#919 - io.ebean package initial

src/test/java/org/tests/inheritance/TestSkippable.java

@@ -0,0 +1,72 @@
+package org.tests.inheritance;
+
+import io.ebean.BaseTestCase;
+import io.ebean.Ebean;
+import org.tests.model.basic.AttributeHolder;
+import org.tests.model.basic.ListAttribute;
+import org.tests.model.basic.ListAttributeValue;
+import org.junit.Assert;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class TestSkippable extends BaseTestCase {
+
+  private static final Logger logger = LoggerFactory.getLogger(TestSkippable.class);
+
+  /**
+   * Test query.
+   * <p>This test covers the BUG 276. Cascade was not propagating to the ListAttribute because
+   * it was considered safe to skip as it didn't take into account any derived classes
+   * into account with e.g. collections and Cascade options </p>
+   */
+  @Test
+  public void testQuery() {
+
+    // Setup the data first
+    final ListAttributeValue value1 = new ListAttributeValue();
+    final ListAttributeValue value2 = new ListAttributeValue();
+
+    Ebean.save(value1);
+    Ebean.save(value2);
+
+    final ListAttribute listAttribute = new ListAttribute();
+    listAttribute.add(value1);
+    Ebean.save(listAttribute);
+    logger.info(" -- seeded data");
+
+    final ListAttribute listAttributeDB = Ebean.find(ListAttribute.class, listAttribute.getId());
+    Assert.assertNotNull(listAttributeDB);
+
+    final ListAttributeValue value1_DB = listAttributeDB.getValues().iterator().next();
+    Assert.assertTrue(value1.getId().equals(value1_DB.getId()));
+    logger.info(" -- asserted data in db");
+
+
+    final AttributeHolder holder = new AttributeHolder();
+    holder.add(listAttributeDB);
+
+    Ebean.save(holder);
+    logger.info(" -- saved holder");
+
+    // Now change the M2M listAttribute.values and save the holder
+    // The save should cascade as follows
+    // holder.attributes..ListAttribute.values
+    listAttributeDB.getValues().clear();
+    listAttributeDB.add(value2);
+
+    // Save the holder - should cascade down to the listAtribute and save the values
+    Ebean.save(holder);
+    logger.info(" -- M2M detected delete of value1 and add of value2 ?");
+
+
+    final ListAttribute listAttributeDB_2 = Ebean.find(ListAttribute.class, listAttributeDB.getId());
+    Assert.assertNotNull(listAttributeDB_2);
+    final ListAttributeValue value2_DB_2 = listAttributeDB_2.getValues().iterator().next();
+
+
+    Assert.assertEquals(value2.getId(), value2_DB_2.getId());
+    Assert.assertTrue("Cascade failed", value2.getId().equals(value2_DB_2.getId()));
+
+  }
+}