• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * runxmlconf.c: C program to run XML W3C conformance testsuites
3  *
4  * See Copyright for the status of this software.
5  *
6  * daniel@veillard.com
7  */
8 
9 #include <stdio.h>
10 #include <libxml/xmlversion.h>
11 
12 #if defined(LIBXML_XPATH_ENABLED) && defined(LIBXML_VALID_ENABLED)
13 
14 #include <string.h>
15 #include <sys/stat.h>
16 
17 #include <libxml/parser.h>
18 #include <libxml/parserInternals.h>
19 #include <libxml/tree.h>
20 #include <libxml/uri.h>
21 #include <libxml/xmlreader.h>
22 
23 #include <libxml/xpath.h>
24 #include <libxml/xpathInternals.h>
25 
26 #define LOGFILE "runxmlconf.log"
27 static FILE *logfile = NULL;
28 static int verbose = 0;
29 
30 #define NB_EXPECTED_ERRORS 15
31 
32 
33 const char *skipped_tests[] = {
34 /* http://lists.w3.org/Archives/Public/public-xml-testsuite/2008Jul/0000.html */
35     "rmt-ns10-035",
36     NULL
37 };
38 
39 /************************************************************************
40  *									*
41  *		File name and path utilities				*
42  *									*
43  ************************************************************************/
44 
checkTestFile(const char * filename)45 static int checkTestFile(const char *filename) {
46     struct stat buf;
47 
48     if (stat(filename, &buf) == -1)
49         return(0);
50 
51 #if defined(_WIN32)
52     if (!(buf.st_mode & _S_IFREG))
53         return(0);
54 #else
55     if (!S_ISREG(buf.st_mode))
56         return(0);
57 #endif
58 
59     return(1);
60 }
61 
composeDir(const xmlChar * dir,const xmlChar * path)62 static xmlChar *composeDir(const xmlChar *dir, const xmlChar *path) {
63     char buf[500];
64 
65     if (dir == NULL) return(xmlStrdup(path));
66     if (path == NULL) return(NULL);
67 
68     snprintf(buf, 500, "%s/%s", (const char *) dir, (const char *) path);
69     return(xmlStrdup((const xmlChar *) buf));
70 }
71 
72 /************************************************************************
73  *									*
74  *		Libxml2 specific routines				*
75  *									*
76  ************************************************************************/
77 
78 static int nb_skipped = 0;
79 static int nb_tests = 0;
80 static int nb_errors = 0;
81 static int nb_leaks = 0;
82 
83 /*
84  * We need to trap calls to the resolver to not account memory for the catalog
85  * and not rely on any external resources.
86  */
87 static xmlParserInputPtr
testExternalEntityLoader(const char * URL,const char * ID ATTRIBUTE_UNUSED,xmlParserCtxtPtr ctxt)88 testExternalEntityLoader(const char *URL, const char *ID ATTRIBUTE_UNUSED,
89 			 xmlParserCtxtPtr ctxt) {
90     xmlParserInputPtr ret;
91 
92     ret = xmlNewInputFromFile(ctxt, (const char *) URL);
93 
94     return(ret);
95 }
96 
97 /*
98  * Trapping the error messages at the generic level to grab the equivalent of
99  * stderr messages on CLI tools.
100  */
101 static char testErrors[32769];
102 static int testErrorsSize = 0;
103 static int nbError = 0;
104 static int nbFatal = 0;
105 
test_log(const char * msg,...)106 static void test_log(const char *msg, ...) {
107     va_list args;
108     if (logfile != NULL) {
109         fprintf(logfile, "\n------------\n");
110 	va_start(args, msg);
111 	vfprintf(logfile, msg, args);
112 	va_end(args);
113 	fprintf(logfile, "%s", testErrors);
114 	testErrorsSize = 0; testErrors[0] = 0;
115     }
116     if (verbose) {
117 	va_start(args, msg);
118 	vfprintf(stderr, msg, args);
119 	va_end(args);
120     }
121 }
122 
123 static void
testErrorHandler(void * userData ATTRIBUTE_UNUSED,const xmlError * error)124 testErrorHandler(void *userData ATTRIBUTE_UNUSED, const xmlError *error) {
125     int res;
126 
127     if (testErrorsSize >= 32768)
128         return;
129     res = snprintf(&testErrors[testErrorsSize],
130                     32768 - testErrorsSize,
131 		   "%s:%d: %s\n", (error->file ? error->file : "entity"),
132 		   error->line, error->message);
133     if (error->level == XML_ERR_FATAL)
134         nbFatal++;
135     else if (error->level == XML_ERR_ERROR)
136         nbError++;
137     if (testErrorsSize + res >= 32768) {
138         /* buffer is full */
139 	testErrorsSize = 32768;
140 	testErrors[testErrorsSize] = 0;
141     } else {
142         testErrorsSize += res;
143     }
144     testErrors[testErrorsSize] = 0;
145 }
146 
147 static xmlXPathContextPtr ctxtXPath;
148 
149 static void
initializeLibxml2(void)150 initializeLibxml2(void) {
151     xmlMemSetup(xmlMemFree, xmlMemMalloc, xmlMemRealloc, xmlMemoryStrdup);
152     xmlInitParser();
153     xmlSetExternalEntityLoader(testExternalEntityLoader);
154     ctxtXPath = xmlXPathNewContext(NULL);
155     /*
156     * Deactivate the cache if created; otherwise we have to create/free it
157     * for every test, since it will confuse the memory leak detection.
158     * Note that normally this need not be done, since the cache is not
159     * created until set explicitly with xmlXPathContextSetCache();
160     * but for test purposes it is sometimes useful to activate the
161     * cache by default for the whole library.
162     */
163     if (ctxtXPath->cache != NULL)
164 	xmlXPathContextSetCache(ctxtXPath, 0, -1, 0);
165     xmlSetStructuredErrorFunc(NULL, testErrorHandler);
166 }
167 
168 /************************************************************************
169  *									*
170  *		Run the xmlconf test if found				*
171  *									*
172  ************************************************************************/
173 
174 static int
xmlconfTestInvalid(const char * id,const char * filename,int options)175 xmlconfTestInvalid(const char *id, const char *filename, int options) {
176     xmlDocPtr doc;
177     xmlParserCtxtPtr ctxt;
178     int ret = 1;
179 
180     ctxt = xmlNewParserCtxt();
181     if (ctxt == NULL) {
182         test_log("test %s : %s out of memory\n",
183 	         id, filename);
184         return(0);
185     }
186     doc = xmlCtxtReadFile(ctxt, filename, NULL, options);
187     if (doc == NULL) {
188         test_log("test %s : %s invalid document turned not well-formed too\n",
189 	         id, filename);
190     } else {
191     /* invalidity should be reported both in the context and in the document */
192         if ((ctxt->valid != 0) || (doc->properties & XML_DOC_DTDVALID)) {
193 	    test_log("test %s : %s failed to detect invalid document\n",
194 		     id, filename);
195 	    nb_errors++;
196 	    ret = 0;
197 	}
198 	xmlFreeDoc(doc);
199     }
200     xmlFreeParserCtxt(ctxt);
201     return(ret);
202 }
203 
204 static int
xmlconfTestValid(const char * id,const char * filename,int options)205 xmlconfTestValid(const char *id, const char *filename, int options) {
206     xmlDocPtr doc;
207     xmlParserCtxtPtr ctxt;
208     int ret = 1;
209 
210     ctxt = xmlNewParserCtxt();
211     if (ctxt == NULL) {
212         test_log("test %s : %s out of memory\n",
213 	         id, filename);
214         return(0);
215     }
216     doc = xmlCtxtReadFile(ctxt, filename, NULL, options);
217     if (doc == NULL) {
218         test_log("test %s : %s failed to parse a valid document\n",
219 	         id, filename);
220         nb_errors++;
221 	ret = 0;
222     } else {
223     /* validity should be reported both in the context and in the document */
224         if ((ctxt->valid == 0) || ((doc->properties & XML_DOC_DTDVALID) == 0)) {
225 	    test_log("test %s : %s failed to validate a valid document\n",
226 		     id, filename);
227 	    nb_errors++;
228 	    ret = 0;
229 	}
230 	xmlFreeDoc(doc);
231     }
232     xmlFreeParserCtxt(ctxt);
233     return(ret);
234 }
235 
236 static int
xmlconfTestNotNSWF(const char * id,const char * filename,int options)237 xmlconfTestNotNSWF(const char *id, const char *filename, int options) {
238     xmlDocPtr doc;
239     int ret = 1;
240 
241     /*
242      * In case of Namespace errors, libxml2 will still parse the document
243      * but log a Namespace error.
244      */
245     doc = xmlReadFile(filename, NULL, options);
246     if (doc == NULL) {
247         test_log("test %s : %s failed to parse the XML\n",
248 	         id, filename);
249         nb_errors++;
250 	ret = 0;
251     } else {
252         const xmlError *error = xmlGetLastError();
253 
254 	if ((error->code == XML_ERR_OK) ||
255 	    (error->domain != XML_FROM_NAMESPACE)) {
256 	    test_log("test %s : %s failed to detect namespace error\n",
257 		     id, filename);
258 	    nb_errors++;
259 	    ret = 0;
260 	}
261 	xmlFreeDoc(doc);
262     }
263     return(ret);
264 }
265 
266 static int
xmlconfTestNotWF(const char * id,const char * filename,int options)267 xmlconfTestNotWF(const char *id, const char *filename, int options) {
268     xmlDocPtr doc;
269     int ret = 1;
270 
271     doc = xmlReadFile(filename, NULL, options);
272     if (doc != NULL) {
273         test_log("test %s : %s failed to detect not well formedness\n",
274 	         id, filename);
275         nb_errors++;
276 	xmlFreeDoc(doc);
277 	ret = 0;
278     }
279     return(ret);
280 }
281 
282 static int
xmlconfTestItem(xmlDocPtr doc,xmlNodePtr cur)283 xmlconfTestItem(xmlDocPtr doc, xmlNodePtr cur) {
284     int ret = -1;
285     xmlChar *type = NULL;
286     xmlChar *filename = NULL;
287     xmlChar *uri = NULL;
288     xmlChar *base = NULL;
289     xmlChar *id = NULL;
290     xmlChar *rec = NULL;
291     xmlChar *version = NULL;
292     xmlChar *entities = NULL;
293     xmlChar *edition = NULL;
294     int options = 0;
295     int nstest = 0;
296     int mem, final;
297     int i;
298 
299     testErrorsSize = 0; testErrors[0] = 0;
300     nbError = 0;
301     nbFatal = 0;
302     id = xmlGetProp(cur, BAD_CAST "ID");
303     if (id == NULL) {
304         test_log("test missing ID, line %ld\n", xmlGetLineNo(cur));
305 	goto error;
306     }
307     for (i = 0;skipped_tests[i] != NULL;i++) {
308         if (!strcmp(skipped_tests[i], (char *) id)) {
309 	    test_log("Skipping test %s from skipped list\n", (char *) id);
310 	    ret = 0;
311 	    nb_skipped++;
312 	    goto error;
313 	}
314     }
315     type = xmlGetProp(cur, BAD_CAST "TYPE");
316     if (type == NULL) {
317         test_log("test %s missing TYPE\n", (char *) id);
318 	goto error;
319     }
320     uri = xmlGetProp(cur, BAD_CAST "URI");
321     if (uri == NULL) {
322         test_log("test %s missing URI\n", (char *) id);
323 	goto error;
324     }
325     base = xmlNodeGetBase(doc, cur);
326     filename = composeDir(base, uri);
327     if (!checkTestFile((char *) filename)) {
328         test_log("test %s missing file %s \n", id,
329 	         (filename ? (char *)filename : "NULL"));
330 	goto error;
331     }
332 
333     version = xmlGetProp(cur, BAD_CAST "VERSION");
334 
335     entities = xmlGetProp(cur, BAD_CAST "ENTITIES");
336     if (!xmlStrEqual(entities, BAD_CAST "none")) {
337         options |= XML_PARSE_DTDLOAD;
338         options |= XML_PARSE_NOENT;
339     }
340     rec = xmlGetProp(cur, BAD_CAST "RECOMMENDATION");
341     if ((rec == NULL) ||
342         (xmlStrEqual(rec, BAD_CAST "XML1.0")) ||
343 	(xmlStrEqual(rec, BAD_CAST "XML1.0-errata2e")) ||
344 	(xmlStrEqual(rec, BAD_CAST "XML1.0-errata3e")) ||
345 	(xmlStrEqual(rec, BAD_CAST "XML1.0-errata4e"))) {
346 	if ((version != NULL) && (!xmlStrEqual(version, BAD_CAST "1.0"))) {
347 	    test_log("Skipping test %s for %s\n", (char *) id,
348 	             (char *) version);
349 	    ret = 0;
350 	    nb_skipped++;
351 	    goto error;
352 	}
353 	ret = 1;
354     } else if ((xmlStrEqual(rec, BAD_CAST "NS1.0")) ||
355 	       (xmlStrEqual(rec, BAD_CAST "NS1.0-errata1e"))) {
356 	ret = 1;
357 	nstest = 1;
358     } else {
359         test_log("Skipping test %s for REC %s\n", (char *) id, (char *) rec);
360 	ret = 0;
361 	nb_skipped++;
362 	goto error;
363     }
364     edition = xmlGetProp(cur, BAD_CAST "EDITION");
365     if ((edition != NULL) && (xmlStrchr(edition, '5') == NULL)) {
366         /* test limited to all versions before 5th */
367 	options |= XML_PARSE_OLD10;
368     }
369 
370     /*
371      * Reset errors and check memory usage before the test
372      */
373     xmlResetLastError();
374     testErrorsSize = 0; testErrors[0] = 0;
375     mem = xmlMemUsed();
376 
377     if (xmlStrEqual(type, BAD_CAST "not-wf")) {
378         if (nstest == 0)
379 	    xmlconfTestNotWF((char *) id, (char *) filename, options);
380         else
381 	    xmlconfTestNotNSWF((char *) id, (char *) filename, options);
382     } else if (xmlStrEqual(type, BAD_CAST "valid")) {
383         options |= XML_PARSE_DTDVALID;
384 	xmlconfTestValid((char *) id, (char *) filename, options);
385     } else if (xmlStrEqual(type, BAD_CAST "invalid")) {
386         options |= XML_PARSE_DTDVALID;
387 	xmlconfTestInvalid((char *) id, (char *) filename, options);
388     } else if (xmlStrEqual(type, BAD_CAST "error")) {
389         test_log("Skipping error test %s \n", (char *) id);
390 	ret = 0;
391 	nb_skipped++;
392 	goto error;
393     } else {
394         test_log("test %s unknown TYPE value %s\n", (char *) id, (char *)type);
395 	ret = -1;
396 	goto error;
397     }
398 
399     /*
400      * Reset errors and check memory usage after the test
401      */
402     xmlResetLastError();
403     final = xmlMemUsed();
404     if (final > mem) {
405         test_log("test %s : %s leaked %d bytes\n",
406 	         id, filename, final - mem);
407         nb_leaks++;
408 	xmlMemDisplayLast(logfile, final - mem);
409     }
410     nb_tests++;
411 
412 error:
413     if (type != NULL)
414         xmlFree(type);
415     if (entities != NULL)
416         xmlFree(entities);
417     if (edition != NULL)
418         xmlFree(edition);
419     if (version != NULL)
420         xmlFree(version);
421     if (filename != NULL)
422         xmlFree(filename);
423     if (uri != NULL)
424         xmlFree(uri);
425     if (base != NULL)
426         xmlFree(base);
427     if (id != NULL)
428         xmlFree(id);
429     if (rec != NULL)
430         xmlFree(rec);
431     return(ret);
432 }
433 
434 static int
xmlconfTestCases(xmlDocPtr doc,xmlNodePtr cur,int level)435 xmlconfTestCases(xmlDocPtr doc, xmlNodePtr cur, int level) {
436     xmlChar *profile;
437     int ret = 0;
438     int tests = 0;
439     int output = 0;
440 
441     if (level == 1) {
442 	profile = xmlGetProp(cur, BAD_CAST "PROFILE");
443 	if (profile != NULL) {
444 	    output = 1;
445 	    level++;
446 	    printf("Test cases: %s\n", (char *) profile);
447 	    xmlFree(profile);
448 	}
449     }
450     cur = cur->children;
451     while (cur != NULL) {
452         /* look only at elements we ignore everything else */
453         if (cur->type == XML_ELEMENT_NODE) {
454 	    if (xmlStrEqual(cur->name, BAD_CAST "TESTCASES")) {
455 	        ret += xmlconfTestCases(doc, cur, level);
456 	    } else if (xmlStrEqual(cur->name, BAD_CAST "TEST")) {
457 	        if (xmlconfTestItem(doc, cur) >= 0)
458 		    ret++;
459 		tests++;
460 	    } else {
461 	        fprintf(stderr, "Unhandled element %s\n", (char *)cur->name);
462 	    }
463 	}
464         cur = cur->next;
465     }
466     if (output == 1) {
467 	if (tests > 0)
468 	    printf("Test cases: %d tests\n", tests);
469     }
470     return(ret);
471 }
472 
473 static int
xmlconfTestSuite(xmlDocPtr doc,xmlNodePtr cur)474 xmlconfTestSuite(xmlDocPtr doc, xmlNodePtr cur) {
475     xmlChar *profile;
476     int ret = 0;
477 
478     profile = xmlGetProp(cur, BAD_CAST "PROFILE");
479     if (profile != NULL) {
480         printf("Test suite: %s\n", (char *) profile);
481 	xmlFree(profile);
482     } else
483         printf("Test suite\n");
484     cur = cur->children;
485     while (cur != NULL) {
486         /* look only at elements we ignore everything else */
487         if (cur->type == XML_ELEMENT_NODE) {
488 	    if (xmlStrEqual(cur->name, BAD_CAST "TESTCASES")) {
489 	        ret += xmlconfTestCases(doc, cur, 1);
490 	    } else {
491 	        fprintf(stderr, "Unhandled element %s\n", (char *)cur->name);
492 	    }
493 	}
494         cur = cur->next;
495     }
496     return(ret);
497 }
498 
499 static void
xmlconfInfo(void)500 xmlconfInfo(void) {
501     fprintf(stderr, "  you need to fetch and extract the\n");
502     fprintf(stderr, "  latest XML Conformance Test Suites\n");
503     fprintf(stderr, "  http://www.w3.org/XML/Test/xmlts20080827.tar.gz\n");
504     fprintf(stderr, "  see http://www.w3.org/XML/Test/ for information\n");
505 }
506 
507 static int
xmlconfTest(void)508 xmlconfTest(void) {
509     const char *confxml = "xmlconf/xmlconf.xml";
510     xmlDocPtr doc;
511     xmlNodePtr cur;
512     int ret = 0;
513 
514     if (!checkTestFile(confxml)) {
515         fprintf(stderr, "%s is missing \n", confxml);
516 	xmlconfInfo();
517 	return(-1);
518     }
519     doc = xmlReadFile(confxml, NULL, XML_PARSE_NOENT);
520     if (doc == NULL) {
521         fprintf(stderr, "%s is corrupted \n", confxml);
522 	xmlconfInfo();
523 	return(-1);
524     }
525 
526     cur = xmlDocGetRootElement(doc);
527     if ((cur == NULL) || (!xmlStrEqual(cur->name, BAD_CAST "TESTSUITE"))) {
528         fprintf(stderr, "Unexpected format %s\n", confxml);
529 	xmlconfInfo();
530 	ret = -1;
531     } else {
532         ret = xmlconfTestSuite(doc, cur);
533     }
534     xmlFreeDoc(doc);
535     return(ret);
536 }
537 
538 /************************************************************************
539  *									*
540  *		The driver for the tests				*
541  *									*
542  ************************************************************************/
543 
544 int
main(int argc ATTRIBUTE_UNUSED,char ** argv ATTRIBUTE_UNUSED)545 main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) {
546     int ret = 0;
547     int old_errors, old_tests, old_leaks;
548 
549     logfile = fopen(LOGFILE, "w");
550     if (logfile == NULL) {
551         fprintf(stderr,
552 	        "Could not open the log file, running in verbose mode\n");
553 	verbose = 1;
554     }
555     initializeLibxml2();
556 
557     if ((argc >= 2) && (!strcmp(argv[1], "-v")))
558         verbose = 1;
559 
560 
561     old_errors = nb_errors;
562     old_tests = nb_tests;
563     old_leaks = nb_leaks;
564     xmlconfTest();
565     if ((nb_errors == old_errors) && (nb_leaks == old_leaks))
566 	printf("Ran %d tests, no errors\n", nb_tests - old_tests);
567     else
568 	printf("Ran %d tests, %d errors, %d leaks\n",
569 	       nb_tests - old_tests,
570 	       nb_errors - old_errors,
571 	       nb_leaks - old_leaks);
572     if ((nb_errors == 0) && (nb_leaks == 0)) {
573         ret = 0;
574 	printf("Total %d tests, no errors\n",
575 	       nb_tests);
576     } else {
577 	ret = 1;
578 	printf("Total %d tests, %d errors, %d leaks\n",
579 	       nb_tests, nb_errors, nb_leaks);
580 	printf("See %s for detailed output\n", LOGFILE);
581 	if ((nb_leaks == 0) && (nb_errors == NB_EXPECTED_ERRORS)) {
582 	    printf("%d errors were expected\n", nb_errors);
583 	    ret = 0;
584 	}
585     }
586     xmlXPathFreeContext(ctxtXPath);
587     xmlCleanupParser();
588 
589     if (logfile != NULL)
590         fclose(logfile);
591     return(ret);
592 }
593 
594 #else /* ! LIBXML_XPATH_ENABLED */
595 int
main(int argc ATTRIBUTE_UNUSED,char ** argv)596 main(int argc ATTRIBUTE_UNUSED, char **argv) {
597     fprintf(stderr, "%s need XPath and validation support\n", argv[0]);
598     return(0);
599 }
600 #endif
601