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// Copyright 2018 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cgroup
import (
"testing"
)
func TestUninstallEnoent(t *testing.T) {
c := Cgroup{
// set a non-existent name
Name: "runsc-test-uninstall-656e6f656e740a",
Own: true,
}
if err := c.Uninstall(); err != nil {
t.Errorf("Uninstall() failed: %v", err)
}
}
func TestCountCpuset(t *testing.T) {
for _, tc := range []struct {
str string
want int
error bool
}{
{str: "0", want: 1},
{str: "0,1,2,8,9,10", want: 6},
{str: "0-1", want: 2},
{str: "0-7", want: 8},
{str: "0-7,16,32-39,64,65", want: 19},
{str: "a", error: true},
{str: "5-a", error: true},
{str: "a-5", error: true},
{str: "-10", error: true},
{str: "15-", error: true},
{str: "-", error: true},
{str: "--", error: true},
} {
t.Run(tc.str, func(t *testing.T) {
got, err := countCpuset(tc.str)
if tc.error {
if err == nil {
t.Errorf("countCpuset(%q) should have failed", tc.str)
}
} else {
if err != nil {
t.Errorf("countCpuset(%q) failed: %v", tc.str, err)
}
if tc.want != got {
t.Errorf("countCpuset(%q) want: %d, got: %d", tc.str, tc.want, got)
}
}
})
}
}
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