bdk-ffi/bdk-swift/Tests/BitcoinDevKitTests/LiveElectrumClientTests.swift

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import XCTest
@testable import BitcoinDevKit
private let SIGNET_ELECTRUM_URL = "ssl://mempool.space:60602"
final class LiveElectrumClientTests: XCTestCase {
func testSyncedBalance() throws {
let descriptor = try Descriptor(
descriptor: "wpkh(tprv8ZgxMBicQKsPf2qfrEygW6fdYseJDDrVnDv26PH5BHdvSuG6ecCbHqLVof9yZcMoM31z9ur3tTYbSnr1WBqbGX97CbXcmp5H6qeMpyvx35B/84h/1h/0h/0/*)",
network: Network.signet
)
let wallet = try Wallet.newNoPersist(
descriptor: descriptor,
changeDescriptor: nil,
network: .signet
)
let electrumClient: ElectrumClient = try ElectrumClient(url: SIGNET_ELECTRUM_URL)
let fullScanRequest: FullScanRequest = wallet.startFullScan()
let update = try electrumClient.fullScan(
fullScanRequest: fullScanRequest,
stopGap: 10,
batchSize: 10,
fetchPrevTxouts: false
)
try wallet.applyUpdate(update: update)
let _ = try wallet.commit()
let address = try wallet.revealNextAddress(keychain: KeychainKind.external).address
XCTAssertGreaterThan(
wallet.getBalance().total.toSat(),
UInt64(0),
"Wallet must have positive balance, please send funds to \(address)"
)
print("Transactions count: \(wallet.transactions().count)")
let transactions = wallet.transactions().prefix(3)
for tx in transactions {
let sentAndReceived = wallet.sentAndReceived(tx: tx.transaction)
print("Transaction: \(tx.transaction.txid())")
print("Sent \(sentAndReceived.sent.toSat())")
print("Received \(sentAndReceived.received.toSat())")
}
}
}