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50 lines
1.4 KiB
Go
50 lines
1.4 KiB
Go
package blockservice
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import (
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"testing"
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butil "github.com/ipfs/go-ipfs/blocks/blocksutil"
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offline "github.com/ipfs/go-ipfs/exchange/offline"
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ds "gx/ipfs/QmXRKBQA4wXP7xWbFiZsR1GP4HV6wMDQ1aWFxZZ4uBcPX9/go-datastore"
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dssync "gx/ipfs/QmXRKBQA4wXP7xWbFiZsR1GP4HV6wMDQ1aWFxZZ4uBcPX9/go-datastore/sync"
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blockstore "gx/ipfs/QmaG4DZ4JaqEfvPWt5nPPgoTzhc1tr1T3f4Nu9Jpdm8ymY/go-ipfs-blockstore"
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blocks "gx/ipfs/Qmej7nf81hi2x2tvjRBF3mcp74sQyuDH4VMYDGd1YtXjb2/go-block-format"
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)
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func TestWriteThroughWorks(t *testing.T) {
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bstore := &PutCountingBlockstore{
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blockstore.NewBlockstore(dssync.MutexWrap(ds.NewMapDatastore())),
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0,
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}
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bstore2 := blockstore.NewBlockstore(dssync.MutexWrap(ds.NewMapDatastore()))
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exch := offline.Exchange(bstore2)
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bserv := NewWriteThrough(bstore, exch)
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bgen := butil.NewBlockGenerator()
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block := bgen.Next()
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t.Logf("PutCounter: %d", bstore.PutCounter)
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bserv.AddBlock(block)
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if bstore.PutCounter != 1 {
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t.Fatalf("expected just one Put call, have: %d", bstore.PutCounter)
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}
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bserv.AddBlock(block)
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if bstore.PutCounter != 2 {
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t.Fatalf("Put should have called again, should be 2 is: %d", bstore.PutCounter)
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}
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}
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var _ blockstore.Blockstore = (*PutCountingBlockstore)(nil)
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type PutCountingBlockstore struct {
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blockstore.Blockstore
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PutCounter int
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}
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func (bs *PutCountingBlockstore) Put(block blocks.Block) error {
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bs.PutCounter++
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return bs.Blockstore.Put(block)
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}
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