86 lines
1.8 KiB
Go
86 lines
1.8 KiB
Go
package blockstore
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import (
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"context"
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"testing"
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"time"
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"github.com/raulk/clock"
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"github.com/stretchr/testify/require"
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blocks "github.com/ipfs/go-block-format"
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"github.com/ipfs/go-cid"
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)
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func TestTimedCacheBlockstoreSimple(t *testing.T) {
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tc := NewTimedCacheBlockstore(10 * time.Millisecond)
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mClock := clock.NewMock()
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mClock.Set(time.Now())
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tc.clock = mClock
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tc.doneRotatingCh = make(chan struct{})
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_ = tc.Start(context.Background())
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mClock.Add(1) // IDK why it is needed but it makes it work
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defer func() {
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_ = tc.Stop(context.Background())
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}()
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b1 := blocks.NewBlock([]byte("foo"))
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require.NoError(t, tc.Put(b1))
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b2 := blocks.NewBlock([]byte("bar"))
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require.NoError(t, tc.Put(b2))
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b3 := blocks.NewBlock([]byte("baz"))
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b1out, err := tc.Get(b1.Cid())
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require.NoError(t, err)
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require.Equal(t, b1.RawData(), b1out.RawData())
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has, err := tc.Has(b1.Cid())
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require.NoError(t, err)
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require.True(t, has)
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mClock.Add(10 * time.Millisecond)
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<-tc.doneRotatingCh
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// We should still have everything.
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has, err = tc.Has(b1.Cid())
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require.NoError(t, err)
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require.True(t, has)
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has, err = tc.Has(b2.Cid())
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require.NoError(t, err)
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require.True(t, has)
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// extend b2, add b3.
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require.NoError(t, tc.Put(b2))
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require.NoError(t, tc.Put(b3))
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// all keys once.
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allKeys, err := tc.AllKeysChan(context.Background())
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var ks []cid.Cid
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for k := range allKeys {
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ks = append(ks, k)
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}
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require.NoError(t, err)
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require.ElementsMatch(t, ks, []cid.Cid{b1.Cid(), b2.Cid(), b3.Cid()})
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mClock.Add(10 * time.Millisecond)
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<-tc.doneRotatingCh
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// should still have b2, and b3, but not b1
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has, err = tc.Has(b1.Cid())
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require.NoError(t, err)
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require.False(t, has)
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has, err = tc.Has(b2.Cid())
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require.NoError(t, err)
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require.True(t, has)
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has, err = tc.Has(b3.Cid())
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require.NoError(t, err)
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require.True(t, has)
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}
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