Initial code commit.

Sufi.Demo.PeopleDirectory.UnitTests/Contacts/DeleteContactCommandHandlerTests.cs

@@ -0,0 +1,57 @@
+using Microsoft.Extensions.Logging;
+using Moq;
+using Sufi.Demo.PeopleDirectory.Application.Contracts.Repositories;
+using Sufi.Demo.PeopleDirectory.Application.Contracts.Services;
+using Sufi.Demo.PeopleDirectory.Application.Features.Contacts.Commands;
+using Sufi.Demo.PeopleDirectory.Domain.Entities.Misc;
+
+namespace Sufi.Demo.PeopleDirectory.UnitTests.Contacts
+{
+    public class DeleteContactCommandHandlerTests
+    {
+        private readonly Mock<IUnitOfWork<int>> _unitOfWorkMock;
+		private readonly Mock<ILogger<DeleteContactCommandHandler>> _loggerMock = new();
+		private readonly Mock<IAppCache> _appCacheMock = new();
+		private readonly DeleteContactCommandHandler _handler;
+
+        public DeleteContactCommandHandlerTests()
+        {
+            _unitOfWorkMock = new Mock<IUnitOfWork<int>>();
+            _handler = new DeleteContactCommandHandler(_unitOfWorkMock.Object, _loggerMock.Object, _appCacheMock.Object);
+        }
+
+        [Fact]
+        public async Task Handle_ShouldDeleteContact_WhenContactExists()
+        {
+            // Arrange
+            var command = new DeleteContactCommand { Id = 1 };
+            var existingContact = new Contact { Id = 1 };
+            _unitOfWorkMock.Setup(u => u.Repository<Contact>().GetByIdAsync(1)).ReturnsAsync(existingContact);
+            _unitOfWorkMock.Setup(u => u.Repository<Contact>().DeleteAsync(existingContact)).Returns(Task.CompletedTask);
+            _unitOfWorkMock.Setup(u => u.Commit(It.IsAny<CancellationToken>())).ReturnsAsync(1);
+
+            // Act
+            var result = await _handler.Handle(command, CancellationToken.None);
+
+            // Assert
+            Assert.True(result.Succeeded);
+            Assert.Empty(result.Messages); // Success messages are empty in this implementation
+        }
+
+        [Fact]
+        public async Task Handle_ShouldFailToDeleteContact_WhenContactDoesNotExist()
+        {
+            // Arrange
+            var command = new DeleteContactCommand { Id = 1 };
+			Contact? existingContact = null;
+			_unitOfWorkMock.Setup(u => u.Repository<Contact>().GetByIdAsync(1)).ReturnsAsync(existingContact);
+
+            // Act
+            var result = await _handler.Handle(command, CancellationToken.None);
+
+            // Assert
+            Assert.False(result.Succeeded);
+            Assert.Equal("No data to delete.", result.Messages[0]);
+        }
+    }
+}