src/test/java/io/reactivex/rxjava4/observable/ObservableCombineLatestTests.java - 4.x - githubmirror/RxJava

src/test/java/io/reactivex/rxjava4/observable/ObservableCombineLatestTests.java

45 строк2 KB

David Karnok

4.x: Convert from JUnit 4 to JUnit 6 (#8202)

30 июн 2026, 12:01

30 июн 2026, 12:01531388f

/*
 * Copyright (c) 2016-present, RxJava Contributors.
 *
 * 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 io.reactivex.rxjava4.observable;

import org.junit.jupiter.api.Test;

import io.reactivex.rxjava4.core.*;
import io.reactivex.rxjava4.functions.*;
import io.reactivex.rxjava4.observable.ObservableCovarianceTest.*;

public class ObservableCombineLatestTests extends RxJavaTest {
    /**
     * This won't compile if super/extends isn't done correctly on generics.
     */
    @Test
    public void covarianceOfCombineLatest() {
        Observable<HorrorMovie> horrors = Observable.just(new HorrorMovie());
        Observable<CoolRating> ratings = Observable.just(new CoolRating());

        Observable.<Movie, CoolRating, Result> combineLatest(horrors, ratings, combine).blockingForEach(action);
        Observable.<Movie, CoolRating, Result> combineLatest(horrors, ratings, combine).blockingForEach(action);
        Observable.<Media, Rating, ExtendedResult> combineLatest(horrors, ratings, combine).blockingForEach(extendedAction);
        Observable.<Media, Rating, Result> combineLatest(horrors, ratings, combine).blockingForEach(action);
        Observable.<Media, Rating, ExtendedResult> combineLatest(horrors, ratings, combine).blockingForEach(action);

        Observable.<Movie, CoolRating, Result> combineLatest(horrors, ratings, combine);
    }

    BiFunction<Media, Rating, ExtendedResult> combine = (_, _) -> new ExtendedResult();

    Consumer<Result> action = t1 -> System.out.println("Result: " + t1);

    Consumer<ExtendedResult> extendedAction = t1 -> System.out.println("Result: " + t1);
}