75 lines
1.8 KiB
Java
75 lines
1.8 KiB
Java
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/*
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* Copyright (C) 2018 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.functional.subcomponent;
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import static org.junit.Assert.fail;
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import dagger.Component;
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import dagger.Module;
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import dagger.Provides;
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import dagger.Subcomponent;
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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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/** Tests for subcomponent factory methods. */
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@RunWith(JUnit4.class)
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public final class SubcomponentFactoryMethodTest {
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@Module
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static class IntModule {
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@Provides
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int provideInt() {
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return 42;
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}
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}
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@Module
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static class StringModule {
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final String s;
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StringModule(String s) {
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this.s = s;
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}
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@Provides
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String provideString(int i) {
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return s + i;
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}
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}
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@Component(modules = IntModule.class)
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interface TestComponent {
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TestSubcomponent newSubcomponent(StringModule stringModule);
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}
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@Subcomponent(modules = StringModule.class)
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interface TestSubcomponent {
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String string();
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}
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@Test
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public void creatingSubcomponentViaFactoryMethod_failsForNullParameter() {
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TestComponent component = DaggerSubcomponentFactoryMethodTest_TestComponent.create();
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try {
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component.newSubcomponent(null);
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fail();
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} catch (NullPointerException expected) {
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}
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}
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}
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