Unit Testing RxJava ObservablesThe first step to rx-ify our architecture was to change the methods in the data layer so that they returned Observables. The next question was: how do we unit test this? The ugly wayThe first thing that came to our minds was to simply subscribe in the same way we would from outside the tests and then save the result in a global variable that can later on be asserted. For example, imagine we have a
