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103 lines
2.6 KiB
C
103 lines
2.6 KiB
C
/* Testing of long double conversions in argp.h functions.
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Copyright (C) 2018-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <argp.h>
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#include <string.h>
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#include <support/capture_subprocess.h>
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#include <support/check.h>
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static const struct argp_option
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options[] =
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{
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{ "error", 'e', "format", OPTION_ARG_OPTIONAL,
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"Run argp_error function with a format string", 0 },
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{ "failure", 'f', "format", OPTION_ARG_OPTIONAL,
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"Run argp_failure function with a format string", 0 },
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{ NULL, 0, NULL, 0, NULL }
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};
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static error_t
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parser (int key, char *arg, struct argp_state *state)
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{
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switch (key)
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{
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case 'e':
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argp_error (state, "%Lf%f%Lf%f", (long double) -1, (double) -2,
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(long double) -3, (double) -4);
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break;
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case 'f':
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argp_failure (state, 0, 0, "%Lf%f%Lf%f", (long double) -1,
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(double) -2, (long double) -3, (double) -4);
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break;
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default:
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return ARGP_ERR_UNKNOWN;
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}
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return 0;
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}
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static struct argp
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argp =
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{
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options, parser
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};
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int argc = 2;
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char *argv[3] = { (char *) "test-argp", NULL, NULL };
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static void
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do_test_call (void)
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{
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int remaining;
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argp_parse (&argp, argc, argv, 0, &remaining, NULL);
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}
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static int
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do_one_test (const char *expected)
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{
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struct support_capture_subprocess result;
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result = support_capture_subprocess ((void *) &do_test_call, NULL);
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TEST_COMPARE_STRING (result.err.buffer, expected);
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return 0;
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}
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static int
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do_test (void)
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{
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const char *param_error = "--error";
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const char *expected_error =
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"test-argp: -1.000000-2.000000-3.000000-4.000000\n"
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"Try `test-argp --help' or `test-argp --usage' for more information.\n";
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const char *param_failure = "--failure";
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const char *expected_failure =
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"test-argp: -1.000000-2.000000-3.000000-4.000000\n";
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argv[1] = (char *) param_error;
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do_one_test (expected_error);
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argv[1] = (char *) param_failure;
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do_one_test (expected_failure);
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return 0;
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}
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#include <support/test-driver.c>
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