Hash :
32758631
Author :
Date :
2017-11-11T15:38:27
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/*
* Copyright (c) Vicent Marti. All rights reserved.
*
* This file is part of clar, distributed under the ISC license.
* For full terms see the included COPYING file.
*/
#include <assert.h>
#include <setjmp.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdarg.h>
#include <wchar.h>
/* required for sandboxing */
#include <sys/types.h>
#include <sys/stat.h>
#ifdef _WIN32
# include <windows.h>
# include <io.h>
# include <shellapi.h>
# include <direct.h>
# define _MAIN_CC __cdecl
# ifndef stat
# define stat(path, st) _stat(path, st)
# endif
# ifndef mkdir
# define mkdir(path, mode) _mkdir(path)
# endif
# ifndef chdir
# define chdir(path) _chdir(path)
# endif
# ifndef access
# define access(path, mode) _access(path, mode)
# endif
# ifndef strdup
# define strdup(str) _strdup(str)
# endif
# ifndef strcasecmp
# define strcasecmp(a,b) _stricmp(a,b)
# endif
# ifndef __MINGW32__
# pragma comment(lib, "shell32")
# ifndef strncpy
# define strncpy(to, from, to_size) strncpy_s(to, to_size, from, _TRUNCATE)
# endif
# ifndef W_OK
# define W_OK 02
# endif
# ifndef S_ISDIR
# define S_ISDIR(x) ((x & _S_IFDIR) != 0)
# endif
# define p_snprintf(buf,sz,fmt,...) _snprintf_s(buf,sz,_TRUNCATE,fmt,__VA_ARGS__)
# else
# define p_snprintf snprintf
# endif
# ifndef PRIuZ
# define PRIuZ "Iu"
# endif
# ifndef PRIxZ
# define PRIxZ "Ix"
# endif
# ifdef _MSC_VER
typedef struct stat STAT_T;
# else
typedef struct _stat STAT_T;
# endif
#else
# include <sys/wait.h> /* waitpid(2) */
# include <unistd.h>
# define _MAIN_CC
# define p_snprintf snprintf
# ifndef PRIuZ
# define PRIuZ "zu"
# endif
# ifndef PRIxZ
# define PRIxZ "zx"
# endif
typedef struct stat STAT_T;
#endif
#include "clar.h"
static void fs_rm(const char *_source);
static void fs_copy(const char *_source, const char *dest);
static const char *
fixture_path(const char *base, const char *fixture_name);
struct clar_error {
const char *test;
int test_number;
const char *suite;
const char *file;
int line_number;
const char *error_msg;
char *description;
struct clar_error *next;
};
static struct {
int argc;
char **argv;
enum cl_test_status test_status;
const char *active_test;
const char *active_suite;
int total_skipped;
int total_errors;
int tests_ran;
int suites_ran;
int report_errors_only;
int exit_on_error;
int report_suite_names;
struct clar_error *errors;
struct clar_error *last_error;
void (*local_cleanup)(void *);
void *local_cleanup_payload;
jmp_buf trampoline;
int trampoline_enabled;
cl_trace_cb *pfn_trace_cb;
void *trace_payload;
} _clar;
struct clar_func {
const char *name;
void (*ptr)(void);
};
struct clar_suite {
const char *name;
struct clar_func initialize;
struct clar_func cleanup;
const struct clar_func *tests;
size_t test_count;
int enabled;
};
/* From clar_print_*.c */
static void clar_print_init(int test_count, int suite_count, const char *suite_names);
static void clar_print_shutdown(int test_count, int suite_count, int error_count);
static void clar_print_error(int num, const struct clar_error *error);
static void clar_print_ontest(const char *test_name, int test_number, enum cl_test_status failed);
static void clar_print_onsuite(const char *suite_name, int suite_index);
static void clar_print_onabort(const char *msg, ...);
/* From clar_sandbox.c */
static void clar_unsandbox(void);
static int clar_sandbox(void);
/* Load the declarations for the test suite */
#include "clar.suite"
#define CL_TRACE(ev) \
do { \
if (_clar.pfn_trace_cb) \
_clar.pfn_trace_cb(ev, \
_clar.active_suite, \
_clar.active_test, \
_clar.trace_payload); \
} while (0)
void cl_trace_register(cl_trace_cb *cb, void *payload)
{
_clar.pfn_trace_cb = cb;
_clar.trace_payload = payload;
}
/* Core test functions */
static void
clar_report_errors(void)
{
int i = 1;
struct clar_error *error, *next;
error = _clar.errors;
while (error != NULL) {
next = error->next;
clar_print_error(i++, error);
free(error->description);
free(error);
error = next;
}
_clar.errors = _clar.last_error = NULL;
}
static void
clar_run_test(
const struct clar_func *test,
const struct clar_func *initialize,
const struct clar_func *cleanup)
{
_clar.test_status = CL_TEST_OK;
_clar.trampoline_enabled = 1;
CL_TRACE(CL_TRACE__TEST__BEGIN);
if (setjmp(_clar.trampoline) == 0) {
if (initialize->ptr != NULL)
initialize->ptr();
CL_TRACE(CL_TRACE__TEST__RUN_BEGIN);
test->ptr();
CL_TRACE(CL_TRACE__TEST__RUN_END);
}
_clar.trampoline_enabled = 0;
if (_clar.local_cleanup != NULL)
_clar.local_cleanup(_clar.local_cleanup_payload);
if (cleanup->ptr != NULL)
cleanup->ptr();
CL_TRACE(CL_TRACE__TEST__END);
_clar.tests_ran++;
/* remove any local-set cleanup methods */
_clar.local_cleanup = NULL;
_clar.local_cleanup_payload = NULL;
if (_clar.report_errors_only) {
clar_report_errors();
} else {
clar_print_ontest(test->name, _clar.tests_ran, _clar.test_status);
}
}
static void
clar_run_suite(const struct clar_suite *suite, const char *filter)
{
const struct clar_func *test = suite->tests;
size_t i, matchlen;
if (!suite->enabled)
return;
if (_clar.exit_on_error && _clar.total_errors)
return;
if (!_clar.report_errors_only)
clar_print_onsuite(suite->name, ++_clar.suites_ran);
_clar.active_suite = suite->name;
_clar.active_test = NULL;
CL_TRACE(CL_TRACE__SUITE_BEGIN);
if (filter) {
size_t suitelen = strlen(suite->name);
matchlen = strlen(filter);
if (matchlen <= suitelen) {
filter = NULL;
} else {
filter += suitelen;
while (*filter == ':')
++filter;
matchlen = strlen(filter);
}
}
for (i = 0; i < suite->test_count; ++i) {
if (filter && strncmp(test[i].name, filter, matchlen))
continue;
_clar.active_test = test[i].name;
clar_run_test(&test[i], &suite->initialize, &suite->cleanup);
if (_clar.exit_on_error && _clar.total_errors)
return;
}
_clar.active_test = NULL;
CL_TRACE(CL_TRACE__SUITE_END);
}
static void
clar_usage(const char *arg)
{
printf("Usage: %s [options]\n\n", arg);
printf("Options:\n");
printf(" -sname\tRun only the suite with `name` (can go to individual test name)\n");
printf(" -iname\tInclude the suite with `name`\n");
printf(" -xname\tExclude the suite with `name`\n");
printf(" -v \tIncrease verbosity (show suite names)\n");
printf(" -q \tOnly report tests that had an error\n");
printf(" -Q \tQuit as soon as a test fails\n");
printf(" -l \tPrint suite names\n");
exit(-1);
}
static void
clar_parse_args(int argc, char **argv)
{
int i;
/* Verify options before execute */
for (i = 1; i < argc; ++i) {
char *argument = argv[i];
if (argument[0] != '-' || argument[1] == '\0'
|| strchr("sixvqQl", argument[1]) == NULL) {
clar_usage(argv[0]);
}
}
for (i = 1; i < argc; ++i) {
char *argument = argv[i];
switch (argument[1]) {
case 's':
case 'i':
case 'x': { /* given suite name */
int offset = (argument[2] == '=') ? 3 : 2, found = 0;
char action = argument[1];
size_t j, arglen, suitelen, cmplen;
argument += offset;
arglen = strlen(argument);
if (arglen == 0)
clar_usage(argv[0]);
for (j = 0; j < _clar_suite_count; ++j) {
suitelen = strlen(_clar_suites[j].name);
cmplen = (arglen < suitelen) ? arglen : suitelen;
if (strncmp(argument, _clar_suites[j].name, cmplen) == 0) {
int exact = (arglen >= suitelen);
/* Do we have a real suite prefix separated by a
* trailing '::' or just a matching substring? */
if (arglen > suitelen && (argument[suitelen] != ':'
|| argument[suitelen + 1] != ':'))
continue;
++found;
if (!exact)
_clar.report_suite_names = 1;
switch (action) {
case 's': _clar_suites[j].enabled = 1; clar_run_suite(&_clar_suites[j], argument); break;
case 'i': _clar_suites[j].enabled = 1; break;
case 'x': _clar_suites[j].enabled = 0; break;
}
if (exact)
break;
}
}
if (!found) {
clar_print_onabort("No suite matching '%s' found.\n", argument);
exit(-1);
}
break;
}
case 'q':
_clar.report_errors_only = 1;
break;
case 'Q':
_clar.exit_on_error = 1;
break;
case 'l': {
size_t j;
printf("Test suites (use -s<name> to run just one):\n");
for (j = 0; j < _clar_suite_count; ++j)
printf(" %3d: %s\n", (int)j, _clar_suites[j].name);
exit(0);
}
case 'v':
_clar.report_suite_names = 1;
break;
default:
assert(!"Unexpected commandline argument!");
}
}
}
void
clar_test_init(int argc, char **argv)
{
clar_print_init(
(int)_clar_callback_count,
(int)_clar_suite_count,
""
);
if (clar_sandbox() < 0) {
clar_print_onabort("Failed to sandbox the test runner.\n");
exit(-1);
}
_clar.argc = argc;
_clar.argv = argv;
}
int
clar_test_run(void)
{
if (_clar.argc > 1)
clar_parse_args(_clar.argc, _clar.argv);
if (!_clar.suites_ran) {
size_t i;
for (i = 0; i < _clar_suite_count; ++i)
clar_run_suite(&_clar_suites[i], NULL);
}
return _clar.total_errors;
}
void
clar_test_shutdown(void)
{
clar_print_shutdown(
_clar.tests_ran,
(int)_clar_suite_count,
_clar.total_errors
);
clar_unsandbox();
}
int
clar_test(int argc, char **argv)
{
int errors;
clar_test_init(argc, argv);
errors = clar_test_run();
clar_test_shutdown();
return errors;
}
static void abort_test(void)
{
if (!_clar.trampoline_enabled) {
clar_print_onabort(
"Fatal error: a cleanup method raised an exception.");
clar_report_errors();
exit(-1);
}
CL_TRACE(CL_TRACE__TEST__LONGJMP);
longjmp(_clar.trampoline, -1);
}
void clar__skip(void)
{
_clar.test_status = CL_TEST_SKIP;
_clar.total_skipped++;
abort_test();
}
void clar__fail(
const char *file,
int line,
const char *error_msg,
const char *description,
int should_abort)
{
struct clar_error *error = calloc(1, sizeof(struct clar_error));
if (_clar.errors == NULL)
_clar.errors = error;
if (_clar.last_error != NULL)
_clar.last_error->next = error;
_clar.last_error = error;
error->test = _clar.active_test;
error->test_number = _clar.tests_ran;
error->suite = _clar.active_suite;
error->file = file;
error->line_number = line;
error->error_msg = error_msg;
if (description != NULL)
error->description = strdup(description);
_clar.total_errors++;
_clar.test_status = CL_TEST_FAILURE;
if (should_abort)
abort_test();
}
void clar__assert(
int condition,
const char *file,
int line,
const char *error_msg,
const char *description,
int should_abort)
{
if (condition)
return;
clar__fail(file, line, error_msg, description, should_abort);
}
void clar__assert_equal(
const char *file,
int line,
const char *err,
int should_abort,
const char *fmt,
...)
{
va_list args;
char buf[4096];
int is_equal = 1;
va_start(args, fmt);
if (!strcmp("%s", fmt)) {
const char *s1 = va_arg(args, const char *);
const char *s2 = va_arg(args, const char *);
is_equal = (!s1 || !s2) ? (s1 == s2) : !strcmp(s1, s2);
if (!is_equal) {
if (s1 && s2) {
int pos;
for (pos = 0; s1[pos] == s2[pos] && s1[pos] && s2[pos]; ++pos)
/* find differing byte offset */;
p_snprintf(buf, sizeof(buf), "'%s' != '%s' (at byte %d)",
s1, s2, pos);
} else {
p_snprintf(buf, sizeof(buf), "'%s' != '%s'", s1, s2);
}
}
}
else if(!strcmp("%.*s", fmt)) {
const char *s1 = va_arg(args, const char *);
const char *s2 = va_arg(args, const char *);
int len = va_arg(args, int);
is_equal = (!s1 || !s2) ? (s1 == s2) : !strncmp(s1, s2, len);
if (!is_equal) {
if (s1 && s2) {
int pos;
for (pos = 0; s1[pos] == s2[pos] && pos < len; ++pos)
/* find differing byte offset */;
p_snprintf(buf, sizeof(buf), "'%.*s' != '%.*s' (at byte %d)",
len, s1, len, s2, pos);
} else {
p_snprintf(buf, sizeof(buf), "'%.*s' != '%.*s'", len, s1, len, s2);
}
}
}
else if (!strcmp("%ls", fmt)) {
const wchar_t *wcs1 = va_arg(args, const wchar_t *);
const wchar_t *wcs2 = va_arg(args, const wchar_t *);
is_equal = (!wcs1 || !wcs2) ? (wcs1 == wcs2) : !wcscmp(wcs1, wcs2);
if (!is_equal) {
if (wcs1 && wcs2) {
int pos;
for (pos = 0; wcs1[pos] == wcs2[pos] && wcs1[pos] && wcs2[pos]; ++pos)
/* find differing byte offset */;
p_snprintf(buf, sizeof(buf), "'%ls' != '%ls' (at byte %d)",
wcs1, wcs2, pos);
} else {
p_snprintf(buf, sizeof(buf), "'%ls' != '%ls'", wcs1, wcs2);
}
}
}
else if(!strcmp("%.*ls", fmt)) {
const wchar_t *wcs1 = va_arg(args, const wchar_t *);
const wchar_t *wcs2 = va_arg(args, const wchar_t *);
int len = va_arg(args, int);
is_equal = (!wcs1 || !wcs2) ? (wcs1 == wcs2) : !wcsncmp(wcs1, wcs2, len);
if (!is_equal) {
if (wcs1 && wcs2) {
int pos;
for (pos = 0; wcs1[pos] == wcs2[pos] && pos < len; ++pos)
/* find differing byte offset */;
p_snprintf(buf, sizeof(buf), "'%.*ls' != '%.*ls' (at byte %d)",
len, wcs1, len, wcs2, pos);
} else {
p_snprintf(buf, sizeof(buf), "'%.*ls' != '%.*ls'", len, wcs1, len, wcs2);
}
}
}
else if (!strcmp("%"PRIuZ, fmt) || !strcmp("%"PRIxZ, fmt)) {
size_t sz1 = va_arg(args, size_t), sz2 = va_arg(args, size_t);
is_equal = (sz1 == sz2);
if (!is_equal) {
int offset = p_snprintf(buf, sizeof(buf), fmt, sz1);
strncat(buf, " != ", sizeof(buf) - offset);
p_snprintf(buf + offset + 4, sizeof(buf) - offset - 4, fmt, sz2);
}
}
else if (!strcmp("%p", fmt)) {
void *p1 = va_arg(args, void *), *p2 = va_arg(args, void *);
is_equal = (p1 == p2);
if (!is_equal)
p_snprintf(buf, sizeof(buf), "%p != %p", p1, p2);
}
else {
int i1 = va_arg(args, int), i2 = va_arg(args, int);
is_equal = (i1 == i2);
if (!is_equal) {
int offset = p_snprintf(buf, sizeof(buf), fmt, i1);
strncat(buf, " != ", sizeof(buf) - offset);
p_snprintf(buf + offset + 4, sizeof(buf) - offset - 4, fmt, i2);
}
}
va_end(args);
if (!is_equal)
clar__fail(file, line, err, buf, should_abort);
}
void cl_set_cleanup(void (*cleanup)(void *), void *opaque)
{
_clar.local_cleanup = cleanup;
_clar.local_cleanup_payload = opaque;
}
#include "clar/sandbox.h"
#include "clar/fixtures.h"
#include "clar/fs.h"
#include "clar/print.h"