FIX: load all props from cache when inheritance is involved (#1366)

src/test/java/org/tests/cache/TestCacheManyToOne.java

@@ -0,0 +1,39 @@
+package org.tests.cache;
+
+import io.ebean.BaseTestCase;
+import io.ebean.Ebean;
+import org.tests.model.basic.OCachedInhChildA;
+import org.tests.model.basic.OCachedInhRoot;
+import org.junit.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.Assert.assertNotNull;
+
+/**
+ * Test class testing deleting/invalidating of cached beans
+ */
+public class TestCacheManyToOne extends BaseTestCase {
+
+  @Test
+  public void crudInvoice() {
+
+    OCachedInhChildA bean = new OCachedInhChildA();
+    bean.setName("Roland");
+    bean.setChildAData("ChildData");
+    Ebean.save(bean);
+
+    Ebean.find(OCachedInhRoot.class).select("id").where().idIn(bean.getId()).findEach(bean0 -> {
+      assertNotNull(bean0);
+      assertThat(bean0.getName()).isEqualTo("Roland");
+      assertThat(((OCachedInhChildA)bean0).getChildAData()).isEqualTo("ChildData");
+    });
+
+    Ebean.find(OCachedInhRoot.class).select("id").where().idIn(bean.getId()).findEach(bean1 -> {
+      assertNotNull(bean1);
+      assertThat(bean1.getName()).isEqualTo("Roland");
+      // this will fail if the bean is loaded from cache and the wrong discriminator is used.
+      assertThat(((OCachedInhChildA)bean1).getChildAData()).isEqualTo("ChildData");
+    });
+
+  }
+}