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c111c15390
libxml2/runtest.c
Daniel Veillard c111c15390 continue to increase the tests Daniel 
* runtest.c: continue to increase the tests
Daniel
2005-06-27 08:22:10 +00:00

765 lines
19 KiB
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/*
* runtest.c: C program to run libxml2 regression tests without
* requiring make or Python, and reducing platform dependancies
* to a strict minimum.
*
* See Copyright for the status of this software.
*
* daniel@veillard.com
*/
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <glob.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <libxml/parser.h>
#include <libxml/tree.h>
#ifdef LIBXML_READER_ENABLED
#include <libxml/xmlreader.h>
#endif
typedef int (*functest) (const char *filename, const char *result,
const char *error, int options);
typedef struct testDesc testDesc;
typedef testDesc *testDescPtr;
struct testDesc {
const char *desc; /* descripton of the test */
functest func; /* function implementing the test */
const char *in; /* glob to path for input files */
const char *out; /* output directory */
const char *suffix;/* suffix for output files */
const char *err; /* suffix for error output files */
int options; /* parser options for the test */
};
static int checkTestFile(const char *filename);
/************************************************************************
* *
* Libxml2 specific routines *
* *
************************************************************************/
static long libxmlMemoryAllocatedBase = 0;
static int extraMemoryFromResolver = 0;
static int
fatalError(void) {
fprintf(stderr, "Exitting tests on fatal error\n");
exit(1);
}
/*
* We need to trap calls to the resolver to not account memory for the catalog
* which is shared to the current running test. We also don't want to have
* network downloads modifying tests.
*/
static xmlParserInputPtr
testExternalEntityLoader(const char *URL, const char *ID,
xmlParserCtxtPtr ctxt) {
xmlParserInputPtr ret;
if (checkTestFile(URL)) {
ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt);
} else {
int memused = xmlMemUsed();
ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt);
extraMemoryFromResolver += xmlMemUsed() - memused;
}
return(ret);
}
/*
* Trapping the error messages at the generic level to grab the equivalent of
* stderr messages on CLI tools.
*/
static char testErrors[32769];
static int testErrorsSize = 0;
static void
testErrorHandler(void *ctx ATTRIBUTE_UNUSED, const char *msg, ...) {
va_list args;
int res;
if (testErrorsSize >= 32768)
return;
va_start(args, msg);
res = vsnprintf(&testErrors[testErrorsSize],
32768 - testErrorsSize,
msg, args);
va_end(args);
if (testErrorsSize + res >= 32768) {
/* buffer is full */
testErrorsSize = 32768;
testErrors[testErrorsSize] = 0;
} else {
testErrorsSize += res;
}
testErrors[testErrorsSize] = 0;
}
static void
initializeLibxml2(void) {
xmlGetWarningsDefaultValue = 0;
xmlPedanticParserDefault(0);
xmlMemSetup(xmlMemFree, xmlMemMalloc, xmlMemRealloc, xmlMemoryStrdup);
xmlInitParser();
xmlSetExternalEntityLoader(testExternalEntityLoader);
xmlSetGenericErrorFunc(NULL, testErrorHandler);
libxmlMemoryAllocatedBase = xmlMemUsed();
}
/************************************************************************
* *
* File name and path utilities *
* *
************************************************************************/
static const char *baseFilename(const char *filename) {
const char *cur;
if (filename == NULL)
return(NULL);
cur = &filename[strlen(filename)];
while ((cur > filename) && (*cur != '/'))
cur--;
if (*cur == '/')
return(cur + 1);
return(cur);
}
static char *resultFilename(const char *filename, const char *out,
const char *suffix) {
const char *base;
char res[500];
/*************
if ((filename[0] == 't') && (filename[1] == 'e') &&
(filename[2] == 's') && (filename[3] == 't') &&
(filename[4] == '/'))
filename = &filename[5];
*************/
base = baseFilename(filename);
if (suffix == NULL)
suffix = ".tmp";
if (out == NULL)
out = "";
snprintf(res, 499, "%s%s%s", out, base, suffix);
res[499] = 0;
return(strdup(res));
}
static int checkTestFile(const char *filename) {
struct stat buf;
if (stat(filename, &buf) == -1)
return(0);
if (!S_ISREG(buf.st_mode))
return(0);
return(1);
}
static int compareFiles(const char *r1, const char *r2) {
int res1, res2;
int fd1, fd2;
char bytes1[4096];
char bytes2[4096];
fd1 = open(r1, O_RDONLY);
if (fd1 < 0)
return(-1);
fd2 = open(r2, O_RDONLY);
if (fd2 < 0) {
close(fd1);
return(-1);
}
while (1) {
res1 = read(fd1, bytes1, 4096);
res2 = read(fd2, bytes2, 4096);
if (res1 != res2) {
close(fd1);
close(fd2);
return(1);
}
if (res1 == 0)
break;
if (memcmp(bytes1, bytes2, res1) != 0) {
close(fd1);
close(fd2);
return(1);
}
}
close(fd1);
close(fd2);
return(0);
}
static int compareFileMem(const char *filename, const char *mem, int size) {
int res;
int fd;
char bytes[4096];
int idx = 0;
struct stat info;
if (stat(filename, &info) < 0)
return(-1);
if (info.st_size != size)
return(-1);
fd = open(filename, O_RDONLY);
if (fd < 0)
return(-1);
while (idx < size) {
res = read(fd, bytes, 4096);
if (res <= 0)
break;
if (res + idx > size)
break;
if (memcmp(bytes, &mem[idx], res) != 0) {
close(fd);
return(1);
}
idx += res;
}
close(fd);
return(idx != size);
}
static int loadMem(const char *filename, const char **mem, int *size) {
int fd, res;
struct stat info;
char *base;
int siz = 0;
if (stat(filename, &info) < 0)
return(-1);
base = malloc(info.st_size + 1);
if (base == NULL)
return(-1);
if ((fd = open(filename, O_RDONLY)) < 0) {
free(base);
return(-1);
}
while ((res = read(fd, &base[siz], info.st_size - siz)) > 0) {
siz += res;
}
close(fd);
if (siz != info.st_size) {
free(base);
return(-1);
}
base[siz] = 0;
*mem = base;
*size = siz;
return(0);
}
static int unloadMem(const char *mem) {
free((char *)mem);
return(0);
}
/************************************************************************
* *
* Tests implementations *
* *
************************************************************************/
/**
* oldParseTest:
* @filename: the file to parse
* @result: the file with expected result
* @err: the file with error messages: unused
*
* Parse a file using the old xmlParseFile API, then serialize back
* reparse the result and serialize again, then check for deviation
* in serialization.
*
* Returns 0 in case of success, an error code otherwise
*/
static int
oldParseTest(const char *filename, const char *result,
const char *err ATTRIBUTE_UNUSED,
int options ATTRIBUTE_UNUSED) {
xmlDocPtr doc;
char *temp;
int res = 0;
/*
* base of the test, parse with the old API
*/
doc = xmlParseFile(filename);
if (doc == NULL)
return(1);
temp = resultFilename(filename, "", ".res");
if (temp == NULL) {
fprintf(stderr, "Out of memory\n");
fatalError();
}
xmlSaveFile(temp, doc);
if (compareFiles(temp, result)) {
res = 1;
}
xmlFreeDoc(doc);
/*
* Parse the saved result to make sure the round trip is okay
*/
doc = xmlParseFile(temp);
if (doc == NULL)
return(1);
xmlSaveFile(temp, doc);
if (compareFiles(temp, result)) {
res = 1;
}
xmlFreeDoc(doc);
unlink(temp);
free(temp);
return(res);
}
/**
* memParseTest:
* @filename: the file to parse
* @result: the file with expected result
* @err: the file with error messages: unused
*
* Parse a file using the old xmlReadMemory API, then serialize back
* reparse the result and serialize again, then check for deviation
* in serialization.
*
* Returns 0 in case of success, an error code otherwise
*/
static int
memParseTest(const char *filename, const char *result,
const char *err ATTRIBUTE_UNUSED,
int options ATTRIBUTE_UNUSED) {
xmlDocPtr doc;
const char *base;
int size, res;
/*
* load and parse the memory
*/
if (loadMem(filename, &base, &size) != 0) {
fprintf(stderr, "Failed to load %s\n", filename);
return(-1);
}
doc = xmlReadMemory(base, size, filename, NULL, 0);
unloadMem(base);
if (doc == NULL) {
return(1);
}
xmlDocDumpMemory(doc, (xmlChar **) &base, &size);
xmlFreeDoc(doc);
res = compareFileMem(result, base, size);
if ((base == NULL) || (res != 0)) {
if (base != NULL)
xmlFree((char *)base);
fprintf(stderr, "Result for %s failed\n", filename);
return(-1);
}
xmlFree((char *)base);
return(0);
}
/**
* noentParseTest:
* @filename: the file to parse
* @result: the file with expected result
* @err: the file with error messages: unused
*
* Parse a file with entity resolution, then serialize back
* reparse the result and serialize again, then check for deviation
* in serialization.
*
* Returns 0 in case of success, an error code otherwise
*/
static int
noentParseTest(const char *filename, const char *result,
const char *err ATTRIBUTE_UNUSED,
int options ATTRIBUTE_UNUSED) {
xmlDocPtr doc;
char *temp;
int res = 0;
/*
* base of the test, parse with the old API
*/
doc = xmlReadFile(filename, NULL, XML_PARSE_NOENT);
if (doc == NULL)
return(1);
temp = resultFilename(filename, "", ".res");
if (temp == NULL) {
fprintf(stderr, "Out of memory\n");
fatalError();
}
xmlSaveFile(temp, doc);
if (compareFiles(temp, result)) {
res = 1;
}
xmlFreeDoc(doc);
/*
* Parse the saved result to make sure the round trip is okay
*/
doc = xmlReadFile(filename, NULL, XML_PARSE_NOENT);
if (doc == NULL)
return(1);
xmlSaveFile(temp, doc);
if (compareFiles(temp, result)) {
res = 1;
}
xmlFreeDoc(doc);
unlink(temp);
free(temp);
return(res);
}
/**
* errParseTest:
* @filename: the file to parse
* @result: the file with expected result
* @err: the file with error messages
*
* Parse a file using the xmlReadFile API and check for errors.
*
* Returns 0 in case of success, an error code otherwise
*/
static int
errParseTest(const char *filename, const char *result, const char *err,
int options ATTRIBUTE_UNUSED) {
xmlDocPtr doc;
const char *base;
int size, res;
xmlGetWarningsDefaultValue = 1;
doc = xmlReadFile(filename, NULL, 0);
if (doc == NULL) {
base = "";
size = 0;
} else {
xmlDocDumpMemory(doc, (xmlChar **) &base, &size);
}
xmlGetWarningsDefaultValue = 0;
res = compareFileMem(result, base, size);
if (doc != NULL) {
if (base != NULL)
xmlFree((char *)base);
xmlFreeDoc(doc);
}
if (res != 0) {
fprintf(stderr, "Result for %s failed\n", filename);
return(-1);
}
res = compareFileMem(err, testErrors, testErrorsSize);
if (res != 0) {
fprintf(stderr, "Error for %s failed\n", filename);
return(-1);
}
return(0);
}
#ifdef LIBXML_READER_ENABLED
static void processNode(FILE *out, xmlTextReaderPtr reader) {
const xmlChar *name, *value;
int type, empty;
type = xmlTextReaderNodeType(reader);
empty = xmlTextReaderIsEmptyElement(reader);
name = xmlTextReaderConstName(reader);
if (name == NULL)
name = BAD_CAST "--";
value = xmlTextReaderConstValue(reader);
fprintf(out, "%d %d %s %d %d",
xmlTextReaderDepth(reader),
type,
name,
empty,
xmlTextReaderHasValue(reader));
if (value == NULL)
fprintf(out, "\n");
else {
fprintf(out, " %s\n", value);
}
#if 0
#ifdef LIBXML_PATTERN_ENABLED
if (patternc) {
xmlChar *path = NULL;
int match = -1;
if (type == XML_READER_TYPE_ELEMENT) {
/* do the check only on element start */
match = xmlPatternMatch(patternc, xmlTextReaderCurrentNode(reader));
if (match) {
path = xmlGetNodePath(xmlTextReaderCurrentNode(reader));
fprintf(out, "Node %s matches pattern %s\n", path, pattern);
}
}
if (patstream != NULL) {
int ret;
if (type == XML_READER_TYPE_ELEMENT) {
ret = xmlStreamPush(patstream,
xmlTextReaderConstLocalName(reader),
xmlTextReaderConstNamespaceUri(reader));
if (ret < 0) {
fprintf(stderr, "xmlStreamPush() failure\n");
xmlFreeStreamCtxt(patstream);
patstream = NULL;
} else if (ret != match) {
if (path == NULL) {
path = xmlGetNodePath(
xmlTextReaderCurrentNode(reader));
}
fprintf(stderr,
"xmlPatternMatch and xmlStreamPush disagree\n");
fprintf(stderr,
" pattern %s node %s\n",
pattern, path);
}
}
if ((type == XML_READER_TYPE_END_ELEMENT) ||
((type == XML_READER_TYPE_ELEMENT) && (empty))) {
ret = xmlStreamPop(patstream);
if (ret < 0) {
fprintf(stderr, "xmlStreamPop() failure\n");
xmlFreeStreamCtxt(patstream);
patstream = NULL;
}
}
}
if (path != NULL)
xmlFree(path);
}
#endif
#endif
}
/**
* streamParseTest:
* @filename: the file to parse
* @result: the file with expected result
* @err: the file with error messages
*
* Parse a file using the reader API and check for errors.
*
* Returns 0 in case of success, an error code otherwise
*/
static int
streamParseTest(const char *filename, const char *result, const char *err,
int options) {
xmlTextReaderPtr reader;
int ret;
char *temp = NULL;
FILE *t = NULL;
if (result != NULL) {
temp = resultFilename(filename, "", ".res");
if (temp == NULL) {
fprintf(stderr, "Out of memory\n");
fatalError();
}
t = fopen(temp, "w");
if (t == NULL) {
fprintf(stderr, "Can't open temp file %s\n", temp);
free(temp);
return(-1);
}
}
xmlGetWarningsDefaultValue = 1;
reader = xmlReaderForFile(filename, NULL, options);
ret = xmlTextReaderRead(reader);
while (ret == 1) {
if (t != NULL)
processNode(t, reader);
ret = xmlTextReaderRead(reader);
}
if (ret != 0) {
testErrorHandler(NULL, "%s : failed to parse\n", filename);
}
xmlFreeTextReader(reader);
xmlGetWarningsDefaultValue = 0;
if (t != NULL) {
fclose(t);
ret = compareFiles(temp, result);
unlink(temp);
free(temp);
if (ret) {
fprintf(stderr, "Result for %s failed\n", filename);
return(-1);
}
}
if (err != NULL) {
ret = compareFileMem(err, testErrors, testErrorsSize);
if (ret != 0) {
fprintf(stderr, "Error for %s failed\n", filename);
return(-1);
}
}
return(0);
}
#endif
/************************************************************************
* *
* Tests Descriptions *
* *
************************************************************************/
static
testDesc testDescriptions[] = {
{ "XML regression tests" ,
oldParseTest, "./test/*", "result/", "", NULL,
0 },
{ "XML regression tests on memory" ,
memParseTest, "./test/*", "result/", "", NULL,
0 },
{ "XML entity subst regression tests" ,
noentParseTest, "./test/*", "result/noent/", "", NULL,
0 },
{ "XML Namespaces regression tests",
errParseTest, "./test/namespaces/*", "result/namespaces/", "", ".err",
0 },
{ "Error cases regression tests",
errParseTest, "./test/errors/*.xml", "result/errors/", "", ".err",
0 },
#ifdef LIBXML_READER_ENABLED
{ "Error cases stream regression tests",
streamParseTest, "./test/errors/*.xml", "result/errors/", NULL, ".str",
0 },
{ "Reader regression tests",
streamParseTest, "./test/*", "result/", ".rdr", NULL,
0 },
{ "Reader entities substitution regression tests",
streamParseTest, "./test/*", "result/", ".rde", NULL,
XML_PARSE_NOENT },
#endif
{NULL, NULL, NULL, NULL, NULL, NULL, 0}
};
/************************************************************************
* *
* The main driving the tests *
* *
************************************************************************/
static int
launchTests(testDescPtr tst) {
int res = 0, err = 0;
size_t i;
char *result;
char *error;
int mem, leak;
if (tst == NULL) return(-1);
if (tst->in != NULL) {
glob_t globbuf;
globbuf.gl_offs = 0;
glob(tst->in, GLOB_DOOFFS, NULL, &globbuf);
for (i = 0;i < globbuf.gl_pathc;i++) {
if (!checkTestFile(globbuf.gl_pathv[i]))
continue;
if (tst->suffix != NULL) {
result = resultFilename(globbuf.gl_pathv[i], tst->out,
tst->suffix);
if (result == NULL) {
fprintf(stderr, "Out of memory !\n");
fatalError();
}
} else {
result = NULL;
}
if (tst->err != NULL) {
error = resultFilename(globbuf.gl_pathv[i], tst->out,
tst->err);
if (error == NULL) {
fprintf(stderr, "Out of memory !\n");
fatalError();
}
} else {
error = NULL;
}
if ((result) &&(!checkTestFile(result))) {
fprintf(stderr, "Missing result file %s\n", result);
} else if ((error) &&(!checkTestFile(error))) {
fprintf(stderr, "Missing error file %s\n", error);
} else {
mem = xmlMemUsed();
extraMemoryFromResolver = 0;
testErrorsSize = 0;
testErrors[0] = 0;
res = tst->func(globbuf.gl_pathv[i], result, error,
tst->options);
if (res != 0) {
fprintf(stderr, "File %s generated an error\n",
globbuf.gl_pathv[i]);
err++;
}
else if (xmlMemUsed() != mem) {
xmlResetLastError();
if ((xmlMemUsed() != mem) &&
(extraMemoryFromResolver == 0)) {
fprintf(stderr, "File %s leaked %d bytes\n",
globbuf.gl_pathv[i], xmlMemUsed() - mem);
leak++;
err++;
}
}
testErrorsSize = 0;
}
if (result)
free(result);
if (error)
free(error);
}
} else {
testErrorsSize = 0;
testErrors[0] = 0;
extraMemoryFromResolver = 0;
res = tst->func(NULL, NULL, NULL, tst->options);
if (res != 0)
err++;
}
return(err);
}
int
main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) {
int i = 0, res, ret = 0;
initializeLibxml2();
for (i = 0; testDescriptions[i].func != NULL; i++) {
if (testDescriptions[i].desc != NULL)
printf("## %s\n", testDescriptions[i].desc);
res = launchTests(&testDescriptions[i]);
if (res != 0)
ret++;
}
xmlCleanupParser();
xmlMemoryDump();
return(ret);
}
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