You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
113 lines
3.0 KiB
113 lines
3.0 KiB
package filer
|
|
|
|
import (
|
|
"bytes"
|
|
"math"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
|
|
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
|
|
)
|
|
|
|
func TestDoMaybeManifestize(t *testing.T) {
|
|
var manifestTests = []struct {
|
|
inputs []*filer_pb.FileChunk
|
|
expected []*filer_pb.FileChunk
|
|
}{
|
|
{
|
|
inputs: []*filer_pb.FileChunk{
|
|
{FileId: "1", IsChunkManifest: false},
|
|
{FileId: "2", IsChunkManifest: false},
|
|
{FileId: "3", IsChunkManifest: false},
|
|
{FileId: "4", IsChunkManifest: false},
|
|
},
|
|
expected: []*filer_pb.FileChunk{
|
|
{FileId: "12", IsChunkManifest: true},
|
|
{FileId: "34", IsChunkManifest: true},
|
|
},
|
|
},
|
|
{
|
|
inputs: []*filer_pb.FileChunk{
|
|
{FileId: "1", IsChunkManifest: true},
|
|
{FileId: "2", IsChunkManifest: false},
|
|
{FileId: "3", IsChunkManifest: false},
|
|
{FileId: "4", IsChunkManifest: false},
|
|
},
|
|
expected: []*filer_pb.FileChunk{
|
|
{FileId: "1", IsChunkManifest: true},
|
|
{FileId: "23", IsChunkManifest: true},
|
|
{FileId: "4", IsChunkManifest: false},
|
|
},
|
|
},
|
|
{
|
|
inputs: []*filer_pb.FileChunk{
|
|
{FileId: "1", IsChunkManifest: false},
|
|
{FileId: "2", IsChunkManifest: true},
|
|
{FileId: "3", IsChunkManifest: false},
|
|
{FileId: "4", IsChunkManifest: false},
|
|
},
|
|
expected: []*filer_pb.FileChunk{
|
|
{FileId: "2", IsChunkManifest: true},
|
|
{FileId: "13", IsChunkManifest: true},
|
|
{FileId: "4", IsChunkManifest: false},
|
|
},
|
|
},
|
|
{
|
|
inputs: []*filer_pb.FileChunk{
|
|
{FileId: "1", IsChunkManifest: true},
|
|
{FileId: "2", IsChunkManifest: true},
|
|
{FileId: "3", IsChunkManifest: false},
|
|
{FileId: "4", IsChunkManifest: false},
|
|
},
|
|
expected: []*filer_pb.FileChunk{
|
|
{FileId: "1", IsChunkManifest: true},
|
|
{FileId: "2", IsChunkManifest: true},
|
|
{FileId: "34", IsChunkManifest: true},
|
|
},
|
|
},
|
|
}
|
|
|
|
for i, mtest := range manifestTests {
|
|
println("test", i)
|
|
actual, _ := doMaybeManifestize(nil, mtest.inputs, 2, mockMerge)
|
|
assertEqualChunks(t, mtest.expected, actual)
|
|
}
|
|
|
|
}
|
|
|
|
func assertEqualChunks(t *testing.T, expected, actual []*filer_pb.FileChunk) {
|
|
assert.Equal(t, len(expected), len(actual))
|
|
for i := 0; i < len(actual); i++ {
|
|
assertEqualChunk(t, actual[i], expected[i])
|
|
}
|
|
}
|
|
func assertEqualChunk(t *testing.T, expected, actual *filer_pb.FileChunk) {
|
|
assert.Equal(t, expected.FileId, actual.FileId)
|
|
assert.Equal(t, expected.IsChunkManifest, actual.IsChunkManifest)
|
|
}
|
|
|
|
func mockMerge(saveFunc SaveDataAsChunkFunctionType, dataChunks []*filer_pb.FileChunk) (manifestChunk *filer_pb.FileChunk, err error) {
|
|
|
|
var buf bytes.Buffer
|
|
minOffset, maxOffset := int64(math.MaxInt64), int64(math.MinInt64)
|
|
for k := 0; k < len(dataChunks); k++ {
|
|
chunk := dataChunks[k]
|
|
buf.WriteString(chunk.FileId)
|
|
if minOffset > int64(chunk.Offset) {
|
|
minOffset = chunk.Offset
|
|
}
|
|
if maxOffset < int64(chunk.Size)+chunk.Offset {
|
|
maxOffset = int64(chunk.Size) + chunk.Offset
|
|
}
|
|
}
|
|
|
|
manifestChunk = &filer_pb.FileChunk{
|
|
FileId: buf.String(),
|
|
}
|
|
manifestChunk.IsChunkManifest = true
|
|
manifestChunk.Offset = minOffset
|
|
manifestChunk.Size = uint64(maxOffset - minOffset)
|
|
|
|
return
|
|
}
|