public function testSetWriteDenyPermission()
 {
     $readWriteBit = Permission::READ | Permission::WRITE | Permission::CHANGE_OWNER | Permission::CHANGE_PERMISSIONS;
     $this->assertEquals(27, $readWriteBit);
     $items = NamedSecurableItem::getAll();
     $this->assertEquals(0, count($items));
     $securableItem1 = new NamedSecurableItem();
     $securableItem1->name = 'TestItem';
     $saved = $securableItem1->save();
     $this->assertTrue($saved);
     $group = new Group();
     $group->name = 'myTestGroup';
     $saved = $group->save();
     $this->assertTrue($saved);
     $this->assertEquals(array(Permission::NONE, Permission::NONE), $securableItem1->getExplicitActualPermissions($group));
     $securableItem1->addPermissions($group, Permission::WRITE, Permission::DENY);
     $securableItem1->save();
     $this->assertEquals(array(Permission::NONE, Permission::WRITE), $securableItem1->getExplicitActualPermissions($group));
     $securableItem1->addPermissions($group, Permission::READ);
     $securableItem1->save();
     $this->assertEquals(array(Permission::READ, Permission::WRITE), $securableItem1->getExplicitActualPermissions($group));
     $securableItem2 = new NamedSecurableItem();
     $securableItem2->name = 'TestItem2';
     $saved = $securableItem2->save();
     $this->assertTrue($saved);
     $items = NamedSecurableItem::getAll();
     $this->assertEquals(2, count($items));
     $securableItem1->forget();
     $securableItem2->forget();
     $newItem = NamedSecurableItem::getByName('HomeModule');
     $permission = 'WRITE';
     $newItem->addPermissions($group, constant('Permission::' . $permission), Permission::ALLOW);
     $this->assertTrue($newItem->save());
     $newItem->forget();
     $group->forget();
     $group = Group::getByName('myTestGroup');
     $newItem = NamedSecurableItem::getByName('HomeModule');
     $explicitPermissions = $newItem->getExplicitActualPermissions($group);
     $this->assertEquals(array(Permission::WRITE, Permission::NONE), $explicitPermissions);
     $effectivePermissions = $newItem->getEffectivePermissions($group);
     $this->assertEquals(Permission::WRITE, $effectivePermissions);
     $resolvedPermission = PermissionsUtil::resolveExplicitOrInheritedPermission($explicitPermissions, Permission::WRITE);
     $this->assertEquals(PERMISSION::ALLOW, $resolvedPermission);
     $data = PermissionsUtil::getAllModulePermissionsDataByPermitable($group);
     $compareData = array('HomeModule' => array(Permission::CHANGE_OWNER => array('explicit' => null, 'inherited' => null, 'actual' => null), Permission::CHANGE_PERMISSIONS => array('explicit' => null, 'inherited' => null, 'actual' => null), Permission::DELETE => array('explicit' => null, 'inherited' => null, 'actual' => null), Permission::READ => array('explicit' => null, 'inherited' => null, 'actual' => null), Permission::WRITE => array('explicit' => Permission::ALLOW, 'inherited' => null, 'actual' => Permission::ALLOW)));
     $this->assertEquals($compareData['HomeModule'], $data['HomeModule']);
     $group->forget();
 }