Create tests for ToDoItemSearchService

tests/Clean.Architecture.UnitTests/Core/Services/ToDoItemSearchServiceTests.cs

@@ -0,0 +1,60 @@
+using Ardalis.Result;
+using Ardalis.Specification;
+using Clean.Architecture.Core.Interfaces;
+using Clean.Architecture.Core.ProjectAggregate;
+using Clean.Architecture.Core.Services;
+using Clean.Architecture.SharedKernel.Interfaces;
+using Moq;
+using Xunit;
+
+namespace Clean.Architecture.UnitTests.Core.Services;
+
+public class ToDoItemSearchServiceTests
+{
+  private readonly IToDoItemSearchService _service;
+  private readonly Mock<IRepository<Project>> _mockRepo = new();
+
+  public ToDoItemSearchServiceTests()
+  {
+    _service = new ToDoItemSearchService(_mockRepo.Object);
+
+  }
+
+  [Fact]
+  public async Task ReturnsValidationErrors()
+  {
+    var projects = await _service.GetAllIncompleteItemsAsync(0, string.Empty);
+
+    Assert.NotEmpty(projects.ValidationErrors);
+  }
+
+  [Fact]
+  public async Task ReturnsProjectNotFound()
+  {
+    var projects = await _service.GetAllIncompleteItemsAsync(100, "Hello");
+
+    Assert.Equal(ResultStatus.NotFound, projects.Status);
+  }
+
+  [Fact]
+  public async Task ReturnsAllIncompleteItems()
+  {
+    var title = "Some Title";
+    var project = new Project("Cool Project", PriorityStatus.Backlog);
+
+    project.AddItem(new ToDoItem
+    {
+      Title = title,
+      Description = "Some Description"
+    });
+
+    _mockRepo.Setup(x => x.FirstOrDefaultAsync(It.IsAny<ISpecification<Project>>(), It.IsAny<CancellationToken>()))
+      .ReturnsAsync(project);
+
+    var projects = await _service.GetAllIncompleteItemsAsync(1, title);
+
+    Assert.Empty(projects.ValidationErrors);
+    Assert.Equal(projects.Value.First().Title, title);
+    Assert.Equal(project.Items.Count(), projects.Value.Count);
+  }
+}