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public class ActivityTest extends Frament implements Wizzard {
	
	@Override
	public Validate getValidate() {
		UserPasswordValidator userPasswordValidator = new UserPasswordValidator(user,password);
		return userPasswordValidator();
	}

}

flipper83

public class SampleUserCaseJob implements SampleUserCase {

  private final UserCaseHandler userCaseHandler;

  @Inject
  public GetDiscoverDestinationUserCaseJob(UserCaseHandler userCaseHandler) {
    this.userCaseHandler = userCaseHandler;
  }

  @UserCase public void executeObtainDestination() {

flipper83

@Override
    public int hashCode() {
        return (isLenient() ? 1237 : 1231) + getFirstDayOfWeek()
                + getMinimalDaysInFirstWeek() + getTimeZone().hashCode();
    }

flipper83

public class MainActivity extends BaseActivity implements SuperHeroesPresenter.View {

  @Inject SuperHeroesPresenter presenter;
  
  /* ... */   
}

flipper83

@Module public class MainModule {

  @Provides @Singleton public SuperHeroesRepository provideSuperHeroesRepository() {
    return new SuperHeroesRepository();
  }
}

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//MainActivity.java

public class MainActivity extends BaseActivity implements SuperHeroesPresenter.View {

  @Inject SuperHeroesPresenter presenter;
  
  /* ... */   
}

//MainModule.java

flipper83

onView(withId(R.id.my_view))        // withId(R.id.my_view) is a ViewMatcher
    .perform(click())               // click() is a ViewAction
    .check(matches(isDisplayed())); // matches(isDisplayed()) is a ViewAssertion

flipper83

onView(withId(R.id.my_view))        // withId(R.id.my_view) is a ViewMatcher
    .perform(click())               // click() is a ViewAction
    .check(matches(isDisplayed())); // matches(isDisplayed()) is a ViewAssertion

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@Test public void showsEmptyCaseIfThereAreNoSuperHeroes() {
  givenThereAreNoSuperHeroes();

  startActivity();

  onView(withText("¯\\_(ツ)_/¯")).check(matches(isDisplayed()));
}

flipper83

@Test public void shouldShowAnErrorWhenTheEmailIsNotAnEmail() {
  onView(withId(R.id.email)).perform(typeText("Not is an email"), closeSoftKeyboard());
  onView(withId(R.id.email_sign_in_button)).perform(click());
  
  onView(withId(R.id.tv_error)).check(matches(withText(R.string.error_invalid_email)));
}