org.saynotobugs.confidence.rxjava3.rxexpectation.Within Maven / Gradle / Ivy
/*
* Copyright 2022 dmfs GmbH
*
*
* 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.
*
*/
package org.saynotobugs.confidence.rxjava3.rxexpectation;
import io.reactivex.rxjava3.schedulers.TestScheduler;
import org.dmfs.srcless.annotations.staticfactory.StaticFactories;
import org.saynotobugs.confidence.Assessment;
import org.saynotobugs.confidence.Description;
import org.saynotobugs.confidence.Quality;
import org.saynotobugs.confidence.assessment.FailPrepended;
import org.saynotobugs.confidence.description.Spaced;
import org.saynotobugs.confidence.description.Text;
import org.saynotobugs.confidence.rxjava3.RxExpectation;
import org.saynotobugs.confidence.rxjava3.RxTestAdapter;
import java.time.Duration;
import java.util.concurrent.TimeUnit;
@StaticFactories(value = "RxJava3", packageName = "org.saynotobugs.confidence.rxjava3")
public final class Within implements RxExpectation
{
private final Description mDescription;
private final Duration mDuration;
private final RxExpectation mDelegate;
/**
* Creates an {@link RxExpectation} that expects the given {@link RxExpectation} to match within the given {@link Duration}.
*
* It does so by forwarding the {@link TestScheduler} by the given {@link Duration} and delegating to the given {@link RxExpectation}.
*/
public Within(Duration duration, RxExpectation delegate)
{
this(new Spaced(new Text("after"), new Text(duration.toString())), duration, delegate);
}
/**
* Creates an {@link RxExpectation} that expects the given {@link RxExpectation} to match within the given {@link Duration}.
*
* It does so by forwarding the {@link TestScheduler} by the given {@link Duration} and delegating to the given {@link RxExpectation}.
*/
Within(Description description, Duration duration, RxExpectation delegate)
{
if (duration.isNegative())
{
throw new IllegalArgumentException("Unsupported negative duration: " + duration);
}
mDescription = description;
mDuration = duration;
mDelegate = delegate;
}
@Override
public Quality> quality(TestScheduler scheduler)
{
Quality> delegate = mDelegate.quality(scheduler);
return new Quality>()
{
@Override
public Assessment assessmentOf(RxTestAdapter candidate)
{
scheduler.advanceTimeBy(mDuration.toMillis(), TimeUnit.MILLISECONDS);
scheduler.triggerActions();
return new FailPrepended(mDescription, delegate.assessmentOf(candidate));
}
@Override
public Description description()
{
return new Spaced(mDescription, delegate.description());
}
};
}
}