You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

78 lines
2.5 KiB

/*
* Copyright (C) 2018 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.internal.codegen;
import static com.google.testing.compile.CompilationSubject.assertThat;
import static com.google.testing.compile.Compiler.javac;
import static dagger.model.testing.BindingGraphSubject.assertThat;
import com.google.testing.compile.Compilation;
import com.google.testing.compile.JavaFileObjects;
import dagger.model.BindingGraph;
import javax.tools.JavaFileObject;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public final class ModelTest {
@Test
public void cycleTest() {
JavaFileObject a =
JavaFileObjects.forSourceLines(
"test.A",
"package test;",
"",
"import javax.inject.Inject;",
"",
"final class A {",
" @Inject A(B b) {}",
"}");
JavaFileObject b =
JavaFileObjects.forSourceLines(
"test.B",
"package test;",
"",
"import javax.inject.Inject;",
"import javax.inject.Provider;",
"",
"final class B {",
" @Inject B(Provider<A> a) {}",
"}");
JavaFileObject component =
JavaFileObjects.forSourceLines(
"test.TestComponent",
"package test;",
"",
"import dagger.Component;",
"",
"@Component",
"interface TestComponent {",
" A a();",
"}");
BindingGraphCapturer capturer = new BindingGraphCapturer();
Compilation compilation =
javac().withProcessors(ComponentProcessor.forTesting(capturer)).compile(a, b, component);
assertThat(compilation).succeeded();
BindingGraph bindingGraph = capturer.bindingGraphs().get("test.TestComponent");
assertThat(bindingGraph).bindingWithKey("test.A").dependsOnBindingWithKey("test.B");
assertThat(bindingGraph).bindingWithKey("test.B").dependsOnBindingWithKey("test.A");
}
}