feat: consume transactional email notifications

Add contract validation, SMTP delivery results, terminal failure context, neutral development seeding, and local Docker setup. Ref: IT-1033
2026-08-04 12:32:28 +03:00
parent b8435ac07b
commit 2757869176
37 changed files with 1465 additions and 122 deletions
@@ -0,0 +1,30 @@
+namespace HrynCo.NotificationService.Services.Tests.EmailProcessing;
+
+using HrynCo.NotificationService.DAL.Abstract.Repositories;
+using HrynCo.NotificationService.Worker.Services.EmailProcessing;
+using NSubstitute;
+
+public sealed class EmailTemplateServiceTests
+{
+    [Fact]
+    public async Task GetAsync_WhenRequestedLanguageDoesNotExist_DoesNotSilentlyFallback()
+    {
+        IEmailTemplateRepository repository = Substitute.For<IEmailTemplateRepository>();
+        var service = new EmailTemplateService(repository);
+
+        InvalidOperationException exception = await Assert.ThrowsAsync<InvalidOperationException>(
+            () => service.GetAsync("StoreMate-Prod", "EmailVerification", "UK", CancellationToken.None));
+
+        Assert.Contains("language='uk'", exception.Message);
+        await repository.Received(1).GetAsync(
+            "StoreMate-Prod",
+            "EmailVerification",
+            "uk",
+            CancellationToken.None);
+        await repository.DidNotReceive().GetAsync(
+            "StoreMate-Prod",
+            "EmailVerification",
+            "en",
+            Arg.Any<CancellationToken>());
+    }
+}