[Task-2] Makhliyo Ablakulova

README.md

@@ -1 +1,17 @@
-# TodoService
+## Todo application
+
+**Requirements and additional updates**
+- BLL and DAL layers are added, main TodoApiDTO is renamed to Todo.
+- Unit tests are written for Todo: controllers and Todo.BLL: services
+- Added swagger and implemented MS SQL, appsettings.json are updated
+- Implemented Automapper and repository pattern
+- Added exceptions model for API error handling
+- Updated TodoItemDTO model, added separate DTO models for create and update operations
+
+**Layers/folder structure and unit tests**
+
+![folders_tests](https://github.com/ebushuev/VelvetechTestTask/assets/84620072/c5aa40d2-5d64-4527-b1d7-fbed16207189)
+
+**Live application on Swagger**
+
+![swagger](https://github.com/ebushuev/VelvetechTestTask/assets/84620072/99a9f0e2-2cd0-4328-9af7-2d53f0269aff)

Todo.BLL.Tests/Todo.BLL.Tests.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
+    <PackageReference Include="Moq" Version="4.18.4" />
+    <PackageReference Include="xunit" Version="2.4.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="coverlet.collector" Version="3.1.2">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Todo.BLL\Todo.BLL.csproj" />
+    <ProjectReference Include="..\Todo.DAL\Todo.DAL.csproj" />
+  </ItemGroup>
+
+</Project>

Todo.BLL.Tests/TodoItemServiceTests.cs

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+using Moq;
+using Todo.BLL.Interfaces;
+using Todo.BLL.Services;
+using Todo.DAL;
+using Todo.DAL.Entities;
+using Xunit;
+
+namespace Todo.BLL.Tests;
+
+public class TodoItemServiceTests
+{
+    private readonly Mock<IRepository<TodoItem>> repositoryMock;
+    private readonly ITodoItemService todoItemService;
+
+    public TodoItemServiceTests()
+    {
+        repositoryMock = new Mock<IRepository<TodoItem>>();
+        todoItemService = new TodoItemService(repositoryMock.Object);
+    }
+
+    [Fact]
+    public async Task GetTodoItemsAsync_ShouldReturnAllTodoItems()
+    {
+        // Arrange
+        repositoryMock.Setup(repo => repo.GetAll(false)).ReturnsAsync(GetTestTodoItems());
+
+        // Act
+        var todoItems = await todoItemService.GetTodoItemsAsync(false);
+
+        // Assert
+        repositoryMock.Verify(t => t.GetAll(false));
+        Assert.NotNull(todoItems);
+    }
+
+    [Fact]
+    public async Task GetTodoItemAsync_ShouldReturnTodoItemById()
+    {
+        // Arrange
+        var todoItems = GetTestTodoItems();
+        var id = todoItems[0].Id;
+
+        repositoryMock.Setup(repo => repo.GetByCondition(l => l.Id == id, false)).ReturnsAsync(todoItems[0]);
+
+        // Act
+        var result = await todoItemService.GetTodoItemAsync(id, false);
+
+        // Assert
+        Assert.Equal(todoItems[0], result);
+    }
+
+    [Fact]
+    public async Task CreateToDoItemAsync_ShouldAddNewTodoItem()
+    {
+        // Arrange
+        var todoItem = GetTestTodoItems()[0];
+
+        // Act
+        await todoItemService.CreateToDoItemAsync(todoItem);
+
+        // Assert
+        repositoryMock.Verify(t => t.Create(It.IsAny<TodoItem>()));
+        repositoryMock.Verify(t => t.SaveChanges());
+    }
+
+    [Fact]
+    public async Task UpdateTodoItemAsync_ShouldUpdateTodoItem_CallOnce()
+    {
+        // Arrange
+        var todoItem = GetTestTodoItems()[0];
+
+        // Act
+        await todoItemService.UpdateTodoItemAsync(todoItem);
+
+        // Assert
+        repositoryMock.Verify(t => t.Update(todoItem), Times.Once);
+        repositoryMock.Verify(t => t.SaveChanges());
+    }
+
+    [Fact]
+    public async Task DeleteTodoItemAsync_ShouldDeleteTodoItem_CallOnce()
+    {
+        // Arrange
+        var todoItem = GetTestTodoItems()[0];
+
+        // Act
+        await todoItemService.DeleteTodoItemAsync(todoItem);
+
+        // Assert
+        repositoryMock.Verify(t => t.Delete(todoItem), Times.Once);
+        repositoryMock.Verify(t => t.SaveChanges());
+    }
+
+    private List<TodoItem> GetTestTodoItems()
+    {
+        return new List<TodoItem>
+        {
+            new TodoItem { Id = Guid.NewGuid(), Name = "Buy groceries", IsComplete = false },
+            new TodoItem { Id = Guid.NewGuid(), Name = "Do laundry", IsComplete = true },
+            new TodoItem { Id = Guid.NewGuid(), Name = "Read a book", IsComplete = false }
+        };
+    }
+
+}