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/*
* libusb test library helper functions
* Copyright © 2012 Toby Gray <toby.gray@realvnc.com>
*
* 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; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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 Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <config.h>
#include <errno.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include "libusb_testlib.h"
#if defined(PLATFORM_POSIX)
#define NULL_PATH "/dev/null"
#elif defined(PLATFORM_WINDOWS)
#define NULL_PATH "nul"
#endif
/**
* Converts a test result code into a human readable string.
*/
static const char *test_result_to_str(libusb_testlib_result result)
{
switch (result) {
case TEST_STATUS_SUCCESS:
return "Success";
case TEST_STATUS_FAILURE:
return "Failure";
case TEST_STATUS_ERROR:
return "Error";
case TEST_STATUS_SKIP:
return "Skip";
default:
return "Unknown";
}
}
static void print_usage(const char *progname)
{
printf("Usage: %s [-l] [-v] [<test_name> ...]\n", progname);
printf(" -l List available tests\n");
printf(" -v Don't redirect STDERR before running tests\n");
printf(" -h Display this help and exit\n");
}
void libusb_testlib_logf(const char *fmt, ...)
{
va_list va;
va_start(va, fmt);
vfprintf(stdout, fmt, va);
va_end(va);
fputc('\n', stdout);
fflush(stdout);
}
int libusb_testlib_run_tests(int argc, char *argv[],
const libusb_testlib_test *tests)
{
int run_count = 0;
int idx = 0;
int pass_count = 0;
int fail_count = 0;
int error_count = 0;
int skip_count = 0;
/* Setup default mode of operation */
char **test_names = NULL;
int test_count = 0;
bool list_tests = false;
bool verbose = false;
/* Parse command line options */
if (argc >= 2) {
for (int j = 1; j < argc; j++) {
const char *argstr = argv[j];
size_t arglen = strlen(argstr);
if (argstr[0] == '-' || argstr[0] == '/') {
if (arglen == 2) {
switch (argstr[1]) {
case 'l':
list_tests = true;
continue;
case 'v':
verbose = true;
continue;
case 'h':
print_usage(argv[0]);
return 0;
}
}
fprintf(stderr, "Unknown option: '%s'\n", argstr);
print_usage(argv[0]);
return 1;
} else {
/* End of command line options, remaining must be list of tests to run */
test_names = argv + j;
test_count = argc - j;
break;
}
}
}
/* Validate command line options */
if (test_names && list_tests) {
fprintf(stderr, "List of tests requested but test list provided\n");
print_usage(argv[0]);
return 1;
}
/* Setup test log output */
if (!verbose) {
if (!freopen(NULL_PATH, "w", stderr)) {
printf("Failed to open null handle: %d\n", errno);
return 1;
}
}
/* Act on any options not related to running tests */
if (list_tests) {
while (tests[idx].function)
libusb_testlib_logf("%s", tests[idx++].name);
return 0;
}
/* Run any requested tests */
while (tests[idx].function) {
const libusb_testlib_test *test = &tests[idx++];
libusb_testlib_result test_result;
if (test_count > 0) {
/* Filtering tests to run, check if this is one of them */
int i;
for (i = 0; i < test_count; i++) {
if (!strcmp(test_names[i], test->name))
/* Matches a requested test name */
break;
}
if (i == test_count) {
/* Failed to find a test match, so do the next loop iteration */
continue;
}
}
libusb_testlib_logf("Starting test run: %s...", test->name);
test_result = test->function();
libusb_testlib_logf("%s (%d)", test_result_to_str(test_result), test_result);
switch (test_result) {
case TEST_STATUS_SUCCESS: pass_count++; break;
case TEST_STATUS_FAILURE: fail_count++; break;
case TEST_STATUS_ERROR: error_count++; break;
case TEST_STATUS_SKIP: skip_count++; break;
}
run_count++;
}
libusb_testlib_logf("---");
libusb_testlib_logf("Ran %d tests", run_count);
libusb_testlib_logf("Passed %d tests", pass_count);
libusb_testlib_logf("Failed %d tests", fail_count);
libusb_testlib_logf("Error in %d tests", error_count);
libusb_testlib_logf("Skipped %d tests", skip_count);
return fail_count + error_count;
}
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