lnd/kvdb/etcd/db_test.go
Elle Mouton 2b4de46c72
kvdb+docs: remove etcd test fixture cleanup calls
Remove the cleanup calls which no longer exist since `t.Cleanup` is now
called from within `NewEtcdTestFixture`
2023-01-24 09:23:50 +02:00

100 lines
2.2 KiB
Go

//go:build kvdb_etcd
// +build kvdb_etcd
package etcd
import (
"bytes"
"context"
"testing"
"github.com/btcsuite/btcwallet/walletdb"
"github.com/stretchr/testify/require"
)
// TestDump tests that the Dump() method creates a one-to-one copy of the
// database content.
func TestDump(t *testing.T) {
t.Parallel()
f := NewEtcdTestFixture(t)
db, err := newEtcdBackend(context.TODO(), f.BackendConfig())
require.NoError(t, err)
err = db.Update(func(tx walletdb.ReadWriteTx) error {
// "apple"
apple, err := tx.CreateTopLevelBucket([]byte("apple"))
require.NoError(t, err)
require.NotNil(t, apple)
require.NoError(t, apple.Put([]byte("key"), []byte("val")))
return nil
}, func() {})
// Expect non-zero copy.
var buf bytes.Buffer
require.NoError(t, db.Copy(&buf))
require.Greater(t, buf.Len(), 0)
require.Nil(t, err)
expected := map[string]string{
BucketKey("apple"): BucketVal("apple"),
ValueKey("key", "apple"): "val",
}
require.Equal(t, expected, f.Dump())
}
// TestAbortContext tests that an update on the database is aborted if the
// database's main context in cancelled.
func TestAbortContext(t *testing.T) {
t.Parallel()
f := NewEtcdTestFixture(t)
ctx, cancel := context.WithCancel(context.Background())
config := f.BackendConfig()
// Pass abort context and abort right away.
db, err := newEtcdBackend(ctx, config)
require.NoError(t, err)
cancel()
// Expect that the update will fail.
err = db.Update(func(tx walletdb.ReadWriteTx) error {
_, err := tx.CreateTopLevelBucket([]byte("bucket"))
require.Error(t, err, "context canceled")
return nil
}, func() {})
require.Error(t, err, "context canceled")
// No changes in the DB.
require.Equal(t, map[string]string{}, f.Dump())
}
// TestNewEtcdClient tests that an etcd v3 client can be created correctly.
func TestNewEtcdClient(t *testing.T) {
t.Parallel()
f := NewEtcdTestFixture(t)
client, ctx, cancel, err := NewEtcdClient(
context.Background(), f.BackendConfig(),
)
require.NoError(t, err)
t.Cleanup(cancel)
_, err = client.Put(ctx, "foo/bar", "baz")
require.NoError(t, err)
resp, err := client.Get(ctx, "foo/bar")
require.NoError(t, err)
require.Len(t, resp.Kvs, 1)
require.Equal(t, "baz", string(resp.Kvs[0].Value))
}