Add a test for generic bean type

Fixes gh-26

src/test/java/org/springframework/guice/annotation/GuiceModuleAnnotationGenericTypeTests.java

@@ -0,0 +1,58 @@
+/*
+ * Copyright 2013-2014 the original author or 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 org.springframework.guice.annotation;
+
+import static org.junit.Assert.assertNotNull;
+
+import org.junit.Test;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+public class GuiceModuleAnnotationGenericTypeTests {
+
+    public interface Foo<T> {
+        T getValue();
+    }
+
+    public static class FooImpl<T> implements Foo<T> {
+        private final T payload;
+
+        FooImpl(T payload) {
+            this.payload = payload;
+        }
+
+        @Override
+        public T getValue() {
+            return payload;
+        }
+    }
+
+    @Configuration
+    @EnableGuiceModules
+    @GuiceModule
+    static class TestConfig {
+        @Bean
+        public FooImpl<String> fooBean() {
+            return new FooImpl<String>("foo.foo.foo");
+        }
+    }
+
+    @Test
+    public void testBinding() {
+		AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(TestConfig.class);
+		assertNotNull(context.getBean(Foo.class));
+		context.close();
+    }
+}