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/*
* The Rin Library – library "conformance" tests
*
* Copyright (C) 2015-2017 Gediminas Jakutis
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; version 2.1
* of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define RIN_NEED_GETTID
#include <unistd.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include "test.h"
#include "rin/diagnostic.h"
#include "rin/compat.h"
static int err_test(void);
static int warn_test(void);
static int fixme_test(void);
static int info_test(void);
static int format_test(void);
static char *visible_newlines(const char * const in);
static int test_default_channels(const char * const in, const char * const expected, size_t i, const char *func_name, enum rin_diag_outstream chan);
int diagnostic_test(char *testname)
{
static const struct test tests[] = {
{"err", err_test},
{"warn", warn_test},
{"fixme", fixme_test},
{"info", info_test},
{"format", format_test}};
size_t i;
for (i = 0; i < arrlen(tests); ++i) {
if (!strcmp(testname, tests[i].name)) {
return tests[i].testfunc();
}
}
return EXIT_FAILURE;
}
static int err_test(void)
{
size_t i;
int ret;
static const char *in[] = {"", "test", "test number is %zu", "%zu tests ran"};
static const char *expected[] = {"error:err_test:\n", "error:err_test:test\n", "error:err_test:test number is 3\n", "error:err_test:4 tests ran\n"};
for (i = 0; i < arrlen(in); ++i) {
ret = test_default_channels(in[i], expected[i], i, __func__, rin_diag_err);
}
return ret;
}
static int warn_test(void)
{
size_t i;
int ret;
static const char *in[] = {"", "test", "test number is %zu", "%zu tests ran"};
static const char *expected[] = {"warning:warn_test:\n", "warning:warn_test:test\n", "warning:warn_test:test number is 3\n", "warning:warn_test:4 tests ran\n"};
for (i = 0; i < arrlen(in); ++i) {
ret = test_default_channels(in[i], expected[i], i, __func__, rin_diag_warn);
}
return ret;
}
static int fixme_test(void)
{
size_t i;
int ret;
static const char *in[] = {"", "test", "test number is %zu", "%zu tests ran"};
static const char *expected[] = {"fixme:fixme_test:\n", "fixme:fixme_test:test\n", "fixme:fixme_test:test number is 3\n", "fixme:fixme_test:4 tests ran\n"};
for (i = 0; i < arrlen(in); ++i) {
ret = test_default_channels(in[i], expected[i], i, __func__, rin_diag_fixme);
}
return ret;
}
static int info_test(void)
{
size_t i;
int ret;
static const char *in[] = {"", "test", "test number is %zu", "%zu tests ran"};
static const char *expected[] = {"info:info_test:\n", "info:info_test:test\n", "info:info_test:test number is 3\n", "info:info_test:4 tests ran\n"};
for (i = 0; i < arrlen(in); ++i) {
ret = test_default_channels(in[i], expected[i], i, __func__, rin_diag_info);
}
return ret;
}
static int format_test(void)
{
char expbuf[64];
size_t i;
int ret;
static const char *format[] = {NULL, "", "C:F:t:mn", "CCCC"};
static const char *expected_err[] = {"error:format_test:\n", "", "error:format_test:%08lx:message is 3\n", "errorerrorerrorerror"};
static const char *expected_warn[] = {"warning:format_test:\n", "", "warning:format_test:%08lx:message is 3\n", "warningwarningwarningwarning"};
static const char *expected_fixme[] = {"fixme:format_test:\n", "", "fixme:format_test:%08lx:message is 3\n", "fixmefixmefixmefixme"};
static const char *expected_info[] = {"info:format_test:\n", "", "info:format_test:%08lx:message is 3\n", "infoinfoinfoinfo"};
static const char *msg[] = {"", "", "message is %zu"};
/* `ninja test` seems to be intercepting stdout, so we cannot test the default outstream */
for (i = 0; i < arrlen(format); ++i) {
rin_diag_format(rin_diag_err, format[i]);
rin_diag_format(rin_diag_warn, format[i]);
rin_diag_format(rin_diag_fixme, format[i]);
rin_diag_format(rin_diag_info, format[i]);
snprintf(expbuf, sizeof(expbuf), expected_err[i], (long int) gettid());
ret = test_default_channels(msg[i], expbuf, i, __func__, rin_diag_err);
snprintf(expbuf, sizeof(expbuf), expected_warn[i], (long int) gettid());
ret = test_default_channels(msg[i], expbuf, i, __func__, rin_diag_warn);
snprintf(expbuf, sizeof(expbuf), expected_fixme[i], (long int) gettid());
ret = test_default_channels(msg[i], expbuf, i, __func__, rin_diag_fixme);
snprintf(expbuf, sizeof(expbuf), expected_info[i], (long int) gettid());
ret = test_default_channels(msg[i], expbuf, i, __func__, rin_diag_info);
}
return ret;
}
static char *visible_newlines(const char * const in)
{
char *ret;
const char *newline;
const char *readptr;
char *writeptr;
readptr = in;
ret = malloc(strlen(readptr) * 2 + 1);
writeptr = ret;
newline = strchr(readptr, '\n');
while (newline) {
/* write chunk until the next newline */
memcpy(writeptr, readptr, newline - readptr);
writeptr += newline - readptr; /* advance writing position */
readptr = newline;
++readptr; /* skip the newline */
/* toss in replacement */
memcpy(writeptr, "\\n", 2);
writeptr += 2;
newline = strchr(readptr, '\n');
}
/* write all that remains */
strcpy(writeptr, readptr);
return ret;
}
static int test_default_channels(const char * const in, const char * const expected, size_t i, const char *func_name, enum rin_diag_outstream chan)
{
char buf[64] = {0};
int ret = 0;
void (*func[])(const char *, const char *, ...) = {__rin_err, __rin_warn, __rin_fixme, __rin_info};
FILE *capstream;
if (!(capstream = tmpfile())) {
ret = -1;
goto fail;
}
rin_diag_set_outstream(chan, capstream);
func[chan](func_name, in, i + 1);
rewind(capstream);
if (!(fgets(buf, sizeof(buf), capstream)) && strlen(expected)) {
ret = -1;
goto fail;
}
fail:
if (capstream) {
fclose(capstream);
}
if (ret == -1) {
ret = ok(1, "%s: unexpected test program failure on iteration %zu", __func__, i);
} else {
char *tmp[2];
ret = strncmp(buf, expected, sizeof(buf));
tmp[0] = visible_newlines(buf);
tmp[1] = visible_newlines(expected);
ret = ok(ret, "%s: expected: \"%s\", got: \"%s\"", __func__, tmp[1], tmp[0]);
free(tmp[0]);
free(tmp[1]);
}
return ret;
}
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