public async Task ShouldThrowServiceExceptionOnRetrieveByIdWhenExceptionOccursAndLogItAsync()
{
// given
Guid someCommentId = Guid.NewGuid();
var exception = new Exception();
var expectedCommentServiceException =
new CommentServiceException(exception);
this.storageBrokerMock.Setup(broker =>
broker.SelectCommentByIdAsync(It.IsAny <Guid>()))
.ThrowsAsync(exception);
// when
ValueTask <Comment> retrieveByIdCommentTask =
this.commentService.RetrieveCommentByIdAsync(someCommentId);
// then
await Assert.ThrowsAsync <CommentServiceException>(() =>
retrieveByIdCommentTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCommentServiceException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectCommentByIdAsync(It.IsAny <Guid>()),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowServiceExceptionOnDeleteWhenExceptionOccursAndLogItAsync()
{
// given
Guid randomCommentId = Guid.NewGuid();
Guid inputCommentId = randomCommentId;
var exception = new Exception();
var expectedStudentCommentException =
new CommentServiceException(exception);
this.storageBrokerMock.Setup(broker =>
broker.SelectCommentByIdAsync(inputCommentId))
.ThrowsAsync(exception);
// when
ValueTask <Comment> deleteStudentCommentTask =
this.commentService.RemoveCommentByIdAsync(inputCommentId);
// then
await Assert.ThrowsAsync <CommentServiceException>(() =>
deleteStudentCommentTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedStudentCommentException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectCommentByIdAsync(inputCommentId),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public void ShouldThrowServiceExceptionOnRetrieveAllCommentsWhenExceptionOccursAndLogIt()
{
// given
var exception = new Exception();
var expectedCommentServiceException =
new CommentServiceException(exception);
this.storageBrokerMock.Setup(broker =>
broker.SelectAllComments())
.Throws(exception);
// when . then
Assert.Throws <CommentServiceException>(() =>
this.commentService.RetrieveAllComments());
this.storageBrokerMock.Verify(broker =>
broker.SelectAllComments(),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCommentServiceException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
private CommentServiceException CreateAndLogServiceException(Exception exception)
{
var commentServiceException = new CommentServiceException(exception);
this.loggingBroker.LogError(commentServiceException);
return(commentServiceException);
}
public async Task ShouldThrowServiceExceptionOnAddWhenExceptionOccursAndLogItAsync()
{
// given
DateTimeOffset dateTime = GetRandomDateTime();
Comment randomComment = CreateRandomComment(dateTime);
Comment inputComment = randomComment;
var exception = new Exception();
var expectedCommentServiceException =
new CommentServiceException(exception);
this.dateTimeBrokerMock.Setup(broker =>
broker.GetCurrentDateTime())
.Returns(dateTime);
this.storageBrokerMock.Setup(broker =>
broker.InsertCommentAsync(inputComment))
.ThrowsAsync(exception);
// when
ValueTask <Comment> createCommentTask =
this.commentService.AddCommentAsync(inputComment);
// then
await Assert.ThrowsAsync <CommentServiceException>(() =>
createCommentTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCommentServiceException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.InsertCommentAsync(inputComment),
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();
Comment randomComment = CreateRandomComment(randomDateTime);
Comment someComment = randomComment;
someComment.CreatedDate = randomDateTime.AddMinutes(randomNegativeNumber);
var serviceException = new Exception();
var expectedCommentServiceException =
new CommentServiceException(serviceException);
this.storageBrokerMock.Setup(broker =>
broker.SelectCommentByIdAsync(someComment.Id))
.ThrowsAsync(serviceException);
// when
ValueTask <Comment> modifyCommentTask =
this.commentService.ModifyCommentAsync(someComment);
// then
await Assert.ThrowsAsync <CommentServiceException>(() =>
modifyCommentTask.AsTask());
this.storageBrokerMock.Verify(broker =>
broker.SelectCommentByIdAsync(someComment.Id),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCommentServiceException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
