RxJava/src/test/java/io/reactivex/internal/operators/single/SingleZipTest.java at 2.x · appsou/RxJava · GitHub

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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.
 */

package io.reactivex.internal.operators.single;

import org.junit.Test;

import io.reactivex.Single;
import io.reactivex.functions.*;

public class SingleZipTest {

    @Test
    public void zip2() {
        Single.zip(Single.just(1), Single.just(2), new BiFunction<Integer, Integer, Object>() {
            @Override
            public Object apply(Integer a, Integer b) throws Exception {
                return a + "" + b;
            }
        })
        .test()
        .assertResult("12");
    }

    @Test
    public void zip3() {
        Single.zip(Single.just(1), Single.just(2), Single.just(3), new Function3<Integer, Integer, Integer, Object>() {
            @Override
            public Object apply(Integer a, Integer b, Integer c) throws Exception {
                return a + "" + b + c;
            }
        })
        .test()
        .assertResult("123");
    }

    @Test
    public void zip4() {
        Single.zip(Single.just(1), Single.just(2), Single.just(3),
                Single.just(4),
                new Function4<Integer, Integer, Integer, Integer, Object>() {
                    @Override
                    public Object apply(Integer a, Integer b, Integer c, Integer d) throws Exception {
                        return a + "" + b + c + d;
                    }
                })
        .test()
        .assertResult("1234");
    }

    @Test
    public void zip5() {
        Single.zip(Single.just(1), Single.just(2), Single.just(3),
                Single.just(4), Single.just(5),
                new Function5<Integer, Integer, Integer, Integer, Integer, Object>() {
                    @Override
                    public Object apply(Integer a, Integer b, Integer c, Integer d, Integer e) throws Exception {
                        return a + "" + b + c + d + e;
                    }
                })
        .test()
        .assertResult("12345");
    }

    @Test
    public void zip6() {
        Single.zip(Single.just(1), Single.just(2), Single.just(3),
                Single.just(4), Single.just(5), Single.just(6),
                new Function6<Integer, Integer, Integer, Integer, Integer, Integer, Object>() {
                    @Override
                    public Object apply(Integer a, Integer b, Integer c, Integer d, Integer e, Integer f)
                            throws Exception {
                        return a + "" + b + c + d + e + f;
                    }
                })
        .test()
        .assertResult("123456");
    }

    @Test
    public void zip7() {
        Single.zip(Single.just(1), Single.just(2), Single.just(3),
                Single.just(4), Single.just(5), Single.just(6),
                Single.just(7),
                new Function7<Integer, Integer, Integer, Integer, Integer, Integer, Integer, Object>() {
                    @Override
                    public Object apply(Integer a, Integer b, Integer c, Integer d, Integer e, Integer f, Integer g)
                            throws Exception {
                        return a + "" + b + c + d + e + f + g;
                    }
                })
        .test()
        .assertResult("1234567");
    }

    @Test
    public void zip8() {
        Single.zip(Single.just(1), Single.just(2), Single.just(3),
                Single.just(4), Single.just(5), Single.just(6),
                Single.just(7), Single.just(8),
                new Function8<Integer, Integer, Integer, Integer, Integer, Integer, Integer, Integer, Object>() {
                    @Override
                    public Object apply(Integer a, Integer b, Integer c, Integer d, Integer e, Integer f, Integer g,
                            Integer h) throws Exception {
                        return a + "" + b + c + d + e + f + g + h;
                    }
                })
        .test()
        .assertResult("12345678");
    }

    @Test
    public void zip9() {
        Single.zip(Single.just(1), Single.just(2), Single.just(3),
                Single.just(4), Single.just(5), Single.just(6),
                Single.just(7), Single.just(8), Single.just(9),
                new Function9<Integer, Integer, Integer, Integer, Integer, Integer, Integer, Integer, Integer, Object>() {
                    @Override
                    public Object apply(Integer a, Integer b, Integer c, Integer d, Integer e, Integer f, Integer g,
                            Integer h, Integer i) throws Exception {
                        return a + "" + b + c + d + e + f + g + h + i;
                    }
                })
        .test()
        .assertResult("123456789");
    }

}