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/* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "apr_errno.h"
#include "apr_general.h"
#include "apr_getopt.h"
#include "apr_strings.h"
#include "test_apr.h"
static void format_arg(char *str, char option, const char *arg)
{
if (arg) {
apr_snprintf(str, 8196, "%soption: %c with %s\n", str, option, arg);
}
else {
apr_snprintf(str, 8196, "%soption: %c\n", str, option);
}
}
static void unknown_arg(void *str, const char *err, ...)
{
va_list va;
va_start(va, err);
apr_vsnprintf(str, 8196, err, va);
va_end(va);
}
static void no_options_found(CuTest *tc)
{
int largc = 5;
const char * const largv[] = {"testprog", "-a", "-b", "-c", "-d"};
apr_getopt_t *opt;
apr_status_t rv;
char data;
const char *optarg;
char str[8196];
str[0] = '\0';
rv = apr_getopt_init(&opt, p, largc, largv);
CuAssertIntEquals(tc, APR_SUCCESS, rv);
while (apr_getopt(opt, "abcd", &data, &optarg) == APR_SUCCESS) {
switch (data) {
case 'a':
case 'b':
case 'c':
case 'd':
default:
format_arg(str, data, optarg);
}
}
CuAssertStrEquals(tc, "option: a\n"
"option: b\n"
"option: c\n"
"option: d\n", str);
}
static void no_options(CuTest *tc)
{
int largc = 5;
const char * const largv[] = {"testprog", "-a", "-b", "-c", "-d"};
apr_getopt_t *opt;
apr_status_t rv;
char data;
const char *optarg;
char str[8196];
str[0] = '\0';
rv = apr_getopt_init(&opt, p, largc, largv);
CuAssertIntEquals(tc, APR_SUCCESS, rv);
opt->errfn = unknown_arg;
opt->errarg = str;
while (apr_getopt(opt, "efgh", &data, &optarg) == APR_SUCCESS) {
switch (data) {
case 'a':
case 'b':
case 'c':
case 'd':
format_arg(str, data, optarg);
break;
default:
break;
}
}
CuAssertStrEquals(tc, "testprog: illegal option -- a\n", str);
}
static void required_option(CuTest *tc)
{
int largc = 3;
const char * const largv[] = {"testprog", "-a", "foo"};
apr_getopt_t *opt;
apr_status_t rv;
char data;
const char *optarg;
char str[8196];
str[0] = '\0';
rv = apr_getopt_init(&opt, p, largc, largv);
CuAssertIntEquals(tc, APR_SUCCESS, rv);
opt->errfn = unknown_arg;
opt->errarg = str;
while (apr_getopt(opt, "a:", &data, &optarg) == APR_SUCCESS) {
switch (data) {
case 'a':
format_arg(str, data, optarg);
break;
default:
break;
}
}
CuAssertStrEquals(tc, "option: a with foo\n", str);
}
static void required_option_notgiven(CuTest *tc)
{
int largc = 2;
const char * const largv[] = {"testprog", "-a"};
apr_getopt_t *opt;
apr_status_t rv;
char data;
const char *optarg;
char str[8196];
str[0] = '\0';
rv = apr_getopt_init(&opt, p, largc, largv);
CuAssertIntEquals(tc, APR_SUCCESS, rv);
opt->errfn = unknown_arg;
opt->errarg = str;
while (apr_getopt(opt, "a:", &data, &optarg) == APR_SUCCESS) {
switch (data) {
case 'a':
format_arg(str, data, optarg);
break;
default:
break;
}
}
CuAssertStrEquals(tc, "testprog: option requires an argument -- a\n", str);
}
static void optional_option(CuTest *tc)
{
int largc = 3;
const char * const largv[] = {"testprog", "-a", "foo"};
apr_getopt_t *opt;
apr_status_t rv;
char data;
const char *optarg;
char str[8196];
str[0] = '\0';
rv = apr_getopt_init(&opt, p, largc, largv);
CuAssertIntEquals(tc, APR_SUCCESS, rv);
opt->errfn = unknown_arg;
opt->errarg = str;
while (apr_getopt(opt, "a::", &data, &optarg) == APR_SUCCESS) {
switch (data) {
case 'a':
format_arg(str, data, optarg);
break;
default:
break;
}
}
CuAssertStrEquals(tc, "option: a with foo\n", str);
}
static void optional_option_notgiven(CuTest *tc)
{
int largc = 2;
const char * const largv[] = {"testprog", "-a"};
apr_getopt_t *opt;
apr_status_t rv;
char data;
const char *optarg;
char str[8196];
str[0] = '\0';
rv = apr_getopt_init(&opt, p, largc, largv);
CuAssertIntEquals(tc, APR_SUCCESS, rv);
opt->errfn = unknown_arg;
opt->errarg = str;
while (apr_getopt(opt, "a::", &data, &optarg) == APR_SUCCESS) {
switch (data) {
case 'a':
format_arg(str, data, optarg);
break;
default:
break;
}
}
#if 0
/* Our version of getopt doesn't allow for optional arguments. */
CuAssertStrEquals(tc, "option: a\n", str);
#endif
CuAssertStrEquals(tc, "testprog: option requires an argument -- a\n", str);
}
CuSuite *testgetopt(void)
{
CuSuite *suite = CuSuiteNew("Getopt");
SUITE_ADD_TEST(suite, no_options);
SUITE_ADD_TEST(suite, no_options_found);
SUITE_ADD_TEST(suite, required_option);
SUITE_ADD_TEST(suite, required_option_notgiven);
SUITE_ADD_TEST(suite, optional_option);
SUITE_ADD_TEST(suite, optional_option_notgiven);
return suite;
}
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