Playing around with SqlUpdate and bind expansion for ?1 etc

src/test/java/org/tests/update/TestSqlUpdateBindMultipleLists.java

@@ -1,8 +1,10 @@
 package org.tests.update;
 
 import io.ebean.BaseTestCase;
+import io.ebean.DB;
 import io.ebean.Ebean;
 import io.ebean.SqlUpdate;
+import io.ebean.Transaction;
 import org.junit.Test;
 
 import static java.util.Arrays.asList;
@@ -26,6 +28,104 @@ public class TestSqlUpdateBindMultipleLists extends BaseTestCase {
 
   }
 
+  @Test
+  public void positionParamsExpansion() {
+
+    SqlUpdate sqlUpdate = Ebean.createSqlUpdate("delete from o_customer where id in (?1)");
+
+    sqlUpdate.setParameter(1, asList(9991, 9992, 9993));
+    sqlUpdate.execute();
+
+    assertEquals("delete from o_customer where id in (?,?,?)", sqlUpdate.getGeneratedSql());
+
+    sqlUpdate = Ebean.createSqlUpdate("delete from o_customer where id in (?1)");
+
+    sqlUpdate.setParameter(1, asList(9991, 9993));
+    sqlUpdate.execute();
+
+    assertEquals("delete from o_customer where id in (?,?)", sqlUpdate.getGeneratedSql());
+
+    sqlUpdate = Ebean.createSqlUpdate("delete from o_customer where id in (?1)");
+
+    sqlUpdate.setParameter(1, asList(9993));
+    sqlUpdate.execute();
+
+    assertEquals("delete from o_customer where id in (?)", sqlUpdate.getGeneratedSql());
+  }
+
+  @Test
+  public void positionParamsExpansion_withPrePost() {
+
+    SqlUpdate sqlUpdate = Ebean.createSqlUpdate("delete from o_customer where id > ? and id in (?2) and id < ?");
+
+    sqlUpdate.setParameter(1, 90);
+    sqlUpdate.setParameter(2, asList(9991, 9992, 9993));
+    sqlUpdate.setParameter(3, 91);
+
+    sqlUpdate.execute();
+
+    assertEquals("delete from o_customer where id > ? and id in (?,?,?) and id < ?", sqlUpdate.getGeneratedSql());
+  }
+
+  @Test
+  public void positionParamsExpansion_withPrePost_usingParam() {
+
+    SqlUpdate sqlUpdate = Ebean.createSqlUpdate("delete from o_customer where id > ? and id in (?2) and id < ?");
+
+    sqlUpdate.setParams(90, asList(9991, 9992, 9993), 91);
+    sqlUpdate.execute();
+
+    assertEquals("delete from o_customer where id > ? and id in (?,?,?) and id < ?", sqlUpdate.getGeneratedSql());
+  }
+
+  @Test
+  public void positionParamsExpansion_withPre() {
+
+    SqlUpdate sqlUpdate = Ebean.createSqlUpdate("delete from o_customer where name = ? and id in (?2)");
+
+    sqlUpdate.setParameter(1, "Foo");
+    sqlUpdate.setParameter(2, asList(9991, 9992, 9993));
+
+    sqlUpdate.execute();
+
+    assertEquals("delete from o_customer where name = ? and id in (?,?,?)", sqlUpdate.getGeneratedSql());
+  }
+
+  @Test
+  public void positionParamsExpansion_withPost() {
+
+    SqlUpdate sqlUpdate = Ebean.createSqlUpdate("delete from o_customer where id in (?1) and name = ?");
+
+    sqlUpdate.setParameter(1, asList(9991, 9992, 9993));
+    sqlUpdate.setParameter(2, "Foo");
+    sqlUpdate.execute();
+
+    assertEquals("delete from o_customer where id in (?,?,?) and name = ?", sqlUpdate.getGeneratedSql());
+  }
+
+  @Test
+  public void positionParamsExpansion_withPost_andBatch() {
+
+    SqlUpdate upd = Ebean.createSqlUpdate("delete from o_customer where id in (:ids) and name = :name");
+
+    try (Transaction transaction = DB.beginTransaction()) {
+      transaction.setBatchMode(true);
+
+      upd.setParameter("ids", asList(9991, 9992, 9993));
+      upd.setParameter("name", "Foo");
+      upd.execute();
+
+      upd.setParameter("ids", asList(9991, 9992));
+      upd.setParameter("name", "Bar");
+      upd.execute();
+
+      upd.setParameter("ids", asList(9991, 9992, 9999));
+      upd.setParameter("name", "Baz");
+      upd.execute();
+
+      transaction.commit();
+    }
+  }
 
   @Test
   public void test_multipleLists() {