Merge branch '2.1.x' into 2.2.x

Closes gh-19096

spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-liquibase/src/test/java/smoketest/liquibase/SampleLiquibaseApplicationTests.java

@@ -17,7 +17,10 @@
 package smoketest.liquibase;
 
 import java.net.ConnectException;
+import java.util.Locale;
 
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
 
@@ -30,6 +33,19 @@ import static org.assertj.core.api.Assertions.assertThat;
 @ExtendWith(OutputCaptureExtension.class)
 class SampleLiquibaseApplicationTests {
 
+	private Locale defaultLocale;
+
+	@BeforeEach
+	void init() throws SecurityException {
+		this.defaultLocale = Locale.getDefault();
+		Locale.setDefault(Locale.ENGLISH);
+	}
+
+	@AfterEach
+	void restoreLocale() {
+		Locale.setDefault(this.defaultLocale);
+	}
+
 	@Test
 	void testDefaultSettings(CapturedOutput output) throws Exception {
 		try {