Premiere commit - Omika

2026-10-23 18:46:50 +02:00
commit 8ea76c1b24
2155 changed files with 984301 additions and 0 deletions
@@ -0,0 +1,67 @@
+using Microsoft.Extensions.Options;
+using Omika.Diagnostics.Import;
+using Omika.Diagnostics.Tests.Fakes;
+
+namespace Omika.Diagnostics.Tests;
+
+/// <summary>§52 — Fail-open PostgreSQL : l'importeur survit, backoff, JSONL intact, checkpoint non avancé.</summary>
+public class DiagnosticImporterFailOpenTests
+{
+    [Fact]
+    public async Task RepositoryDown_ReturnsRetryable_AndDoesNotAdvanceCheckpoint()
+    {
+        var source = new FakeDiagnosticJsonlSource(new[]
+        {
+            DiagnosticTestData.Record(Guid.NewGuid(), "A"),
+            DiagnosticTestData.Record(Guid.NewGuid(), "B")
+        });
+
+        var importer = new DiagnosticImporter(
+            source,
+            new ThrowingDiagnosticRepository(),
+            Options.Create(new DiagnosticImportOptions { BatchSize = 100 }));
+
+        DiagnosticImportResult result = await importer.ImportOnceAsync();
+
+        Assert.False(result.Succeeded);
+        Assert.True(result.Retryable);
+        Assert.Equal("InvalidOperationException", result.Error);
+
+        // Le checkpoint n'a PAS avancé : le JSONL reste intact et sera relu.
+        Assert.Equal(0, source.CommitCount);
+        Assert.Null(source.LoadCheckpoint());
+    }
+
+    [Fact]
+    public async Task RepositoryDown_NextPassReadsSameRecords()
+    {
+        var source = new FakeDiagnosticJsonlSource(new[]
+        {
+            DiagnosticTestData.Record(Guid.NewGuid(), "A")
+        });
+
+        var importer = new DiagnosticImporter(
+            source,
+            new ThrowingDiagnosticRepository(),
+            Options.Create(new DiagnosticImportOptions { BatchSize = 100 }));
+
+        await importer.ImportOnceAsync();
+        await importer.ImportOnceAsync();
+
+        // Toujours 0 commit : reprise idempotente, jamais de perte de données.
+        Assert.Equal(0, source.CommitCount);
+    }
+
+    [Fact]
+    public async Task Backoff_IsBoundedExponential_NoCpuSpin()
+    {
+        var options = new DiagnosticImportOptions { RetryDelaySeconds = 5, MaxRetryDelaySeconds = 300 };
+
+        TimeSpan first = DiagnosticBackoff.Compute(options, 1);
+        TimeSpan second = DiagnosticBackoff.Compute(options, 2);
+        TimeSpan capped = DiagnosticBackoff.Compute(options, 1000);
+
+        Assert.True(second > first);
+        Assert.True(capped <= TimeSpan.FromSeconds(options.MaxRetryDelaySeconds));
+    }
+}