forked from TrueCloudLab/distribution
74 lines
1.8 KiB
Go
74 lines
1.8 KiB
Go
package azure
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import (
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"math"
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"testing"
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azure "github.com/MSOpenTech/azure-sdk-for-go/storage"
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)
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func Test_blockIdGenerator(t *testing.T) {
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r := newBlockIDGenerator()
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for i := 1; i <= 10; i++ {
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if expected := i - 1; len(r.pool) != expected {
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t.Fatalf("rand pool had wrong number of items: %d, expected:%d", len(r.pool), expected)
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}
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if id := r.Generate(); id == "" {
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t.Fatal("returned empty id")
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}
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if expected := i; len(r.pool) != expected {
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t.Fatalf("rand pool has wrong number of items: %d, expected:%d", len(r.pool), expected)
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}
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}
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}
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func Test_blockIdGenerator_Feed(t *testing.T) {
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r := newBlockIDGenerator()
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if expected := 0; len(r.pool) != expected {
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t.Fatalf("rand pool had wrong number of items: %d, expected:%d", len(r.pool), expected)
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}
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// feed empty list
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blocks := azure.BlockListResponse{}
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r.Feed(blocks)
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if expected := 0; len(r.pool) != expected {
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t.Fatalf("rand pool had wrong number of items: %d, expected:%d", len(r.pool), expected)
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}
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// feed blocks
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blocks = azure.BlockListResponse{
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CommittedBlocks: []azure.BlockResponse{
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{"1", 1},
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{"2", 2},
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},
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UncommittedBlocks: []azure.BlockResponse{
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{"3", 3},
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}}
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r.Feed(blocks)
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if expected := 3; len(r.pool) != expected {
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t.Fatalf("rand pool had wrong number of items: %d, expected:%d", len(r.pool), expected)
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}
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// feed same block IDs with committed/uncommitted place changed
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blocks = azure.BlockListResponse{
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CommittedBlocks: []azure.BlockResponse{
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{"3", 3},
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},
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UncommittedBlocks: []azure.BlockResponse{
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{"1", 1},
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}}
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r.Feed(blocks)
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if expected := 3; len(r.pool) != expected {
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t.Fatalf("rand pool had wrong number of items: %d, expected:%d", len(r.pool), expected)
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}
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}
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func Test_toBlockId(t *testing.T) {
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min := 0
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max := math.MaxInt64
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if len(toBlockID(min)) != len(toBlockID(max)) {
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t.Fatalf("different-sized blockIDs are returned")
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}
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}
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