1 /* 2 * Copyright (C) 2016 The Dagger Authors. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package dagger.producers.internal; 18 19 import static com.google.common.truth.Truth.assertThat; 20 import static org.junit.Assert.fail; 21 22 import dagger.producers.Producer; 23 import dagger.producers.Producers; 24 import java.util.Map; 25 import java.util.concurrent.ExecutionException; 26 import org.junit.Test; 27 import org.junit.runner.RunWith; 28 import org.junit.runners.JUnit4; 29 30 @RunWith(JUnit4.class) 31 public final class MapProducerTest { 32 @Test success()33 public void success() throws Exception { 34 Producer<Map<Integer, String>> mapProducer = 35 MapProducer.<Integer, String>builder(2) 36 .put(15, Producers.immediateProducer("fifteen")) 37 .put(42, Producers.immediateProducer("forty two")) 38 .build(); 39 Map<Integer, String> map = mapProducer.get().get(); 40 assertThat(map).hasSize(2); 41 assertThat(map).containsEntry(15, "fifteen"); 42 assertThat(map).containsEntry(42, "forty two"); 43 } 44 45 @Test failingContribution()46 public void failingContribution() throws Exception { 47 RuntimeException cause = new RuntimeException("monkey"); 48 Producer<Map<Integer, String>> mapProducer = 49 MapProducer.<Integer, String>builder(2) 50 .put(15, Producers.immediateProducer("fifteen")) 51 // TODO(ronshapiro): remove the type parameter when we drop java7 support 52 .put(42, Producers.<String>immediateFailedProducer(cause)) 53 .build(); 54 try { 55 mapProducer.get().get(); 56 fail(); 57 } catch (ExecutionException e) { 58 assertThat(e).hasCauseThat().isSameInstanceAs(cause); 59 } 60 } 61 } 62