runc/libcontainer/intelrdt/cmt_test.go

57 lines
1.3 KiB
Go

package intelrdt
import (
"os"
"path/filepath"
"testing"
)
func TestGetCMTNumaNodeStats(t *testing.T) {
mocksNUMANodesToCreate := []string{"mon_l3_00", "mon_l3_01"}
mocksFilesToCreate := map[string]uint64{
"llc_occupancy": 9123911,
}
mockedL3_MON, err := mockResctrlL3_MON(mocksNUMANodesToCreate, mocksFilesToCreate)
defer func() {
err := os.RemoveAll(mockedL3_MON)
if err != nil {
t.Fatal(err)
}
}()
if err != nil {
t.Fatal(err)
}
t.Run("Gather mbm", func(t *testing.T) {
enabledMonFeatures.llcOccupancy = true
stats := make([]CMTNumaNodeStats, 0, len(mocksNUMANodesToCreate))
for _, numa := range mocksNUMANodesToCreate {
other, err := getCMTNumaNodeStats(filepath.Join(mockedL3_MON, "mon_data", numa))
if err != nil {
t.Fatal(err)
}
stats = append(stats, *other)
}
expectedStats := CMTNumaNodeStats{
LLCOccupancy: mocksFilesToCreate["llc_occupancy"],
}
checkCMTStatCorrection(stats[0], expectedStats, t)
checkCMTStatCorrection(stats[1], expectedStats, t)
})
}
func checkCMTStatCorrection(got CMTNumaNodeStats, expected CMTNumaNodeStats, t *testing.T) {
if got.LLCOccupancy != expected.LLCOccupancy {
t.Fatalf("Wrong value of `llc_occupancy`. Expected: %v but got: %v",
expected.LLCOccupancy,
got.LLCOccupancy)
}
}