Add determinism tests for verdict artifact generation and update SHA256 sums script

- Implemented comprehensive tests for verdict artifact generation to ensure deterministic outputs across various scenarios, including identical inputs, parallel execution, and change ordering.
- Created helper methods for generating sample verdict inputs and computing canonical hashes.
- Added tests to validate the stability of canonical hashes, proof spine ordering, and summary statistics.
- Introduced a new PowerShell script to update SHA256 sums for files, ensuring accurate hash generation and file integrity checks.
This commit is contained in:
StellaOps Bot
2025-12-24 02:17:34 +02:00
parent e59921374e
commit 7503c19b8f
390 changed files with 37389 additions and 5380 deletions

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// -----------------------------------------------------------------------------
// DeliveryIdempotencyTests.cs
// Sprint: SPRINT_5100_0009_0009_notify_tests
// Task: NOTIFY-5100-010
// Description: Model S1 idempotency tests for Notify delivery storage
// -----------------------------------------------------------------------------
using FluentAssertions;
using Microsoft.Extensions.Logging.Abstractions;
using Microsoft.Extensions.Options;
using StellaOps.Notify.Storage.Postgres.Models;
using StellaOps.Notify.Storage.Postgres.Repositories;
using StellaOps.TestKit;
using Xunit;
namespace StellaOps.Notify.Storage.Postgres.Tests;
/// <summary>
/// Idempotency tests for Notify delivery storage operations.
/// Implements Model S1 (Storage/Postgres) test requirements:
/// - Same notification ID enqueued twice → single delivery
/// - Correlation ID uniqueness enforced per tenant
/// - Duplicate deliveries handled gracefully
/// </summary>
[Collection(NotifyPostgresCollection.Name)]
[Trait("Category", TestCategories.Integration)]
[Trait("Category", "StorageIdempotency")]
public sealed class DeliveryIdempotencyTests : IAsyncLifetime
{
private readonly NotifyPostgresFixture _fixture;
private NotifyDataSource _dataSource = null!;
private DeliveryRepository _deliveryRepository = null!;
private ChannelRepository _channelRepository = null!;
private readonly string _tenantId = Guid.NewGuid().ToString();
private Guid _channelId;
public DeliveryIdempotencyTests(NotifyPostgresFixture fixture)
{
_fixture = fixture;
}
public async Task InitializeAsync()
{
await _fixture.ExecuteSqlAsync(
"TRUNCATE TABLE notify.audit, notify.deliveries, notify.digests, notify.channels RESTART IDENTITY CASCADE;");
var options = _fixture.Fixture.CreateOptions();
options.SchemaName = _fixture.SchemaName;
_dataSource = new NotifyDataSource(Options.Create(options), NullLogger<NotifyDataSource>.Instance);
_deliveryRepository = new DeliveryRepository(_dataSource, NullLogger<DeliveryRepository>.Instance);
_channelRepository = new ChannelRepository(_dataSource, NullLogger<ChannelRepository>.Instance);
// Create a channel for deliveries
_channelId = Guid.NewGuid();
await _channelRepository.CreateAsync(new ChannelEntity
{
Id = _channelId,
TenantId = _tenantId,
Name = "test-email",
ChannelType = ChannelType.Email,
Enabled = true
});
}
public Task DisposeAsync() => Task.CompletedTask;
[Fact]
public async Task CreateDelivery_SameId_SecondInsertFails()
{
// Arrange
var deliveryId = Guid.NewGuid();
var delivery1 = CreateDelivery(deliveryId, "user1@example.com");
var delivery2 = CreateDelivery(deliveryId, "user2@example.com");
// Act
await _deliveryRepository.CreateAsync(delivery1);
var createAgain = async () => await _deliveryRepository.CreateAsync(delivery2);
// Assert - Second insert should fail due to unique constraint
await createAgain.Should().ThrowAsync<Exception>(
"duplicate delivery ID should be rejected");
}
[Fact]
public async Task GetByCorrelationId_ReturnsExistingDelivery()
{
// Arrange
var correlationId = $"corr-{Guid.NewGuid():N}";
var delivery = CreateDelivery(correlationId: correlationId);
await _deliveryRepository.CreateAsync(delivery);
// Act
var existing = await _deliveryRepository.GetByCorrelationIdAsync(_tenantId, correlationId);
// Assert
existing.Should().HaveCount(1);
existing[0].Id.Should().Be(delivery.Id);
existing[0].CorrelationId.Should().Be(correlationId);
}
[Fact]
public async Task GetByCorrelationId_DifferentTenant_ReturnsEmpty()
{
// Arrange
var correlationId = $"corr-{Guid.NewGuid():N}";
var delivery = CreateDelivery(correlationId: correlationId);
await _deliveryRepository.CreateAsync(delivery);
// Act - Query with different tenant
var otherTenant = Guid.NewGuid().ToString();
var existing = await _deliveryRepository.GetByCorrelationIdAsync(otherTenant, correlationId);
// Assert - Should not find delivery from different tenant
existing.Should().BeEmpty();
}
[Fact]
public async Task MultipleDeliveriesWithSameCorrelation_AllReturned()
{
// Arrange
var correlationId = $"corr-{Guid.NewGuid():N}";
// Create multiple deliveries for same correlation (e.g., email + Slack)
var emailDelivery = CreateDelivery(
correlationId: correlationId,
recipient: "user@example.com");
var slackDelivery = CreateDelivery(
correlationId: correlationId,
recipient: "@user-slack");
await _deliveryRepository.CreateAsync(emailDelivery);
await _deliveryRepository.CreateAsync(slackDelivery);
// Act
var deliveries = await _deliveryRepository.GetByCorrelationIdAsync(_tenantId, correlationId);
// Assert - Both deliveries should be returned
deliveries.Should().HaveCount(2);
deliveries.Select(d => d.Id).Should().Contain(emailDelivery.Id);
deliveries.Select(d => d.Id).Should().Contain(slackDelivery.Id);
}
[Fact]
public async Task MultipleDeliveries_UniqueIds_AllCreated()
{
// Arrange
var deliveries = Enumerable.Range(1, 10)
.Select(i => CreateDelivery(recipient: $"user{i}@example.com"))
.ToList();
// Act
foreach (var delivery in deliveries)
{
await _deliveryRepository.CreateAsync(delivery);
}
// Assert - All deliveries should be created
foreach (var delivery in deliveries)
{
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
fetched.Should().NotBeNull();
}
}
[Fact]
public async Task DeliveredNotification_SameIdCannotBeRecreated()
{
// Arrange
var delivery = CreateDelivery();
await _deliveryRepository.CreateAsync(delivery);
// Mark as delivered
await _deliveryRepository.MarkQueuedAsync(_tenantId, delivery.Id);
await _deliveryRepository.MarkSentAsync(_tenantId, delivery.Id);
await _deliveryRepository.MarkDeliveredAsync(_tenantId, delivery.Id);
// Act - Try to create another delivery with same ID
var newDelivery = CreateDelivery(delivery.Id, "different@example.com");
var createAgain = async () => await _deliveryRepository.CreateAsync(newDelivery);
// Assert - Should still fail
await createAgain.Should().ThrowAsync<Exception>(
"delivered notification's ID should still block new inserts");
}
[Fact]
public async Task FailedNotification_SameIdCannotBeRecreated()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 1);
await _deliveryRepository.CreateAsync(delivery);
// Mark as failed
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Test failure", TimeSpan.Zero);
// Verify it's actually failed
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
if (fetched!.Status == DeliveryStatus.Failed)
{
// Act - Try to create another delivery with same ID
var newDelivery = CreateDelivery(delivery.Id, "different@example.com");
var createAgain = async () => await _deliveryRepository.CreateAsync(newDelivery);
// Assert - Should still fail
await createAgain.Should().ThrowAsync<Exception>(
"failed notification's ID should still block new inserts");
}
}
[Fact]
public async Task TenantIsolation_DeliveriesOnlyVisibleToOwnTenant()
{
// Arrange
var tenant1 = _tenantId;
var tenant2 = Guid.NewGuid().ToString();
// Create channel for tenant2
var tenant2ChannelId = Guid.NewGuid();
await _channelRepository.CreateAsync(new ChannelEntity
{
Id = tenant2ChannelId,
TenantId = tenant2,
Name = "test-email-t2",
ChannelType = ChannelType.Email,
Enabled = true
});
var delivery1 = CreateDelivery(recipient: "user1@example.com");
var delivery2 = new DeliveryEntity
{
Id = Guid.NewGuid(),
TenantId = tenant2,
ChannelId = tenant2ChannelId,
Recipient = "user2@example.com",
EventType = "test.event",
Status = DeliveryStatus.Pending
};
await _deliveryRepository.CreateAsync(delivery1);
await _deliveryRepository.CreateAsync(delivery2);
// Act
var tenant1Deliveries = await _deliveryRepository.GetByStatusAsync(tenant1, DeliveryStatus.Pending);
var tenant2Deliveries = await _deliveryRepository.GetByStatusAsync(tenant2, DeliveryStatus.Pending);
// Assert
tenant1Deliveries.Should().NotContain(d => d.TenantId == tenant2);
tenant2Deliveries.Should().NotContain(d => d.TenantId == tenant1);
}
[Fact]
public async Task GetPending_SameDeliveryNotReturnedTwice()
{
// Arrange
var delivery = CreateDelivery();
await _deliveryRepository.CreateAsync(delivery);
// Act - Query pending multiple times
var pending1 = await _deliveryRepository.GetPendingAsync(_tenantId);
var pending2 = await _deliveryRepository.GetPendingAsync(_tenantId);
// Assert - Same delivery should appear in both (idempotent read)
pending1.Should().ContainSingle(d => d.Id == delivery.Id);
pending2.Should().ContainSingle(d => d.Id == delivery.Id);
}
[Fact]
public async Task MarkOperations_AreIdempotent()
{
// Arrange
var delivery = CreateDelivery();
await _deliveryRepository.CreateAsync(delivery);
// Act - Mark as queued twice
var result1 = await _deliveryRepository.MarkQueuedAsync(_tenantId, delivery.Id);
var result2 = await _deliveryRepository.MarkQueuedAsync(_tenantId, delivery.Id);
// Assert - First should succeed, second may return false but shouldn't throw
result1.Should().BeTrue();
// Second call behavior depends on implementation (may be true or false)
// Verify delivery is still in correct state
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
fetched.Should().NotBeNull();
fetched!.Status.Should().Be(DeliveryStatus.Queued);
}
private DeliveryEntity CreateDelivery(
Guid? id = null,
string? recipient = null,
string? correlationId = null,
int maxAttempts = 3)
{
return new DeliveryEntity
{
Id = id ?? Guid.NewGuid(),
TenantId = _tenantId,
ChannelId = _channelId,
Recipient = recipient ?? "test@example.com",
EventType = "test.event",
EventPayload = """{"test": true}""",
Status = DeliveryStatus.Pending,
CorrelationId = correlationId,
MaxAttempts = maxAttempts
};
}
}

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// -----------------------------------------------------------------------------
// NotifyMigrationTests.cs
// Sprint: SPRINT_5100_0009_0009_notify_tests
// Task: NOTIFY-5100-009
// Description: Model S1 migration tests for Notify.Storage
// -----------------------------------------------------------------------------
using System.Reflection;
using Dapper;
using FluentAssertions;
using Npgsql;
using StellaOps.TestKit;
using Testcontainers.PostgreSql;
using Xunit;
namespace StellaOps.Notify.Storage.Postgres.Tests;
/// <summary>
/// Migration tests for Notify.Storage.
/// Implements Model S1 (Storage/Postgres) migration test requirements:
/// - Apply all migrations from scratch (fresh database)
/// - Apply migrations from N-1 (incremental application)
/// - Verify migration idempotency (apply twice → no error)
/// </summary>
[Trait("Category", TestCategories.Integration)]
[Trait("Category", "StorageMigration")]
public sealed class NotifyMigrationTests : IAsyncLifetime
{
private PostgreSqlContainer _container = null!;
public async Task InitializeAsync()
{
_container = new PostgreSqlBuilder()
.WithImage("postgres:16-alpine")
.WithDatabase("notify_migration_test")
.WithUsername("postgres")
.WithPassword("postgres")
.Build();
await _container.StartAsync();
}
public async Task DisposeAsync()
{
await _container.DisposeAsync();
}
[Fact]
public async Task ApplyMigrations_FromScratch_AllTablesCreated()
{
// Arrange
var connectionString = _container.GetConnectionString();
// Act - Apply all migrations from scratch
await ApplyAllMigrationsAsync(connectionString);
// Assert - Verify Notify tables exist
await using var connection = new NpgsqlConnection(connectionString);
await connection.OpenAsync();
var tables = await connection.QueryAsync<string>(
@"SELECT table_name FROM information_schema.tables
WHERE table_schema = 'notify'
ORDER BY table_name");
var tableList = tables.ToList();
// Verify core Notify tables exist
tableList.Should().Contain("deliveries", "deliveries table should exist");
tableList.Should().Contain("channels", "channels table should exist");
}
[Fact]
public async Task ApplyMigrations_FromScratch_AllMigrationsRecorded()
{
// Arrange
var connectionString = _container.GetConnectionString();
await ApplyAllMigrationsAsync(connectionString);
// Assert - Verify migrations are recorded
await using var connection = new NpgsqlConnection(connectionString);
await connection.OpenAsync();
var migrationsApplied = await connection.QueryAsync<string>(
"SELECT migration_id FROM __migrations ORDER BY applied_at");
var migrationList = migrationsApplied.ToList();
migrationList.Should().NotBeEmpty("migrations should be tracked");
}
[Fact]
public async Task ApplyMigrations_Twice_IsIdempotent()
{
// Arrange
var connectionString = _container.GetConnectionString();
// Act - Apply migrations twice
await ApplyAllMigrationsAsync(connectionString);
var applyAgain = async () => await ApplyAllMigrationsAsync(connectionString);
// Assert - Second application should not throw
await applyAgain.Should().NotThrowAsync(
"applying migrations twice should be idempotent");
// Verify migrations are not duplicated
await using var connection = new NpgsqlConnection(connectionString);
await connection.OpenAsync();
var migrationCount = await connection.ExecuteScalarAsync<int>(
"SELECT COUNT(*) FROM __migrations");
// Count unique migrations
var uniqueMigrations = await connection.ExecuteScalarAsync<int>(
"SELECT COUNT(DISTINCT migration_id) FROM __migrations");
migrationCount.Should().Be(uniqueMigrations,
"each migration should only be recorded once");
}
[Fact]
public async Task ApplyMigrations_VerifySchemaIntegrity()
{
// Arrange
var connectionString = _container.GetConnectionString();
await ApplyAllMigrationsAsync(connectionString);
// Assert - Verify indexes exist
await using var connection = new NpgsqlConnection(connectionString);
await connection.OpenAsync();
var indexes = await connection.QueryAsync<string>(
@"SELECT indexname FROM pg_indexes
WHERE schemaname = 'notify'
ORDER BY indexname");
var indexList = indexes.ToList();
indexList.Should().NotBeEmpty("notify schema should have indexes");
}
[Fact]
public async Task ApplyMigrations_IndividualMigrationsCanRollForward()
{
// Arrange
var connectionString = _container.GetConnectionString();
// Act - Apply migrations in sequence
var migrationFiles = GetMigrationFiles();
await using var connection = new NpgsqlConnection(connectionString);
await connection.OpenAsync();
// Create migration tracking table first
await connection.ExecuteAsync(@"
CREATE TABLE IF NOT EXISTS __migrations (
id SERIAL PRIMARY KEY,
migration_id TEXT NOT NULL UNIQUE,
applied_at TIMESTAMPTZ DEFAULT NOW()
)");
// Apply each migration in order
int appliedCount = 0;
foreach (var migrationFile in migrationFiles.OrderBy(f => f))
{
var migrationId = Path.GetFileName(migrationFile);
// Check if already applied
var alreadyApplied = await connection.ExecuteScalarAsync<int>(
"SELECT COUNT(*) FROM __migrations WHERE migration_id = @Id",
new { Id = migrationId });
if (alreadyApplied > 0)
continue;
// Apply migration
var sql = GetMigrationContent(migrationFile);
if (!string.IsNullOrWhiteSpace(sql))
{
await connection.ExecuteAsync(sql);
await connection.ExecuteAsync(
"INSERT INTO __migrations (migration_id) VALUES (@Id)",
new { Id = migrationId });
appliedCount++;
}
}
// Assert - Migrations should be applied (if any exist)
var totalMigrations = await connection.ExecuteScalarAsync<int>(
"SELECT COUNT(*) FROM __migrations");
totalMigrations.Should().BeGreaterThanOrEqualTo(0);
}
[Fact]
public async Task ApplyMigrations_ForeignKeyConstraintsValid()
{
// Arrange
var connectionString = _container.GetConnectionString();
await ApplyAllMigrationsAsync(connectionString);
// Assert - Verify foreign key constraints exist and are valid
await using var connection = new NpgsqlConnection(connectionString);
await connection.OpenAsync();
var foreignKeys = await connection.QueryAsync<string>(
@"SELECT tc.constraint_name
FROM information_schema.table_constraints tc
WHERE tc.constraint_type = 'FOREIGN KEY'
AND tc.table_schema = 'notify'
ORDER BY tc.constraint_name");
var fkList = foreignKeys.ToList();
// Foreign keys may or may not exist depending on schema design
fkList.Should().NotBeNull();
}
[Fact]
public async Task ApplyMigrations_DeliveriesTableHasRequiredColumns()
{
// Arrange
var connectionString = _container.GetConnectionString();
await ApplyAllMigrationsAsync(connectionString);
// Assert - Verify deliveries table has required columns
await using var connection = new NpgsqlConnection(connectionString);
await connection.OpenAsync();
var columns = await connection.QueryAsync<string>(
@"SELECT column_name FROM information_schema.columns
WHERE table_name = 'deliveries' AND table_schema = 'notify'
ORDER BY ordinal_position");
var columnList = columns.ToList();
if (columnList.Any())
{
columnList.Should().Contain("id", "deliveries table should have id column");
columnList.Should().Contain("tenant_id", "deliveries table should have tenant_id column");
columnList.Should().Contain("status", "deliveries table should have status column");
}
}
[Fact]
public async Task ApplyMigrations_NotifySchemaExists()
{
// Arrange
var connectionString = _container.GetConnectionString();
await ApplyAllMigrationsAsync(connectionString);
// Assert - Verify notify schema exists
await using var connection = new NpgsqlConnection(connectionString);
await connection.OpenAsync();
var schemaExists = await connection.ExecuteScalarAsync<int>(
@"SELECT COUNT(*) FROM information_schema.schemata
WHERE schema_name = 'notify'");
schemaExists.Should().Be(1, "notify schema should exist");
}
private async Task ApplyAllMigrationsAsync(string connectionString)
{
await using var connection = new NpgsqlConnection(connectionString);
await connection.OpenAsync();
// Create migration tracking table
await connection.ExecuteAsync(@"
CREATE TABLE IF NOT EXISTS __migrations (
id SERIAL PRIMARY KEY,
migration_id TEXT NOT NULL UNIQUE,
applied_at TIMESTAMPTZ DEFAULT NOW()
)");
// Get and apply all migrations
var migrationFiles = GetMigrationFiles();
foreach (var migrationFile in migrationFiles.OrderBy(f => f))
{
var migrationId = Path.GetFileName(migrationFile);
// Skip if already applied
var alreadyApplied = await connection.ExecuteScalarAsync<int>(
"SELECT COUNT(*) FROM __migrations WHERE migration_id = @Id",
new { Id = migrationId });
if (alreadyApplied > 0)
continue;
// Apply migration
var sql = GetMigrationContent(migrationFile);
if (!string.IsNullOrWhiteSpace(sql))
{
await connection.ExecuteAsync(sql);
await connection.ExecuteAsync(
"INSERT INTO __migrations (migration_id) VALUES (@Id)",
new { Id = migrationId });
}
}
}
private static IEnumerable<string> GetMigrationFiles()
{
var assembly = typeof(NotifyDataSource).Assembly;
var resourceNames = assembly.GetManifestResourceNames()
.Where(n => n.Contains("Migrations") && n.EndsWith(".sql"))
.OrderBy(n => n);
return resourceNames;
}
private static string GetMigrationContent(string resourceName)
{
var assembly = typeof(NotifyDataSource).Assembly;
using var stream = assembly.GetManifestResourceStream(resourceName);
if (stream == null)
return string.Empty;
using var reader = new StreamReader(stream);
return reader.ReadToEnd();
}
}

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// -----------------------------------------------------------------------------
// RetryStatePersistenceTests.cs
// Sprint: SPRINT_5100_0009_0009_notify_tests
// Task: NOTIFY-5100-011
// Description: Model S1 retry state persistence tests for Notify delivery storage
// -----------------------------------------------------------------------------
using FluentAssertions;
using Microsoft.Extensions.Logging.Abstractions;
using Microsoft.Extensions.Options;
using StellaOps.Notify.Storage.Postgres.Models;
using StellaOps.Notify.Storage.Postgres.Repositories;
using StellaOps.TestKit;
using Xunit;
namespace StellaOps.Notify.Storage.Postgres.Tests;
/// <summary>
/// Retry state persistence tests for Notify delivery storage operations.
/// Implements Model S1 (Storage/Postgres) test requirements:
/// - Failed notification → retry state saved
/// - Retry state persists across queries
/// - Retry on next poll behavior
/// </summary>
[Collection(NotifyPostgresCollection.Name)]
[Trait("Category", TestCategories.Integration)]
[Trait("Category", "RetryPersistence")]
public sealed class RetryStatePersistenceTests : IAsyncLifetime
{
private readonly NotifyPostgresFixture _fixture;
private NotifyDataSource _dataSource = null!;
private DeliveryRepository _deliveryRepository = null!;
private ChannelRepository _channelRepository = null!;
private readonly string _tenantId = Guid.NewGuid().ToString();
private Guid _channelId;
public RetryStatePersistenceTests(NotifyPostgresFixture fixture)
{
_fixture = fixture;
}
public async Task InitializeAsync()
{
await _fixture.ExecuteSqlAsync(
"TRUNCATE TABLE notify.audit, notify.deliveries, notify.digests, notify.channels RESTART IDENTITY CASCADE;");
var options = _fixture.Fixture.CreateOptions();
options.SchemaName = _fixture.SchemaName;
_dataSource = new NotifyDataSource(Options.Create(options), NullLogger<NotifyDataSource>.Instance);
_deliveryRepository = new DeliveryRepository(_dataSource, NullLogger<DeliveryRepository>.Instance);
_channelRepository = new ChannelRepository(_dataSource, NullLogger<ChannelRepository>.Instance);
// Create a channel for deliveries
_channelId = Guid.NewGuid();
await _channelRepository.CreateAsync(new ChannelEntity
{
Id = _channelId,
TenantId = _tenantId,
Name = "test-email",
ChannelType = ChannelType.Email,
Enabled = true
});
}
public Task DisposeAsync() => Task.CompletedTask;
[Fact]
public async Task MarkFailed_WithRetry_SavesNextRetryTime()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 3);
await _deliveryRepository.CreateAsync(delivery);
var retryDelay = TimeSpan.FromMinutes(5);
// Act
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Connection timeout", retryDelay);
// Assert
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
fetched.Should().NotBeNull();
fetched!.Attempt.Should().BeGreaterThan(0);
fetched.ErrorMessage.Should().Be("Connection timeout");
// If retry is scheduled (not yet exhausted attempts), should have next retry time
if (fetched.Status == DeliveryStatus.Pending)
{
fetched.NextRetryAt.Should().NotBeNull();
fetched.NextRetryAt.Should().BeAfter(DateTimeOffset.UtcNow);
}
}
[Fact]
public async Task MarkFailed_AttemptsExhausted_StatusIsFailed()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 1);
await _deliveryRepository.CreateAsync(delivery);
// Act - Fail once (exhausts max attempts)
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Permanent failure", TimeSpan.Zero);
// Assert
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
fetched.Should().NotBeNull();
fetched!.Status.Should().Be(DeliveryStatus.Failed);
fetched.FailedAt.Should().NotBeNull();
fetched.ErrorMessage.Should().Be("Permanent failure");
}
[Fact]
public async Task RetryState_PersistsAcrossQueries()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 5);
await _deliveryRepository.CreateAsync(delivery);
var retryDelay = TimeSpan.FromMinutes(10);
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Transient error", retryDelay);
// Act - Query multiple times
var fetched1 = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
var fetched2 = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
var fetched3 = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
// Assert - All queries should return same retry state
fetched1!.Attempt.Should().Be(fetched2!.Attempt);
fetched2.Attempt.Should().Be(fetched3!.Attempt);
fetched1.ErrorMessage.Should().Be(fetched2.ErrorMessage);
fetched2.ErrorMessage.Should().Be(fetched3.ErrorMessage);
fetched1.NextRetryAt.Should().Be(fetched2.NextRetryAt);
fetched2.NextRetryAt.Should().Be(fetched3.NextRetryAt);
}
[Fact]
public async Task MultipleFailures_AttemptCountIncreases()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 5);
await _deliveryRepository.CreateAsync(delivery);
// Act - Fail multiple times
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Error 1", TimeSpan.FromSeconds(1));
var afterFirst = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
// Wait for retry window if needed
if (afterFirst!.Status == DeliveryStatus.Pending && afterFirst.NextRetryAt.HasValue)
{
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Error 2", TimeSpan.FromSeconds(1));
}
// Assert
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
fetched.Should().NotBeNull();
fetched!.Attempt.Should().BeGreaterThanOrEqualTo(1);
}
[Fact]
public async Task GetPending_IncludesRetryableDeliveries()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 3);
await _deliveryRepository.CreateAsync(delivery);
// Fail with short retry delay
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Transient error", TimeSpan.Zero);
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
// Act - Query pending deliveries (should include retryable ones)
if (fetched!.Status == DeliveryStatus.Pending)
{
var pending = await _deliveryRepository.GetPendingAsync(_tenantId);
// Assert - Delivery should be in pending list if retry time has passed
if (fetched.NextRetryAt == null || fetched.NextRetryAt <= DateTimeOffset.UtcNow)
{
pending.Should().Contain(d => d.Id == delivery.Id);
}
}
}
[Fact]
public async Task ErrorMessage_PreservedAfterRetry()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 3);
await _deliveryRepository.CreateAsync(delivery);
var errorMessage = "SMTP connection refused: 10.0.0.1:587";
// Act
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, errorMessage, TimeSpan.FromMinutes(5));
// Assert
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
fetched.Should().NotBeNull();
fetched!.ErrorMessage.Should().Be(errorMessage);
}
[Fact]
public async Task SuccessfulDelivery_ClearsRetryState()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 3);
await _deliveryRepository.CreateAsync(delivery);
// Fail first
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Transient error", TimeSpan.FromMinutes(1));
// Then succeed
await _deliveryRepository.MarkQueuedAsync(_tenantId, delivery.Id);
await _deliveryRepository.MarkSentAsync(_tenantId, delivery.Id);
await _deliveryRepository.MarkDeliveredAsync(_tenantId, delivery.Id);
// Assert
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
fetched.Should().NotBeNull();
fetched!.Status.Should().Be(DeliveryStatus.Delivered);
fetched.DeliveredAt.Should().NotBeNull();
}
[Fact]
public async Task MultipleDeliveries_RetryStatesAreIndependent()
{
// Arrange
var delivery1 = CreateDelivery(maxAttempts: 3, recipient: "user1@example.com");
var delivery2 = CreateDelivery(maxAttempts: 3, recipient: "user2@example.com");
await _deliveryRepository.CreateAsync(delivery1);
await _deliveryRepository.CreateAsync(delivery2);
// Act - Fail delivery1, succeed delivery2
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery1.Id, "Error for user1", TimeSpan.FromMinutes(5));
await _deliveryRepository.MarkQueuedAsync(_tenantId, delivery2.Id);
await _deliveryRepository.MarkSentAsync(_tenantId, delivery2.Id);
await _deliveryRepository.MarkDeliveredAsync(_tenantId, delivery2.Id);
// Assert
var fetched1 = await _deliveryRepository.GetByIdAsync(_tenantId, delivery1.Id);
var fetched2 = await _deliveryRepository.GetByIdAsync(_tenantId, delivery2.Id);
fetched1!.ErrorMessage.Should().Be("Error for user1");
fetched2!.Status.Should().Be(DeliveryStatus.Delivered);
fetched2.ErrorMessage.Should().BeNull();
}
[Fact]
public async Task GetByStatus_ReturnsPendingWithRetries()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 5);
await _deliveryRepository.CreateAsync(delivery);
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Transient", TimeSpan.Zero);
var fetched = await _deliveryRepository.GetByIdAsync(_tenantId, delivery.Id);
// Act - Query by pending status
if (fetched!.Status == DeliveryStatus.Pending)
{
var pending = await _deliveryRepository.GetByStatusAsync(_tenantId, DeliveryStatus.Pending);
// Assert
pending.Should().Contain(d => d.Id == delivery.Id);
var foundDelivery = pending.First(d => d.Id == delivery.Id);
foundDelivery.Attempt.Should().BeGreaterThan(0);
}
}
[Fact]
public async Task GetByStatus_ReturnsFailed()
{
// Arrange
var delivery = CreateDelivery(maxAttempts: 1);
await _deliveryRepository.CreateAsync(delivery);
await _deliveryRepository.MarkFailedAsync(_tenantId, delivery.Id, "Permanent failure", TimeSpan.Zero);
// Act
var failed = await _deliveryRepository.GetByStatusAsync(_tenantId, DeliveryStatus.Failed);
// Assert
failed.Should().Contain(d => d.Id == delivery.Id);
var foundDelivery = failed.First(d => d.Id == delivery.Id);
foundDelivery.FailedAt.Should().NotBeNull();
foundDelivery.ErrorMessage.Should().Be("Permanent failure");
}
private DeliveryEntity CreateDelivery(int maxAttempts = 3, string? recipient = null)
{
return new DeliveryEntity
{
Id = Guid.NewGuid(),
TenantId = _tenantId,
ChannelId = _channelId,
Recipient = recipient ?? "test@example.com",
EventType = "test.event",
EventPayload = """{"test": true}""",
Status = DeliveryStatus.Pending,
MaxAttempts = maxAttempts
};
}
}

View File

@@ -12,9 +12,11 @@
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Dapper" Version="2.1.35" />
<PackageReference Include="FluentAssertions" Version="6.12.0" />
<PackageReference Include="Moq" Version="4.20.70" />
<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.0" />
<PackageReference Include="Testcontainers.PostgreSql" Version="4.3.0" />
<PackageReference Include="xunit" Version="2.9.2" />
<PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>