test/com/google/inject/internal/LineNumbersTest.java

/**
 * Copyright (C) 2008 Google Inc.
 *
 * 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 com.google.inject.internal;

import com.google.inject.AbstractModule;
import static com.google.inject.Asserts.assertContains;
import com.google.inject.CreationException;
import com.google.inject.Guice;
import com.google.inject.Inject;
import com.google.inject.matcher.Matchers;
import junit.framework.TestCase;
import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;

/**
 * @author jessewilson@google.com (Jesse Wilson)
 */
public class LineNumbersTest extends TestCase {

  public void testCanHandleLineNumbersForGuiceGeneratedClasses() {
    try {
      Guice.createInjector(new AbstractModule() {
        protected void configure() {
          bindInterceptor(Matchers.only(A.class), Matchers.any(),
              new MethodInterceptor() {
                public Object invoke(MethodInvocation methodInvocation) {
                  return null;
                }
              });

          bind(A.class);
        }
      });
      fail();
    } catch (CreationException expected) {
      assertContains(expected.getMessage(),
          "Error at " + A.class.getName() + "(" + B.class.getName());
      assertContains(expected.getMessage(), "Injecting into abstract types is not supported.");
    }
  }

  static class A {
    @Inject A(B b) {}
  }
  interface B {}

}