/*** This file is part of systemd. Copyright 2010 Lennart Poettering systemd is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. systemd 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ #include "alloc-util.h" #include "cpu-set-util.h" #include "macro.h" static void test_parse_cpu_set(void) { cpu_set_t *c = NULL; int ncpus; int cpu; /* Simple range (from CPUAffinity example) */ ncpus = parse_cpu_set_and_warn("1 2", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_ISSET_S(1, CPU_ALLOC_SIZE(ncpus), c)); assert_se(CPU_ISSET_S(2, CPU_ALLOC_SIZE(ncpus), c)); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 2); c = mfree(c); /* A more interesting range */ ncpus = parse_cpu_set_and_warn("0 1 2 3 8 9 10 11", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); for (cpu = 0; cpu < 4; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); for (cpu = 8; cpu < 12; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); c = mfree(c); /* Quoted strings */ ncpus = parse_cpu_set_and_warn("8 '9' 10 \"11\"", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 4); for (cpu = 8; cpu < 12; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); c = mfree(c); /* Use commas as separators */ ncpus = parse_cpu_set_and_warn("0,1,2,3 8,9,10,11", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); for (cpu = 0; cpu < 4; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); for (cpu = 8; cpu < 12; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); c = mfree(c); /* Commas with spaces (and trailing comma, space) */ ncpus = parse_cpu_set_and_warn("0, 1, 2, 3, 4, 5, 6, 7, ", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); for (cpu = 0; cpu < 8; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); c = mfree(c); /* Ranges */ ncpus = parse_cpu_set_and_warn("0-3,8-11", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); for (cpu = 0; cpu < 4; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); for (cpu = 8; cpu < 12; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); c = mfree(c); /* Ranges with trailing comma, space */ ncpus = parse_cpu_set_and_warn("0-3 8-11, ", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 8); for (cpu = 0; cpu < 4; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); for (cpu = 8; cpu < 12; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); c = mfree(c); /* Negative range (returns empty cpu_set) */ ncpus = parse_cpu_set_and_warn("3-0", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 0); c = mfree(c); /* Overlapping ranges */ ncpus = parse_cpu_set_and_warn("0-7 4-11", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 12); for (cpu = 0; cpu < 12; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); c = mfree(c); /* Mix ranges and individual CPUs */ ncpus = parse_cpu_set_and_warn("0,1 4-11", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus >= 1024); assert_se(CPU_COUNT_S(CPU_ALLOC_SIZE(ncpus), c) == 10); assert_se(CPU_ISSET_S(0, CPU_ALLOC_SIZE(ncpus), c)); assert_se(CPU_ISSET_S(1, CPU_ALLOC_SIZE(ncpus), c)); for (cpu = 4; cpu < 12; cpu++) assert_se(CPU_ISSET_S(cpu, CPU_ALLOC_SIZE(ncpus), c)); c = mfree(c); /* Garbage */ ncpus = parse_cpu_set_and_warn("0 1 2 3 garbage", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus < 0); assert_se(!c); /* Range with garbage */ ncpus = parse_cpu_set_and_warn("0-3 8-garbage", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus < 0); assert_se(!c); /* Empty string */ c = NULL; ncpus = parse_cpu_set_and_warn("", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus == 0); /* empty string returns 0 */ assert_se(!c); /* Runnaway quoted string */ ncpus = parse_cpu_set_and_warn("0 1 2 3 \"4 5 6 7 ", &c, NULL, "fake", 1, "CPUAffinity"); assert_se(ncpus < 0); assert_se(!c); } int main(int argc, char *argv[]) { test_parse_cpu_set(); return 0; }