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1
27 package org.htmlparser.tests.tagTests;
28
29 import org.htmlparser.Node;
30 import org.htmlparser.Parser;
31 import org.htmlparser.PrototypicalNodeFactory;
32 import org.htmlparser.Remark;
33 import org.htmlparser.Tag;
34 import org.htmlparser.Text;
35 import org.htmlparser.filters.NodeClassFilter;
36 import org.htmlparser.tags.BodyTag;
37 import org.htmlparser.tags.FormTag;
38 import org.htmlparser.tags.HeadTag;
39 import org.htmlparser.tags.Html;
40 import org.htmlparser.tags.InputTag;
41 import org.htmlparser.tags.LinkTag;
42 import org.htmlparser.tags.OptionTag;
43 import org.htmlparser.tags.SelectTag;
44 import org.htmlparser.tags.TableTag;
45 import org.htmlparser.tags.TextareaTag;
46 import org.htmlparser.tests.ParserTestCase;
47 import org.htmlparser.util.NodeIterator;
48 import org.htmlparser.util.NodeList;
49 import org.htmlparser.util.ParserException;
50
51 public class FormTagTest extends ParserTestCase {
52
53 static
54 {
55 System.setProperty ("org.htmlparser.tests.tagTests.FormTagTest", "FormTagTest");
56 }
57
58 public static final String  FORM_HTML =
59 "<FORM METHOD=\""+FormTag.POST+"\" ACTION=\"do_login.php\" NAME=\"login_form\" onSubmit=\"return CheckData()\">\n"+
60 "<TR><TD ALIGN=\"center\"> </TD></TR>\n"+
61 "<TR><TD ALIGN=\"center\"><FONT face=\"Arial, verdana\" size=2><b>User Name</b></font></TD></TR>\n"+
62 "<TR><TD ALIGN=\"center\"><INPUT TYPE=\"text\" NAME=\"name\" SIZE=\"20\"></TD></TR>\n"+
63 "<TR><TD ALIGN=\"center\"><FONT face=\"Arial, verdana\" size=2><b>Password</b></font></TD></TR>\n"+
64 "<TR><TD ALIGN=\"center\"><INPUT TYPE=\"password\" NAME=\"passwd\" SIZE=\"20\"></TD></TR>\n"+
65 "<TR><TD ALIGN=\"center\"> </TD></TR>\n"+
66 "<TR><TD ALIGN=\"center\"><INPUT TYPE=\"submit\" NAME=\"submit\" VALUE=\"Login\"></TD></TR>\n"+
67 "<TR><TD ALIGN=\"center\"> </TD></TR>\n"+
68 "<TEXTAREA name=\"Description\" rows=\"15\" cols=\"55\" wrap=\"virtual\" class=\"composef\" tabindex=\"5\">Contents of TextArea</TEXTAREA>\n"+
69 "<INPUT TYPE=\"hidden\" NAME=\"password\" SIZE=\"20\">\n"+
71 "<INPUT TYPE=\"submit\">\n"+
72 "</FORM>";
73
74 public FormTagTest(String name) {
75 super(name);
76 }
77
78 public void assertTypeNameSize(String description,String type,String name,String size,InputTag inputTag)
79 {
80 assertEquals(description+" type",type,inputTag.getAttribute("TYPE"));
81 assertEquals(description+" name",name,inputTag.getAttribute("NAME"));
82 assertEquals(description+" size",size,inputTag.getAttribute("SIZE"));
83 }
84
85 public void assertTypeNameValue(String description,String type,String name,String value,InputTag inputTag)
86 {
87 assertEquals(description+" type",type,inputTag.getAttribute("TYPE"));
88 assertEquals(description+" name",name,inputTag.getAttribute("NAME"));
89 assertEquals(description+" value",value,inputTag.getAttribute("VALUE"));
90 }
91
92 public void testScan() throws ParserException
93 {
94 createParser(FORM_HTML,"http://www.google.com/test/index.html");
95 parseAndAssertNodeCount(1);
96 assertTrue("Node 0 should be Form Tag",node[0] instanceof FormTag);
97 FormTag formTag = (FormTag)node[0];
98 assertStringEquals("Method",FormTag.POST,formTag.getFormMethod());
99 assertStringEquals("Location","http://www.google.com/test/do_login.php",formTag.getFormLocation());
100 assertStringEquals("Name","login_form",formTag.getFormName());
101 InputTag nameTag = formTag.getInputTag("name");
102 InputTag passwdTag = formTag.getInputTag("passwd");
103 InputTag submitTag = formTag.getInputTag("submit");
104 InputTag dummyTag = formTag.getInputTag("dummy");
105 assertNotNull("Input Name Tag should not be null",nameTag);
106 assertNotNull("Input Password Tag should not be null",passwdTag);
107 assertNotNull("Input Submit Tag should not be null",submitTag);
108 assertNull("Input dummy tag should be null",dummyTag);
109
110 assertTypeNameSize("Input Name Tag","text","name","20",nameTag);
111 assertTypeNameSize("Input Password Tag","password","passwd","20",passwdTag);
112 assertTypeNameValue("Input Submit Tag","submit","submit","Login",submitTag);
113
114 TextareaTag textAreaTag = formTag.getTextAreaTag("Description");
115 assertNotNull("Text Area Tag should have been found",textAreaTag);
116 assertEquals("Text Area Tag Contents","Contents of TextArea",textAreaTag.getValue());
117 assertNull("Should have been null",formTag.getTextAreaTag("junk"));
118
119 assertStringEquals("toHTML",FORM_HTML,formTag.toHtml());
120 }
121
122 public void testScanFormWithNoEnding() throws Exception
123 {
124 createParser(
125 "<TABLE>\n"+
126 "<FORM METHOD=\"post\" ACTION=\"do_login.php\" NAME=\"login_form\" onSubmit=\"return CheckData()\">\n"+
127 "<TR><TD ALIGN=\"center\"> </TD></TR>\n"+
128 "<TR><TD ALIGN=\"center\"><FONT face=\"Arial, verdana\" size=2><b>User Name</b></font></TD></TR>\n"+
129 "<TR><TD ALIGN=\"center\"><INPUT TYPE=\"text\" NAME=\"name\" SIZE=\"20\"></TD></TR>\n"+
130 "<TR><TD ALIGN=\"center\"><FONT face=\"Arial, verdana\" size=2><b>Password</b></font></TD></TR>\n"+
131 "<TR><TD ALIGN=\"center\"><INPUT TYPE=\"password\" NAME=\"passwd\" SIZE=\"20\"></TD></TR>\n"+
132 "<TR><TD ALIGN=\"center\"> </TD></TR>\n"+
133 "<TR><TD ALIGN=\"center\"><INPUT TYPE=\"submit\" NAME=\"submit\" VALUE=\"Login\"></TD></TR>\n"+
134 "<TR><TD ALIGN=\"center\"> </TD></TR>\n"+
135 "<INPUT TYPE=\"hidden\" NAME=\"password\" SIZE=\"20\">\n"+
136 "</TABLE>","http://www.google.com/test/index.html");
137
138 parser.setNodeFactory (
139 new PrototypicalNodeFactory (
140 new Tag[]
141 {
142 new FormTag (),
143 new InputTag (),
144 new TextareaTag (),
145 new SelectTag (),
146 new OptionTag (),
147 }));
148
149 parseAndAssertNodeCount(4);
150 }
151
152
156 public void testScanFormWithLinks() throws ParserException
157 {
158 createParser(
159 "<form action=\"/search\" name=f><table cellspacing=0 cellpadding=0><tr><td width=75> "+
160 "</td><td align=center><input type=hidden name=hl value=en><input type=hidden name=ie "+
161 "value=\"UTF-8\"><input type=hidden name=oe value=\"UTF-8\"><input maxLength=256 size=55"+
162 " name=q value=\"\"><br><input type=submit value=\"Google Search\" name=btnG><input type="+
163 "submit value=\"I'm Feeling Lucky\" name=btnI></td><td valign=top nowrap><font size=-2>"+
164 " • <a HREF=/advanced_search?hl=en>Advanced Search</a><br> •"+
165 " <a HREF=/preferences?hl=en>Preferences</a><br> • <a HREF=/"+
166 "language_tools?hl=en>Language Tools</a></font></td></tr></table></form>"
167 );
168
169 parser.setNodeFactory (
170 new PrototypicalNodeFactory (
171 new Tag[]
172 {
173 new FormTag (),
174 new InputTag (),
175 new TextareaTag (),
176 new SelectTag (),
177 new OptionTag (),
178 new LinkTag (),
179 new TableTag (),
180 }));
181 parseAndAssertNodeCount(1);
182 assertTrue("Should be a HTMLFormTag",node[0] instanceof FormTag);
183 NodeList linkTags = new NodeList ();
184 NodeClassFilter filter = new NodeClassFilter (LinkTag.class);
185 for (NodeIterator e = ((FormTag)node[0]).children (); e.hasMoreNodes ();)
186 e.nextNode ().collectInto (linkTags, filter);
187 assertEquals("Link Tag Count",3,linkTags.size ());
188 LinkTag[] linkTag = new LinkTag[3];
189 linkTags.copyToNodeArray (linkTag);
190 assertEquals("First Link Tag Text","Advanced Search",linkTag[0].getLinkText());
191 assertEquals("Second Link Tag Text","Preferences",linkTag[1].getLinkText());
192 assertEquals("Third Link Tag Text","Language Tools",linkTag[2].getLinkText());
193 }
194
197 public void testScanFormWithComments() throws ParserException {
198 createParser(
199 "<form action=\"/search\" name=f><table cellspacing=0 cellpadding=0><tr><td width=75> "+
200 "</td><td align=center><input type=hidden name=hl value=en><input type=hidden name=ie "+
201 "value=\"UTF-8\"><input type=hidden name=oe value=\"UTF-8\"><!-- Hello World -->"+
202 "<input maxLength=256 size=55"+
203 " name=q value=\"\"><br><input type=submit value=\"Google Search\" name=btnG><input type="+
204 "submit value=\"I'm Feeling Lucky\" name=btnI></td><td valign=top nowrap><font size=-2>"+
205 " • <a HREF=/advanced_search?hl=en>Advanced Search</a><br> •"+
206 " <a HREF=/preferences?hl=en>Preferences</a><br> • <a HREF=/"+
207 "language_tools?hl=en>Language Tools</a></font></td></tr></table></form>"
208 );
209
210 parser.setNodeFactory (
211 new PrototypicalNodeFactory (
212 new Tag[]
213 {
214 new FormTag (),
215 new InputTag (),
216 new TextareaTag (),
217 new SelectTag (),
218 new OptionTag (),
219 new TableTag (),
220 }));
221 parseAndAssertNodeCount(1);
222 assertTrue("Should be a HTMLFormTag",node[0] instanceof FormTag);
223 NodeList remarkNodes = new NodeList ();
224 NodeClassFilter filter = new NodeClassFilter (Remark.class);
225 for (NodeIterator e = ((FormTag)node[0]).children (); e.hasMoreNodes ();)
226 e.nextNode ().collectInto (remarkNodes, filter);
227 assertEquals("Remark Node Count",1,remarkNodes.size ());
228 assertEquals("First Remark Node"," Hello World ",remarkNodes.elementAt (0).toPlainTextString());
229 }
230
233 public void testScanFormWithComments2() throws ParserException {
234 createParser(
235 "<FORM id=\"id\" name=\"name\" action=\"http://some.site/aPage.asp?id=97\" method=\"post\">\n"+
236 " <!--\n"+
237 " Just a Comment\n"+
238 " -->\n"+
239 "</FORM>");
240 parseAndAssertNodeCount(1);
241 assertTrue("Should be a HTMLFormTag",node[0] instanceof FormTag);
242 FormTag formTag = (FormTag)node[0];
243 Remark [] remarkNode = new Remark[10];
244 int i = 0;
245 for (NodeIterator e=formTag.children();e.hasMoreNodes();) {
246 Node formNode = e.nextNode();
247 if (formNode instanceof Remark) {
248 remarkNode[i++] = (Remark)formNode;
249 }
250 }
251 assertEquals("Remark Node Count",1,i);
252 }
253
254
258 public void testScanFormWithPreviousOpenLink() throws ParserException {
259 createParser(
260 "<A HREF=\"http://www.oygevalt.org/\">Home</A>\n"+
261 "<P>\n"+
262 "And now, the good stuff:\n"+
263 "<P>\n"+
264 "<A HREF=\"http://www.yahoo.com\">Yahoo!\n"+
265 "<FORM ACTION=\".\" METHOD=\"GET\">\n"+
266 "<INPUT TYPE=\"TEXT\">\n"+
267 "<BR>\n"+
268 "<A HREF=\"http://www.helpme.com\">Help</A> " +
269 "<INPUT TYPE=\"checkbox\">\n"+
270 "<P>\n"+
271 "<INPUT TYPE=\"SUBMIT\">\n"+
272 "</FORM>"
273 );
274 parseAndAssertNodeCount(8);
275 assertTrue("Seventh Node is a link",node[6] instanceof LinkTag);
276 LinkTag linkTag = (LinkTag)node[6];
277 assertEquals("Link Text","Yahoo!\n",linkTag.getLinkText());
278 assertEquals("Link URL","http://www.yahoo.com",linkTag.getLink());
279 assertType("Eigth Node",FormTag.class,node[7]);
280 }
281
282
287 public void testFormScanningShouldNotHappen() throws Exception {
288 String testHTML =
289 "<HTML><HEAD><TITLE>Test Form Tag</TITLE></HEAD>" +
290 "<BODY><FORM name=\"form0\"><INPUT type=\"text\" name=\"text0\"></FORM>" +
291 "</BODY></HTML>";
292 createParser(
293 testHTML
294 );
295 ((PrototypicalNodeFactory)parser.getNodeFactory ()).unregisterTag (new FormTag ());
296 Node [] nodes =
297 parser.extractAllNodesThatAre(
298 FormTag.class
299 );
300 assertEquals(
301 "shouldnt have found form tag",
302 0,
303 nodes.length
304 );
305 }
306
307
311 public void testUnclosedOptions () throws ParserException
312 {
313 String url = "http://htmlparser.sourceforge.net/test/overflowpage.html";
314 int i;
315 Node[] nodes;
316
317 parser = new Parser(url);
318 PrototypicalNodeFactory factory = new PrototypicalNodeFactory ();
319 factory.unregisterTag (new Html ());
321 factory.unregisterTag (new HeadTag ());
322 factory.unregisterTag (new BodyTag ());
323 parser.setNodeFactory (factory);
324 i = 0;
325 nodes = new Node[50];
326 for (NodeIterator e = parser.elements(); e.hasMoreNodes();)
327 nodes[i++] = e.nextNode();
328 assertEquals ("Expected nodes", 39, i);
329 }
330
331 public void testSetFormLocation() throws ParserException
332 {
333 createParser(FORM_HTML);
334 parseAndAssertNodeCount(1);
335 assertTrue("Node 0 should be Form Tag",node[0] instanceof FormTag);
336 FormTag formTag = (FormTag)node[0];
337
338 formTag.setFormLocation("http://www.yahoo.com/yahoo/do_not_login.jsp");
339 String expected =
340 FORM_HTML.substring (0, FORM_HTML.indexOf ("\"do_login.php\""))
341 + "\"http://www.yahoo.com/yahoo/do_not_login.jsp\""
342 + FORM_HTML.substring (FORM_HTML.indexOf ("\"do_login.php\"") + 14);
343 assertStringEquals("Raw String",expected,formTag.toHtml());
344 }
345
346 public void testToPlainTextString() throws ParserException
347 {
348 createParser(FORM_HTML);
349 parseAndAssertNodeCount(1);
350 assertTrue("Node 0 should be Form Tag",node[0] instanceof FormTag);
351 FormTag formTag = (FormTag)node[0];
352 assertStringEquals("Form Tag string representation","\n \nUser Name\n\nPassword\n\n \n\n \nContents of TextArea\n\n\n", formTag.toPlainTextString());
353 }
354
355 public void testSearchFor() throws ParserException
356 {
357 createParser(FORM_HTML);
358
359 parser.setNodeFactory (
360 new PrototypicalNodeFactory (
361 new Tag[]
362 {
363 new FormTag (),
364 new InputTag (),
365 new TextareaTag (),
366 new SelectTag (),
367 new OptionTag (),
368 }));
369 parseAndAssertNodeCount(1);
370 assertTrue("Node 0 should be Form Tag",node[0] instanceof FormTag);
371 FormTag formTag = (FormTag)node[0];
372 NodeList nodeList = formTag.searchFor("USER NAME");
373 assertEquals("Should have found nodes",1,nodeList.size());
374
375 Node[] nodes = nodeList.toNodeArray();
376
377 assertEquals("Number of nodes found",1,nodes.length);
378 assertType("search result node",Text.class,nodes[0]);
379 Text stringNode = (Text)nodes[0];
380 assertEquals("Expected contents of string node","User Name",stringNode.getText());
381 }
382
383 public void testSearchForCaseSensitive() throws ParserException
384 {
385 createParser(FORM_HTML);
386 parseAndAssertNodeCount(1);
387 assertTrue("Node 0 should be Form Tag",node[0] instanceof FormTag);
388 FormTag formTag = (FormTag)node[0];
389 NodeList nodeList = formTag.searchFor("USER NAME",true);
390 assertEquals("Should have not found nodes",0,nodeList.size());
391
392 nodeList = formTag.searchFor("User Name",true);
393 assertNotNull("Should have not found nodes",nodeList);
394 }
395
396
397 public void testSearchByName() throws ParserException
398 {
399 createParser(FORM_HTML);
400
401 parser.setNodeFactory (
402 new PrototypicalNodeFactory (
403 new Tag[]
404 {
405 new FormTag (),
406 new InputTag (),
407 new TextareaTag (),
408 new SelectTag (),
409 new OptionTag (),
410 }));
411 parseAndAssertNodeCount(1);
412 assertTrue("Node 0 should be Form Tag",node[0] instanceof FormTag);
413 FormTag formTag = (FormTag)node[0];
414
415 Tag tag= formTag.searchByName("passwd");
416 assertNotNull("Should have found the password node",tag);
417 assertType("tag found",InputTag.class,tag);
418 }
419
420
424 public void testFormRendering() throws Exception
425 {
426 String testHTML =
427 "<HTML><HEAD><TITLE>Test Form Tag</TITLE></HEAD>" +
428 "<BODY><FORM name=\"form0\"><INPUT type=\"text\" name=\"text0\"></FORM>" +
429 "</BODY></HTML>";
430 createParser(
431 testHTML
432 );
433 FormTag formTag =
434 (FormTag)(parser.extractAllNodesThatAre(
435 FormTag.class
436 )[0]);
437 assertNotNull("Should have found a form tag",formTag);
438 assertStringEquals("name","form0",formTag.getFormName());
439 assertNull("action",formTag.getAttribute("ACTION"));
440 assertXmlEquals(
441 "html",
442 "<FORM NAME=\"form0\">" +
443 "<INPUT TYPE=\"text\" NAME=\"text0\">" +
444 "</FORM>",
445 formTag.toHtml()
446 );
447 }
448
449
455 public void testTextArea () throws Exception
456 {
457 FormTag formTag;
458 NodeList nl;
459 InputTag inpTag;
460 TextareaTag texTag;
461
462 String html = "<body onload=\"otextnloadHandler()\" onunload=\"closeAdvanced()\">\n" +
463 " <form name=\"searchForm\" onsubmit=\"doSearch()\">\n" +
464 " <table id=\"searchTable\" align=\"left\" valign=\"middle\" cellspacing=\"0\" cellpadding=\"0\" border=\"0\">\n" +
465 " <tbody><tr nowrap=\"\" valign=\"middle\">\n" +
466 " <td id=\"searchTD\">\n" +
467 " <label id=\"searchLabel\" for=\"searchWord\">\n" +
468 " Search:\n" +
469 " </label>\n" +
470 " </td>\n" +
471 "\n" +
472 " <td>\n" +
473 " <input type=\"text\" id=\"searchWord\" name=\"searchWord\" value=\"\" size=\"24\" maxlength=\"256\" alt=\"Search Expression\">\n" +
474 " </td>\n" +
475 " <td>\n" +
477 " <textarea name=\"mytextarea\" rows=\"1\" cols=\"12\" alt=\"Free Form Text\">\n" +
478 " The text.\n" +
479 " </textarea>\n" +
480 " </td>\n" +
481 " <td>\n" +
482 " <input type=\"button\" onclick=\"this.blur();doSearch()\" value=\"GO\" id=\"go\" alt=\"GO\">\n" +
483 " <input type=\"hidden\" name=\"maxHits\" value=\"500\">\n" +
484 " </td>\n" +
485 " <td nowrap=\"nowrap\">\n" +
486 "\n" +
487 " <a id=\"scopeLabel\" HREF=\"javascript:openAdvanced();\" title=\"Search only the following topics\" alt=\"Search only the following topics\" onmouseover=\"window.status='Search only the following topics'; return true;\" onmouseout=\"window.status='';\">Search scope:</a>\n" +
488 " </td>\n" +
489 " <td nowrap=\"nowrap\">\n" +
490 " <input type=\"hidden\" name=\"workingSet\" value=\"All topics\">\n" +
491 " <div id=\"scope\">All topics</div>\n" +
492 " </td>\n" +
493 " </tr>\n" +
494 "\n" +
495 " </tbody></table>\n" +
496 " </form>\n" +
497 "\n" +
498 "</body>\n";
499 createParser (html);
500 formTag =
501 (FormTag)(parser.extractAllNodesThatAre (
502 FormTag.class
503 )[0]);
504 assertNotNull ("Should have found a form tag",formTag);
505 assertStringEquals ("name", "searchForm", formTag.getFormName ());
506 nl = formTag.getFormInputs ();
507 assertTrue ("4 inputs", 4 == nl.size ());
508 inpTag = (InputTag)nl.elementAt (0);
509 assertStringEquals ("name", "searchWord", inpTag.getAttribute ("name"));
510 assertStringEquals ("value", "", inpTag.getAttribute ("value"));
511 inpTag = (InputTag)nl.elementAt (1);
512 assertNull ("name", inpTag.getAttribute ("name"));
513 assertStringEquals ("value", "GO", inpTag.getAttribute ("value"));
514 inpTag = (InputTag)nl.elementAt (2);
515 assertStringEquals ("name", "maxHits", inpTag.getAttribute ("name"));
516 assertStringEquals ("value", "500", inpTag.getAttribute ("value"));
517 inpTag = (InputTag)nl.elementAt (3);
518 assertStringEquals ("name", "workingSet", inpTag.getAttribute ("name"));
519 assertStringEquals ("value", "All topics", inpTag.getAttribute ("value"));
520 nl = formTag.getFormTextareas ();
521 assertTrue ("1 textarea", 1 == nl.size ());
522 texTag = (TextareaTag)nl.elementAt (0);
523 assertStringEquals ("name", "mytextarea", texTag.getAttribute ("name"));
524 assertTrue ("only 1 child", 1 == texTag.getChildCount ());
525 assertStringEquals ("text contents", "\n The text.\n ", texTag.getChild (0).toHtml ());
526 }
527
528
531 public void testInputInTable () throws Exception
532 {
533 FormTag formTag;
534 NodeList nl;
535 InputTag inpTag;
536
537 String html = "<html>\n" +
538 "<body>\n" +
539 "<form action=\"/cgi-bin/test.pl\" method=\"post\">\n" +
540 "<table><tr><td>\n" +
541 "<INPUT type=hidden NAME=\"test1\" VALUE=\"insidetable\">\n" +
542 "</td></tr>\n" +
543 "</table>\n" +
544 "<INPUT type=hidden NAME=\"Test2\"\n" +
545 "VALUE=\"outsidetable\">\n" +
546 "<INPUT type=hidden name=\"a\" value=\"b\">\n" +
547 "</form>\n" +
548 "</body>\n" +
549 "</html>\n";
550 createParser (html);
551 formTag =
552 (FormTag)(parser.extractAllNodesThatAre (
553 FormTag.class
554 )[0]);
555 assertNotNull ("Should have found a form tag",formTag);
556 nl = formTag.getFormInputs ();
557 assertTrue ("3 inputs", 3 == nl.size ());
558 inpTag = (InputTag)nl.elementAt (0);
559 assertStringEquals ("name", "test1", inpTag.getAttribute ("name"));
560 assertStringEquals ("value", "insidetable", inpTag.getAttribute ("value"));
561 inpTag = (InputTag)nl.elementAt (1);
562 assertStringEquals ("name", "Test2", inpTag.getAttribute ("name"));
563 assertStringEquals ("value", "outsidetable", inpTag.getAttribute ("value"));
564 inpTag = (InputTag)nl.elementAt (2);
565 assertStringEquals ("name", "a", inpTag.getAttribute ("name"));
566 assertStringEquals ("value", "b", inpTag.getAttribute ("value"));
567 }
568 }
569
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