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e16a7d8f3b
`et` means `expandtab`. ```sh rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\) et\(.*\) :vi/vi: \1 xoet\2:vi/' rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\)noet\(.*\):vi/vi: \1et\2 :vi/' rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\)xoet\(.*\):vi/vi: \1noet\2:vi/' ```
79 lines
4.4 KiB
C
79 lines
4.4 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ This is free and unencumbered software released into the public domain. │
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│ │
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│ Anyone is free to copy, modify, publish, use, compile, sell, or │
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│ distribute this software, either in source code form or as a compiled │
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│ binary, for any purpose, commercial or non-commercial, and by any │
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│ means. │
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│ │
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│ In jurisdictions that recognize copyright laws, the author or authors │
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│ of this software dedicate any and all copyright interest in the │
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│ software to the public domain. We make this dedication for the benefit │
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│ of the public at large and to the detriment of our heirs and │
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│ successors. We intend this dedication to be an overt act of │
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│ relinquishment in perpetuity of all present and future rights to this │
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│ software under copyright law. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, │
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│ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF │
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│ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. │
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│ IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR │
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│ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, │
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│ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR │
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│ OTHER DEALINGS IN THE SOFTWARE. │
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│ │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/dns/prototxt.h"
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#include "libc/calls/calls.h"
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#include "libc/dns/dns.h"
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#include "libc/dns/ent.h"
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#include "libc/stdio/stdio.h"
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#include "libc/str/str.h"
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#include "libc/testlib/testlib.h"
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void SetUpOnce(void) {
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testlib_enable_tmp_setup_teardown();
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}
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void SetUp() {
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int fd;
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const char *sample = "\
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# skip comment string\n\
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rspf 73 RSPF CPHB \n\
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ggp 3 GGP ";
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ASSERT_NE(-1, (fd = creat("protocols", 0755)));
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ASSERT_NE(-1, write(fd, sample, strlen(sample)));
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ASSERT_NE(-1, close(fd));
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}
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TEST(LookupProtoByNumber, GetNameWhenNumberCorrect) {
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char name[16]; /* sample has only names of length 3-4 */
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strcpy(name, "");
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ASSERT_EQ(-1, /*non-existent number */
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LookupProtoByNumber(24, name, sizeof(name), "protocols"));
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ASSERT_EQ(-1, /* sizeof(name) insufficient, memccpy failure */
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LookupProtoByNumber(73, name, 1, "protocols"));
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ASSERT_STREQ(name, ""); /* cleaned up after memccpy failed */
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ASSERT_EQ(0, /* works with valid number */
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LookupProtoByNumber(73, name, sizeof(name), "protocols"));
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ASSERT_STREQ(name, "rspf"); /* official name written */
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}
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TEST(LookupProtoByName, GetNumberWhenNameOrAlias) {
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char name[16]; /* sample has only names of length 3-4 */
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strcpy(name, "");
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ASSERT_EQ(-1, /* non-existent name or alias */
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LookupProtoByName("tcp", name, sizeof(name), "protocols"));
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ASSERT_EQ(-1, /* sizeof(name) insufficient, memccpy failure */
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LookupProtoByName("ggp", name, 1, "protocols"));
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ASSERT_STREQ(name, ""); /* cleaned up after memccpy failed */
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ASSERT_EQ(3, /* works with valid name */
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LookupProtoByName("ggp", name, sizeof(name), "protocols"));
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ASSERT_STREQ(name, "ggp");
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ASSERT_EQ(73, /* works with valid alias */
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LookupProtoByName("CPHB", name, sizeof(name), "protocols"));
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ASSERT_STREQ(name, "rspf"); /* official name written */
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}
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