public void ShouldThrowDependencyExceptionOnRetrieveAllWhenSqlExceptionOccursAndLogIt()
{
// given
SqlException sqlException = GetSqlException();
var expectedTeacherDependencyException =
new TeacherDependencyException(sqlException);
this.storageBrokerMock.Setup(broker =>
broker.SelectAllTeachers())
.Throws(sqlException);
// when . then
Assert.Throws <TeacherDependencyException>(() =>
this.teacherService.RetrieveAllTeachers());
this.loggingBrokerMock.Verify(broker =>
broker.LogCritical(It.Is(SameExceptionAs(expectedTeacherDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectAllTeachers(),
Times.Once);
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Never);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowDependencyExceptionOnRetrieveWhenDbExceptionOccursAndLogItAsync()
{
// given
Guid randomTeacherId = Guid.NewGuid();
Guid inputTeacherId = randomTeacherId;
var databaseUpdateException = new DbUpdateException();
var expectedTeacherDependencyException =
new TeacherDependencyException(databaseUpdateException);
this.storageBrokerMock.Setup(broker =>
broker.SelectTeacherByIdAsync(inputTeacherId))
.ThrowsAsync(databaseUpdateException);
// when
ValueTask <Teacher> retrieveTeacherTask =
this.teacherService.RetrieveTeacherByIdAsync(inputTeacherId);
// then
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
retrieveTeacherTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedTeacherDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectTeacherByIdAsync(inputTeacherId),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowCriticalDependencyExceptionOnRetrieveAllIfCriticalDependencyExceptionOccursAndLogItAsync(
Exception criticalDependencyException)
{
var failedTeacherDependencyException =
new FailedTeacherDependencyException(criticalDependencyException);
var expectedTeacherDependencyException =
new TeacherDependencyException(
failedTeacherDependencyException);
this.apiBrokerMock.Setup(broker =>
broker.GetAllTeachersAsync())
.ThrowsAsync(criticalDependencyException);
ValueTask <List <Teacher> > retrieveAllTeachersTask =
this.teacherService.RetrieveAllTeachersAsync();
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
retrieveAllTeachersTask.AsTask());
this.apiBrokerMock.Verify(broker =>
broker.GetAllTeachersAsync(),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogCritical(It.Is(SameExceptionAs(
expectedTeacherDependencyException))),
Times.Once);
this.apiBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowDependencyExceptionOnDeleteWhenSqlExceptionOccursAndLogItAsync()
{
// given
Guid randomTeacherId = Guid.NewGuid();
Guid inputTeacherId = randomTeacherId;
SqlException sqlException = GetSqlException();
var expectedTeacherDependencyException =
new TeacherDependencyException(sqlException);
this.storageBrokerMock.Setup(broker =>
broker.SelectTeacherByIdAsync(inputTeacherId))
.ThrowsAsync(sqlException);
// when
ValueTask <Teacher> deleteTeacherTask =
this.teacherService.DeleteTeacherByIdAsync(inputTeacherId);
// then
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
deleteTeacherTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogCritical(It.Is(SameExceptionAs(expectedTeacherDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectTeacherByIdAsync(inputTeacherId),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
private TeacherDependencyException CreateAndLogCriticalDependencyException(Exception exception)
{
var teacherDependencyException = new TeacherDependencyException(exception);
this.loggingBroker.LogCritical(teacherDependencyException);
return(teacherDependencyException);
}
private TeacherDependencyException CreateAndLogDependencyException(Xeption exception)
{
var teacherDependencyException = new TeacherDependencyException(exception);
this.loggingBroker.LogError(teacherDependencyException);
return(teacherDependencyException);
}
public static TheoryData DependencyExceptions()
{
var innerException = new Exception();
var teacherServiceDependencyException =
new TeacherDependencyException(innerException);
var teacherServiceException =
new TeacherServiceException(innerException);
return(new TheoryData <Exception>
{
teacherServiceDependencyException,
teacherServiceException
});
}
public async Task ShouldThrowDependencyExceptionOnModifyIfDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
int randomNegativeNumber = GetNegativeRandomNumber();
DateTimeOffset randomDateTime = GetRandomDateTime();
Teacher randomTeacher = CreateRandomTeacher(randomDateTime);
Teacher someTeacher = randomTeacher;
someTeacher.CreatedDate = randomDateTime.AddMinutes(randomNegativeNumber);
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedTeacherException = new LockedTeacherException(databaseUpdateConcurrencyException);
var expectedTeacherDependencyException =
new TeacherDependencyException(lockedTeacherException);
this.storageBrokerMock.Setup(broker =>
broker.SelectTeacherByIdAsync(someTeacher.Id))
.ThrowsAsync(databaseUpdateConcurrencyException);
this.dateTimeBrokerMock.Setup(broker =>
broker.GetCurrentDateTime())
.Returns(randomDateTime);
// when
ValueTask <Teacher> modifyTeacherTask =
this.teacherService.ModifyTeacherAsync(someTeacher);
// then
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
modifyTeacherTask.AsTask());
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectTeacherByIdAsync(someTeacher.Id),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedTeacherDependencyException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowDependencyExceptionOnCreateWhenDbExceptionOccursAndLogItAsync()
{
// given
DateTimeOffset dateTime = GetRandomDateTime();
Teacher randomTeacher = CreateRandomTeacher(dateTime);
Teacher inputTeacher = randomTeacher;
inputTeacher.UpdatedBy = inputTeacher.CreatedBy;
var databaseUpdateException = new DbUpdateException();
var expectedTeacherDependencyException =
new TeacherDependencyException(databaseUpdateException);
this.dateTimeBrokerMock.Setup(broker =>
broker.GetCurrentDateTime())
.Returns(dateTime);
this.storageBrokerMock.Setup(broker =>
broker.InsertTeacherAsync(inputTeacher))
.ThrowsAsync(databaseUpdateException);
// when
ValueTask <Teacher> createTeacherByIdTask =
this.teacherService.CreateTeacherAsync(inputTeacher);
// then
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
createTeacherByIdTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedTeacherDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.InsertTeacherAsync(inputTeacher),
Times.Once);
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowDependencyExceptionOnModifyIfDbUpdateExceptionOccursAndLogItAsync()
{
// given
Teacher randomTeacher = CreateRandomTeacher();
var databaseUpdateException = new DbUpdateException();
var failedTeacherStorageException =
new FailedTeacherStorageException(databaseUpdateException);
var expectedTeacherDependencyException =
new TeacherDependencyException(failedTeacherStorageException);
this.dateTimeBrokerMock.Setup(broker =>
broker.GetCurrentDateTime())
.Throws(databaseUpdateException);
// when
ValueTask <Teacher> modifyTeacherTask =
this.teacherService.ModifyTeacherAsync(randomTeacher);
// then
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
modifyTeacherTask.AsTask());
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectTeacherByIdAsync(randomTeacher.Id),
Times.Never);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedTeacherDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker => broker.
UpdateTeacherAsync(It.IsAny <Teacher>()),
Times.Never);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowCriticalDependencyExceptionOnAddIfSqlErrorOccursAndLogItAsync()
{
// given
Teacher someTeacher = CreateRandomTeacher();
SqlException sqlException = GetSqlException();
var failedTeacherStorageException =
new FailedTeacherStorageException(sqlException);
var expectedTeacherDependencyException =
new TeacherDependencyException(failedTeacherStorageException);
this.dateTimeBrokerMock.Setup(broker =>
broker.GetCurrentDateTime())
.Throws(sqlException);
// when
ValueTask <Teacher> addTeacherTask =
this.teacherService.CreateTeacherAsync(someTeacher);
// then
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
addTeacherTask.AsTask());
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogCritical(It.Is(SameExceptionAs(
expectedTeacherDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.InsertTeacherAsync(It.IsAny <Teacher>()),
Times.Never);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowTeacherDependencyExceptionOnRetrieveAllIfDependencyApiErrorOccursAndLogItAsync()
{
var randomExceptionMessage = GetRandomString();
var responseMessage = new HttpResponseMessage();
var httpResponseException =
new HttpResponseException(
httpResponseMessage: responseMessage,
message: randomExceptionMessage);
var failedTeacherDependencyException =
new FailedTeacherDependencyException(httpResponseException);
var expectedDependencyException =
new TeacherDependencyException(
failedTeacherDependencyException);
this.apiBrokerMock.Setup(broker =>
broker.GetAllTeachersAsync())
.ThrowsAsync(httpResponseException);
ValueTask <List <Teacher> > retrieveAllTeachersTask =
teacherService.RetrieveAllTeachersAsync();
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
retrieveAllTeachersTask.AsTask());
this.apiBrokerMock.Verify(broker =>
broker.GetAllTeachersAsync(),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameValidationExceptionAs(
expectedDependencyException))),
Times.Once);
this.apiBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowCriticalDependencyExceptionOnRetrievebyIdIfSqlErrorOccursAndLogItAsync()
{
// given
Guid someTeacherId = Guid.NewGuid();
SqlException sqlException = GetSqlException();
var failedTeacherStorageException =
new FailedTeacherStorageException(sqlException);
var expectedTeacherDependencyException =
new TeacherDependencyException(failedTeacherStorageException);
this.storageBrokerMock.Setup(broker =>
broker.SelectTeacherByIdAsync(It.IsAny <Guid>()))
.ThrowsAsync(sqlException);
// when
ValueTask <Teacher> retrieveTeacherTask =
this.teacherService.RetrieveTeacherByIdAsync(someTeacherId);
// then
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
retrieveTeacherTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogCritical(It.Is(SameExceptionAs(
expectedTeacherDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectTeacherByIdAsync(It.IsAny <Guid>()),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowDependencyExceptionOnDeleteIfDbUpdateExceptionOccursAndLogItAsync()
{
// given
Guid someTeacherId = Guid.NewGuid();
var databaseUpdateException = new DbUpdateException();
var failedTeacherStorageException =
new FailedTeacherStorageException(databaseUpdateException);
var expectedTeacherDependencyException =
new TeacherDependencyException(failedTeacherStorageException);
this.storageBrokerMock.Setup(broker =>
broker.SelectTeacherByIdAsync(It.IsAny <Guid>()))
.ThrowsAsync(databaseUpdateException);
// when
ValueTask <Teacher> deleteTeacherTask =
this.teacherService.RemoveTeacherByIdAsync(someTeacherId);
// then
await Assert.ThrowsAsync <TeacherDependencyException>(() =>
deleteTeacherTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedTeacherDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectTeacherByIdAsync(It.IsAny <Guid>()),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
