HHH-9169 : SQLServer2012Dialect creates sequences starting from Long.MIN_VALUE

hibernate-core/src/test/java/org/hibernate/test/criteria/Person.hbm.xml

@@ -7,7 +7,7 @@
 
     <class name="Person">
         <id name="id" type="long">
-            <generator class="sequence"/>
+            <generator class="enhanced-sequence"/>
         </id>
         <property name="name" type="string"/>
         <property name="weight" type="integer"/>

hibernate-core/src/test/java/org/hibernate/test/id/SQLServer2012Person.hbm.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0"?>
+<!DOCTYPE hibernate-mapping PUBLIC 
+	"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
+	"http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
+
+<hibernate-mapping package="org.hibernate.test.id">
+
+	<class name="Person">
+		<id name="id" column="id">
+			<generator class="sequence">
+                <param name="parameters">start with 10</param>
+            </generator>
+		</id>
+	</class>
+
+</hibernate-mapping>

hibernate-core/src/test/java/org/hibernate/test/id/SQLServer2012SequenceGeneratorTest.java

@@ -0,0 +1,42 @@
+package org.hibernate.test.id;
+
+import static org.junit.Assert.assertTrue;
+
+import org.hibernate.Session;
+import org.hibernate.Transaction;
+import org.hibernate.dialect.SQLServer2012Dialect;
+import org.hibernate.testing.DialectChecks;
+import org.hibernate.testing.RequiresDialect;
+import org.hibernate.testing.RequiresDialectFeature;
+import org.hibernate.testing.SkipForDialect;
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
+import org.junit.Test;
+
+public class SQLServer2012SequenceGeneratorTest extends BaseCoreFunctionalTestCase {
+
+    @Override
+    public String[] getMappings() {
+        return new String[] { "id/SQLServer2012Person.hbm.xml" };
+    }
+
+    /**
+     * SQL server requires that sequence be initialized to something other than the minimum value for the type
+	 * (e.g., Long.MIN_VALUE). For generator = "sequence", the initial value must be provided as a parameter.
+	 * For this test, the sequence is initialized to 10.
+	 */
+    @Test
+    @TestForIssue(jiraKey = "HHH-8814")
+    @RequiresDialect(value=SQLServer2012Dialect.class)
+    public void testStartOfSequence() throws Exception {
+        Session s = openSession();
+        Transaction tx = s.beginTransaction();
+        final Person person = new Person();
+        s.persist(person);
+        tx.commit();
+        s.close();
+        
+        assertTrue(person.getId() == 10);
+    }
+
+}

hibernate-core/src/test/java/org/hibernate/test/id/SequenceGeneratorTest.java

@@ -4,8 +4,10 @@ import static org.junit.Assert.assertTrue;
 
 import org.hibernate.Session;
 import org.hibernate.Transaction;
+import org.hibernate.dialect.SQLServer2012Dialect;
 import org.hibernate.testing.DialectChecks;
 import org.hibernate.testing.RequiresDialectFeature;
+import org.hibernate.testing.SkipForDialect;
 import org.hibernate.testing.TestForIssue;
 import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
 import org.junit.Test;
@@ -23,6 +25,10 @@ public class SequenceGeneratorTest extends BaseCoreFunctionalTestCase {
     @Test
     @TestForIssue(jiraKey = "HHH-8814")
     @RequiresDialectFeature(DialectChecks.SupportsSequences.class)
+	@SkipForDialect(
+			value= SQLServer2012Dialect.class,
+			comment="SQLServer2012Dialect initializes sequence to minimum value (e.g., Long.MIN_VALUE; Hibernate assumes it is uninitialized."
+	)
     public void testStartOfSequence() throws Exception {
         Session s = openSession();
         Transaction tx = s.beginTransaction();