public void PoolOneThreadScenario()
{
const int iterations = 100;
const int initialCount = 5;
var pool = new ThirdPartyPool(initialCount, 50);
var item = pool.TakeInstance();
pool.Release(item);
Assert.AreEqual(initialCount, pool.TotalCount);
Assert.AreEqual(initialCount, pool.CurrentCount);
ThrowsAssert.Throws <ArgumentException>(() => pool.Release(new ThirdPartyPool(1, 1).TakeInstance()));
ThrowsAssert.Throws <InvalidOperationException>(() => pool.Release(item));
for (var i = 0; i < iterations; i++)
{
using (var slot = pool.TakeInstance())
{
Assert.IsFalse(slot.Object.Flag);
slot.Object.Flag = true;
Assert.AreEqual(initialCount, pool.TotalCount);
Assert.AreEqual(initialCount - 1, pool.CurrentCount);
}
}
Assert.AreEqual(initialCount, pool.TotalCount);
Assert.AreEqual(initialCount, pool.CurrentCount);
}
public void PoolFlushTimout()
{
var pool = new ThirdPartyPool(0, 2);
pool.FlushTimeOut = 1;
var insance1 = pool.TakeInstance();
var insance2 = pool.TakeInstance();
// вернули только один
pool.Release(insance1);
ThrowsAssert.Throws <TimeoutException>(() => pool.TryFlush());
var pool2 = new ThirdPartyPool(0, 2);
pool.FlushTimeOut = 1;
var insance = pool.TakeInstance();
pool.Release(insance1);
Action <ThirdParty> longTimeDestroy = obj =>
{
Thread.Sleep(35000);
};
// слишком длительная очистка объекта
ThrowsAssert.Throws <TimeoutException>(() => pool.TryFlush(longTimeDestroy));
}
public void ThrowArgumentException_WhenTheTournamentPlaceIsNullOrEmpty()
{
// Arrange
var expectedTournament = new Tournament
{
Name = "Test name",
Place = String.Empty,
StartDate = DateTime.Now,
EndDate = DateTime.Now,
CountryId = Guid.NewGuid()
};
var yoyoTournamentsDbContextMock = new Mock <IYoyoTournamentsDbContext>();
var divisionTypeService = new Mock <IDivisionTypeService>();
var tournamentService = new TournamentService(yoyoTournamentsDbContextMock.Object, divisionTypeService.Object);
// Act & Assert
ThrowsAssert.Throws <ArgumentException>(
() => tournamentService.CreateTournament(expectedTournament.Name,
expectedTournament.Place,
expectedTournament.StartDate,
expectedTournament.EndDate,
expectedTournament.CountryId)
);
}
public void MSTest_MathUtils_TestedWithExtensions_NullCollectionPassed_ShouldThrowArgumentException()
{
var util = new MathUtils();
List <int> numbers = null;
ThrowsAssert.Throws <ArgumentNullException>(() => util.Sum(numbers));
}
public void UpdateEntityWithUriPointingToNonExistingEntityThrowsHttpRequestException()
{
Mock.Arrange(() => _authenticationProvider.GetAuthValue())
.Returns(SAMPLE_BEARER_TOKEN)
.OccursOnce();
Mock.Arrange(() => _authenticationProvider.GetAuthScheme())
.Returns(BEARER_AUTH_TYPE)
.OccursOnce();
var headers = new Dictionary <String, String>();
headers.Add("Authorization", SAMPLE_BEARER_TOKEN);
var mockedRestCallExecutor = Mock.Create <RestCallExecutor>();
Mock.Arrange(() => mockedRestCallExecutor.Invoke(HttpMethod.Put, SAMPLE_ENTITY_URI.ToString(), Arg.Is(headers), SAMPLE_ENTITY))
.IgnoreInstance()
.Throws <HttpRequestException>()
.OccursOnce();
var entityController = new EntityController(_authenticationProvider);
ThrowsAssert.Throws <HttpRequestException>(() => entityController.UpdateEntity(SAMPLE_ENTITY_URI, SAMPLE_ENTITY));
Mock.Assert(_authenticationProvider);
Mock.Assert(mockedRestCallExecutor);
}
public void AddStudent_WhenStudentAlreadyExists_ShouldThrowInvalidOperationExceptionWithCorrectMessage()
{
var student = new Student("Petar", 98765u);
var ex = ThrowsAssert.Throws <InvalidOperationException>(() => School.AddStudent(student));
StringAssert.Contains(GlobalErrorMessages.CannodAddSameStudentTwiceErrorMessage, ex.Message);
}
public void ThrowArgumentOutOfRangeException_WhenTheTournamentEndDateIsLessThenStartDate()
{
// Arrange
var expectedTournament = new Tournament
{
Name = "Test name",
Place = "Test place",
StartDate = DateTime.Now.Add(new TimeSpan(2, 0, 0, 0, 0)),
EndDate = DateTime.Now.Add(new TimeSpan(1, 0, 0, 0, 0)),
CountryId = Guid.NewGuid()
};
var yoyoTournamentsDbContextMock = new Mock <IYoyoTournamentsDbContext>();
var divisionTypeService = new Mock <IDivisionTypeService>();
var tournamentService = new TournamentService(yoyoTournamentsDbContextMock.Object, divisionTypeService.Object);
// Act & Assert
ThrowsAssert.Throws <ArgumentOutOfRangeException>(
() => tournamentService.CreateTournament(expectedTournament.Name,
expectedTournament.Place,
expectedTournament.StartDate,
expectedTournament.EndDate,
expectedTournament.CountryId)
);
}
public void ThrowArgumentException_WhenTheListWIthDivisionTypesIsNullOrEmpty()
{
// Arrange
var expectedTournament = new Tournament
{
Name = "Test name",
Place = "Test place",
StartDate = DateTime.Now.Add(new TimeSpan(1, 0, 0, 0, 0)),
EndDate = DateTime.Now.Add(new TimeSpan(2, 0, 0, 0, 0)),
CountryId = Guid.NewGuid()
};
var divisionTypeDbSetMock = QueryableDbSetMock.GetQueryableMockDbSet(new List <DivisionType>());
var yoyoTournamentsDbContextMock = new Mock <IYoyoTournamentsDbContext>();
yoyoTournamentsDbContextMock.Setup(x => x.DivisionTypes).Returns(divisionTypeDbSetMock.Object);
var divisionTypeServiceMock = new Mock <IDivisionTypeService>();
divisionTypeServiceMock.Setup(x => x.GetAllDivisionTypes()).Returns(new List <DivisionType>());
var tournamentService = new TournamentService(yoyoTournamentsDbContextMock.Object, divisionTypeServiceMock.Object);
// Act & Assert
ThrowsAssert.Throws <NullReferenceException>(
() => tournamentService.CreateTournament(expectedTournament.Name,
expectedTournament.Place,
expectedTournament.StartDate,
expectedTournament.EndDate,
expectedTournament.CountryId)
);
}
public void ThrowException_WhenDbContextIsNull()
{
// Arrange
var divisionTypeServiceMock = new Mock <IDivisionTypeService>();
// Assert
ThrowsAssert.Throws <ArgumentNullException>(() => new TournamentService(null, divisionTypeServiceMock.Object));
}
public void ThrowException_WhenDivisionTypeServiceIsNull()
{
// Arrange
var yoyoTournamentsDbContextMock = new Mock <IYoyoTournamentsDbContext>();
// Assert
ThrowsAssert.Throws <ArgumentNullException>(() => new TournamentService(yoyoTournamentsDbContextMock.Object, null));
}
public void RemoveStudent_WhenStudentIsNull_ShouldThrowArgumentExceptionWithCorrectMessage()
{
var course = new Course();
var ex = ThrowsAssert.Throws <ArgumentException>(() => course.RemoveStudent(null));
StringAssert.Contains(GlobalErrorMessages.CannotRemoveNullStudentErrorMessage, ex.Message);
}
public void Ctor_CreateWithExistingNumber_ShouldThrowInvalidOperationExceptionWithCorrectMessage()
{
School.ListOfStudents.Clear();
var student = new Student("Petar", 21365u);
var ex = ThrowsAssert.Throws <InvalidOperationException>(() => new Student("Petar", 21365u));
StringAssert.Contains(GlobalErrorMessages.CannodAddStudentWithSameNumberTwiceErrorMessage, ex.Message);
}
public void ShouldThrowNullArgument_WhenNoLoggerIsSupplied()
{
// Arrange
var mockedManger = new Mock <IFileManager>();
// Act and assert
ThrowsAssert.Throws <ArgumentNullException>(() => new ServiceMapper(mockedManger.Object, null));
}
public void AddStudent_WhenStudentIsNull_ShouldThrowArgumentNullExceptionWithCorrectMessage()
{
School.ListOfStudents.Clear();
var course = new Course();
var ex = ThrowsAssert.Throws <ArgumentNullException>(() => course.AddStudent(null));
StringAssert.Contains(ex.Message, "student");
}
public void ThrowArgumentNullException_WhenDivisionTypeService()
{
// Arrange
var tournamentServiceMock = new Mock <ITournamentService>();
// Act & Assert
ThrowsAssert.Throws <ArgumentNullException>(
() => new TournamentController(tournamentServiceMock.Object, null)
);
}
public void LifeCycleManagerConstructorLoadedInvalidStateMachineConfigurationThrowsException()
{
Mock.Arrange(() => _stateMachineConfigLoader.LoadConfiguration(ENTITY_TYPE))
.IgnoreInstance()
.Returns("Invalid state machine configuration")
.MustBeCalled();
ThrowsAssert.Throws <ArgumentException>(() => new LifeCycleManager(_authenticationProvider, ENTITY_TYPE), "Invalid state machine configuration");
Mock.Assert(_stateMachineConfigLoader);
}
public void ThrowArgumentException_WhenTheUserIdIsNullOrEmpty()
{
// Arrange
Guid divisionId = Guid.NewGuid();
var yoyoTournamentsDbContextMock = new Mock <IYoyoTournamentsDbContext>();
var divisionService = new DivisionService(yoyoTournamentsDbContextMock.Object);
// Act & Assert
ThrowsAssert.Throws <ArgumentException>(() => divisionService.AddUserToDivision(String.Empty, divisionId));
}
public void AddStudent_WhenStudentAlreadyExists_ShouldThrowInvalidOperationExceptionWithCorrectMessage()
{
School.ListOfStudents.Clear();
var student = new Student("Petar", 12345u);
var course = new Course();
course.AddStudent(student);
var ex = ThrowsAssert.Throws <InvalidOperationException>(() => course.AddStudent(student));
StringAssert.Contains(GlobalErrorMessages.CannodAddSameStudentTwiceErrorMessage, ex.Message);
}
public void ShouldThrowNullArgumentWithSpecificMessage_WhenNoFileManagerIsSupplied()
{
// Arrange
var mockedLogger = new Mock <ILogger>();
// Act
var exceptionThrown = ThrowsAssert
.Throws <ArgumentNullException>(() => new ServiceMapper(null, mockedLogger.Object));
// Assert
StringAssert.Contains(exceptionThrown.Message.ToLower(), "filemanager is null".ToLower());
}
public void Creates_CompondDocument_for_collectione_of_metadatawrapper_throws_notSupportedException()
{
// Arrange
var configuration = CreateContext();
var objectsToTransform = new List <MetaDataWrapper <SampleClass> >
{
new MetaDataWrapper <SampleClass>(new SampleClass())
};
var sut = new JsonApiTransformer();
// Act => Assert
ThrowsAssert.Throws <NotSupportedException>(() => sut.Transform(objectsToTransform, configuration));
}
public void AddMoreThan30Students_ShouldThrowInvalidOperationExceptionWithCorrectMessage()
{
School.ListOfStudents.Clear();
var course = new Course();
for (uint i = 0; i < 31; i++)
{
course.AddStudent(new Student("Student " + i, 12000 + i));
}
var ex = ThrowsAssert.Throws <InvalidOperationException>(() => course.AddStudent(new Student("Petar", 21365u)));
StringAssert.Contains(GlobalErrorMessages.StudentsCannotBeMoreThan30ErrorMessage, ex.Message);
}
public void GetIdentityThrowsArgumentNullExceptionIfApplicationNameNotDefined()
{
Mock.Arrange(() => HttpContext.Current.User.Identity.Name)
.Returns(USERNAME)
.OccursOnce();
Mock.Arrange(() => ConfigurationManager.AppSettings)
.Returns(new NameValueCollection())
.OccursOnce();
ThrowsAssert.Throws <ArgumentNullException>(() => CurrentUserDataProvider.GetIdentity(TENANT_ID));
Mock.Assert(() => HttpContext.Current.User.Identity.Name);
Mock.Assert(() => ConfigurationManager.AppSettings);
}
public void RequestStateChangeForLockedEntityThrowsInvalidOperationException()
{
Mock.Arrange(() => _coreService.StateChangeLocks)
.IgnoreInstance()
.ReturnsCollection(new List <StateChangeLock>(new List <StateChangeLock>
{
CreateStateChangeLock(SAMPLE_ENTITY_URI)
}))
.MustBeCalled();
var lifeCycleManager = new LifeCycleManager(_authenticationProvider, ENTITY_TYPE);
ThrowsAssert.Throws <InvalidOperationException>(() => lifeCycleManager.
RequestStateChange(SAMPLE_ENTITY_URI, SAMPLE_ENTITY, CONTINUE_CONDITION, TENANT_ID));
Mock.Assert(_coreService);
}
public void SemaphoreSingleThreadTest()
{
var semaphore = new LockFreeSemaphore(0, 3);
Assert.AreEqual(0, semaphore.CurrentCount);
semaphore.Release();
Assert.AreEqual(1, semaphore.CurrentCount);
semaphore.Release(2);
Assert.AreEqual(3, semaphore.CurrentCount);
ThrowsAssert.Throws <SemaphoreFullException>(semaphore.Release);
Assert.IsTrue(semaphore.TryTake());
Assert.AreEqual(2, semaphore.CurrentCount);
Assert.IsTrue(semaphore.TryTake());
Assert.IsTrue(semaphore.TryTake());
Assert.AreEqual(0, semaphore.CurrentCount);
Assert.IsFalse(semaphore.TryTake());
Assert.AreEqual(0, semaphore.CurrentCount);
}
public void OnAllowCallbackForPreCalloutRevertsTransactionAndThrowsInvalidOperationExceptionIfChangingStateFails()
{
Mock.Arrange(() => _coreService.Jobs)
.IgnoreInstance()
.ReturnsCollection(new List <Job>(new List <Job> {
CreateJob(SAMPLE_ENTITY_URI.ToString())
}))
.InSequence()
.OccursOnce();
Mock.Arrange(() => _coreService.UpdateObject(Arg.IsAny <Job>()))
.IgnoreInstance()
.InSequence()
.OccursOnce();
Mock.Arrange(() => _entityController.LoadEntity(SAMPLE_ENTITY_URI))
.IgnoreInstance()
.Returns(UPDATED_ENTITY)
.MustBeCalled();
Mock.Arrange(() => _coreService.CalloutDefinitions)
.IgnoreInstance()
.ReturnsCollection(new List <CalloutDefinition>(new List <CalloutDefinition>
{
CreateCalloutDefinition(SAMPLE_ENTITY_URI.ToString(),
Model.CalloutDefinition.CalloutDefinitionType.Post.ToString())
}))
.MustBeCalled();
Mock.Arrange(() => _coreService.SaveChanges())
.IgnoreInstance()
.Occurs(3);
Mock.Arrange(() => _entityController.UpdateEntity(SAMPLE_ENTITY_URI, UPDATED_ENTITY))
.IgnoreInstance()
.Throws <HttpRequestException>()
.OccursOnce();
var stateChangeLockToBeDeleted = CreateStateChangeLock(SAMPLE_ENTITY_URI);
Mock.Arrange(() => _coreService.StateChangeLocks)
.IgnoreInstance()
.ReturnsCollection(new List <StateChangeLock>(new List <StateChangeLock>
{
stateChangeLockToBeDeleted
}))
.InSequence()
.MustBeCalled();
Mock.Arrange(() => _coreService.DeleteObject(stateChangeLockToBeDeleted))
.IgnoreInstance()
.OccursOnce();
var lifeCycleManager = new LifeCycleManager(_authenticationProvider, ENTITY_TYPE);
lifeCycleManager._calloutExecutor = _calloutExecutor;
ThrowsAssert.Throws <InvalidOperationException>(() => lifeCycleManager.OnAllowCallback(CreateJob(SAMPLE_ENTITY_URI.ToString())));
Mock.Assert(_coreService);
Mock.Assert(_calloutExecutor);
Mock.Assert(_entityController);
}
public void OnAllowCallbackForPreCalloutRevertsTransactionAndThrowsInvalidOperationExceptionIfPostCalloutFails()
{
Job createdJob = null;
Job updatedJob = null;
Mock.Arrange(() => CurrentUserDataProvider.GetCurrentUsername())
.Returns("Administrator")
.MustBeCalled();
Mock.Arrange(() => _coreService.Jobs)
.IgnoreInstance()
.ReturnsCollection(new List <Job>(new List <Job> {
CreateJob(SAMPLE_ENTITY_URI.ToString())
}))
.InSequence()
.OccursOnce();
Mock.Arrange(() => _coreService.UpdateObject(Arg.IsAny <Job>()))
.IgnoreInstance()
.InSequence()
.OccursOnce();
Mock.Arrange(() => _entityController.LoadEntity(SAMPLE_ENTITY_URI))
.IgnoreInstance()
.Returns(SAMPLE_ENTITY)
.MustBeCalled();
Mock.Arrange(() => HttpContext.Current.User.Identity)
.Returns(_windowsIdentity)
.MustBeCalled();
Mock.Arrange(() => CredentialCache.DefaultCredentials)
.MustBeCalled();
Mock.Arrange(() => _windowsIdentity.Impersonate())
.MustBeCalled();
Mock.Arrange(() => _coreService.CalloutDefinitions)
.IgnoreInstance()
.ReturnsCollection(new List <CalloutDefinition>(new List <CalloutDefinition>
{
CreateCalloutDefinition(SAMPLE_ENTITY_URI.ToString(),
Model.CalloutDefinition.CalloutDefinitionType.Post.ToString())
}))
.MustBeCalled();
Mock.Arrange(() => _coreService.SaveChanges())
.IgnoreInstance()
.Occurs(4);
Mock.Arrange(() => _entityController.UpdateEntity(SAMPLE_ENTITY_URI, UPDATED_ENTITY))
.IgnoreInstance()
.InSequence()
.OccursOnce();
Mock.Arrange(() => _coreService.AddToJobs(Arg.IsAny <Job>()))
.IgnoreInstance()
.DoInstead((Job j) => { createdJob = j; })
.MustBeCalled();
Mock.Arrange(() => _calloutExecutor.ExecuteCallout(CALLOUT_DEFINITION, Arg.IsAny <CalloutData>()))
.Throws <HttpRequestException>()
.MustBeCalled();
Mock.Arrange(() => _coreService.Jobs)
.IgnoreInstance()
.ReturnsCollection(new List <Job>(new List <Job> {
CreateJob(SAMPLE_ENTITY_URI.ToString(), false)
}))
.InSequence()
.OccursOnce();
Mock.Arrange(() => _coreService.UpdateObject(Arg.IsAny <Job>()))
.IgnoreInstance()
.DoInstead((Job j) => { updatedJob = j; })
.InSequence()
.OccursOnce();
Mock.Arrange(() => _entityController.UpdateEntity(SAMPLE_ENTITY_URI, SAMPLE_ENTITY))
.IgnoreInstance()
.OccursOnce();
var stateChangeLockToBeDeleted = CreateStateChangeLock(SAMPLE_ENTITY_URI);
Mock.Arrange(() => _coreService.StateChangeLocks)
.IgnoreInstance()
.ReturnsCollection(new List <StateChangeLock>(new List <StateChangeLock>
{
stateChangeLockToBeDeleted
}))
.InSequence()
.MustBeCalled();
Mock.Arrange(() => _coreService.DeleteObject(stateChangeLockToBeDeleted))
.IgnoreInstance()
.OccursOnce();
var lifeCycleManager = new LifeCycleManager(_authenticationProvider, ENTITY_TYPE);
lifeCycleManager._calloutExecutor = _calloutExecutor;
ThrowsAssert.Throws <InvalidOperationException>(() => lifeCycleManager.OnAllowCallback(CreateJob(SAMPLE_ENTITY_URI.ToString())));
Assert.AreEqual(JobStateEnum.Failed.ToString(), updatedJob.State);
Assert.AreEqual(EXPECTED_POST_CALLOUT_DATA, createdJob.Parameters);
Assert.AreEqual(SAMPLE_ENTITY_URI.ToString(), createdJob.ReferencedItemId);
Assert.AreEqual(JobStateEnum.Running.ToString(), createdJob.State);
Assert.AreEqual(CALLOUT_JOB_TYPE, createdJob.Type);
Assert.AreEqual(TENANT_ID, createdJob.TenantId);
Mock.Assert(_coreService);
Mock.Assert(_calloutExecutor);
Mock.Assert(_entityController);
Mock.Assert(() => CurrentUserDataProvider.GetCurrentUsername());
Mock.Assert(() => HttpContext.Current.User.Identity);
Mock.Assert(CredentialCache.DefaultCredentials);
Mock.Assert(_windowsIdentity);
}
public void RequestStateChangeForNonLockedEntityRevertsTransactionAndThrowsInvalidOperationExceptionIfPreCalloutFails()
{
Job updatedJob = null;
Mock.Arrange(() => CurrentUserDataProvider.GetCurrentUsername())
.Returns("Administrator")
.MustBeCalled();
Mock.Arrange(() => _coreService.StateChangeLocks)
.IgnoreInstance()
.ReturnsCollection(new List <StateChangeLock>(new List <StateChangeLock>
{
CreateStateChangeLock(SAMPLE_ENTITY_URI_2)
}))
.InSequence()
.MustBeCalled();
Mock.Arrange(() => HttpContext.Current.User.Identity)
.Returns(_windowsIdentity)
.MustBeCalled();
Mock.Arrange(() => CredentialCache.DefaultCredentials)
.MustBeCalled();
Mock.Arrange(() => _windowsIdentity.Impersonate())
.MustBeCalled();
Mock.Arrange(() => _coreService.CalloutDefinitions)
.IgnoreInstance()
.ReturnsCollection(new List <CalloutDefinition>(new List <CalloutDefinition>
{
CreateCalloutDefinition(SAMPLE_ENTITY_URI.ToString(),
Model.CalloutDefinition.CalloutDefinitionType.Pre.ToString())
}))
.MustBeCalled();
Mock.Arrange(() => _coreService.AddToStateChangeLocks(Arg.IsAny <StateChangeLock>()))
.IgnoreInstance()
.MustBeCalled();
Mock.Arrange(() => _coreService.SaveChanges())
.IgnoreInstance()
.Occurs(4);
Mock.Arrange(() => _coreService.AddToJobs(Arg.IsAny <Job>()))
.IgnoreInstance()
.MustBeCalled();
Mock.Arrange(() => _calloutExecutor.ExecuteCallout(CALLOUT_DEFINITION, Arg.IsAny <CalloutData>()))
.Throws <HttpRequestException>()
.MustBeCalled();
Mock.Arrange(() => _coreService.Jobs)
.IgnoreInstance()
.ReturnsCollection(new List <Job>(new List <Job> {
CreateJob(SAMPLE_ENTITY_URI.ToString())
}))
.MustBeCalled();
Mock.Arrange(() => _coreService.UpdateObject(Arg.IsAny <Job>()))
.IgnoreInstance()
.DoInstead((Job j) => { updatedJob = j; })
.MustBeCalled();
var stateChangeLockToBeDeleted = CreateStateChangeLock(SAMPLE_ENTITY_URI);
Mock.Arrange(() => _coreService.StateChangeLocks)
.IgnoreInstance()
.ReturnsCollection(new List <StateChangeLock>(new List <StateChangeLock>
{
stateChangeLockToBeDeleted
}))
.InSequence()
.MustBeCalled();
Mock.Arrange(() => _coreService.DeleteObject(stateChangeLockToBeDeleted))
.IgnoreInstance()
.OccursOnce();
var lifeCycleManager = new LifeCycleManager(_authenticationProvider, ENTITY_TYPE);
lifeCycleManager._calloutExecutor = _calloutExecutor;
ThrowsAssert.Throws <InvalidOperationException>(() => lifeCycleManager.
RequestStateChange(SAMPLE_ENTITY_URI, SAMPLE_ENTITY, CONTINUE_CONDITION, TENANT_ID));
Assert.AreEqual(JobStateEnum.Failed.ToString(), updatedJob.State);
Mock.Assert(_coreService);
Mock.Assert(_calloutExecutor);
Mock.Assert(() => CurrentUserDataProvider.GetCurrentUsername());
Mock.Assert(() => HttpContext.Current.User.Identity);
Mock.Assert(CredentialCache.DefaultCredentials);
Mock.Assert(_windowsIdentity);
}
public void ThrowException_WhenDbContextIsNull()
{
// Arrange & Act & Assert
ThrowsAssert.Throws <ArgumentNullException>(() => new DivisionService(null));
}
public void Ctor_CreateWithLargerThanValidNumber_ShouldThrowArgumentExceptionWithCorrectMessage()
{
var ex = ThrowsAssert.Throws <ArgumentException>(() => new Student("Georgi", 100000));
StringAssert.Contains(GlobalErrorMessages.StudentNumberNotInRange, ex.Message);
}
public void AddStudent_WhenStudentIsNull_ShouldThrowInvalidOperationExceptionWithCorrectMessage()
{
var ex = ThrowsAssert.Throws <InvalidOperationException>(() => School.AddStudent(null));
StringAssert.Contains(GlobalErrorMessages.CannotAddNullStudentErrorMessage, ex.Message);
}