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Merge pull request #2 from BitcoinErrorLog/paykit-integration-phase3
Paykit Integration: Phase 2 - Android FFI Manager Implementation
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‎app/src/androidTest/java/to/bitkit/paykit/PaykitE2ETest.kt‎

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package to.bitkit.paykit
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import kotlinx.coroutines.runBlocking
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import kotlinx.coroutines.test.runTest
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import org.junit.After
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import org.junit.Before
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import org.junit.Test
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import to.bitkit.paykit.services.PaykitPaymentService
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import kotlin.test.assertEquals
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import kotlin.test.assertFalse
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import kotlin.test.assertNotNull
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import kotlin.test.assertTrue
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/**
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* End-to-end tests for Paykit integration with Bitkit.
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*
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* These tests verify the complete Paykit integration flow.
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* Some tests may be skipped if required services are not available.
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*/
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class PaykitE2ETest {
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private lateinit var manager: PaykitManager
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private lateinit var paymentService: PaykitPaymentService
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@Before
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fun setUp() {
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manager = PaykitManager.getInstance()
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paymentService = PaykitPaymentService.getInstance()
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// Reset state
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manager.reset()
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paymentService.clearReceipts()
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}
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@After
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fun tearDown() {
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manager.reset()
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paymentService.clearReceipts()
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PaykitFeatureFlags.isEnabled = false
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}
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// MARK: - Initialization E2E Tests
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@Test
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fun `test full initialization flow`() = runTest {
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// Given Paykit is enabled
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PaykitFeatureFlags.isEnabled = true
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// When we initialize the manager
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manager.initialize()
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// Then manager should be initialized
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assertTrue(manager.isInitialized)
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// When we register executors (requires LightningRepo - mocked in unit tests)
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// Note: In real E2E, we'd need actual LightningRepo instance
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// For now, we verify initialization works
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}
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// MARK: - Payment Discovery E2E Tests
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@Test
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fun `test discover Lightning payment method`() = runTest {
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// Given a Lightning invoice
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val invoice = "lnbc10u1p0abcdefghijklmnopqrstuvwxyz1234567890"
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// When we discover payment methods
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val methods = paymentService.discoverPaymentMethods(invoice)
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// Then we should find Lightning method
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assertEquals(1, methods.size)
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assertTrue(methods.first() is PaymentMethod.Lightning)
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if (methods.first() is PaymentMethod.Lightning) {
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val lightning = methods.first() as PaymentMethod.Lightning
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assertEquals(invoice, lightning.invoice)
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}
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}
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@Test
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fun `test discover onchain payment method`() = runTest {
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// Given an onchain address
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val address = "bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4"
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// When we discover payment methods
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val methods = paymentService.discoverPaymentMethods(address)
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// Then we should find onchain method
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assertEquals(1, methods.size)
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assertTrue(methods.first() is PaymentMethod.Onchain)
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if (methods.first() is PaymentMethod.Onchain) {
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val onchain = methods.first() as PaymentMethod.Onchain
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assertEquals(address, onchain.address)
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}
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}
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// MARK: - Payment Execution E2E Tests
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@Test
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fun `test Lightning payment flow`() = runTest {
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// Given Paykit is initialized and enabled
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PaykitFeatureFlags.isEnabled = true
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PaykitFeatureFlags.isLightningEnabled = true
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if (!PaykitIntegrationHelper.isReady) {
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// Skip if not ready
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return@runTest
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}
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// Given a test Lightning invoice
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val invoice = "lnbc10u1p0testinvoice1234567890"
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// When we attempt payment (will fail with invalid invoice, but tests flow)
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val result = try {
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paymentService.payLightning(
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lightningRepo = mockk(), // Would be real LightningRepo in actual E2E
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invoice = invoice,
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amountSats = null
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)
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} catch (e: Exception) {
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// Expected for invalid invoice - verify error handling
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assertTrue(e is PaykitPaymentError)
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null
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}
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// If result exists, verify structure
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result?.let {
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assertNotNull(it.receipt)
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}
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}
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@Test
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fun `test onchain payment flow`() = runTest {
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// Given Paykit is initialized and enabled
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PaykitFeatureFlags.isEnabled = true
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PaykitFeatureFlags.isOnchainEnabled = true
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if (!PaykitIntegrationHelper.isReady) {
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return@runTest
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}
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// Given a test onchain address
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val address = "bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4"
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val amountSats = 1000uL
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// When we attempt payment (will fail with insufficient funds, but tests flow)
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val result = try {
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paymentService.payOnchain(
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lightningRepo = mockk(), // Would be real LightningRepo in actual E2E
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address = address,
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amountSats = amountSats,
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feeRate = null
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)
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} catch (e: Exception) {
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// Expected for insufficient funds - verify error handling
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assertTrue(e is PaykitPaymentError)
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null
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}
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// If result exists, verify structure
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result?.let {
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assertNotNull(it.receipt)
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}
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}
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// MARK: - Receipt Storage E2E Tests
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@Test
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fun `test receipt generation and storage`() = runTest {
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// Given payment service with auto-store enabled
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paymentService.autoStoreReceipts = true
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// Given a test invoice
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val invoice = "lnbc10u1p0testinvoice1234567890"
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// When we attempt payment (will fail, but generates receipt)
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try {
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paymentService.payLightning(
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lightningRepo = mockk(),
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invoice = invoice,
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amountSats = null
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)
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} catch (e: Exception) {
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// Expected
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}
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// Then receipt should be stored
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val receipts = paymentService.getReceipts()
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assertTrue(receipts.isNotEmpty())
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// Verify receipt details
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receipts.firstOrNull()?.let { receipt ->
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assertEquals(PaykitReceiptType.LIGHTNING, receipt.type)
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assertEquals(invoice, receipt.recipient)
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}
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}
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@Test
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fun `test receipt persistence`() {
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// Given we store a receipt
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val receipt = PaykitReceipt(
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id = java.util.UUID.randomUUID().toString(),
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type = PaykitReceiptType.LIGHTNING,
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recipient = "lnbc10u1p0test",
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amountSats = 1000uL,
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feeSats = 10uL,
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paymentHash = "abc123",
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preimage = "def456",
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txid = null,
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timestamp = java.util.Date(),
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status = PaykitReceiptStatus.SUCCEEDED
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)
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paymentService.autoStoreReceipts = true
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// Note: In real E2E, we'd verify persistence by restarting app
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// For unit test, we verify the store method works
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val store = PaykitReceiptStore()
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runBlocking {
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store.store(receipt)
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}
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// Then receipt should be retrievable
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val retrieved = store.get(receipt.id)
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assertNotNull(retrieved)
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assertEquals(receipt.id, retrieved?.id)
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}
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// MARK: - Error Scenario E2E Tests
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@Test
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fun `test payment fails with invalid invoice`() = runTest {
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// Given an invalid invoice
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val invalidInvoice = "invalid_invoice_string"
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// When we attempt payment
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try {
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paymentService.payLightning(
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lightningRepo = mockk(),
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invoice = invalidInvoice,
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amountSats = null
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)
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assertTrue(false, "Should have thrown error")
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} catch (e: Exception) {
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// Then we should get an error
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assertTrue(e is PaykitPaymentError)
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}
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}
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@Test
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fun `test payment fails when feature disabled`() = runTest {
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// Given Paykit is disabled
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PaykitFeatureFlags.isEnabled = false
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// Given a valid invoice
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val invoice = "lnbc10u1p0testinvoice1234567890"
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// When we attempt payment
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try {
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paymentService.pay(
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lightningRepo = mockk(),
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recipient = invoice,
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amountSats = null
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)
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assertTrue(false, "Should have thrown error")
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} catch (e: Exception) {
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// Then we should get notInitialized error
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if (e is PaykitPaymentError) {
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assertTrue(e is PaykitPaymentError.NotInitialized)
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} else {
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assertTrue(false, "Expected PaykitPaymentError")
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}
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}
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}
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@Test
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fun `test payment fails when Lightning disabled`() {
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// Given Paykit is enabled but Lightning is disabled
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PaykitFeatureFlags.isEnabled = true
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PaykitFeatureFlags.isLightningEnabled = false
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// Then flag should be respected
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assertFalse(PaykitFeatureFlags.isLightningEnabled)
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}
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// MARK: - Executor Registration E2E Tests
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@Test
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fun `test executor registration flow`() = runTest {
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// Given manager is initialized
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manager.initialize()
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assertTrue(manager.isInitialized)
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assertFalse(manager.hasExecutors)
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// When we register executors (requires LightningRepo)
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// Note: In real E2E, we'd use actual LightningRepo
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// For now, we verify initialization works
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}
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@Test
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fun `test executor registration fails when not initialized`() = runTest {
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// Given manager is not initialized
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manager.reset()
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// When we try to register executors
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// Then it should throw error
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try {
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manager.registerExecutors(mockk<to.bitkit.repositories.LightningRepo>())
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assertTrue(false, "Should have thrown error")
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} catch (e: Exception) {
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assertTrue(e is PaykitException.NotInitialized)
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}
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}
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// MARK: - Feature Flag Rollback E2E Tests
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@Test
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fun `test emergency rollback disables all features`() {
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// Given Paykit is enabled
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PaykitFeatureFlags.isEnabled = true
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PaykitFeatureFlags.isLightningEnabled = true
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PaykitFeatureFlags.isOnchainEnabled = true
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// When emergency rollback is triggered
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PaykitFeatureFlags.emergencyRollback()
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// Then Paykit should be disabled
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assertFalse(PaykitFeatureFlags.isEnabled)
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}
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// MARK: - Payment Method Selection E2E Tests
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@Test
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fun `test payment method selection for Lightning`() = runTest {
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// Given a Lightning invoice
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val invoice = "lnbc10u1p0testinvoice1234567890"
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// When we discover methods
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val methods = paymentService.discoverPaymentMethods(invoice)
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// Then we should have Lightning method
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assertEquals(1, methods.size)
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assertTrue(methods.first() is PaymentMethod.Lightning)
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}
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@Test
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fun `test payment method selection for onchain`() = runTest {
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// Given an onchain address
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val address = "bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4"
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// When we discover methods
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val methods = paymentService.discoverPaymentMethods(address)
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// Then we should have onchain method
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assertEquals(1, methods.size)
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assertTrue(methods.first() is PaymentMethod.Onchain)
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}
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// MARK: - Integration Helper Tests
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@Test
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fun `test PaykitIntegrationHelper readiness`() = runTest {
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// Given Paykit is not initialized
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manager.reset()
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// Then helper should report not ready
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assertFalse(PaykitIntegrationHelper.isReady)
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// When we initialize
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try {
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manager.initialize()
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// Note: registerExecutors requires LightningRepo
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// In real E2E, we'd register with actual repo
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} catch (e: Exception) {
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// Expected if services not available
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}
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}
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}

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