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62 lines
2.0 KiB
62 lines
2.0 KiB
/* Copyright libuv contributors. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "uv.h"
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#include "task.h"
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#include <string.h>
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#ifndef MAXHOSTNAMELEN
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# define MAXHOSTNAMELEN 256
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#endif
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TEST_IMPL(gethostname) {
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char buf[MAXHOSTNAMELEN + 1];
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size_t size;
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size_t enobufs_size;
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int r;
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/* Reject invalid inputs */
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size = 1;
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r = uv_os_gethostname(NULL, &size);
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ASSERT(r == UV_EINVAL);
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r = uv_os_gethostname(buf, NULL);
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ASSERT(r == UV_EINVAL);
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size = 0;
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r = uv_os_gethostname(buf, &size);
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ASSERT(r == UV_EINVAL);
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/* Return UV_ENOBUFS if the buffer cannot hold the hostname */
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enobufs_size = 1;
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buf[0] = '\0';
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r = uv_os_gethostname(buf, &enobufs_size);
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ASSERT(r == UV_ENOBUFS);
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ASSERT(buf[0] == '\0');
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ASSERT(enobufs_size > 1);
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/* Successfully get the hostname */
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size = MAXHOSTNAMELEN + 1;
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r = uv_os_gethostname(buf, &size);
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ASSERT(r == 0);
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ASSERT(size > 1 && size == strlen(buf));
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ASSERT(size + 1 == enobufs_size);
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return 0;
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}
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