Added Web layer additional tests

Author: codebytes

UnitTestingDemo/UnitTestingDemo.Data.Tests/Adapters/BookEntityDomainAdapterTests.cs

@@ -15,6 +15,19 @@ public void TestInitialize()
             _bookEntityDomainAdapter = new BookEntityDomainAdapter();
         }
 
+        [TestMethod]
+        public void Adapt_NullItem_ReturnsNull()
+        {
+            //Arrange
+            BookEntity bookEntity = null;
+
+            //Act
+            var book = _bookEntityDomainAdapter.Adapt(bookEntity);
+
+            //Assert
+            Assert.IsNull(book);
+        }
+
         [TestMethod]
         public void Adapt_Id_IsEqual()
         {

UnitTestingDemo/UnitTestingDemo.Data/Adapters/BookDomainEntityAdapter.cs

@@ -9,12 +9,14 @@ public class BookDomainEntityAdapter : IBookDomainEntityAdapter
     {
         public BookEntity Adapt(Book book)
         {
-            return new BookEntity
-            {
-                Id = book.Id,
-                Title = book.Title,
-                Author = book.Title
-            };
+            return book == null 
+                ? null 
+                : new BookEntity
+                    {
+                        Id = book.Id,
+                        Title = book.Title,
+                        Author = book.Title
+                    };
         }
     }
 }

UnitTestingDemo/UnitTestingDemo.Data/Adapters/BookEntityDomainAdapter.cs

@@ -9,22 +9,14 @@ public class BookEntityDomainAdapter : IBookEntityDomainAdapter
     {
         public Book Adapt(BookEntity bookEntity)
         {
-            return new Book
-            {
-                Id = bookEntity.Id,
-                Title = bookEntity.Title,
-                Author = bookEntity.Author
-            };
-        }
-
-        public BookEntity FromDomain(Book book)
-        {
-            return new BookEntity
-            {
-                Id = book.Id,
-                Title = book.Title,
-                Author = book.Title
-            };
+            return bookEntity == null
+                ? null
+                : new Book
+                    {
+                        Id = bookEntity.Id,
+                        Title = bookEntity.Title,
+                        Author = bookEntity.Author
+                    };
         }
     }
 }

UnitTestingDemo/UnitTestingDemo.Data/BookRepository.cs

@@ -25,7 +25,7 @@ public IList<BookEntity> GetAll()
 
         public BookEntity GetById(int id)
         {
-            throw new NotImplementedException();
+            return _bookContext.Books.FirstOrDefault(x => x.Id == id);
         }
 
         public void Save(BookEntity saveThis)

UnitTestingDemo/UnitTestingDemo.Data/Contexts/BookContext.cs

@@ -11,5 +11,4 @@ public BookContext(DbContextOptions<BookContext> options)
 
         public DbSet<BookEntity> Books { get; set; }
     }
-
 }

UnitTestingDemo/UnitTestingDemo.Services.Tests/BookServiceTests.cs

@@ -62,5 +62,42 @@ public void GetAll_ItemsInRepository_CallsAdapterSameNumberOfTimes()
             _mockBookEntityDomainAdapter.Verify(x=>x.Adapt(It.IsAny<BookEntity>()),
                 Times.Exactly(sampleData.Count));
         }
+
+        [TestMethod]
+        public void GetById_ItemsInRepository_ReturnsItem()
+        {
+            //arrange
+            var bookEntity = new BookEntity();
+            _mockBookRepository.Setup(x => x.GetById(It.IsAny<int>()))
+                .Returns(bookEntity);
+            _mockBookEntityDomainAdapter.Setup(x => x.Adapt(It.IsAny<BookEntity>()))
+                .Returns(new Book());
+            int id = 1;
+
+            //act
+            var result = _bookService.GetById(id);
+            
+            //assert
+            Assert.IsNotNull(result);
+        }
+
+        [TestMethod]
+        public void GetById_NoItem_ReturnsNull()
+        {
+            //arrange
+            var bookEntity = new BookEntity();
+            _mockBookRepository.Setup(x => x.GetById(It.IsAny<int>()))
+                .Returns(bookEntity);
+            _mockBookEntityDomainAdapter.Setup(x => x.Adapt(It.IsAny<BookEntity>()))
+                .Returns(new Book());
+            int id = 1;
+
+            //act
+            var result = _bookService.GetById(id);
+
+            //assert
+            Assert.IsNotNull(result);
+        }
+
     }
 }

UnitTestingDemo/UnitTestingDemo.Services/BookService.cs

@@ -22,5 +22,10 @@ public IEnumerable<Book> GetAll()
         {
             return _bookRepository.GetAll().Select(b=>_bookEntityDomainAdapter.Adapt(b));
         }
+
+        public Book GetById(int id)
+        {
+            return _bookEntityDomainAdapter.Adapt(_bookRepository.GetById(id));
+        }
     }
 }

UnitTestingDemo/UnitTestingDemo.Services/Interfaces/IBookService.cs

@@ -8,5 +8,6 @@ namespace UnitTestingDemo.Services.Interfaces
     public interface IBookService
     {
         IEnumerable<Book> GetAll();
+        Book GetById(int id);
     }
 }

UnitTestingDemo/UnitTestingDemo/Controllers/BookController.cs

@@ -0,0 +1,102 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using UnitTestingDemo.Models;
+using UnitTestingDemo.Services.Interfaces;
+
+namespace UnitTestingDemo.Controllers
+{
+    public class BookController : Controller
+    {
+        private readonly IBookService _bookService;
+
+        public BookController(IBookService bookService)
+        {
+            _bookService = bookService;
+        }
+        // GET: Book
+        public ActionResult Index()
+        {
+            var bookListViewModel = new BookListViewModel {Books = _bookService.GetAll()};
+            return View(bookListViewModel);
+        }
+
+        // GET: Book/Details/5
+        public ActionResult Details(int id)
+        {
+            return View();
+        }
+
+        // GET: Book/Create
+        public ActionResult Create()
+        {
+            return View();
+        }
+
+        // POST: Book/Create
+        [HttpPost]
+        [ValidateAntiForgeryToken]
+        public ActionResult Create(IFormCollection collection)
+        {
+            try
+            {
+                // TODO: Add insert logic here
+
+                return RedirectToAction(nameof(Index));
+            }
+            catch
+            {
+                return View();
+            }
+        }
+
+        // GET: Book/Edit/5
+        public ActionResult Edit(int id)
+        {
+            return View();
+        }
+
+        // POST: Book/Edit/5
+        [HttpPost]
+        [ValidateAntiForgeryToken]
+        public ActionResult Edit(int id, IFormCollection collection)
+        {
+            try
+            {
+                // TODO: Add update logic here
+
+                return RedirectToAction(nameof(Index));
+            }
+            catch
+            {
+                return View();
+            }
+        }
+
+        // GET: Book/Delete/5
+        public ActionResult Delete(int id)
+        {
+            return View();
+        }
+
+        // POST: Book/Delete/5
+        [HttpPost]
+        [ValidateAntiForgeryToken]
+        public ActionResult Delete(int id, IFormCollection collection)
+        {
+            try
+            {
+                // TODO: Add delete logic here
+
+                return RedirectToAction(nameof(Index));
+            }
+            catch
+            {
+                return View();
+            }
+        }
+    }
+}

UnitTestingDemo/UnitTestingDemo/Models/BookListViewModel.cs

@@ -0,0 +1,10 @@
+using System.Collections.Generic;
+using UnitTestingDemo.Domain;
+
+namespace UnitTestingDemo.Models
+{
+    public class BookListViewModel
+    {
+        public IEnumerable<Book> Books { get; set; }
+    }
+}