[libvirt] [PATCHv3 10/10] Add unit test for virCgroupGetPercpuStats.
---
tests/vircgrouptest.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 66 insertions(+)
diff --git a/tests/vircgrouptest.c b/tests/vircgrouptest.c
index 6826442..dfcb0aa 100644
--- a/tests/vircgrouptest.c
+++ b/tests/vircgrouptest.c
@@ -32,6 +32,7 @@
# include "virerror.h"
# include "virlog.h"
# include "virfile.h"
+# include "nodeinfo.h"
# define VIR_FROM_THIS VIR_FROM_NONE
@@ -532,6 +533,68 @@ static int testCgroupAvailable(const void *args)
return 0;
}
+static int testCgroupGetPercpuStats(const void *args ATTRIBUTE_UNUSED)
+{
+ virCgroupPtr cgroup = NULL;
+ size_t i;
+ int rv, ret = -1;
+ virTypedParameter params[2];
+
+ // TODO: mock nodeGetCPUCount() as well & check 2nd cpu, too
+ unsigned long long expected[] = {
+ 1413142688153030
+ };
+
+ if ((rv = virCgroupNewPartition("/virtualmachines", true,
+ (1 << VIR_CGROUP_CONTROLLER_CPU) |
+ (1 << VIR_CGROUP_CONTROLLER_CPUACCT),
+ &cgroup)) < 0) {
+ fprintf(stderr, "Could not create /virtualmachines cgroup: %d\n",
-rv);
+ goto cleanup;
+ }
+
+ if (nodeGetCPUCount() < 1) {
+ fprintf(stderr, "Unexpected: nodeGetCPUCount() yields: %d\n",
nodeGetCPUCount());
+ goto cleanup;
+ }
+
+ if ((rv = virCgroupGetPercpuStats(cgroup,
+ params,
+ 2, 0, 1)) < 0) {
+ fprintf(stderr, "Failed call to virCgroupGetPercpuStats for /virtualmachines
cgroup: %d\n", -rv);
+ goto cleanup;
+ }
+
+ for (i = 0; i < ARRAY_CARDINALITY(expected); i++) {
+ if (!STREQ(params[i].field, VIR_DOMAIN_CPU_STATS_CPUTIME)) {
+ fprintf(stderr,
+ "Wrong parameter name value from virCgroupGetPercpuStats (is:
%s)\n",
+ params[i].field);
+ goto cleanup;
+ }
+
+ if (params[i].type != VIR_TYPED_PARAM_ULLONG) {
+ fprintf(stderr,
+ "Wrong parameter value type from virCgroupGetPercpuStats (is:
%d)\n",
+ params[i].type);
+ goto cleanup;
+ }
+
+ if (params[i].value.ul != expected[i]) {
+ fprintf(stderr,
+ "Wrong value from virCgroupGetMemoryUsage (expected
%llu)\n",
+ params[i].value.ul);
+ goto cleanup;
+ }
+ }
+
+ ret = 0;
+
+cleanup:
+ virCgroupFree(&cgroup);
+ return ret;
+}
+
static int testCgroupGetMemoryUsage(const void *args ATTRIBUTE_UNUSED)
{
virCgroupPtr cgroup = NULL;
@@ -739,6 +802,9 @@ mymain(void)
if (virtTestRun("virCgroupGetMemoryUsage works", testCgroupGetMemoryUsage,
NULL) < 0)
ret = -1;
+ if (virtTestRun("virCgroupGetPercpuStats works", testCgroupGetPercpuStats,
NULL) < 0)
+ ret = -1;
+
setenv("VIR_CGROUP_MOCK_MODE", "allinone", 1);
if (virtTestRun("New cgroup for self (allinone)",
testCgroupNewForSelfAllInOne, NULL) < 0)
ret = -1;
--
1.8.4