#919 - io.ebean package initial

src/test/java/org/tests/query/TestQueryNullAssocOne.java

@@ -0,0 +1,45 @@
+package org.tests.query;
+
+import io.ebean.BaseTestCase;
+import io.ebean.Ebean;
+import io.ebean.Query;
+import org.tests.model.basic.Order;
+import org.tests.model.basic.ResetBasicData;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.List;
+
+public class TestQueryNullAssocOne extends BaseTestCase {
+
+  @Test
+  public void test() {
+
+    ResetBasicData.reset();
+
+    Query<Order> q0 = Ebean.find(Order.class).where().eq("customer", null).query();
+
+    List<Order> orders = q0.findList();
+    Assert.assertNotNull(orders);
+    Assert.assertTrue(q0.getGeneratedSql().contains("where t0.kcustomer_id is null"));
+
+    Query<Order> q1 = Ebean.find(Order.class).where().eq("customer.id", null).query();
+
+    List<Order> o1 = q1.findList();
+    Assert.assertTrue(o1.size() == orders.size());
+    Assert.assertTrue(q1.getGeneratedSql().contains("where t0.kcustomer_id is null"));
+
+    Query<Order> q2 = Ebean.find(Order.class).where().isNull("customer").query();
+
+    List<Order> o2 = q2.findList();
+    Assert.assertTrue(o2.size() == orders.size());
+    Assert.assertTrue(q2.getGeneratedSql().contains("where t0.kcustomer_id is null"));
+
+    Query<Order> q3 = Ebean.find(Order.class).where().isNull("customer").query();
+
+    List<Order> o3 = q3.findList();
+    Assert.assertTrue(o3.size() == orders.size());
+    Assert.assertTrue(q3.getGeneratedSql().contains("where t0.kcustomer_id is null"));
+
+  }
+}