feat: implement transaction handling and add integration tests for Plaid transaction handlers

2026-03-09 04:29:01 -05:00
parent 62a7dde443
commit 0bc810cab6
11 changed files with 298 additions and 37 deletions
@@ -0,0 +1,79 @@
+namespace FiscalOS.Infra.Tests.Integration;
+
+public class PlaidAddedTransactionHandlerTests : IntegrationTest
+{
+  private readonly Mock<ILogger<PlaidAddedTransactionHandler>> _mockLogger = new();
+  private readonly PlaidAddedTransactionHandler _sut;
+
+  public PlaidAddedTransactionHandlerTests()
+  {
+    _sut = PlaidAddedTransactionHandler.From(_mockLogger.Object, AppDbContext);
+  }
+
+  [Fact]
+  public async Task HandleAsync_WhenCalledWithNewTransaction_ItShouldAddTheTransaction()
+  {
+    var user = await CreateTestUserAsync();
+    var account = user.Accounts.First();
+
+    var transaction = new Going.Plaid.Entity.Transaction()
+    {
+      TransactionId = Guid.NewGuid().ToString(),
+      MerchantName = "Test Merchant",
+      OriginalDescription = "Test transaction",
+      Amount = 100,
+      Datetime = DateTimeOffset.UtcNow,
+      Pending = false,
+    };
+
+    var result = await _sut.HandleAsync(account, [transaction], TestContext.Current.CancellationToken);
+
+    result.Should().Be(1);
+    account.Transactions.Should().HaveCount(2);
+  }
+
+  [Fact]
+  public async Task HandleAsync_WhenCalledWithPendingTransaction_ItShouldSkipTheTransaction()
+  {
+    var user = await CreateTestUserAsync();
+    var account = user.Accounts.First();
+
+    var transaction = new Going.Plaid.Entity.Transaction()
+    {
+      TransactionId = Guid.NewGuid().ToString(),
+      MerchantName = "Test Merchant",
+      OriginalDescription = "Test transaction",
+      Amount = 100,
+      Datetime = DateTimeOffset.UtcNow,
+      Pending = true,
+    };
+
+    var result = await _sut.HandleAsync(account, [transaction], TestContext.Current.CancellationToken);
+
+    result.Should().Be(1);
+    account.Transactions.Should().HaveCount(1);
+  }
+
+  [Fact]
+  public async Task HandleAsync_WhenCalledWithExistingTransaction_ItShouldNotAddTheTransactionToTheDatabase()
+  {
+    var user = await CreateTestUserAsync();
+    var account = user.Accounts.First();
+    var existingTransaction = user.Transactions.First();
+
+    var transaction = new Going.Plaid.Entity.Transaction()
+    {
+      TransactionId = ((PlaidTransactionMetadata)existingTransaction.Metadata!).PlaidId,
+      MerchantName = "Test Merchant",
+      OriginalDescription = "Test transaction",
+      Amount = 100,
+      Datetime = DateTimeOffset.UtcNow,
+      Pending = false,
+    };
+
+    var result = await _sut.HandleAsync(account, [transaction], TestContext.Current.CancellationToken);
+
+    result.Should().Be(1);
+    account.Transactions.Should().HaveCount(1);
+  }
+}