Add Assume PERFORMANCE to needed HtmlUnit Tests

Some of the HtmlUnit Tests required an internet connection. This
caused failures when running offline.

This commit adds Assume PERFORMANCE to those tests so they are
only ran when the PERFORMANCE group is selected.

Issue: SPR-13158

spring-test/src/test/java/org/springframework/test/web/servlet/htmlunit/DelegatingWebConnectionTests.java

@@ -30,6 +30,8 @@ import org.springframework.stereotype.Controller;
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.htmlunit.DelegatingWebConnection.DelegateWebConnection;
 import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.tests.Assume;
+import org.springframework.tests.TestGroup;
 
 import com.gargoylesoftware.htmlunit.HttpWebConnection;
 import com.gargoylesoftware.htmlunit.Page;
@@ -122,6 +124,8 @@ public class DelegatingWebConnectionTests {
 
 	@Test
 	public void verifyExampleInClassLevelJavadoc() throws Exception {
+		Assume.group(TestGroup.PERFORMANCE);
+
 		WebClient webClient = new WebClient();
 
 		MockMvc mockMvc = MockMvcBuilders.standaloneSetup(TestController.class).build();

spring-test/src/test/java/org/springframework/test/web/servlet/htmlunit/MockMvcWebClientBuilderTests.java

@@ -31,6 +31,8 @@ import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.web.WebAppConfiguration;
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.tests.Assume;
+import org.springframework.tests.TestGroup;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.context.WebApplicationContext;
@@ -80,6 +82,8 @@ public class MockMvcWebClientBuilderTests {
 
 	@Test
 	public void mockMvcSetupAndConfigureWebClient() throws Exception {
+		Assume.group(TestGroup.PERFORMANCE);
+
 		this.webClient = MockMvcWebClientBuilder
 				.mockMvcSetup(this.mockMvc)
 				.configureWebClient(this.webClient);
@@ -90,6 +94,8 @@ public class MockMvcWebClientBuilderTests {
 
 	@Test
 	public void mockMvcSetupAndCreateWebClient() throws Exception {
+		Assume.group(TestGroup.PERFORMANCE);
+
 		this.webClient = MockMvcWebClientBuilder
 				.mockMvcSetup(this.mockMvc)
 				.createWebClient();

spring-test/src/test/java/org/springframework/test/web/servlet/htmlunit/webdriver/MockMvcHtmlUnitDriverBuilderTests.java

@@ -33,6 +33,8 @@ import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.web.WebAppConfiguration;
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.tests.Assume;
+import org.springframework.tests.TestGroup;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.context.WebApplicationContext;
@@ -79,6 +81,8 @@ public class MockMvcHtmlUnitDriverBuilderTests {
 
 	@Test
 	public void mockMvcSetupAndConfigureDriver() throws Exception {
+		Assume.group(TestGroup.PERFORMANCE);
+
 		this.driver = MockMvcHtmlUnitDriverBuilder
 				.mockMvcSetup(this.mockMvc)
 				.configureDriver(new WebConnectionHtmlUnitDriver());
@@ -89,6 +93,8 @@ public class MockMvcHtmlUnitDriverBuilderTests {
 
 	@Test
 	public void mockMvcSetupAndCreateDriver() throws Exception {
+		Assume.group(TestGroup.PERFORMANCE);
+
 		this.driver = MockMvcHtmlUnitDriverBuilder
 				.mockMvcSetup(this.mockMvc)
 				.createDriver();