#955 - Migration "add column" DDL with check constraint is missing constraint name

src/main/java/io/ebean/dbmigration/ddlgeneration/platform/BaseTableDdl.java

@@ -843,6 +843,7 @@ public class BaseTableDdl implements TableDdl {
         buffer.append(" not null");
       }
       if (hasValue(column.getCheckConstraint())) {
+        buffer.append(" constraint ").append(column.getCheckConstraintName());
         buffer.append(" ").append(column.getCheckConstraint());
       }
     }

src/test/java/io/ebean/dbmigration/ddlgeneration/BaseDdlHandlerTest.java

@@ -43,6 +43,14 @@ public class BaseDdlHandlerTest extends BaseTestCase {
     assertThat(write.apply().getBuffer()).isEqualTo("alter table foo add column added_to_foo varchar(20);\n\n");
   }
 
+  @Test
+  public void addColumn_withCheckConstraint() throws Exception {
+
+    DdlWrite write = new DdlWrite();
+    h2Handler().generate(write, Helper.getAlterTableAddColumnWithCheckConstraint());
+    assertThat(write.apply().getBuffer()).isEqualTo("alter table foo add column status integer constraint ck_ordering_status check ( status in (0,1));\n\n");
+  }
+
   /**
    * Test the functionality of the Ebean {@literal @}DbArray extension during DDL generation.
    */

src/test/java/io/ebean/dbmigration/ddlgeneration/Helper.java

@@ -71,6 +71,10 @@ public class Helper {
     return (AddColumn) alterTableChangeSetChildren.get(4);
   }
 
+  public static AddColumn getAlterTableAddColumnWithCheckConstraint() {
+    return (AddColumn) alterTableChangeSetChildren.get(5);
+  }
+
   public static DropColumn getDropColumn() {
     return (DropColumn) changeSetChildren.get(2);
   }

src/test/resources/container/test-alter-table.xml

@@ -24,6 +24,10 @@
       <column name="dbarray_integer" type="integer[]"/>
     </addColumn>
 
+    <addColumn tableName="foo">
+      <column name="status" type="integer" checkConstraint="check ( status in (0,1))" checkConstraintName="ck_ordering_status"/>
+    </addColumn>
+
   </changeSet>
 
 </migration>