157 lines
3.4 KiB
Go
157 lines
3.4 KiB
Go
// +build kvdb_etcd
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package etcd
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import (
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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 TestTxManualCommit(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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tx, err := db.BeginReadWriteTx()
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require.NoError(t, err)
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require.NotNil(t, tx)
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committed := false
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tx.OnCommit(func() {
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committed = true
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})
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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("testKey"), []byte("testVal")))
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banana, err := tx.CreateTopLevelBucket([]byte("banana"))
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require.NoError(t, err)
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require.NotNil(t, banana)
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require.NoError(t, banana.Put([]byte("testKey"), []byte("testVal")))
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require.NoError(t, tx.DeleteTopLevelBucket([]byte("banana")))
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require.NoError(t, tx.Commit())
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require.True(t, committed)
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expected := map[string]string{
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bkey("apple"): bval("apple"),
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vkey("testKey", "apple"): "testVal",
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}
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require.Equal(t, expected, f.Dump())
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}
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func TestTxRollback(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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tx, err := db.BeginReadWriteTx()
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require.Nil(t, err)
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require.NotNil(t, tx)
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apple, err := tx.CreateTopLevelBucket([]byte("apple"))
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require.Nil(t, err)
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require.NotNil(t, apple)
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require.NoError(t, apple.Put([]byte("testKey"), []byte("testVal")))
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require.NoError(t, tx.Rollback())
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require.Error(t, walletdb.ErrTxClosed, tx.Commit())
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require.Equal(t, map[string]string{}, f.Dump())
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}
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func TestChangeDuringManualTx(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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tx, err := db.BeginReadWriteTx()
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require.Nil(t, err)
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require.NotNil(t, tx)
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apple, err := tx.CreateTopLevelBucket([]byte("apple"))
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require.Nil(t, err)
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require.NotNil(t, apple)
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require.NoError(t, apple.Put([]byte("testKey"), []byte("testVal")))
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// Try overwriting the bucket key.
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f.Put(bkey("apple"), "banana")
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// TODO: translate error
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require.NotNil(t, tx.Commit())
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require.Equal(t, map[string]string{
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bkey("apple"): "banana",
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}, f.Dump())
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}
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func TestChangeDuringUpdate(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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count := 0
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err = db.Update(func(tx walletdb.ReadWriteTx) error {
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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("value")))
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if count == 0 {
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f.Put(vkey("key", "apple"), "new_value")
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f.Put(vkey("key2", "apple"), "value2")
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}
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cursor := apple.ReadCursor()
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k, v := cursor.First()
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require.Equal(t, []byte("key"), k)
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require.Equal(t, []byte("value"), v)
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require.Equal(t, v, apple.Get([]byte("key")))
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k, v = cursor.Next()
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if count == 0 {
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require.Nil(t, k)
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require.Nil(t, v)
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} else {
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require.Equal(t, []byte("key2"), k)
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require.Equal(t, []byte("value2"), v)
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}
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count++
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return nil
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})
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require.Nil(t, err)
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require.Equal(t, count, 2)
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expected := map[string]string{
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bkey("apple"): bval("apple"),
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vkey("key", "apple"): "value",
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vkey("key2", "apple"): "value2",
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}
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require.Equal(t, expected, f.Dump())
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}
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