public void ExecuteAsync_WhenCommandIsNull_ThrowsArgumentNullException()
{
CommandHandler sut = CreateSut();
ArgumentNullException result = Assert.ThrowsAsync <ArgumentNullException>(async() => await sut.ExecuteAsync(null));
Assert.That(result.ParamName, Is.EqualTo("command"));
}
public async Task ExecuteAsync_WhenCalledAndCommandDoesNotHaveExternalIdentifier_AssertDeleteContactSupplementAsyncWasNotCalledOnContactRepository()
{
CommandHandler sut = CreateSut();
IDeleteContactCommand command = CreateDeleteContactCommandMock(false).Object;
await sut.ExecuteAsync(command);
_contactRepositoryMock.Verify(m => m.DeleteContactSupplementAsync(It.IsAny <IContact>()), Times.Never());
}
public async Task ExecuteAsync_WhenCalledAndCommandDoesNotHaveExternalIdentifier_AssertGetExistingContactAsyncWasNotCalledOnCommand()
{
CommandHandler sut = CreateSut();
Mock <IDeleteContactCommand> commandMock = CreateDeleteContactCommandMock(false);
await sut.ExecuteAsync(commandMock.Object);
commandMock.Verify(m => m.GetExistingContactAsync(It.IsAny <IMicrosoftGraphRepository>(), It.IsAny <IContactRepository>()), Times.Never());
}
public async Task ExecuteAsync_WhenCalled_AssertExternalIdentifierWasCalledOnCommand()
{
CommandHandler sut = CreateSut();
Mock <IDeleteContactCommand> commandMock = CreateDeleteContactCommandMock();
await sut.ExecuteAsync(commandMock.Object);
commandMock.Verify(m => m.ExternalIdentifier, Times.Once);
}
public async Task ExecuteAsync_WhenCalledAndCommandHasExternalIdentifierAndNoExistingContactWasReturnedFromCommand_AssertDeleteContactAsyncWasNotCalledOnMicrosoftGraphRepository()
{
CommandHandler sut = CreateSut();
IDeleteContactCommand command = CreateDeleteContactCommandMock(hasExistingContact: false).Object;
await sut.ExecuteAsync(command);
_microsoftGraphRepositoryMock.Verify(m => m.DeleteContactAsync(It.IsAny <IRefreshableToken>(), It.IsAny <string>()), Times.Never());
}
public async Task ExecuteAsync_WhenCalledAndCommandDoesNotHaveExternalIdentifier_AssertExternalIdentifierWasNotCalledOnExistingContactFromCommand()
{
CommandHandler sut = CreateSut();
Mock <IContact> existingContactMock = _fixture.BuildContactMock();
IDeleteContactCommand command = CreateDeleteContactCommandMock(false, existingContact: existingContactMock.Object).Object;
await sut.ExecuteAsync(command);
existingContactMock.Verify(m => m.ExternalIdentifier, Times.Never);
}
public async Task ExecuteAsync_WhenCalledAndCommandHasExternalIdentifierAndExistingContactWithExternalIdentifierWasReturnedFromCommand_AssertDeleteContactSupplementAsyncWasCalledOnContactRepositoryWithExistingContactFromCommand()
{
CommandHandler sut = CreateSut();
IContact existingContact = _fixture.BuildContactMock().Object;
IDeleteContactCommand command = CreateDeleteContactCommandMock(existingContact: existingContact).Object;
await sut.ExecuteAsync(command);
_contactRepositoryMock.Verify(m => m.DeleteContactSupplementAsync(It.Is <IContact>(value => value == existingContact)), Times.Once());
}
public async Task ExecuteAsync_WhenCalledAndCommandHasExternalIdentifierAndExistingContactWasReturnedFromCommand_AssertExternalIdentifierWasCalledOnExistingContactFromCommand()
{
CommandHandler sut = CreateSut();
Mock <IContact> existingContactMock = _fixture.BuildContactMock();
IDeleteContactCommand command = CreateDeleteContactCommandMock(existingContact: existingContactMock.Object).Object;
await sut.ExecuteAsync(command);
existingContactMock.Verify(m => m.ExternalIdentifier, Times.Once);
}
public async Task ExecuteAsync_WhenCalledAndCommandHasExternalIdentifier_AssertGetExistingContactAsyncWasCalledOnCommand()
{
CommandHandler sut = CreateSut();
Mock <IDeleteContactCommand> commandMock = CreateDeleteContactCommandMock();
await sut.ExecuteAsync(commandMock.Object);
commandMock.Verify(m => m.GetExistingContactAsync(
It.Is <IMicrosoftGraphRepository>(value => value == _microsoftGraphRepositoryMock.Object),
It.Is <IContactRepository>(value => value == _contactRepositoryMock.Object)),
Times.Once());
}
public async Task ExecuteAsync_WhenCalledAndCommandHasExternalIdentifierAndExistingContactWithExternalIdentifierWasReturnedFromCommand_AssertDeleteContactAsyncWasCalledOnMicrosoftGraphRepositoryWithExternalIdentifierFromExistingContactFromCommand()
{
CommandHandler sut = CreateSut();
string externalIdentifier = _fixture.Create <string>();
IContact existingContact = _fixture.BuildContactMock(externalIdentifier: externalIdentifier).Object;
IRefreshableToken refreshableToken = _fixture.BuildRefreshableTokenMock().Object;
IDeleteContactCommand command = CreateDeleteContactCommandMock(existingContact: existingContact, refreshableToken: refreshableToken).Object;
await sut.ExecuteAsync(command);
_microsoftGraphRepositoryMock.Verify(m => m.DeleteContactAsync(
It.Is <IRefreshableToken>(value => value == refreshableToken),
It.Is <string>(value => string.CompareOrdinal(value, externalIdentifier) == 0)),
Times.Once);
}