2019-04-29 21:25:05 +00:00
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// Copyright 2018 The gVisor Authors.
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2018-04-27 17:37:02 +00:00
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package hostcpu
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import (
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"fmt"
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"testing"
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)
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func TestMaxValueInLinuxBitmap(t *testing.T) {
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for _, test := range []struct {
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str string
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max uint64
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}{
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{"0", 0},
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{"0\n", 0},
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{"0,2", 2},
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{"0-63", 63},
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{"0-3,8-11", 11},
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} {
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t.Run(fmt.Sprintf("%q", test.str), func(t *testing.T) {
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max, err := maxValueInLinuxBitmap(test.str)
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if err != nil || max != test.max {
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t.Errorf("maxValueInLinuxBitmap: got (%d, %v), wanted (%d, nil)", max, err, test.max)
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}
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})
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}
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}
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func TestMaxValueInLinuxBitmapErrors(t *testing.T) {
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for _, str := range []string{"", "\n"} {
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t.Run(fmt.Sprintf("%q", str), func(t *testing.T) {
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max, err := maxValueInLinuxBitmap(str)
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if err == nil {
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t.Errorf("maxValueInLinuxBitmap: got (%d, nil), wanted (_, error)", max)
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}
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t.Log(err)
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})
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}
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}
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