183 lines
5.5 KiB
Java
183 lines
5.5 KiB
Java
/*
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* Copyright (C) 2020 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.hilt.android;
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import static com.google.common.truth.Truth.assertThat;
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import android.os.Build;
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import androidx.test.ext.junit.runners.AndroidJUnit4;
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import dagger.Binds;
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import dagger.Module;
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import dagger.Provides;
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import dagger.hilt.InstallIn;
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import dagger.hilt.android.testing.HiltAndroidRule;
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import dagger.hilt.android.testing.HiltAndroidTest;
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import dagger.hilt.android.testing.HiltTestApplication;
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import dagger.hilt.components.SingletonComponent;
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import javax.inject.Inject;
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import javax.inject.Named;
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import org.junit.Before;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.robolectric.annotation.Config;
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@HiltAndroidTest
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@RunWith(AndroidJUnit4.class)
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// Robolectric requires Java9 to run API 29 and above, so use API 28 instead
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@Config(sdk = Build.VERSION_CODES.P, application = HiltTestApplication.class)
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public final class ModuleTest {
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public static class Dep1 {}
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public static class Dep2 {}
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public static class Dep3 {}
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public static class Dep4 { @Inject Dep4() {}}
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public static class Dep5 { @Inject Dep5() {}}
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public static class Dep6 {}
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public static class Dep7 {}
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@Rule public HiltAndroidRule rule = new HiltAndroidRule(this);
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// Test that modules with only static methods can have private constructors.
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@Module
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@InstallIn(SingletonComponent.class)
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static final class TestModule1 {
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private TestModule1() {} // This is fine because Dagger doesn't need an instance.
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@Provides
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static Dep1 provide() {
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return new Dep1();
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}
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}
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// Test that modules with only static methods can have constructors with parameters.
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@Module
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@InstallIn(SingletonComponent.class)
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static final class TestModule2 {
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TestModule2(String str) {} // This is fine because Dagger doesn't need an instance.
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@Provides
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static Dep2 provide() {
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return new Dep2();
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}
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}
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// Test that modules with non-static methods can have constructors with parameters if no-arg
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// constructor exists.
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@Module
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@InstallIn(SingletonComponent.class)
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static final class TestModule3 {
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TestModule3() {
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this("");
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}
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TestModule3(String str) {} // This is fine because Dagger can use the other constructor
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@Provides
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Dep3 provide() {
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return new Dep3();
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}
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}
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// Test that modules with only abstract methods can have private constructors.
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@Module
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@InstallIn(SingletonComponent.class)
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@SuppressWarnings("ClassCanBeStatic") // purposely testing non-static class here
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abstract class TestModule4 {
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private TestModule4() {} // This is fine because Dagger doesn't need an instance.
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@Binds @Named("Dep4") abstract Object bind(Dep4 impl);
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}
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// Test that modules with only abstract methods can have constructors with parameters.
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@Module
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@InstallIn(SingletonComponent.class)
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@SuppressWarnings("ClassCanBeStatic") // purposely testing non-static class here
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abstract class TestModule5 {
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TestModule5(String str) {} // This is fine because Dagger doesn't need an instance.
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@Binds @Named("Dep5") abstract Object bind(Dep5 impl);
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}
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// Test that static modules with no methods can have private constructors.
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@Module
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@InstallIn(SingletonComponent.class)
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static final class TestModule6 {
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private TestModule6() {} // This is fine because Dagger doesn't need an instance.
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}
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// Test that static modules with no methods can have constructors with parameters.
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@Module
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@InstallIn(SingletonComponent.class)
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static final class TestModule7 {
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TestModule7(String str) {} // This is fine because Dagger doesn't need an instance.
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}
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// Test that abstract modules with no methods can have private constructors.
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@Module
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@InstallIn(SingletonComponent.class)
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@SuppressWarnings("ClassCanBeStatic") // purposely testing non-static class here
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abstract class TestModule8 {
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private TestModule8() {} // This is fine because Dagger doesn't need an instance.
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}
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// Test that abstract modules with no methods can have constructors with parameters.
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@Module
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@InstallIn(SingletonComponent.class)
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@SuppressWarnings("ClassCanBeStatic") // purposely testing non-static class here
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abstract class TestModule9 {
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TestModule9(String str) {} // This is fine because Dagger doesn't need an instance.
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}
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@Inject Dep1 dep1;
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@Inject Dep2 dep2;
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@Inject Dep5 dep3;
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@Inject @Named("Dep4") Object dep4;
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@Inject @Named("Dep5") Object dep5;
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@Before
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public void setup() {
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rule.inject();
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}
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@Test
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public void testDep1() throws Exception {
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assertThat(dep1).isNotNull();
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}
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@Test
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public void testDep2() throws Exception {
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assertThat(dep2).isNotNull();
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}
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@Test
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public void testDep3() throws Exception {
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assertThat(dep3).isNotNull();
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}
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@Test
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public void testDep4() throws Exception {
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assertThat(dep4).isNotNull();
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assertThat(dep4).isInstanceOf(Dep4.class);
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}
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@Test
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public void testDep5() throws Exception {
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assertThat(dep5).isNotNull();
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assertThat(dep5).isInstanceOf(Dep5.class);
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}
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}
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