lnd.xprv/channeldb/migration12/migration_test.go

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package migration12_test
import (
"bytes"
"fmt"
"testing"
"github.com/coreos/bbolt"
"github.com/lightningnetwork/lnd/channeldb/migration12"
"github.com/lightningnetwork/lnd/channeldb/migtest"
"github.com/lightningnetwork/lnd/lntypes"
)
var (
// invoiceBucket is the name of the bucket within the database that
// stores all data related to invoices no matter their final state.
// Within the invoice bucket, each invoice is keyed by its invoice ID
// which is a monotonically increasing uint32.
invoiceBucket = []byte("invoices")
preimage = lntypes.Preimage{
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
}
hash = preimage.Hash()
beforeInvoice0Htlcs = []byte{
0x0b, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x20, 0x77, 0x6f, 0x72,
0x6c, 0x64, 0x09, 0x62, 0x79, 0x65, 0x20, 0x77, 0x6f, 0x72,
0x6c, 0x64, 0x06, 0x70, 0x61, 0x79, 0x72, 0x65, 0x71, 0x00,
0x00, 0x00, 0x20, 0x00, 0x00, 0x4e, 0x94, 0x91, 0x4f, 0x00,
0x00, 0x0f, 0x01, 0x00, 0x00, 0x00, 0x0e, 0x77, 0xc4, 0xd3,
0xd5, 0x00, 0x00, 0x00, 0x00, 0xfe, 0x20, 0x0f, 0x01, 0x00,
0x00, 0x00, 0x0e, 0x77, 0xd5, 0xc8, 0x1c, 0x00, 0x00, 0x00,
0x00, 0xfe, 0x20, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x03, 0xe8, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xa4,
}
afterInvoice0Htlcs = []byte{
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xb8, 0x00, 0x0b,
0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x20, 0x77, 0x6f, 0x72, 0x6c,
0x64, 0x01, 0x06, 0x70, 0x61, 0x79, 0x72, 0x65, 0x71, 0x02,
0x0f, 0x01, 0x00, 0x00, 0x00, 0x0e, 0x77, 0xc4, 0xd3, 0xd5,
0x00, 0x00, 0x00, 0x00, 0xfe, 0x20, 0x03, 0x0f, 0x01, 0x00,
0x00, 0x00, 0x0e, 0x77, 0xd5, 0xc8, 0x1c, 0x00, 0x00, 0x00,
0x00, 0xfe, 0x20, 0x04, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x05, 0x05, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x06, 0x06, 0x20, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x07, 0x08, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xe8, 0x08, 0x04, 0x00,
0x00, 0x00, 0x20, 0x09, 0x08, 0x00, 0x00, 0x4e, 0x94, 0x91,
0x4f, 0x00, 0x00, 0x0a, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x0c,
0x01, 0x03, 0x0d, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0xa4,
}
testHtlc = []byte{
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x41,
0x01, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08,
0x03, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x09,
0x05, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x64,
0x07, 0x04, 0x00, 0x00, 0x00, 0x58, 0x09, 0x08, 0x00, 0x13,
0xbc, 0xbf, 0x72, 0x4e, 0x1e, 0x00, 0x0b, 0x08, 0x00, 0x17,
0xaf, 0x4c, 0x22, 0xc4, 0x24, 0x00, 0x0d, 0x04, 0x00, 0x00,
0x23, 0x1d, 0x0f, 0x01, 0x02,
}
beforeInvoice1Htlc = append([]byte{
0x0b, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x20, 0x77, 0x6f, 0x72,
0x6c, 0x64, 0x09, 0x62, 0x79, 0x65, 0x20, 0x77, 0x6f, 0x72,
0x6c, 0x64, 0x06, 0x70, 0x61, 0x79, 0x72, 0x65, 0x71, 0x00,
0x00, 0x00, 0x20, 0x00, 0x00, 0x4e, 0x94, 0x91, 0x4f, 0x00,
0x00, 0x0f, 0x01, 0x00, 0x00, 0x00, 0x0e, 0x77, 0xc4, 0xd3,
0xd5, 0x00, 0x00, 0x00, 0x00, 0xfe, 0x20, 0x0f, 0x01, 0x00,
0x00, 0x00, 0x0e, 0x77, 0xd5, 0xc8, 0x1c, 0x00, 0x00, 0x00,
0x00, 0xfe, 0x20, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x03, 0xe8, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xa4,
}, testHtlc...)
afterInvoice1Htlc = append([]byte{
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xb8, 0x00, 0x0b,
0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x20, 0x77, 0x6f, 0x72, 0x6c,
0x64, 0x01, 0x06, 0x70, 0x61, 0x79, 0x72, 0x65, 0x71, 0x02,
0x0f, 0x01, 0x00, 0x00, 0x00, 0x0e, 0x77, 0xc4, 0xd3, 0xd5,
0x00, 0x00, 0x00, 0x00, 0xfe, 0x20, 0x03, 0x0f, 0x01, 0x00,
0x00, 0x00, 0x0e, 0x77, 0xd5, 0xc8, 0x1c, 0x00, 0x00, 0x00,
0x00, 0xfe, 0x20, 0x04, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x05, 0x05, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x06, 0x06, 0x20, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42,
0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x07, 0x08, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xe8, 0x08, 0x04, 0x00,
0x00, 0x00, 0x20, 0x09, 0x08, 0x00, 0x00, 0x4e, 0x94, 0x91,
0x4f, 0x00, 0x00, 0x0a, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x0c,
0x01, 0x03, 0x0d, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0xa4,
}, testHtlc...)
)
type migrationTest struct {
name string
beforeMigration func(*bbolt.Tx) error
afterMigration func(*bbolt.Tx) error
}
var migrationTests = []migrationTest{
{
name: "no invoices",
beforeMigration: func(*bbolt.Tx) error { return nil },
afterMigration: func(*bbolt.Tx) error { return nil },
},
{
name: "zero htlcs",
beforeMigration: genBeforeMigration(beforeInvoice0Htlcs),
afterMigration: genAfterMigration(afterInvoice0Htlcs),
},
{
name: "one htlc",
beforeMigration: genBeforeMigration(beforeInvoice1Htlc),
afterMigration: genAfterMigration(afterInvoice1Htlc),
},
}
// genBeforeMigration creates a closure that inserts an invoice serialized under
// the old format under the test payment hash.
func genBeforeMigration(beforeBytes []byte) func(*bbolt.Tx) error {
return func(tx *bbolt.Tx) error {
invoices, err := tx.CreateBucketIfNotExists(
invoiceBucket,
)
if err != nil {
return err
}
return invoices.Put(hash[:], beforeBytes)
}
}
// genAfterMigration creates a closure that verifies the tlv invoice migration
// succeeded, but comparing the resulting encoding of the invoice to the
// expected serialization. In addition, the decoded invoice is compared against
// the expected invoice for equality.
func genAfterMigration(afterBytes []byte) func(*bbolt.Tx) error {
return func(tx *bbolt.Tx) error {
invoices := tx.Bucket(invoiceBucket)
if invoices == nil {
return fmt.Errorf("invoice bucket not found")
}
// Fetch the new invoice bytes and check that they match our
// expected serialization.
invoiceBytes := invoices.Get(hash[:])
if !bytes.Equal(invoiceBytes, afterBytes) {
return fmt.Errorf("invoice bytes mismatch, "+
"want: %x, got: %x",
invoiceBytes, afterBytes)
}
return nil
}
}
// TestTLVInvoiceMigration executes a suite of migration tests for moving
// invoices to use TLV for their bodies. In the process, feature bits and
// payment addresses are added to the invoice while the receipt field is
// dropped. We test a few different invoices with a varying number of HTLCs, as
// well as the case where there are no invoices present.
//
// NOTE: The test vectors each include a receipt that is not present on the
// final struct, but verifies that the field is properly removed.
func TestTLVInvoiceMigration(t *testing.T) {
for _, test := range migrationTests {
test := test
t.Run(test.name, func(t *testing.T) {
migtest.ApplyMigration(
t,
test.beforeMigration,
test.afterMigration,
migration12.MigrateInvoiceTLV,
false,
)
})
}
}