Polish "Do not fail if h2Console bean cannot connect to db"

See gh-23566

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/h2/H2ConsoleAutoConfiguration.java

@@ -17,7 +17,6 @@
 package org.springframework.boot.autoconfigure.h2;
 
 import java.sql.Connection;
-import java.sql.SQLException;
 
 import javax.sql.DataSource;
 

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/h2/H2ConsoleAutoConfigurationTests.java

@@ -23,7 +23,6 @@ import javax.sql.DataSource;
 
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
-import org.mockito.BDDMockito;
 
 import org.springframework.beans.BeansException;
 import org.springframework.beans.factory.BeanCreationException;
@@ -37,6 +36,7 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.BDDMockito.given;
 import static org.mockito.Mockito.mock;
 
 /**
@@ -45,6 +45,7 @@ import static org.mockito.Mockito.mock;
  * @author Andy Wilkinson
  * @author Marten Deinum
  * @author Stephane Nicoll
+ * @author Shraddha Yeole
  */
 class H2ConsoleAutoConfigurationTests {
 
@@ -123,24 +124,22 @@ class H2ConsoleAutoConfigurationTests {
 	}
 
 	@Test
-	void testDataSource() {
-		this.contextRunner.withUserConfiguration(DataSourceAvailable.class)
-				.withPropertyValues("spring.h2.console.enabled=true").run((context) -> {
-					assertThat(context.isRunning()).isTrue();
-				});
+	void h2ConsoleShouldNotFailIfDatabaseConnectionFails() {
+		this.contextRunner.withUserConfiguration(CustomDataSourceConfiguration.class)
+				.withPropertyValues("spring.h2.console.enabled=true")
+				.run((context) -> assertThat(context.isRunning()).isTrue());
 	}
 
 	@Configuration(proxyBeanMethods = false)
-	static class DataSourceAvailable {
+	static class CustomDataSourceConfiguration {
 
 		@Bean
-		public DataSource dataSource() throws SQLException {
+		DataSource dataSource() throws SQLException {
 			DataSource dataSource = mock(DataSource.class);
-			BDDMockito.when(dataSource.getConnection()).thenThrow(IllegalStateException.class);
+			given(dataSource.getConnection()).willThrow(IllegalStateException.class);
 			return dataSource;
 		}
 
 	}
 
-
 }