public async Task ShouldThrowDependencyExceptionOnAddWhenDbExceptionOccursAndLogItAsync()
{
// given
CourseAttachment someCourseAttachment = CreateRandomCourseAttachment();
var databaseUpdateException = new DbUpdateException();
var expectedCourseAttachmentDependencyException =
new CourseAttachmentDependencyException(databaseUpdateException);
this.storageBrokerMock.Setup(broker =>
broker.InsertCourseAttachmentAsync(It.IsAny <CourseAttachment>()))
.ThrowsAsync(databaseUpdateException);
// when
ValueTask <CourseAttachment> addCourseAttachmentTask =
this.courseAttachmentService.AddCourseAttachmentAsync(someCourseAttachment);
// then
await Assert.ThrowsAsync <CourseAttachmentDependencyException>(() =>
addCourseAttachmentTask.AsTask());
this.storageBrokerMock.Verify(broker =>
broker.InsertCourseAttachmentAsync(It.IsAny <CourseAttachment>()),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedCourseAttachmentDependencyException))),
Times.Once);
this.storageBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
public void ShouldThrowDependencyExceptionOnRetrieveAllCourseAttachmentsWhenSqlExceptionOccursAndLogIt()
{
// given
var sqlException = GetSqlException();
var expectedCourseAttachmentDependencyException =
new CourseAttachmentDependencyException(sqlException);
this.storageBrokerMock.Setup(broker =>
broker.SelectAllCourseAttachments())
.Throws(sqlException);
// when . then
Assert.Throws <CourseAttachmentDependencyException>(() =>
this.courseAttachmentService.RetrieveAllCourseAttachments());
this.storageBrokerMock.Verify(broker =>
broker.SelectAllCourseAttachments(),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogCritical(It.Is(SameExceptionAs(expectedCourseAttachmentDependencyException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
private CourseAttachmentDependencyException CreateAndLogDependencyException(Exception exception)
{
var courseAttachmentDependencyException = new CourseAttachmentDependencyException(exception);
this.loggingBroker.LogError(courseAttachmentDependencyException);
return(courseAttachmentDependencyException);
}
public async Task ShouldThrowDependencyExceptionOnRemoveWhenDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
Guid someAttachmentId = Guid.NewGuid();
Guid someCourseId = Guid.NewGuid();
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedAttachmentException =
new LockedCourseAttachmentException(databaseUpdateConcurrencyException);
var expectedCourseAttachmentException =
new CourseAttachmentDependencyException(lockedAttachmentException);
this.storageBrokerMock.Setup(broker =>
broker.SelectCourseAttachmentByIdAsync(someCourseId, someAttachmentId))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <CourseAttachment> removeCourseAttachmentTask =
this.courseAttachmentService.RemoveCourseAttachmentByIdAsync(someCourseId, someAttachmentId);
// then
await Assert.ThrowsAsync <CourseAttachmentDependencyException>(() =>
removeCourseAttachmentTask.AsTask());
this.storageBrokerMock.Verify(broker =>
broker.SelectCourseAttachmentByIdAsync(someCourseId, someAttachmentId),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedCourseAttachmentException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.DeleteCourseAttachmentAsync(It.IsAny <CourseAttachment>()),
Times.Never);
this.storageBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowDependencyExceptionOnRetrieveWhenSqlExceptionOccursAndLogItAsync()
{
// given
Guid someAttachmentId = Guid.NewGuid();
Guid someCourseId = Guid.NewGuid();
SqlException sqlException = GetSqlException();
var expectedCourseAttachmentDependencyException =
new CourseAttachmentDependencyException(sqlException);
this.storageBrokerMock.Setup(broker =>
broker.SelectCourseAttachmentByIdAsync(It.IsAny <Guid>(), It.IsAny <Guid>()))
.ThrowsAsync(sqlException);
// when
ValueTask <CourseAttachment> retrieveCourseAttachmentTask =
this.courseAttachmentService.RetrieveCourseAttachmentByIdAsync(
someCourseId,
someAttachmentId);
// then
await Assert.ThrowsAsync <CourseAttachmentDependencyException>(() =>
retrieveCourseAttachmentTask.AsTask());
this.storageBrokerMock.Verify(broker =>
broker.SelectCourseAttachmentByIdAsync(It.IsAny <Guid>(), It.IsAny <Guid>()),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogCritical(It.Is(SameExceptionAs(
expectedCourseAttachmentDependencyException))),
Times.Once);
this.storageBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
