public async Task Operation_Can_Complete_If_Rules_Pass_Validation_And_Complete_Validation_With_Successful_Validation_Results()
{
var doerOfThings = new Mock <IDoThings>();
doerOfThings.Setup(d => d.GetValue()).Returns("You shall pass");
var rules = new IRule[] { new TrueRule(), new TrueRule() };
var command = new CommandStub(doerOfThings.Object, rules);
var validationResult = await command.ValidateAsync();
validationResult.CanContinue.ShouldBeTrue();
validationResult.Errors.Count().ShouldBe(0);
var executionResult = await validationResult.CompleteCommandExecutionAsync();
executionResult.Success.ShouldBeTrue();
executionResult.Value.ShouldBe("You shall pass");
}
public async Task Completion_Properly_Handles_Caught_Peasy_Exception()
{
var doerOfThings = new Mock <IDoThings>();
doerOfThings.Setup(d => d.GetValue()).Throws(new PeasyException("You shall not pass"));
var rules = new IRule[] { new TrueRule(), new TrueRule() };
var command = new CommandStub(doerOfThings.Object, rules);
var validationResult = await command.ValidateAsync();
validationResult.CanContinue.ShouldBeTrue();
validationResult.Errors.Count().ShouldBe(0);
var executionResult = await validationResult.CompleteCommandExecutionAsync();
executionResult.Success.ShouldBeFalse();
executionResult.Errors.Count().ShouldBe(1);
executionResult.Errors.First().ErrorMessage.ShouldBe("You shall not pass");
}
public async Task Fails_Execution_With_Expected_ExecutionResult_And_Method_Invocations_When_Any_Validation_Results_Exist_Async()
{
var doerOfThings = new Mock <IDoThings>();
var validationResult = new ValidationResult("You shall not pass");
var command = new CommandStub(doerOfThings.Object, new [] { validationResult });
var result = await command.ExecuteAsync();
result.Success.ShouldBeFalse();
result.Errors.Count().ShouldBe(1);
result.Errors.First().ErrorMessage.ShouldBe("You shall not pass");
result.Value.ShouldBeNull();
doerOfThings.Verify(d => d.Log("OnInitializationAsync"), Times.Once);
doerOfThings.Verify(d => d.Log("OnValidateAsync"), Times.Once);
doerOfThings.Verify(d => d.Log("OnGetRulesAsync"), Times.Never);
doerOfThings.Verify(d => d.Log("OnCompleteAsync"), Times.Never);
doerOfThings.Verify(d => d.Log("OnExecuteAsync"), Times.Never);
doerOfThings.Verify(d => d.Log("OnFailedExecution"), Times.Once);
doerOfThings.Verify(d => d.Log("OnPeasyExceptionHandled"), Times.Never);
doerOfThings.Verify(d => d.Log("OnSuccessfulExecution"), Times.Never);
}
public async Task Successful_Execution_With_Expected_ExecutionResult_And_Method_Invocations_When_All_Rules_Pass_Async()
{
var doerOfThings = new Mock <IDoThings>();
doerOfThings.Setup(d => d.GetValue()).Returns("You shall pass");
var command = new CommandStub(doerOfThings.Object, new IRule[] { new TrueRule(), new TrueRule() });
var result = await command.ExecuteAsync();
result.Success.ShouldBeTrue();
result.Errors.ShouldBeNull();
result.Value.ShouldBe("You shall pass");
doerOfThings.Verify(d => d.Log("OnInitializationAsync"), Times.Once);
doerOfThings.Verify(d => d.Log("OnValidateAsync"), Times.Once);
doerOfThings.Verify(d => d.Log("OnGetRulesAsync"), Times.Once);
doerOfThings.Verify(d => d.Log("OnCompleteAsync"), Times.Once);
doerOfThings.Verify(d => d.Log("OnExecuteAsync"), Times.Once);
doerOfThings.Verify(d => d.Log("OnFailedExecution"), Times.Never);
doerOfThings.Verify(d => d.Log("OnPeasyExceptionHandled"), Times.Never);
doerOfThings.Verify(d => d.Log("OnSuccessfulExecution"), Times.Once);
}
