Use Assert.state() where appropriate

spring-web/src/test/java/org/springframework/http/client/support/ProxyFactoryBeanTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -19,7 +19,6 @@ package org.springframework.http.client.support;
 import java.net.InetSocketAddress;
 import java.net.Proxy;
 
-import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -28,38 +27,31 @@ import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException
 /**
  * @author Arjen Poutsma
  */
-public class ProxyFactoryBeanTests {
+class ProxyFactoryBeanTests {
 
-	ProxyFactoryBean factoryBean;
+	private final ProxyFactoryBean factoryBean = new ProxyFactoryBean();
 
-	@BeforeEach
-	public void setUp() {
-		factoryBean = new ProxyFactoryBean();
-	}
 
 	@Test
-	public void noType() {
+	void noType() {
 		factoryBean.setType(null);
-		assertThatIllegalArgumentException().isThrownBy(
-				factoryBean::afterPropertiesSet);
+		assertThatIllegalArgumentException().isThrownBy(factoryBean::afterPropertiesSet);
 	}
 
 	@Test
-	public void noHostname() {
+	void noHostname() {
 		factoryBean.setHostname("");
-		assertThatIllegalArgumentException().isThrownBy(
-				factoryBean::afterPropertiesSet);
+		assertThatIllegalArgumentException().isThrownBy(factoryBean::afterPropertiesSet);
 	}
 
 	@Test
-	public void noPort() {
+	void noPort() {
 		factoryBean.setHostname("example.com");
-		assertThatIllegalArgumentException().isThrownBy(
-				factoryBean::afterPropertiesSet);
+		assertThatIllegalArgumentException().isThrownBy(factoryBean::afterPropertiesSet);
 	}
 
 	@Test
-	public void normal() {
+	void normal() {
 		Proxy.Type type = Proxy.Type.HTTP;
 		factoryBean.setType(type);
 		String hostname = "example.com";