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78 lines
2.2 KiB
78 lines
2.2 KiB
package storage
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import (
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"testing"
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"time"
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"github.com/seaweedfs/seaweedfs/weed/storage/backend"
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"github.com/seaweedfs/seaweedfs/weed/storage/needle"
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"github.com/seaweedfs/seaweedfs/weed/util"
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)
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type (
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mockBackendStorageFile struct {
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backend.DiskFile
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datSize int64
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}
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)
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func (df *mockBackendStorageFile) GetStat() (datSize int64, modTime time.Time, err error) {
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return df.datSize, time.Now(), nil
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}
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type (
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mockNeedleMapper struct {
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NeedleMap
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idxSize uint64
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}
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)
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func (nm *mockNeedleMapper) IndexFileSize() (idxSize uint64) {
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return nm.idxSize
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}
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func TestUnUsedSpace(t *testing.T) {
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minFreeSpace := util.MinFreeSpace{Type: util.AsPercent, Percent: 1, Raw: "1"}
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diskLocation := DiskLocation{
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Directory: "/test/",
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DirectoryUuid: "1234",
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IdxDirectory: "/test/",
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DiskType: "hdd",
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MaxVolumeCount: 0,
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OriginalMaxVolumeCount: 0,
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MinFreeSpace: minFreeSpace,
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}
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diskLocation.volumes = make(map[needle.VolumeId]*Volume)
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volumes := [3]*Volume{
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{dir: diskLocation.Directory, dirIdx: diskLocation.IdxDirectory, Collection: "", Id: 0, DataBackend: &mockBackendStorageFile{datSize: 990}, nm: &mockNeedleMapper{idxSize: 10}},
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{dir: diskLocation.Directory, dirIdx: diskLocation.IdxDirectory, Collection: "", Id: 1, DataBackend: &mockBackendStorageFile{datSize: 990}, nm: &mockNeedleMapper{idxSize: 10}},
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{dir: diskLocation.Directory, dirIdx: diskLocation.IdxDirectory, Collection: "", Id: 2, DataBackend: &mockBackendStorageFile{datSize: 990}, nm: &mockNeedleMapper{idxSize: 10}},
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}
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for i, vol := range volumes {
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diskLocation.SetVolume(needle.VolumeId(i), vol)
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}
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// Testing when there's still space
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unUsedSpace := diskLocation.UnUsedSpace(1200)
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if unUsedSpace != 600 {
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t.Errorf("unUsedSpace incorrect: %d != %d", unUsedSpace, 1500)
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}
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// Testing when there's exactly 0 space
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unUsedSpace = diskLocation.UnUsedSpace(1000)
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if unUsedSpace != 0 {
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t.Errorf("unUsedSpace incorrect: %d != %d", unUsedSpace, 0)
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}
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// Testing when there's negative free space
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unUsedSpace = diskLocation.UnUsedSpace(900)
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if unUsedSpace != 0 {
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t.Errorf("unUsedSpace incorrect: %d != %d", unUsedSpace, 0)
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}
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}
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