public void GetAllShouldReturnTodos()
{
var data = new List<Todo>
{
new Todo {Id = 1},
new Todo {Id = 2},
new Todo {Id = 3},
}.AsQueryable();
var mockSet = new Mock<DbSet<Todo>>();
mockSet.As<IQueryable<Todo>>().Setup(m => m.Provider).Returns(data.Provider);
mockSet.As<IQueryable<Todo>>().Setup(m => m.Expression).Returns(data.Expression);
mockSet.As<IQueryable<Todo>>().Setup(m => m.ElementType).Returns(data.ElementType);
mockSet.As<IQueryable<Todo>>().Setup(m => m.GetEnumerator()).Returns(data.GetEnumerator());
var mockContext = new Mock<ApplicationDbContext>();
mockContext.Setup(c => c.Todos).Returns(mockSet.Object);
var service = new TodoRepository(mockContext.Object);
var todos = service.GetAll().ToList();
Assert.AreEqual(3, todos.Count);
Assert.AreEqual(1, todos[0].Id);
Assert.AreEqual(2, todos[1].Id);
Assert.AreEqual(3, todos[2].Id);
}
public void AddShuldCallAddAndSaveChanges()
{
var mockSet = new Mock<DbSet<Todo>>();
var mockContext = new Mock<ApplicationDbContext>();
mockContext.Setup(m => m.Todos).Returns(mockSet.Object);
var service = new TodoRepository(mockContext.Object);
service.Add(new Todo());
mockSet.Verify(m => m.Add(It.IsAny<Todo>()), Times.Once());
mockContext.Verify(m => m.SaveChanges(), Times.Once());
}
public void DeleteShuldCallDeleteAndSaveChanges()
{
var mockDbSet = new Mock<DbSet<Todo>>();
var mockDbContext = new Mock<ApplicationDbContext>();
mockDbContext.Setup(m => m.Todos).Returns(mockDbSet.Object);
var repository = new TodoRepository(mockDbContext.Object);
repository.Delete(new Todo());
mockDbSet.Verify(m => m.Remove(It.IsAny<Todo>()), Times.Once());
mockDbContext.Verify(m => m.SaveChanges(), Times.Once());
}
public void GetByIdShouldReturnEntity()
{
var data = new List<Todo>
{
new Todo {Id = 1},
new Todo {Id = 2},
new Todo {Id = 3},
}.AsQueryable();
var mockSet = new Mock<DbSet<Todo>>();
mockSet.As<IQueryable<Todo>>().Setup(m => m.Provider).Returns(data.Provider);
mockSet.As<IQueryable<Todo>>().Setup(m => m.Expression).Returns(data.Expression);
mockSet.As<IQueryable<Todo>>().Setup(m => m.ElementType).Returns(data.ElementType);
mockSet.As<IQueryable<Todo>>().Setup(m => m.GetEnumerator()).Returns(data.GetEnumerator());
var mockContext = new Mock<ApplicationDbContext>();
mockContext.Setup(c => c.Todos).Returns(mockSet.Object);
var service = new TodoRepository(mockContext.Object);
var entity = service.GetById(1);
Assert.IsNotNull(entity);
}
public void UpdateShuldUpdateEntityAndSaveChanges()
{
var mockSet = new Mock<DbSet<Todo>>();
var mockContext = new Mock<ApplicationDbContext>();
mockContext.Setup(m => m.Todos).Returns(mockSet.Object);
var service = new TodoRepository(mockContext.Object);
service.Update();
mockContext.Verify(m => m.SaveChanges(), Times.Once());
}