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-rw-r--r--src/test/test-cpu-set-util.c126
1 files changed, 126 insertions, 0 deletions
diff --git a/src/test/test-cpu-set-util.c b/src/test/test-cpu-set-util.c
new file mode 100644
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--- /dev/null
+++ b/src/test/test-cpu-set-util.c
@@ -0,0 +1,126 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#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 = cpu_set_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 = cpu_set_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 = cpu_set_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 = cpu_set_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 = cpu_set_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 = cpu_set_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 = cpu_set_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 = cpu_set_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 = cpu_set_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 = cpu_set_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);
+
+ /* Runaway 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;
+}