83 lines
4.3 KiB
C
83 lines
4.3 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ 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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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/dns/hoststxt.h"
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#include "libc/mem/mem.h"
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#include "libc/sock/sock.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/sysv/consts/af.h"
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#include "libc/testlib/testlib.h"
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static const char *ParseIp(unsigned char ip[4]) {
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static char g_ipbuf[16];
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return inet_ntop(AF_INET, ip, g_ipbuf, sizeof(g_ipbuf));
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}
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TEST(parsehoststxt, testEmpty) {
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struct HostsTxt *ht = calloc(1, sizeof(struct HostsTxt));
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FILE *f = fmemopen(NULL, BUFSIZ, "r+");
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ASSERT_EQ(0, parsehoststxt(ht, f));
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ASSERT_EQ(0, ht->entries.i);
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freehoststxt(&ht);
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fclose(f);
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}
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TEST(parsehoststxt, testCorrectlyTokenizesAndSorts) {
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const char kInput[] = "# this is a comment\n"
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"# IP HOST1 HOST2\n"
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"203.0.113.1 lol.example. lol\n"
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"203.0.113.2 cat.example. cat\n";
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struct HostsTxt *ht = calloc(1, sizeof(struct HostsTxt));
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FILE *f = fmemopen(NULL, BUFSIZ, "r+");
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fwrite(kInput, 1, strlen(kInput), f);
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rewind(f);
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ASSERT_EQ(0, parsehoststxt(ht, f));
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sorthoststxt(ht);
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ASSERT_EQ(4, ht->entries.i);
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EXPECT_STREQ("cat.example.", &ht->strings.p[ht->entries.p[0].name]);
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EXPECT_STREQ("cat.example.", &ht->strings.p[ht->entries.p[0].canon]);
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EXPECT_STREQ("203.0.113.2", ParseIp(ht->entries.p[0].ip));
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EXPECT_STREQ("lol.example.", &ht->strings.p[ht->entries.p[1].name]);
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EXPECT_STREQ("lol.example.", &ht->strings.p[ht->entries.p[1].canon]);
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EXPECT_STREQ("203.0.113.1", ParseIp(ht->entries.p[1].ip));
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EXPECT_STREQ("cat", &ht->strings.p[ht->entries.p[2].name]);
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EXPECT_STREQ("cat.example.", &ht->strings.p[ht->entries.p[2].canon]);
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EXPECT_STREQ("203.0.113.2", ParseIp(ht->entries.p[2].ip));
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EXPECT_STREQ("lol", &ht->strings.p[ht->entries.p[3].name]);
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EXPECT_STREQ("lol.example.", &ht->strings.p[ht->entries.p[3].canon]);
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EXPECT_STREQ("203.0.113.1", ParseIp(ht->entries.p[3].ip));
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freehoststxt(&ht);
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fclose(f);
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}
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TEST(parsehoststxt, testIpv6_isIgnored) {
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const char kInput[] = "::1 boop\n"
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"203.0.113.2 cat # ignore me\n";
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struct HostsTxt *ht = calloc(1, sizeof(struct HostsTxt));
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FILE *f = fmemopen(kInput, strlen(kInput), "r+");
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ASSERT_EQ(0, parsehoststxt(ht, f));
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ASSERT_EQ(1, ht->entries.i);
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EXPECT_STREQ("cat", &ht->strings.p[ht->entries.p[0].name]);
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EXPECT_STREQ("cat", &ht->strings.p[ht->entries.p[0].canon]);
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EXPECT_STREQ("203.0.113.2", ParseIp(ht->entries.p[0].ip));
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freehoststxt(&ht);
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fclose(f);
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}
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