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February 17, 2017 13:28
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Create an observable which emits the action clicked events from a Snackbar.
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@RunWith(AndroidJUnit4.class) | |
public final class RxSnackbarTest { | |
@Rule public final ActivityTestRule<RxSnackbarTestActivity> activityRule = | |
new ActivityTestRule<>(RxSnackbarTestActivity.class); | |
private Snackbar view; | |
@Before public void setUp() { | |
RxSnackbarTestActivity activity = activityRule.getActivity(); | |
view = activity.snackbar; | |
} | |
@Test public void actionIsClicked() { | |
String actionText = "Action"; | |
RecordingObserver<Integer> o = new RecordingObserver<>(); | |
RxSnackbar.actionClicked(view, actionText) | |
.subscribeOn(AndroidSchedulers.mainThread()) | |
.subscribe(o); | |
o.assertNoMoreEvents(); | |
view.show(); | |
onView(withText(actionText)).perform(click()); | |
o.takeNext(); | |
o.assertNoMoreEvents(); | |
} | |
@Test public void actionIsClickedButNotSubscribed() { | |
String actionText = "Action"; | |
RecordingObserver<Integer> o = new RecordingObserver<>(); | |
Subscription subscription = RxSnackbar.actionClicked(view, actionText) | |
.subscribeOn(AndroidSchedulers.mainThread()) | |
.subscribe(o); | |
o.assertNoMoreEvents(); | |
view.show(); | |
subscription.unsubscribe(); | |
onView(withText(actionText)).perform(click()); | |
o.assertNoMoreEvents(); | |
} | |
} |
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import android.support.design.widget.Snackbar; | |
import android.view.View; | |
import android.view.View.OnClickListener; | |
import rx.Observable; | |
import rx.Subscriber; | |
import rx.android.MainThreadSubscription; | |
final class SnackbarActionOnSubscribe implements Observable.OnSubscribe<Integer> { | |
final Snackbar view; | |
final int resId; | |
final CharSequence text; | |
public SnackbarActionOnSubscribe(Snackbar view, int resId) { | |
this.view = view; | |
this.text = null; | |
this.resId = resId; | |
} | |
public SnackbarActionOnSubscribe(Snackbar view, CharSequence text) { | |
this.view = view; | |
this.text = text; | |
this.resId = -1; | |
} | |
@Override | |
public void call(final Subscriber<? super Integer> subscriber) { | |
MainThreadSubscription.verifyMainThread(); | |
View.OnClickListener listener = new OnClickListener() { | |
@Override | |
public void onClick(View view) { | |
if (!subscriber.isUnsubscribed()) { | |
subscriber.onNext(null); | |
} | |
} | |
}; | |
subscriber.add(new MainThreadSubscription() { | |
@Override | |
protected void onUnsubscribe() { | |
view.setCallback(null); | |
} | |
}); | |
if (text == null) { | |
view.setAction(resId, listener); | |
} else { | |
view.setAction(text, listener); | |
} | |
} | |
} |
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