1 /* 2 * Copyright (C) 2017 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.internal.codegen; 18 19 import androidx.room.compiler.processing.util.Source; 20 import com.google.common.collect.ImmutableList; 21 import dagger.testing.compile.CompilerTests; 22 import org.junit.Test; 23 import org.junit.runner.RunWith; 24 import org.junit.runners.Parameterized; 25 import org.junit.runners.Parameterized.Parameters; 26 27 @RunWith(Parameterized.class) 28 public class GenericMethodsTest { 29 @Parameters(name = "{0}") parameters()30 public static ImmutableList<Object[]> parameters() { 31 return CompilerMode.TEST_PARAMETERS; 32 } 33 34 private final CompilerMode compilerMode; 35 GenericMethodsTest(CompilerMode compilerMode)36 public GenericMethodsTest(CompilerMode compilerMode) { 37 this.compilerMode = compilerMode; 38 } 39 40 @Test parameterizedComponentMethods()41 public void parameterizedComponentMethods() { 42 Source component = 43 CompilerTests.javaSource( 44 "test.TestComponent", 45 "package test;", 46 "", 47 "import dagger.Component;", 48 "import dagger.MembersInjector;", 49 "import java.util.Set;", 50 "", 51 "@Component", 52 "interface TestComponent {", 53 " <T1> void injectTypeVariable(T1 type);", 54 " <T2> MembersInjector<T2> membersInjector();", 55 " <T3> Set<T3> setOfT();", 56 " <UNUSED> TestComponent unused();", 57 "}"); 58 CompilerTests.daggerCompiler(component) 59 .withProcessingOptions(compilerMode.processorOptions()) 60 .compile( 61 subject -> { 62 subject.hasErrorCount(6); 63 subject.hasErrorContaining("cannot have type variables") 64 .onSource(component) 65 .onLineContaining("<T1>"); 66 subject.hasErrorContaining("cannot have type variables") 67 .onSource(component) 68 .onLineContaining("<T2>"); 69 subject.hasErrorContaining("cannot have type variables") 70 .onSource(component) 71 .onLineContaining("<T3>"); 72 subject.hasErrorContaining("cannot have type variables") 73 .onSource(component) 74 .onLineContaining("<UNUSED>"); 75 }); 76 } 77 } 78