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78 changes: 78 additions & 0 deletions
78
src/main/java/io/reactivex/internal/operators/completable/CompletableHide.java
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/** | ||
* Copyright 2016 Netflix, Inc. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in | ||
* compliance with the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software distributed under the License is | ||
* distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See | ||
* the License for the specific language governing permissions and limitations under the License. | ||
*/ | ||
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package io.reactivex.internal.operators.completable; | ||
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import io.reactivex.Completable; | ||
import io.reactivex.CompletableObserver; | ||
import io.reactivex.CompletableSource; | ||
import io.reactivex.disposables.Disposable; | ||
import io.reactivex.internal.disposables.DisposableHelper; | ||
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/** | ||
* Hides the identity of the upstream Completable and its Disposable sent through onSubscribe. | ||
*/ | ||
public final class CompletableHide extends Completable { | ||
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final CompletableSource source; | ||
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public CompletableHide(CompletableSource source) { | ||
this.source = source; | ||
} | ||
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@Override | ||
protected void subscribeActual(CompletableObserver observer) { | ||
source.subscribe(new HideCompletableObserver(observer)); | ||
} | ||
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static final class HideCompletableObserver implements CompletableObserver, Disposable { | ||
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final CompletableObserver actual; | ||
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Disposable d; | ||
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HideCompletableObserver(CompletableObserver actual) { | ||
this.actual = actual; | ||
} | ||
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@Override | ||
public void dispose() { | ||
d.dispose(); | ||
d = DisposableHelper.DISPOSED; | ||
} | ||
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@Override | ||
public boolean isDisposed() { | ||
return d.isDisposed(); | ||
} | ||
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@Override | ||
public void onSubscribe(Disposable d) { | ||
if (DisposableHelper.validate(this.d, d)) { | ||
this.d = d; | ||
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actual.onSubscribe(this); | ||
} | ||
} | ||
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@Override | ||
public void onError(Throwable e) { | ||
actual.onError(e); | ||
} | ||
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@Override | ||
public void onComplete() { | ||
actual.onComplete(); | ||
} | ||
} | ||
} |
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85
src/test/java/io/reactivex/internal/operators/completable/CompletableHideTest.java
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/** | ||
* Copyright 2016 Netflix, Inc. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in | ||
* compliance with the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software distributed under the License is | ||
* distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See | ||
* the License for the specific language governing permissions and limitations under the License. | ||
*/ | ||
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package io.reactivex.internal.operators.completable; | ||
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import io.reactivex.Completable; | ||
import io.reactivex.CompletableSource; | ||
import io.reactivex.TestHelper; | ||
import io.reactivex.exceptions.TestException; | ||
import io.reactivex.functions.Function; | ||
import io.reactivex.processors.PublishProcessor; | ||
import io.reactivex.subjects.CompletableSubject; | ||
import org.junit.Test; | ||
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import static org.junit.Assert.assertFalse; | ||
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public class CompletableHideTest { | ||
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@Test | ||
public void never() { | ||
Completable.never() | ||
.hide() | ||
.test() | ||
.assertNotComplete() | ||
.assertNoErrors(); | ||
} | ||
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@Test | ||
public void complete() { | ||
Completable.complete() | ||
.hide() | ||
.test() | ||
.assertResult(); | ||
} | ||
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@Test | ||
public void error() { | ||
Completable.error(new TestException()) | ||
.hide() | ||
.test() | ||
.assertFailure(TestException.class); | ||
} | ||
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@Test | ||
public void hidden() { | ||
assertFalse(CompletableSubject.create().hide() instanceof CompletableSubject); | ||
} | ||
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@Test | ||
public void dispose() { | ||
TestHelper.checkDisposedCompletable(new Function<Completable, CompletableSource>() { | ||
@Override | ||
public CompletableSource apply(Completable m) throws Exception { | ||
return m.hide(); | ||
} | ||
}); | ||
} | ||
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@Test | ||
public void isDisposed() { | ||
PublishProcessor<Integer> pp = PublishProcessor.create(); | ||
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TestHelper.checkDisposed(pp.ignoreElements().hide()); | ||
} | ||
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@Test | ||
public void doubleOnSubscribe() { | ||
TestHelper.checkDoubleOnSubscribeCompletable(new Function<Completable, Completable>() { | ||
@Override | ||
public Completable apply(Completable f) throws Exception { | ||
return f.hide(); | ||
} | ||
}); | ||
} | ||
} |