#919 - io.ebean package initial

src/test/java/org/tests/m2m/TestM2MModifyTest.java

@@ -0,0 +1,59 @@
+package org.tests.m2m;
+
+import io.ebean.BaseTestCase;
+import io.ebean.Ebean;
+import org.tests.model.basic.MRole;
+import org.tests.model.basic.MUser;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.List;
+
+public class TestM2MModifyTest extends BaseTestCase {
+
+  @Test
+  public void test() {
+
+    // Create 2 roles r0 and r1
+    MRole r0 = new MRole("r0");
+    MRole r1 = new MRole("r1");
+
+    // Save r1 and r2
+    Ebean.save(r0);
+    Ebean.save(r1);
+
+    // Create a new user
+    MUser u0 = new MUser("usr0");
+    u0.addRole(r0);
+    u0.addRole(r1);
+
+    // Save the user
+    Ebean.save(u0);
+
+    List<MRole> roles = u0.getRoles();
+
+    Assert.assertTrue(roles.size() == 2);
+
+    u0 = Ebean.find(MUser.class, u0.getUserid());
+
+    roles = u0.getRoles();
+    int nrRoles = roles.size();
+
+    Assert.assertTrue(nrRoles == 2);
+
+    roles.clear();
+    roles.add(r0);
+    roles.add(r1);
+    roles.remove(r1);
+
+    Ebean.save(u0);
+
+    u0 = Ebean.find(MUser.class, u0.getUserid());
+
+    roles = u0.getRoles();
+
+    nrRoles = roles.size();
+
+    Assert.assertTrue(nrRoles == 1);
+  }
+}