/* Test of filevercmp() function. Copyright (C) 2008-2022 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, see . */ #include #include "filevercmp.h" #include #include #include "macros.h" /* set of well sorted examples */ static const char *const examples[] = { "", ".", "..", ".A", ".Z", ".a~", ".a", ".b~", ".b", ".z", ".zz~", ".zz", ".zz.~1~", ".0", ".9", ".zz.0", ".\1", ".\1.txt", ".\1x", ".\1x\1", ".\1.0", "0", "9", "A", "Z", "a~", "a", "a.b~", "a.b", "a.bc~", "a.bc", "a+", "a.", "a..a", "a.+", "b~", "b", "gcc-c++-10.fc9.tar.gz", "gcc-c++-10.fc9.tar.gz.~1~", "gcc-c++-10.fc9.tar.gz.~2~", "gcc-c++-10.8.12-0.7rc2.fc9.tar.bz2", "gcc-c++-10.8.12-0.7rc2.fc9.tar.bz2.~1~", "glibc-2-0.1.beta1.fc10.rpm", "glibc-common-5-0.2.beta2.fc9.ebuild", "glibc-common-5-0.2b.deb", "glibc-common-11b.ebuild", "glibc-common-11-0.6rc2.ebuild", "libstdc++-0.5.8.11-0.7rc2.fc10.tar.gz", "libstdc++-4a.fc8.tar.gz", "libstdc++-4.10.4.20040204svn.rpm", "libstdc++-devel-3.fc8.ebuild", "libstdc++-devel-3a.fc9.tar.gz", "libstdc++-devel-8.fc8.deb", "libstdc++-devel-8.6.2-0.4b.fc8", "nss_ldap-1-0.2b.fc9.tar.bz2", "nss_ldap-1-0.6rc2.fc8.tar.gz", "nss_ldap-1.0-0.1a.tar.gz", "nss_ldap-10beta1.fc8.tar.gz", "nss_ldap-10.11.8.6.20040204cvs.fc10.ebuild", "z", "zz~", "zz", "zz.~1~", "zz.0", "zz.0.txt", "\1", "\1.txt", "\1x", "\1x\1", "\1.0", "#\1.b#", "#.b#", NULL }; /* Sets of examples that should all sort equally. Each set is terminated by NULL. */ static char const *const equals[] = { "a", "a0", "a0000", NULL, "a\1c-27.txt", "a\1c-027.txt", "a\1c-00000000000000000000000000000000000000000000000000000027.txt", NULL, ".a\1c-27.txt", ".a\1c-027.txt", ".a\1c-00000000000000000000000000000000000000000000000000000027.txt", NULL, "a\1c-", "a\1c-0", "a\1c-00", NULL, ".a\1c-", ".a\1c-0", ".a\1c-00", NULL, "a\1c-0.txt", "a\1c-00.txt", NULL, ".a\1c-1\1.txt", ".a\1c-001\1.txt", NULL, }; static int sign (int i) { return i < 0 ? -1 : 0 < i; } /* Return filevercmp (A, B), checking that a similar result is gotten after replacing all '\1's with '\0's and calling filenvercmp with the embedded '\0's. */ static int test_filevercmp (char const *a, char const *b) { int result = filevercmp (a, b); char buffer[1000]; ptrdiff_t alen = strlen (a), blen = strlen (b); ASSERT (alen + blen <= sizeof buffer); memcpy (buffer, a, alen); memcpy (buffer + alen, b, blen); for (ptrdiff_t i = 0; i < alen + blen; i++) if (buffer[i] == '\1') buffer[i] = '\0'; int nresult = filenvercmp (buffer, alen, buffer + alen, blen); ASSERT (sign (nresult) == sign (result)); return result; } int main (void) { const char *const *i; /* Following tests taken from test-strverscmp.c */ ASSERT (filevercmp ("", "") == 0); ASSERT (filevercmp ("a", "a") == 0); ASSERT (filevercmp ("a", "b") < 0); ASSERT (filevercmp ("b", "a") > 0); ASSERT (filevercmp ("00", "01") < 0); ASSERT (filevercmp ("01", "010") < 0); ASSERT (filevercmp ("9", "10") < 0); ASSERT (filevercmp ("0a", "0") > 0); /* compare each version string with each other - O(n^2) */ for (i = examples; *i; i++) { const char *const *j; for (j = examples; *j; j++) { int result = test_filevercmp (*i, *j); if (result < 0) ASSERT (i < j); else if (0 < result) ASSERT (j < i); else ASSERT (i == j); } } for (i = equals; i < equals + sizeof equals / sizeof *equals; i++) for (; *i; i++) for (char const *const *j = i; *j; j++) { ASSERT (test_filevercmp (*i, *j) == 0); ASSERT (test_filevercmp (*j, *i) == 0); } return 0; }