Add dedicated unit test for getBean(String, ParameterizedTypeReference)

See gh-34687
See gh-37047

spring-beans/src/test/java/org/springframework/beans/factory/DefaultListableBeanFactoryTests.java

@@ -19,6 +19,7 @@ package org.springframework.beans.factory;
 import java.io.Closeable;
 import java.io.Serializable;
 import java.lang.reflect.Field;
+import java.lang.reflect.Proxy;
 import java.net.MalformedURLException;
 import java.text.NumberFormat;
 import java.text.ParseException;
@@ -1685,7 +1686,7 @@ class DefaultListableBeanFactoryTests {
 				lbf.getBean(TestBean.class));
 	}
 
-	@Test
+	@Test  // gh-34687
 	void getBeanByNameWithTypeReference() {
 		RootBeanDefinition bd1 = new RootBeanDefinition(StringTemplate.class);
 		RootBeanDefinition bd2 = new RootBeanDefinition(NumberTemplate.class);
@@ -1708,6 +1709,23 @@ class DefaultListableBeanFactoryTests {
 				});
 	}
 
+	@Test  // gh-37047
+	void getBeanByNameWithTypeReferenceMatchingGenericTypeOnAopProxy() {
+		RootBeanDefinition bd = new RootBeanDefinition(ProxiedStringTemplate.class);
+		bd.setTargetType(ResolvableType.forClass(ProxiedStringTemplate.class));
+		lbf.registerBeanDefinition("proxiedTemplate", bd);
+
+		// Simulate a JDK dynamic AOP proxy (as created for proxyTargetClass=false)
+		// which only exposes the raw ProxiedTemplate interface, erasing the
+		// generic type information that is available on the target class.
+		Object proxy = Proxy.newProxyInstance(getClass().getClassLoader(),
+				new Class<?>[] {ProxiedTemplate.class}, (target, method, args) -> null);
+		lbf.registerSingleton("proxiedTemplate", proxy);
+
+		ProxiedTemplate<String> template = lbf.getBean("proxiedTemplate", new ParameterizedTypeReference<>() {});
+		assertThat(template).isSameAs(proxy);
+	}
+
 	@Test
 	void getBeanByTypeWithPrimary() {
 		RootBeanDefinition bd1 = new RootBeanDefinition(TestBean.class);
@@ -3899,15 +3917,18 @@ class DefaultListableBeanFactoryTests {
 	}
 
 	private static class Template<T> {
-
 	}
 
 	private static class StringTemplate extends Template<String> {
-
 	}
 
 	private static class NumberTemplate extends Template<Number> {
+	}
 
+	private interface ProxiedTemplate<T> {
+	}
+
+	private static class ProxiedStringTemplate implements ProxiedTemplate<String> {
 	}
 
 }