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libcontainer/intelrdt: refactor tests

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Signed-off-by: Markus Lehtonen <markus.lehtonen@intel.com>
This commit is contained in:
Markus Lehtonen
2025-07-30 14:52:55 +03:00
parent 74c5436b7d
commit 3867f826da
1 changed files with 51 additions and 81 deletions
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libcontainer/intelrdt/intelrdt_test.go
+51 -81
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@@ -3,97 +3,67 @@ package intelrdt
import (
"os"
"path/filepath"
"slices"
"strings"
"testing"
"github.com/opencontainers/runc/libcontainer/configs"
)
func TestIntelRdtSetL3CacheSchema(t *testing.T) {
helper := NewIntelRdtTestUtil(t)
const (
l3CacheSchemaBefore = "L3:0=f;1=f0"
l3CacheSchemeAfter = "L3:0=f0;1=f"
)
helper.writeFileContents(map[string]string{
"schemata": l3CacheSchemaBefore + "\n",
})
helper.config.IntelRdt.L3CacheSchema = l3CacheSchemeAfter
intelrdt := newManager(helper.config, "", helper.IntelRdtPath)
if err := intelrdt.Set(helper.config); err != nil {
t.Fatal(err)
func TestIntelRdtSet(t *testing.T) {
tcs := []struct {
name string
config *configs.IntelRdt
schemataAfter []string
}{
{
name: "L3",
config: &configs.IntelRdt{
L3CacheSchema: "L3:0=f0;1=f",
},
schemataAfter: []string{"L3:0=f0;1=f"},
},
{
name: "MemBw",
config: &configs.IntelRdt{
MemBwSchema: "MB:0=70;1=20",
},
schemataAfter: []string{"MB:0=70;1=20"},
},
{
name: "MemBwSc",
config: &configs.IntelRdt{
MemBwSchema: "MB:0=9000;1=4000",
},
schemataAfter: []string{"MB:0=9000;1=4000"},
},
}
tmpStrings, err := getIntelRdtParamString(helper.IntelRdtPath, "schemata")
if err != nil {
t.Fatalf("Failed to parse file 'schemata' - %s", err)
}
values := strings.Split(tmpStrings, "\n")
value := values[0]
for _, tc := range tcs {
t.Run(tc.name, func(t *testing.T) {
helper := NewIntelRdtTestUtil(t)
helper.config.IntelRdt = tc.config
if value != l3CacheSchemeAfter {
t.Fatal("Got the wrong value, set 'schemata' failed.")
}
}
helper.writeFileContents(map[string]string{
/* Common initial value for all test cases */
"schemata": "MB:0=100\nL3:0=ffff\nL2:0=ffffffff\n",
})
func TestIntelRdtSetMemBwSchema(t *testing.T) {
helper := NewIntelRdtTestUtil(t)
intelrdt := newManager(helper.config, "", helper.IntelRdtPath)
if err := intelrdt.Set(helper.config); err != nil {
t.Fatal(err)
}
const (
memBwSchemaBefore = "MB:0=20;1=70"
memBwSchemeAfter = "MB:0=70;1=20"
)
tmpStrings, err := getIntelRdtParamString(helper.IntelRdtPath, "schemata")
if err != nil {
t.Fatalf("Failed to parse file 'schemata' - %s", err)
}
values := strings.Split(tmpStrings, "\n")
helper.writeFileContents(map[string]string{
"schemata": memBwSchemaBefore + "\n",
})
helper.config.IntelRdt.MemBwSchema = memBwSchemeAfter
intelrdt := newManager(helper.config, "", helper.IntelRdtPath)
if err := intelrdt.Set(helper.config); err != nil {
t.Fatal(err)
}
tmpStrings, err := getIntelRdtParamString(helper.IntelRdtPath, "schemata")
if err != nil {
t.Fatalf("Failed to parse file 'schemata' - %s", err)
}
values := strings.Split(tmpStrings, "\n")
value := values[0]
if value != memBwSchemeAfter {
t.Fatal("Got the wrong value, set 'schemata' failed.")
}
}
func TestIntelRdtSetMemBwScSchema(t *testing.T) {
helper := NewIntelRdtTestUtil(t)
const (
memBwScSchemaBefore = "MB:0=5000;1=7000"
memBwScSchemeAfter = "MB:0=9000;1=4000"
)
helper.writeFileContents(map[string]string{
"schemata": memBwScSchemaBefore + "\n",
})
helper.config.IntelRdt.MemBwSchema = memBwScSchemeAfter
intelrdt := newManager(helper.config, "", helper.IntelRdtPath)
if err := intelrdt.Set(helper.config); err != nil {
t.Fatal(err)
}
tmpStrings, err := getIntelRdtParamString(helper.IntelRdtPath, "schemata")
if err != nil {
t.Fatalf("Failed to parse file 'schemata' - %s", err)
}
values := strings.Split(tmpStrings, "\n")
value := values[0]
if value != memBwScSchemeAfter {
t.Fatal("Got the wrong value, set 'schemata' failed.")
if slices.Compare(values, tc.schemataAfter) != 0 {
t.Fatalf("Got the wrong value, expected %v, got %v", tc.schemataAfter, values)
}
})
}
}