public void ChangeStateShouldFailWhenChangingAddedToDeleted()
{
var entity = new TestEntityType();
this.testSubject.AddObject("Things", entity);
Action changeToDeleted = () => this.testSubject.ChangeState(entity, EntityStates.Deleted);
changeToDeleted.ShouldThrow<InvalidOperationException>().WithMessage(ClientStrings.Context_CannotChangeStateIfAdded(EntityStates.Deleted));
}
public void ChangeStateShouldSetToDeletedAndSetChangeOrder()
{
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
this.testSubject.ChangeState(entity, EntityStates.Deleted);
descriptor.State.Should().Be(EntityStates.Deleted);
descriptor.ChangeOrder.Should().Be(2);
}
public void ChangeStateShouldSetToDetachedAndActuallyRemoveFromTracking()
{
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
this.testSubject.ChangeState(entity, EntityStates.Detached);
descriptor.State.Should().Be(EntityStates.Detached);
this.testSubject.GetEntityDescriptor(entity).Should().BeNull();
}
public void ChangeStateShouldFailWhenChangingAddedToUnchanged()
{
var entity = new TestEntityType();
this.testSubject.AddObject("Things", entity);
Action changeToUnchanged = () => this.testSubject.ChangeState(entity, EntityStates.Unchanged);
changeToUnchanged.ShouldThrow <InvalidOperationException>().WithMessage(ClientStrings.Context_CannotChangeStateIfAdded(EntityStates.Unchanged));
}
public void ChangeStateShouldFailWhenChangingDeletedToModified()
{
var entity = new TestEntityType();
this.AttachAndGetDescriptor(entity);
this.testSubject.DeleteObject(entity);
Action changeToModified = () => this.testSubject.ChangeState(entity, EntityStates.Modified);
changeToModified.ShouldThrow <InvalidOperationException>().WithMessage(ClientStrings.Context_CannotChangeStateToModifiedIfNotUnchanged);
}
public void ChangeStateShouldAllowSettingModifiedToModified()
{
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
this.testSubject.UpdateObject(entity);
descriptor.State.Should().Be(EntityStates.Modified);
this.testSubject.ChangeState(entity, EntityStates.Modified);
descriptor.State.Should().Be(EntityStates.Modified);
}
public void HeadersInArgsShouldNotBeModifiedDuringGetReadStream()
{
// Regression coverage for: SendingRequest cannot set Accept-Charset header for SetSaveStream if reusing request arg
new TransportLayerThatAlwaysSendsBack204(this.testSubject);
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
descriptor.ReadStreamUri = new Uri("http://fakeReadStreamUri.org/");
var args = new DataServiceRequestArgs();
this.testSubject.GetReadStream(entity, args);
args.Headers.Should().BeEmpty();
}
public void SettingETagOnDescriptorShouldOverrideWhatIsSent()
{
// regression coverage for Light switch issue: due to attach detach workaround identity strings don't match and duplicates occur with doubles,
// which was really due to: DataServiceContext should support changing EntityState and ETag values for entity instances
var entity = new TestEntityType();
var transportLayer = new TransportLayerThatRemembersIfMatchAndAlwaysSendsBack204(this.testSubject);
this.testSubject.AttachTo("Things", entity, "ETagSetInAttach");
this.testSubject.ChangeState(entity, EntityStates.Modified);
this.testSubject.GetEntityDescriptor(entity).ETag = "ETagSetInProperty";
this.testSubject.SaveChanges().Should().HaveCount(1);
transportLayer.LastIfMatchHeaderValue.Should().Be("ETagSetInProperty");
}
public void ChangingStateToUnchangedShouldPreventRequestFromBeingSent()
{
// regression coverage for Light switch issue: due to attach detach workaround identity strings don't match and duplicates occur with doubles,
// which was really due to: DataServiceContext should support changing EntityState and ETag values for entity instances
var entity = new TestEntityType();
this.testSubject.AttachTo("Things", entity);
this.testSubject.UpdateObject(entity);
this.testSubject.ChangeState(entity, EntityStates.Unchanged);
this.testSubject.Configurations.RequestPipeline.OnMessageCreating = (args) => { throw new NotImplementedException(); };
Action saveChanges = () => this.testSubject.SaveChanges();
saveChanges.ShouldNotThrow();
}
public void ChangeStateShouldSetToUnchangedAndNotModifyChangeOrder()
{
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
this.testSubject.UpdateObject(entity);
descriptor.Should().NotBeNull();
descriptor.State.Should().Be(EntityStates.Modified);
descriptor.ChangeOrder.Should().Be(2);
this.testSubject.ChangeState(entity, EntityStates.Unchanged);
descriptor.State.Should().Be(EntityStates.Unchanged);
descriptor.ChangeOrder.Should().Be(2);
}
public void ChangeStateShouldFailWhenChangingDeletedToModified()
{
var entity = new TestEntityType();
this.AttachAndGetDescriptor(entity);
this.testSubject.DeleteObject(entity);
Action changeToModified = () => this.testSubject.ChangeState(entity, EntityStates.Modified);
changeToModified.ShouldThrow<InvalidOperationException>().WithMessage(ClientStrings.Context_CannotChangeStateToModifiedIfNotUnchanged);
}
public void ChangeStateShouldSetToUnchangedAndNotModifyChangeOrder()
{
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
this.testSubject.UpdateObject(entity);
descriptor.Should().NotBeNull();
descriptor.State.Should().Be(EntityStates.Modified);
descriptor.ChangeOrder.Should().Be(2);
this.testSubject.ChangeState(entity, EntityStates.Unchanged);
descriptor.State.Should().Be(EntityStates.Unchanged);
descriptor.ChangeOrder.Should().Be(2);
}
public void ChangeStateShouldSetToDeletedAndSetChangeOrder()
{
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
this.testSubject.ChangeState(entity, EntityStates.Deleted);
descriptor.State.Should().Be(EntityStates.Deleted);
descriptor.ChangeOrder.Should().Be(2);
}
public void ChangeStateShouldAllowSettingModifiedToModified()
{
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
this.testSubject.UpdateObject(entity);
descriptor.State.Should().Be(EntityStates.Modified);
this.testSubject.ChangeState(entity, EntityStates.Modified);
descriptor.State.Should().Be(EntityStates.Modified);
}
public void ChangeStateShouldSetToDetachedAndActuallyRemoveFromTracking()
{
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
this.testSubject.ChangeState(entity, EntityStates.Detached);
descriptor.State.Should().Be(EntityStates.Detached);
this.testSubject.GetEntityDescriptor(entity).Should().BeNull();
}
public void HeadersInArgsShouldNotBeModifiedDuringGetReadStream()
{
// Regression coverage for: SendingRequest cannot set Accept-Charset header for SetSaveStream if reusing request arg
new TransportLayerThatAlwaysSendsBack204(this.testSubject);
var entity = new TestEntityType();
var descriptor = this.AttachAndGetDescriptor(entity);
descriptor.ReadStreamUri = new Uri("http://fakeReadStreamUri.org/");
var args = new DataServiceRequestArgs();
this.testSubject.GetReadStream(entity, args);
args.Headers.Should().BeEmpty();
}
public void SettingETagOnDescriptorShouldOverrideWhatIsSent()
{
// regression coverage for Light switch issue: due to attach detach workaround identity strings don't match and duplicates occur with doubles,
// which was really due to: DataServiceContext should support changing EntityState and ETag values for entity instances
var entity = new TestEntityType();
var transportLayer = new TransportLayerThatRemembersIfMatchAndAlwaysSendsBack204(this.testSubject);
this.testSubject.AttachTo("Things", entity, "ETagSetInAttach");
this.testSubject.ChangeState(entity, EntityStates.Modified);
this.testSubject.GetEntityDescriptor(entity).ETag = "ETagSetInProperty";
this.testSubject.SaveChanges().Should().HaveCount(1);
transportLayer.LastIfMatchHeaderValue.Should().Be("ETagSetInProperty");
}
public void ChangingStateToUnchangedShouldPreventRequestFromBeingSent()
{
// regression coverage for Light switch issue: due to attach detach workaround identity strings don't match and duplicates occur with doubles,
// which was really due to: DataServiceContext should support changing EntityState and ETag values for entity instances
var entity = new TestEntityType();
this.testSubject.AttachTo("Things", entity);
this.testSubject.UpdateObject(entity);
this.testSubject.ChangeState(entity, EntityStates.Unchanged);
this.testSubject.Configurations.RequestPipeline.OnMessageCreating = (args) => { throw new NotImplementedException(); };
Action saveChanges = () => this.testSubject.SaveChanges();
saveChanges.ShouldNotThrow();
}