#919 - io.ebean package initial

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

@@ -0,0 +1,115 @@
+package org.tests.inheritance;
+
+import io.ebean.BaseTestCase;
+import io.ebean.Ebean;
+import io.ebean.EbeanServer;
+import org.tests.inheritance.model.CalculationResult;
+import org.tests.inheritance.model.Configurations;
+import org.tests.inheritance.model.GroupConfiguration;
+import org.tests.inheritance.model.ProductConfiguration;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.List;
+
+public class TestInheritanceJoins extends BaseTestCase {
+
+  @Test
+  public void testAssocOne() {
+
+    EbeanServer server = Ebean.getDefaultServer();
+
+    ProductConfiguration pc = new ProductConfiguration();
+    pc.setName("PC1");
+    server.save(pc);
+
+    GroupConfiguration gc = new GroupConfiguration();
+    gc.setName("GC1");
+    server.save(gc);
+
+    CalculationResult r = new CalculationResult();
+    r.setCharge(100.0);
+    r.setProductConfiguration(pc);
+    r.setGroupConfiguration(gc);
+    server.save(r);
+  }
+
+  @Test
+  public void assocOne_when_null() {
+
+    EbeanServer server = Ebean.getDefaultServer();
+
+    GroupConfiguration gc = new GroupConfiguration();
+    gc.setName("GC1");
+    server.save(gc);
+
+    CalculationResult r = new CalculationResult();
+    r.setCharge(100.0);
+
+    // @ManyToOne with inheritance and null
+    r.setProductConfiguration(null);
+    r.setGroupConfiguration(gc);
+    server.save(r);
+
+    CalculationResult result = server.find(CalculationResult.class, r.getId());
+
+    GroupConfiguration group = result.getGroupConfiguration();
+    Assert.assertEquals(group.getId(), gc.getId());
+  }
+
+  @Test
+  public void testAssocOneWithNullAssoc() {
+
+		/* Ensures the fetch join to a property with inheritance work as a left join */
+
+    EbeanServer server = Ebean.getServer(null);
+
+    final ProductConfiguration pc = new ProductConfiguration();
+    pc.setName("PC1");
+    server.save(pc);
+
+    CalculationResult r = new CalculationResult();
+    final Double charge = 100.0;
+    r.setCharge(charge);
+    r.setProductConfiguration(pc);
+    r.setGroupConfiguration(null);
+    server.save(r);
+  }
+
+  @Test
+  public void testAssocMany() {
+    Configurations configurations = new Configurations();
+
+    EbeanServer server = Ebean.getServer(null);
+
+    server.save(configurations);
+
+
+    final GroupConfiguration gc = new GroupConfiguration("GC1");
+    configurations.add(gc);
+
+
+    server.save(gc);
+
+
+    Configurations configurationsQueried = server.find(Configurations.class, configurations.getId());
+
+    List<GroupConfiguration> groups = configurationsQueried.getGroupConfigurations();
+
+    Assert.assertTrue(!groups.isEmpty());
+  }
+
+  @Test
+  public void testAssocManyWithNoneRelated() {
+    Configurations configurations = new Configurations();
+
+    EbeanServer server = Ebean.getServer(null);
+
+    server.save(configurations);
+
+    Configurations configurationsQueried = server.find(Configurations.class).fetch("groupConfigurations").where().idEq(configurations.getId()).findUnique();
+
+    Assert.assertNotNull(configurationsQueried);
+  }
+
+}