public async Task ShouldThrowServiceExceptionOnDeleteWhenExceptionOccursAndLogItAsync()
{
// given
Guid randomCategoryId = Guid.NewGuid();
Guid inputCategoryId = randomCategoryId;
var exception = new Exception();
var expectedStudentCategoryException =
new CategoryServiceException(exception);
this.storageBrokerMock.Setup(broker =>
broker.SelectCategoryByIdAsync(inputCategoryId))
.ThrowsAsync(exception);
// when
ValueTask <Category> deleteStudentCategoryTask =
this.categoryService.RemoveCategoryByIdAsync(inputCategoryId);
// then
await Assert.ThrowsAsync <CategoryServiceException>(() =>
deleteStudentCategoryTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedStudentCategoryException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectCategoryByIdAsync(inputCategoryId),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public void ShouldThrowServiceExceptionOnRetrieveAllCategoriesWhenExceptionOccursAndLogIt()
{
// given
var exception = new Exception();
var expectedCategoryServiceException =
new CategoryServiceException(exception);
this.storageBrokerMock.Setup(broker =>
broker.SelectAllCategories())
.Throws(exception);
// when . then
Assert.Throws <CategoryServiceException>(() =>
this.categoryService.RetrieveAllCategories());
this.storageBrokerMock.Verify(broker =>
broker.SelectAllCategories(),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCategoryServiceException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowServiceExceptionOnRetrieveByIdWhenExceptionOccursAndLogItAsync()
{
// given
Guid someCategoryId = Guid.NewGuid();
var exception = new Exception();
var expectedCategoryServiceException =
new CategoryServiceException(exception);
this.storageBrokerMock.Setup(broker =>
broker.SelectCategoryByIdAsync(It.IsAny <Guid>()))
.ThrowsAsync(exception);
// when
ValueTask <Category> retrieveByIdCategoryTask =
this.categoryService.RetrieveCategoryByIdAsync(someCategoryId);
// then
await Assert.ThrowsAsync <CategoryServiceException>(() =>
retrieveByIdCategoryTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCategoryServiceException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectCategoryByIdAsync(It.IsAny <Guid>()),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
private CategoryServiceException CreateAndLogServiceException(Exception exception)
{
var categoryServiceException = new CategoryServiceException(exception);
this.loggingBroker.LogError(categoryServiceException);
return(categoryServiceException);
}
public async Task ShouldThrowServiceExceptionOnAddWhenExceptionOccursAndLogItAsync()
{
// given
DateTimeOffset dateTime = GetRandomDateTime();
Category randomCategory = CreateRandomCategory(dateTime);
Category inputCategory = randomCategory;
inputCategory.UpdatedBy = inputCategory.CreatedBy;
var exception = new Exception();
var expectedCategoryServiceException =
new CategoryServiceException(exception);
this.dateTimeBrokerMock.Setup(broker =>
broker.GetCurrentDateTime())
.Returns(dateTime);
this.storageBrokerMock.Setup(broker =>
broker.InsertCategoryAsync(inputCategory))
.ThrowsAsync(exception);
// when
ValueTask <Category> createCategoryTask =
this.categoryService.AddCategoryAsync(inputCategory);
// then
await Assert.ThrowsAsync <CategoryServiceException>(() =>
createCategoryTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCategoryServiceException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.InsertCategoryAsync(inputCategory),
Times.Once);
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowServiceExceptionOnModifyIfServiceExceptionOccursAndLogItAsync()
{
// given
int randomNegativeNumber = GetNegativeRandomNumber();
DateTimeOffset randomDateTime = GetRandomDateTime();
Category randomCategory = CreateRandomCategory(randomDateTime);
Category someCategory = randomCategory;
someCategory.CreatedDate = randomDateTime.AddMinutes(randomNegativeNumber);
var serviceException = new Exception();
var expectedCategoryServiceException =
new CategoryServiceException(serviceException);
this.storageBrokerMock.Setup(broker =>
broker.SelectCategoryByIdAsync(someCategory.Id))
.ThrowsAsync(serviceException);
// when
ValueTask <Category> modifyCategoryTask =
this.categoryService.ModifyCategoryAsync(someCategory);
// then
await Assert.ThrowsAsync <CategoryServiceException>(() =>
modifyCategoryTask.AsTask());
this.storageBrokerMock.Verify(broker =>
broker.SelectCategoryByIdAsync(someCategory.Id),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCategoryServiceException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
