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// Copyright 2021 The Prometheus 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 procfs
import (
"reflect"
"testing"
)
func TestParseCgroupSummaryString(t *testing.T) {
tests := []struct {
name string
s string
shouldErr bool
CgroupSummary *CgroupSummary
}{
{
name: "cpuset simple line",
s: "cpuset 7 148 1",
shouldErr: false,
CgroupSummary: &CgroupSummary{
SubsysName: "cpuset",
Hierarchy: 7,
Cgroups: 148,
Enabled: 1,
},
},
{
name: "memory cgroup number mis format",
s: "memory 9 ## 1",
shouldErr: true,
CgroupSummary: nil,
},
}
for i, test := range tests {
t.Logf("[%02d] test %q", i, test.name)
CgroupSummary, err := parseCgroupSummaryString(test.s)
if test.shouldErr && err == nil {
t.Errorf("%s: expected an error, but none occurred", test.name)
}
if !test.shouldErr && err != nil {
t.Errorf("%s: unexpected error: %v", test.name, err)
}
if want, have := test.CgroupSummary, CgroupSummary; !reflect.DeepEqual(want, have) {
t.Errorf("cgroup:\nwant:\n%+v\nhave:\n%+v", want, have)
}
}
}