76 lines
1.5 KiB
Go
76 lines
1.5 KiB
Go
// +build kvdb_etcd
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package etcd
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import (
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"bytes"
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"context"
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"testing"
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"github.com/btcsuite/btcwallet/walletdb"
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"github.com/stretchr/testify/require"
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)
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func TestCopy(t *testing.T) {
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t.Parallel()
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f := NewEtcdTestFixture(t)
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defer f.Cleanup()
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db, err := newEtcdBackend(f.BackendConfig())
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require.NoError(t, err)
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err = db.Update(func(tx walletdb.ReadWriteTx) error {
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// "apple"
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apple, err := tx.CreateTopLevelBucket([]byte("apple"))
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require.NoError(t, err)
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require.NotNil(t, apple)
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require.NoError(t, apple.Put([]byte("key"), []byte("val")))
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return nil
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})
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// Expect non-zero copy.
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var buf bytes.Buffer
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require.NoError(t, db.Copy(&buf))
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require.Greater(t, buf.Len(), 0)
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require.Nil(t, err)
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expected := map[string]string{
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bkey("apple"): bval("apple"),
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vkey("key", "apple"): "val",
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}
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require.Equal(t, expected, f.Dump())
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}
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func TestAbortContext(t *testing.T) {
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t.Parallel()
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f := NewEtcdTestFixture(t)
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defer f.Cleanup()
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ctx, cancel := context.WithCancel(context.Background())
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config := f.BackendConfig()
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config.Ctx = ctx
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// Pass abort context and abort right away.
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db, err := newEtcdBackend(config)
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require.NoError(t, err)
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cancel()
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// Expect that the update will fail.
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err = db.Update(func(tx walletdb.ReadWriteTx) error {
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_, err := tx.CreateTopLevelBucket([]byte("bucket"))
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require.NoError(t, err)
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return nil
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})
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require.Error(t, err, "context canceled")
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// No changes in the DB.
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require.Equal(t, map[string]string{}, f.Dump())
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}
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