62 lines
2.1 KiB
Java
62 lines
2.1 KiB
Java
/*
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* Copyright (C) 2015 The Dagger Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package dagger.producers;
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import static com.google.common.truth.Truth.assertThat;
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import static org.junit.Assert.fail;
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import com.google.common.testing.EqualsTester;
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import java.util.concurrent.CancellationException;
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import java.util.concurrent.ExecutionException;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.JUnit4;
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/**
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* Tests {@link Produced}.
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*/
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@RunWith(JUnit4.class)
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public class ProducedTest {
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@Test public void successfulProduced() throws ExecutionException {
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Object o = new Object();
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assertThat(Produced.successful(5).get()).isEqualTo(5);
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assertThat(Produced.successful("monkey").get()).isEqualTo("monkey");
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assertThat(Produced.successful(o).get()).isSameInstanceAs(o);
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}
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@Test public void failedProduced() {
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RuntimeException cause = new RuntimeException("monkey");
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try {
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Produced.failed(cause).get();
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fail();
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} catch (ExecutionException e) {
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assertThat(e).hasCauseThat().isSameInstanceAs(cause);
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}
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}
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@Test public void producedEquivalence() {
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RuntimeException e1 = new RuntimeException("monkey");
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RuntimeException e2 = new CancellationException();
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new EqualsTester()
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.addEqualityGroup(Produced.successful(132435), Produced.successful(132435))
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.addEqualityGroup(Produced.successful("hi"), Produced.successful("hi"))
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.addEqualityGroup(Produced.failed(e1), Produced.failed(e1))
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.addEqualityGroup(Produced.failed(e2), Produced.failed(e2))
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.testEquals();
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}
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}
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