mirror of
https://github.com/lightninglabs/loop
synced 2024-11-16 00:12:52 +00:00
368 lines
8.6 KiB
Go
368 lines
8.6 KiB
Go
package loopdb
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import (
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"crypto/sha256"
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"io/ioutil"
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"os"
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"path/filepath"
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"reflect"
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"testing"
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"time"
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"github.com/btcsuite/btcd/chaincfg"
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"github.com/coreos/bbolt"
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"github.com/lightninglabs/loop/test"
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"github.com/lightningnetwork/lnd/lntypes"
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)
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var (
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senderKey = [33]byte{
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
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}
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receiverKey = [33]byte{
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3,
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}
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testPreimage = lntypes.Preimage([32]byte{
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1, 1, 1, 1, 2, 2, 2, 2,
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3, 3, 3, 3, 4, 4, 4, 4,
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1, 1, 1, 1, 2, 2, 2, 2,
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3, 3, 3, 3, 4, 4, 4, 4,
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})
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testTime = time.Date(2018, time.January, 9, 14, 00, 00, 0, time.UTC)
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)
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// TestLoopOutStore tests all the basic functionality of the current bbolt
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// swap store.
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func TestLoopOutStore(t *testing.T) {
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tempDirName, err := ioutil.TempDir("", "clientstore")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(tempDirName)
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store, err := NewBoltSwapStore(tempDirName, &chaincfg.MainNetParams)
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if err != nil {
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t.Fatal(err)
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}
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// First, verify that an empty database has no active swaps.
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swaps, err := store.FetchLoopOutSwaps()
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if err != nil {
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t.Fatal(err)
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}
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if len(swaps) != 0 {
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t.Fatal("expected empty store")
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}
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destAddr := test.GetDestAddr(t, 0)
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hash := sha256.Sum256(testPreimage[:])
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initiationTime := time.Date(2018, 11, 1, 0, 0, 0, 0, time.UTC)
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// Next, we'll make a new pending swap that we'll insert into the
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// database shortly.
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pendingSwap := LoopOutContract{
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SwapContract: SwapContract{
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AmountRequested: 100,
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Preimage: testPreimage,
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CltvExpiry: 144,
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SenderKey: senderKey,
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ReceiverKey: receiverKey,
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MaxMinerFee: 10,
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MaxSwapFee: 20,
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InitiationHeight: 99,
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// Convert to/from unix to remove timezone, so that it
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// doesn't interfere with DeepEqual.
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InitiationTime: time.Unix(0, initiationTime.UnixNano()),
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},
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MaxPrepayRoutingFee: 40,
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PrepayInvoice: "prepayinvoice",
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DestAddr: destAddr,
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SwapInvoice: "swapinvoice",
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MaxSwapRoutingFee: 30,
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SweepConfTarget: 2,
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SwapPublicationDeadline: time.Unix(0, initiationTime.UnixNano()),
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}
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// checkSwap is a test helper function that'll assert the state of a
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// swap.
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checkSwap := func(expectedState SwapState) {
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t.Helper()
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swaps, err := store.FetchLoopOutSwaps()
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if err != nil {
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t.Fatal(err)
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}
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if len(swaps) != 1 {
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t.Fatal("expected pending swap in store")
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}
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swap := swaps[0].Contract
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if !reflect.DeepEqual(swap, &pendingSwap) {
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t.Fatal("invalid pending swap data")
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}
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if swaps[0].State().State != expectedState {
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t.Fatalf("expected state %v, but got %v",
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expectedState, swaps[0].State(),
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)
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}
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}
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// If we create a new swap, then it should show up as being initialized
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// right after.
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if err := store.CreateLoopOut(hash, &pendingSwap); err != nil {
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t.Fatal(err)
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}
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checkSwap(StateInitiated)
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// Trying to make the same swap again should result in an error.
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if err := store.CreateLoopOut(hash, &pendingSwap); err == nil {
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t.Fatal("expected error on storing duplicate")
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}
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checkSwap(StateInitiated)
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// Next, we'll update to the next state of the pre-image being
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// revealed. The state should be reflected here again.
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err = store.UpdateLoopOut(
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hash, testTime,
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SwapStateData{
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State: StatePreimageRevealed,
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},
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)
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if err != nil {
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t.Fatal(err)
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}
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checkSwap(StatePreimageRevealed)
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// Next, we'll update to the final state to ensure that the state is
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// properly updated.
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err = store.UpdateLoopOut(
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hash, testTime,
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SwapStateData{
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State: StateFailInsufficientValue,
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},
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)
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if err != nil {
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t.Fatal(err)
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}
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checkSwap(StateFailInsufficientValue)
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if err := store.Close(); err != nil {
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t.Fatal(err)
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}
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// If we re-open the same store, then the state of the current swap
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// should be the same.
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store, err = NewBoltSwapStore(tempDirName, &chaincfg.MainNetParams)
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if err != nil {
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t.Fatal(err)
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}
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checkSwap(StateFailInsufficientValue)
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}
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// TestLoopInStore tests all the basic functionality of the current bbolt
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// swap store.
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func TestLoopInStore(t *testing.T) {
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tempDirName, err := ioutil.TempDir("", "clientstore")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(tempDirName)
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store, err := NewBoltSwapStore(tempDirName, &chaincfg.MainNetParams)
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if err != nil {
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t.Fatal(err)
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}
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// First, verify that an empty database has no active swaps.
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swaps, err := store.FetchLoopInSwaps()
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if err != nil {
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t.Fatal(err)
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}
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if len(swaps) != 0 {
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t.Fatal("expected empty store")
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}
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hash := sha256.Sum256(testPreimage[:])
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initiationTime := time.Date(2018, 11, 1, 0, 0, 0, 0, time.UTC)
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// Next, we'll make a new pending swap that we'll insert into the
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// database shortly.
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loopInChannel := uint64(123)
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pendingSwap := LoopInContract{
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SwapContract: SwapContract{
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AmountRequested: 100,
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Preimage: testPreimage,
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CltvExpiry: 144,
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SenderKey: senderKey,
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ReceiverKey: receiverKey,
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MaxMinerFee: 10,
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MaxSwapFee: 20,
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InitiationHeight: 99,
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// Convert to/from unix to remove timezone, so that it
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// doesn't interfere with DeepEqual.
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InitiationTime: time.Unix(0, initiationTime.UnixNano()),
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},
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HtlcConfTarget: 2,
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LoopInChannel: &loopInChannel,
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ExternalHtlc: true,
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}
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// checkSwap is a test helper function that'll assert the state of a
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// swap.
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checkSwap := func(expectedState SwapState) {
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t.Helper()
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swaps, err := store.FetchLoopInSwaps()
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if err != nil {
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t.Fatal(err)
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}
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if len(swaps) != 1 {
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t.Fatal("expected pending swap in store")
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}
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swap := swaps[0].Contract
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if !reflect.DeepEqual(swap, &pendingSwap) {
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t.Fatal("invalid pending swap data")
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}
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if swaps[0].State().State != expectedState {
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t.Fatalf("expected state %v, but got %v",
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expectedState, swaps[0].State(),
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)
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}
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}
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// If we create a new swap, then it should show up as being initialized
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// right after.
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if err := store.CreateLoopIn(hash, &pendingSwap); err != nil {
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t.Fatal(err)
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}
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checkSwap(StateInitiated)
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// Trying to make the same swap again should result in an error.
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if err := store.CreateLoopIn(hash, &pendingSwap); err == nil {
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t.Fatal("expected error on storing duplicate")
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}
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checkSwap(StateInitiated)
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// Next, we'll update to the next state of the pre-image being
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// revealed. The state should be reflected here again.
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err = store.UpdateLoopIn(
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hash, testTime,
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SwapStateData{
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State: StatePreimageRevealed,
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},
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)
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if err != nil {
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t.Fatal(err)
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}
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checkSwap(StatePreimageRevealed)
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// Next, we'll update to the final state to ensure that the state is
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// properly updated.
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err = store.UpdateLoopIn(
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hash, testTime,
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SwapStateData{
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State: StateFailInsufficientValue,
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},
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)
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if err != nil {
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t.Fatal(err)
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}
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checkSwap(StateFailInsufficientValue)
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if err := store.Close(); err != nil {
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t.Fatal(err)
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}
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// If we re-open the same store, then the state of the current swap
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// should be the same.
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store, err = NewBoltSwapStore(tempDirName, &chaincfg.MainNetParams)
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if err != nil {
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t.Fatal(err)
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}
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checkSwap(StateFailInsufficientValue)
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}
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// TestVersionNew tests that a new database is initialized with the current
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// version.
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func TestVersionNew(t *testing.T) {
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tempDirName, err := ioutil.TempDir("", "clientstore")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(tempDirName)
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store, err := NewBoltSwapStore(tempDirName, &chaincfg.MainNetParams)
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if err != nil {
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t.Fatal(err)
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}
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ver, err := getDBVersion(store.db)
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if err != nil {
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t.Fatal(err)
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}
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if ver != latestDBVersion {
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t.Fatal("db not at latest version")
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}
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}
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// TestVersionNew tests that an existing version zero database is migrated to
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// the latest version.
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func TestVersionMigrated(t *testing.T) {
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tempDirName, err := ioutil.TempDir("", "clientstore")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(tempDirName)
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createVersionZeroDb(t, tempDirName)
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store, err := NewBoltSwapStore(tempDirName, &chaincfg.MainNetParams)
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if err != nil {
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t.Fatal(err)
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}
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ver, err := getDBVersion(store.db)
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if err != nil {
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t.Fatal(err)
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}
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if ver != latestDBVersion {
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t.Fatal("db not at latest version")
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}
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}
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// createVersionZeroDb creates a database with an empty meta bucket. In version
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// zero, there was no version key specified yet.
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func createVersionZeroDb(t *testing.T, dbPath string) {
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path := filepath.Join(dbPath, dbFileName)
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bdb, err := bbolt.Open(path, 0600, nil)
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if err != nil {
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t.Fatal(err)
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}
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defer bdb.Close()
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err = bdb.Update(func(tx *bbolt.Tx) error {
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_, err := tx.CreateBucket(metaBucketKey)
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return err
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})
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if err != nil {
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t.Fatal(err)
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}
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}
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