets/SomeServlet?name=Sam Joseph",linkTag.getLink());        assertEquals("Link Text of link tag","Click Here",linkTag.getLinkText());        assertEquals("Access key","1",linkTag.getAccessKey());    }    public void testErroneousLinkBug() throws ParserException {        createParser(            "Site Comments?<br>" +                "<a href=\"mailto:sam@neurogrid.com?subject=Site Comments\">" +                    "Mail Us" +                "<a>"        );        parseAndAssertNodeCount(4);        // The first node should be a Text        assertTrue("First node should be a Text",node[0] instanceof Text);        Text stringNode = (Text)node[0];        assertEquals("Text of the Text","Site Comments?",stringNode.getText());        assertTrue("Second node should be a tag",node[1] instanceof Tag);        assertTrue("Third node should be a link",node[2] instanceof LinkTag);        // LinkScanner.evaluate() says no HREF means it isn't a link:        assertTrue("Fourth node should be a tag",node[3] instanceof Tag);     }    /**     * Test case based on a report by Raghavender Srimantula, of the parser giving out of memory exceptions. Found to occur     * on the following piece of html     * <pre>     * <a href=s/8741><img src="http://us.i1.yimg.com/us.yimg.com/i/i16/mov_popc.gif" height=16 width=16 border=0></img></td><td nowrap> &nbsp;     * <a href=s/7509>     * </pre>     */    public void testErroneousLinkBugFromYahoo2() throws ParserException {        String link = "<a href=s/8741>" +                "<img src=\"http://us.i1.yimg.com/us.yimg.com/i/i16/mov_popc.gif\" height=16 width=16 border=0>";        createParser(            "<td>" +                link +            "</td>" +            "<td nowrap> &nbsp;\n"+                "<a href=s/7509><b>Yahoo! Movies</b></a>" +            "</td>","http://www.yahoo.com");        Node linkNodes [] = parser.extractAllNodesThatAre(LinkTag.class);        assertEquals("number of links",2,linkNodes.length);        LinkTag linkTag = (LinkTag)linkNodes[0];        assertStringEquals("Link","http://www.yahoo.com/s/8741",linkTag.getLink());        // Verify the link data        assertStringEquals("Link Text","",linkTag.getLinkText());        // Verify the reconstruction html        assertStringEquals("toHTML",link + "</a>",linkTag.toHtml());    }    /**     * Test case based on a report by Raghavender Srimantula, of the parser giving out of memory exceptions. Found to occur     * on the following piece of html     * <pre>     * <a href=s/8741><img src="http://us.i1.yimg.com/us.yimg.com/i/i16/mov_popc.gif" height=16 width=16 border=0></img>This is test     * <a href=s/7509>     * </pre>     */    public void testErroneousLinkBugFromYahoo() throws ParserException {        String link =            "<a href=s/8741>" +                "<img src=\"http://us.i1.yimg.com/us.yimg.com/i/i16/mov_popc.gif\" " +                     "height=16 " +                     "width=16 " +                     "border=0>" +                "This is a test\n";        createParser(                link +                "<a href=s/7509>" +                    "<b>Yahoo! Movies</b>" +                "</a>",            "http://www.yahoo.com"        );        parseAndAssertNodeCount(2);        assertTrue("First node should be a LinkTag",node[0] instanceof LinkTag);        assertTrue("Second node should be a LinkTag",node[1] instanceof LinkTag);        LinkTag linkTag = (LinkTag)node[0];        assertEquals("Link","http://www.yahoo.com/s/8741",linkTag.getLink());        // Verify the link data        assertEquals("Link Text","This is a test\n",linkTag.getLinkText());        // Verify the reconstruction html        assertStringEquals("toHTML()",link + "</a>",linkTag.toHtml());    }    /**     * This is the reproduction of a bug which produces multiple text copies.     */    public void testExtractLinkInvertedCommasBug2() throws ParserException    {        createParser("<a href=\"http://cbc.ca/artsCanada/stories/greatnorth271202\" class=\"lgblacku\">Vancouver schools plan 'Great Northern Way'</a>");        parseAndAssertNodeCount(1);        assertTrue("The node should be a link tag",node[0] instanceof LinkTag);        LinkTag linkTag = (LinkTag)node[0];        assertStringEquals("Extracted Text","Vancouver schools plan 'Great Northern Way'", linkTag.getLinkText ());    }    /**     * Bug pointed out by Sam Joseph (sam@neurogrid.net)     * Links with spaces in them will get their spaces absorbed     */    public void testLinkSpacesBug() throws ParserException{        createParser("<a href=\"http://www.kizna.com/servlets/SomeServlet?name=Sam Joseph\">Click Here</A>");        parseAndAssertNodeCount(1);        assertTrue("The node should be a link tag",node[0] instanceof LinkTag);        LinkTag linkTag = (LinkTag)node[0];        assertEquals("Link URL of link tag","http://www.kizna.com/servlets/SomeServlet?name=Sam Joseph",linkTag.getLink());        assertEquals("Link Text of link tag","Click Here",linkTag.getLinkText());    }    /**     * Bug reported by Raj Sharma,5-Apr-2002, upon parsing     * http://www.samachar.com, the entire page could not be picked up.     * The problem was occurring after parsing a particular link     * after which the parsing would not proceed. This link was spread over three lines.     * The bug has been reproduced and fixed.     */    public void testMultipleLineBug() throws ParserException {        createParser("<LI><font color=\"FF0000\" size=-1><b>Tech Samachar:</b></font><a \n"+        "href=\"http://ads.samachar.com/bin/redirect/tech.txt?http://www.samachar.com/tech\n"+        "nical.html\"> Journalism 3.0</a> by Rajesh Jain");        parser.setNodeFactory (new PrototypicalNodeFactory (new LinkTag ()));        parseAndAssertNodeCount(8);        assertTrue("Seventh node should be a link tag",node[6] instanceof LinkTag);        LinkTag linkTag = (LinkTag)node[6];        String exp = new String("http://ads.samachar.com/bin/redirect/tech.txt?http://www.samachar.com/technical.html");        //assertEquals("Length of link tag",exp.length(), linkTag.getLink().length());        assertStringEquals("Link URL of link tag",exp,linkTag.getLink());        assertEquals("Link Text of link tag"," Journalism 3.0",linkTag.getLinkText());        assertTrue("Eight node should be a string node",node[7] instanceof Text);        Text stringNode = (Text)node[7];        assertEquals("String node contents"," by Rajesh Jain",stringNode.getText());    }    public void testRelativeLinkScan() throws ParserException {        createParser("<A HREF=\"mytest.html\"> Hello World</A>","http://www.yahoo.com");        parseAndAssertNodeCount(1);        assertTrue("Node identified should be HTMLLinkTag",node[0] instanceof LinkTag);        LinkTag linkTag = (LinkTag)node[0];        assertEquals("Expected Link","http://www.yahoo.com/mytest.html",linkTag.getLink());    }    public void testRelativeLinkScan2() throws ParserException {        createParser("<A HREF=\"abc/def/mytest.html\"> Hello World</A>","http://www.yahoo.com");        parseAndAssertNodeCount(1);        assertTrue("Node identified should be HTMLLinkTag",node[0] instanceof LinkTag);        LinkTag linkTag = (LinkTag)node[0];        assertStringEquals("Expected Link","http://www.yahoo.com/abc/def/mytest.html",linkTag.getLink());    }    public void testRelativeLinkScan3() throws ParserException {        createParser("<A HREF=\"../abc/def/mytest.html\"> Hello World</A>","http://www.yahoo.com/ghi");        parseAndAssertNodeCount(1);        assertTrue("Node identified should be HTMLLinkTag",node[0] instanceof LinkTag);        LinkTag linkTag = (LinkTag)node[0];        assertStringEquals("Expected Link","http://www.yahoo.com/abc/def/mytest.html",linkTag.getLink());    }    /**     * Test scan with data which is of diff nodes type     */    public void testScan() throws ParserException    {        createParser("<A HREF=\"mytest.html\"><IMG SRC=\"abcd.jpg\">Hello World</A>","http://www.yahoo.com");        parser.setNodeFactory (            new PrototypicalNodeFactory (                new Tag[] {                    new LinkTag (),                    new ImageTag (),                }));        parseAndAssertNodeCount(1);        assertTrue("Node should be a link node",node[0] instanceof LinkTag);        LinkTag linkTag = (LinkTag)node[0];        // Get the link data and cross-check        Node [] dataNode= new Node[10];        int i = 0;        for (SimpleNodeIterator e = linkTag.children();e.hasMoreNodes();)        {            dataNode[i++] = e.nextNode();        }        assertEquals("Number of data nodes",new Integer(2),new Integer(i));        assertTrue("First data node should be an Image Node",dataNode[0] instanceof ImageTag);        assertTrue("Second data node shouls be a String Node",dataNode[1] instanceof Text);        // Check the contents of each data node        ImageTag imageTag = (ImageTag)dataNode[0];        assertEquals("Image URL","http://www.yahoo.com/abcd.jpg",imageTag.getImageURL());        Text stringNode = (Text)dataNode[1];        assertEquals("String Contents","Hello World",stringNode.getText());    }    /**     * A bug in the freshmeat page - really bad html     * tag - &lt;A&gt;Revision&lt;\a&gt;     * Reported by Mazlan Mat     * Note: Actually, this is completely legal HTML - Derrick     */    public void testFreshMeatBug() throws ParserException    {        String html = "<a>Revision</a>";        createParser(html,"http://www.yahoo.com");        parseAndAssertNodeCount(1);        assertTrue("Node 0 should be a tag",node[0] instanceof Tag);        Tag tag = (Tag)node[0];