fe42d974a2
github.com/ipfs/libipfs/blocks was unmigrated to github.com/ipfs/go-block-format due to compatibility issues with the rest of the IPLD stack.
111 lines
2.3 KiB
Go
111 lines
2.3 KiB
Go
// stm: #unit
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package blockstore
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import (
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"context"
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"testing"
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blocks "github.com/ipfs/go-block-format"
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"github.com/stretchr/testify/require"
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)
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var (
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b0 = blocks.NewBlock([]byte("abc"))
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b1 = blocks.NewBlock([]byte("foo"))
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b2 = blocks.NewBlock([]byte("bar"))
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b3 = blocks.NewBlock([]byte("baz"))
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)
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func TestUnionBlockstore_Get(t *testing.T) {
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//stm: @SPLITSTORE_UNION_BLOCKSTORE_GET_001
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ctx := context.Background()
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m1 := NewMemory()
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m2 := NewMemory()
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_ = m1.Put(ctx, b1)
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_ = m2.Put(ctx, b2)
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u := Union(m1, m2)
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v1, err := u.Get(ctx, b1.Cid())
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require.NoError(t, err)
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require.Equal(t, b1.RawData(), v1.RawData())
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v2, err := u.Get(ctx, b2.Cid())
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require.NoError(t, err)
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require.Equal(t, b2.RawData(), v2.RawData())
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}
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func TestUnionBlockstore_Put_PutMany_Delete_AllKeysChan(t *testing.T) {
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//stm: @SPLITSTORE_UNION_BLOCKSTORE_PUT_001, @SPLITSTORE_UNION_BLOCKSTORE_HAS_001
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//stm: @SPLITSTORE_UNION_BLOCKSTORE_PUT_MANY_001, @SPLITSTORE_UNION_BLOCKSTORE_DELETE_001
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//stm: @SPLITSTORE_UNION_BLOCKSTORE_ALL_KEYS_CHAN_001
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ctx := context.Background()
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m1 := NewMemory()
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m2 := NewMemory()
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u := Union(m1, m2)
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err := u.Put(ctx, b0)
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require.NoError(t, err)
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var has bool
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// write was broadcasted to all stores.
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has, _ = m1.Has(ctx, b0.Cid())
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require.True(t, has)
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has, _ = m2.Has(ctx, b0.Cid())
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require.True(t, has)
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has, _ = u.Has(ctx, b0.Cid())
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require.True(t, has)
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// put many.
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err = u.PutMany(ctx, []blocks.Block{b1, b2})
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require.NoError(t, err)
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// write was broadcasted to all stores.
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has, _ = m1.Has(ctx, b1.Cid())
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require.True(t, has)
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has, _ = m1.Has(ctx, b2.Cid())
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require.True(t, has)
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has, _ = m2.Has(ctx, b1.Cid())
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require.True(t, has)
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has, _ = m2.Has(ctx, b2.Cid())
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require.True(t, has)
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// also in the union store.
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has, _ = u.Has(ctx, b1.Cid())
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require.True(t, has)
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has, _ = u.Has(ctx, b2.Cid())
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require.True(t, has)
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// deleted from all stores.
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err = u.DeleteBlock(ctx, b1.Cid())
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require.NoError(t, err)
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has, _ = u.Has(ctx, b1.Cid())
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require.False(t, has)
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has, _ = m1.Has(ctx, b1.Cid())
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require.False(t, has)
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has, _ = m2.Has(ctx, b1.Cid())
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require.False(t, has)
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// check that AllKeysChan returns b0 and b2, twice (once per backing store)
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ch, err := u.AllKeysChan(context.Background())
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require.NoError(t, err)
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var i int
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for range ch {
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i++
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}
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require.Equal(t, 4, i)
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}
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