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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 fsutil
import (
"reflect"
"testing"
"gvisor.dev/gvisor/pkg/sentry/memmap"
"gvisor.dev/gvisor/pkg/usermem"
)
func TestDirtySet(t *testing.T) {
var set DirtySet
set.MarkDirty(memmap.MappableRange{0, 2 * usermem.PageSize})
set.KeepDirty(memmap.MappableRange{usermem.PageSize, 2 * usermem.PageSize})
set.MarkClean(memmap.MappableRange{0, 2 * usermem.PageSize})
want := &DirtySegmentDataSlices{
Start: []uint64{usermem.PageSize},
End: []uint64{2 * usermem.PageSize},
Values: []DirtyInfo{{Keep: true}},
}
if got := set.ExportSortedSlices(); !reflect.DeepEqual(got, want) {
t.Errorf("set:\n\tgot %v,\n\twant %v", got, want)
}
}
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