search and ai stabilization work, localization stablized.

src/Scanner/__Tests/StellaOps.Scanner.WebService.Tests/SliceLocalizationEndpointsTests.cs

@@ -0,0 +1,42 @@
+using System.Net;
+using System.Net.Http.Json;
+using System.Text.Json;
+using StellaOps.Auth.Abstractions;
+using StellaOps.Scanner.WebService.Endpoints;
+using StellaOps.TestKit;
+
+namespace StellaOps.Scanner.WebService.Tests;
+
+public sealed class SliceLocalizationEndpointsTests
+{
+    [Trait("Category", TestCategories.Unit)]
+    [Fact]
+    public async Task QuerySlice_WithoutScanId_WithGermanLocale_ReturnsLocalizedError()
+    {
+        await using var factory = ScannerApplicationFactory.CreateLightweight().WithOverrides(
+            configureConfiguration: static config =>
+            {
+                config["scanner:authority:enabled"] = "false";
+            });
+        await factory.InitializeAsync();
+        using var client = factory.CreateClient();
+
+        using var request = new HttpRequestMessage(HttpMethod.Post, "/api/slices/query")
+        {
+            Content = JsonContent.Create(new SliceQueryRequestDto
+            {
+                CveId = "CVE-2024-1234"
+            })
+        };
+        request.Headers.TryAddWithoutValidation(StellaOpsHttpHeaderNames.Tenant, "tenant-a");
+        request.Headers.TryAddWithoutValidation("X-Locale", "de-DE");
+
+        var response = await client.SendAsync(request);
+        var content = await response.Content.ReadAsStringAsync();
+
+        Assert.Equal(HttpStatusCode.BadRequest, response.StatusCode);
+
+        using var payload = JsonDocument.Parse(content);
+        Assert.Equal("scanId ist erforderlich", payload.RootElement.GetProperty("error").GetString());
+    }
+}