102 lines
2.9 KiB
Java
102 lines
2.9 KiB
Java
/*
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* Copyright (C) 2019 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.factory;
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import static com.google.common.truth.Truth.assertThat;
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import static java.lang.annotation.ElementType.METHOD;
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import static java.lang.annotation.ElementType.PARAMETER;
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import static java.lang.annotation.RetentionPolicy.RUNTIME;
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import static org.junit.Assert.fail;
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import dagger.BindsInstance;
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import dagger.Component;
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import java.lang.annotation.Retention;
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import java.lang.annotation.Target;
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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 component factories with {@link BindsInstance} parameters. */
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@RunWith(JUnit4.class)
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public final class FactoryBindsInstanceTest {
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@Component
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interface BindsInstanceComponent {
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String string();
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@Component.Factory
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interface Factory {
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BindsInstanceComponent create(@BindsInstance String string);
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}
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}
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@Test
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public void bindsInstance() {
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BindsInstanceComponent component =
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DaggerFactoryBindsInstanceTest_BindsInstanceComponent.factory().create("baz");
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assertThat(component.string()).isEqualTo("baz");
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}
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@Test
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public void nonNullableBindsInstance_failsOnNull() {
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try {
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DaggerFactoryBindsInstanceTest_BindsInstanceComponent.factory().create(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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@Target({METHOD, PARAMETER})
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@Retention(RUNTIME)
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@interface Nullable {}
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@Component
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interface NullableBindsInstanceComponent {
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@Nullable
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String string();
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@Component.Factory
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interface Factory {
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NullableBindsInstanceComponent create(@BindsInstance @Nullable String string);
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}
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}
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@Test
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public void nullableBindsInstance_doesNotFailOnNull() {
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NullableBindsInstanceComponent component =
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DaggerFactoryBindsInstanceTest_NullableBindsInstanceComponent.factory().create(null);
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assertThat(component.string()).isEqualTo(null);
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}
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@Component
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interface PrimitiveBindsInstanceComponent {
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int getInt();
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@Component.Factory
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interface Factory {
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PrimitiveBindsInstanceComponent create(@BindsInstance int i);
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}
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}
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@Test
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public void primitiveBindsInstance() {
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PrimitiveBindsInstanceComponent component =
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DaggerFactoryBindsInstanceTest_PrimitiveBindsInstanceComponent.factory().create(1);
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assertThat(component.getInt()).isEqualTo(1);
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}
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}
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