android13/external/dagger2/javatests/dagger/functional/producers/fluentfuture/FluentFuturesTest.java

52 lines
1.9 KiB
Java

/*
* Copyright (C) 2017 The Dagger Authors.
*
* 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 dagger.functional.producers.fluentfuture;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.util.concurrent.Futures.immediateFuture;
import static com.google.common.util.concurrent.MoreExecutors.directExecutor;
import com.google.common.util.concurrent.FluentFuture;
import dagger.functional.producers.fluentfuture.FluentFutures.Component;
import dagger.functional.producers.fluentfuture.FluentFutures.Dependency;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public final class FluentFuturesTest {
@Test
public void testFluentFutures() throws Exception {
Component component =
DaggerFluentFutures_Component.builder()
.executor(directExecutor())
.dependency(
new Dependency() {
@Override
public FluentFuture<Float> floatFuture() {
return FluentFuture.from(immediateFuture(42.0f));
}
})
.build();
assertThat(component.string().isDone()).isTrue();
assertThat(component.string().get()).isEqualTo("hello");
assertThat(component.setOfDouble().isDone()).isTrue();
assertThat(component.setOfDouble().get()).containsExactly(5.0, 6.0, 7.0, 42.0);
}
}