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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 hostcpu
import (
"fmt"
"testing"
)
func TestMaxValueInLinuxBitmap(t *testing.T) {
for _, test := range []struct {
str string
max uint64
}{
{"0", 0},
{"0\n", 0},
{"0,2", 2},
{"0-63", 63},
{"0-3,8-11", 11},
} {
t.Run(fmt.Sprintf("%q", test.str), func(t *testing.T) {
max, err := maxValueInLinuxBitmap(test.str)
if err != nil || max != test.max {
t.Errorf("maxValueInLinuxBitmap: got (%d, %v), wanted (%d, nil)", max, err, test.max)
}
})
}
}
func TestMaxValueInLinuxBitmapErrors(t *testing.T) {
for _, str := range []string{"", "\n"} {
t.Run(fmt.Sprintf("%q", str), func(t *testing.T) {
max, err := maxValueInLinuxBitmap(str)
if err == nil {
t.Errorf("maxValueInLinuxBitmap: got (%d, nil), wanted (_, error)", max)
}
t.Log(err)
})
}
}
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