feat: Add new unit tests, domain exceptions, documentation, and various build artifacts across multiple services.

services/order-service-net/tests/OrderService.FunctionalTests/Controllers/SamplesControllerTests.cs

@@ -0,0 +1,80 @@
+using System.Net;
+using System.Net.Http.Json;
+using FluentAssertions;
+using Microsoft.AspNetCore.Mvc.Testing;
+using Xunit;
+
+namespace MyService.FunctionalTests.Controllers;
+
+/// <summary>
+/// EN: Functional tests for Samples API endpoints.
+/// VI: Functional tests cho các endpoints API Samples.
+/// </summary>
+public class SamplesControllerTests : IClassFixture<CustomWebApplicationFactory>
+{
+    private readonly HttpClient _client;
+
+    public SamplesControllerTests(CustomWebApplicationFactory factory)
+    {
+        _client = factory.CreateClient(new WebApplicationFactoryClientOptions
+        {
+            AllowAutoRedirect = false
+        });
+    }
+
+    [Fact]
+    public async Task GetSamples_ShouldReturnOkWithEmptyList()
+    {
+        // Act
+        var response = await _client.GetAsync("/api/v1/samples");
+
+        // Assert
+        response.StatusCode.Should().Be(HttpStatusCode.OK);
+        var content = await response.Content.ReadFromJsonAsync<ApiResponse<List<object>>>();
+        content?.Success.Should().BeTrue();
+    }
+
+    [Fact]
+    public async Task CreateSample_WithValidData_ShouldReturnCreated()
+    {
+        // Arrange
+        var request = new { Name = "Test Sample", Description = "Test Description" };
+
+        // Act
+        var response = await _client.PostAsJsonAsync("/api/v1/samples", request);
+
+        // Assert
+        response.StatusCode.Should().Be(HttpStatusCode.Created);
+        var content = await response.Content.ReadFromJsonAsync<ApiResponse<CreateSampleResult>>();
+        content?.Success.Should().BeTrue();
+        content?.Data?.Id.Should().NotBeEmpty();
+    }
+
+    [Fact]
+    public async Task GetSample_WithInvalidId_ShouldReturnNotFound()
+    {
+        // Arrange
+        var invalidId = Guid.NewGuid();
+
+        // Act
+        var response = await _client.GetAsync($"/api/v1/samples/{invalidId}");
+
+        // Assert
+        response.StatusCode.Should().Be(HttpStatusCode.NotFound);
+    }
+
+    [Fact]
+    public async Task HealthCheck_ShouldReturnHealthy()
+    {
+        // Act
+        var response = await _client.GetAsync("/health/live");
+
+        // Assert
+        response.StatusCode.Should().Be(HttpStatusCode.OK);
+    }
+
+    // EN: Helper DTOs for deserialization
+    // VI: Helper DTOs để deserialize
+    private record ApiResponse<T>(bool Success, T? Data);
+    private record CreateSampleResult(Guid Id);
+}