Assert Gemini options binding in GenAIExtensionsTests

Author: ANcpLua

SWEN3.Paperless.RabbitMq.Tests/Unit/GenAIExtensionsTests.cs

@@ -10,7 +10,12 @@ public void AddPaperlessGenAI_RegistersServices()
     {
         var services = new ServiceCollection();
         var configuration = new ConfigurationBuilder()
-            .AddInMemoryCollection(new Dictionary<string, string?> { ["Gemini:ApiKey"] = "test-key" })
+            .AddInMemoryCollection(new Dictionary<string, string?>
+            {
+                ["Gemini:ApiKey"] = "test-key",
+                ["Gemini:Model"] = "gemini-2.0-flash",
+                ["Gemini:TimeoutSeconds"] = "15"
+            })
             .Build();
 
         services.AddPaperlessGenAI(configuration);
@@ -19,5 +24,15 @@ public void AddPaperlessGenAI_RegistersServices()
         services.Should().Contain(sd => sd.ServiceType == typeof(ITextSummarizer));
         services.Should().Contain(sd =>
             sd.ServiceType == typeof(IHostedService) && sd.ImplementationType == typeof(GenAIWorker));
+
+        using var provider = services.BuildServiceProvider();
+
+        var options = provider.GetRequiredService<IOptions<GeminiOptions>>().Value;
+        options.ApiKey.Should().Be("test-key");
+        options.Model.Should().Be("gemini-2.0-flash");
+        options.TimeoutSeconds.Should().Be(15);
+
+        var summarizer = provider.GetRequiredService<ITextSummarizer>();
+        summarizer.Should().NotBeNull();
     }
 }