HHH-18869 Test case for Jira issue https://hibernate.atlassian.net/browse/HHH-18869

hibernate-core/src/test/java/org/hibernate/orm/test/schemavalidation/MariaDbJsonColumnValidationTest.java

@@ -0,0 +1,62 @@
+/*
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ * Copyright Red Hat Inc. and Hibernate Authors
+ */
+package org.hibernate.orm.test.schemavalidation;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+import org.hibernate.dialect.MariaDBDialect;
+import org.hibernate.testing.junit4.BaseNonConfigCoreFunctionalTestCase;
+import org.hibernate.testing.orm.junit.JiraKey;
+import org.hibernate.testing.orm.junit.RequiresDialect;
+import org.hibernate.tool.hbm2ddl.SchemaValidator;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.math.BigDecimal;
+
+@JiraKey(value = "HHH-18869")
+@RequiresDialect(value = MariaDBDialect.class)
+public class MariaDbJsonColumnValidationTest extends BaseNonConfigCoreFunctionalTestCase {
+	@Override
+	protected Class<?>[] getAnnotatedClasses() {
+		return new Class[] {Foo.class};
+	}
+
+	@Before
+	public void init() {
+		try {
+			inTransaction( session -> {
+						try {
+							session.createNativeMutationQuery( "drop table Foo" ).executeUpdate();
+						}
+						catch (Exception e) {
+							throw new RuntimeException( e );
+						}
+					}
+			);
+			inTransaction( session ->
+					session.createNativeMutationQuery(
+							"create table Foo (id integer not null, bigDecimals json, primary key (id)) engine=InnoDB"
+					).executeUpdate()
+			);
+		}
+		catch (Exception ignored) {
+		}
+	}
+
+	@Test
+	public void testSchemaValidation() {
+		new SchemaValidator().validate( metadata() );
+	}
+
+	@Entity(name = "Foo")
+	@Table(name = "Foo")
+	public static class Foo {
+		@Id
+		public Integer id;
+		public BigDecimal[] bigDecimals;
+	}
+}