public void When_Sending_A_Command_That_Should_Retry_Failure()
{
Catch.Exception(() => _commandProcessor.Send(_myCommand));
//_should_send_the_command_to_the_command_handler
Assert.True(MyFailsWithDivideByZeroHandler.ShouldReceive(_myCommand));
//_should_retry_three_times
Assert.AreEqual(3, _retryCount);
}
public void When_Sending_A_Command_That_Should_Retry_Failure()
{
Catch.Exception(() => _commandProcessor.Send(_myCommand));
//_should_send_the_command_to_the_command_handler
MyFailsWithDivideByZeroHandler.ShouldReceive(_myCommand).Should().BeTrue();
//_should_retry_three_times
_retryCount.Should().Be(3);
}
public void When_Sending_A_Command_That_Repeatedely_Fails_Break_The_Circuit()
{
//First two should be caught, and increment the count
_firstException = Catch.Exception(() => _commandProcessor.Send(_myCommand));
_secondException = Catch.Exception(() => _commandProcessor.Send(_myCommand));
//this one should tell us that the circuit is broken
_thirdException = Catch.Exception(() => _commandProcessor.Send(_myCommand));
//_should_send_the_command_to_the_command_handler
MyFailsWithDivideByZeroHandler.ShouldReceive(_myCommand).Should().BeTrue();
//_should_bubble_up_the_first_exception
_firstException.Should().BeOfType <DivideByZeroException>();
//_should_bubble_up_the_second_exception
_secondException.Should().BeOfType <DivideByZeroException>();
//_should_break_the_circuit_after_two_fails
_thirdException.Should().BeOfType <BrokenCircuitException>();
}