public function testProcessValidData()
 {
     /** @var Customer $appendedCustomer */
     $appendedCustomer = $this->getEntity('OroB2B\\Bundle\\CustomerBundle\\Entity\\Customer', 1);
     /** @var Customer $removedCustomer */
     $removedCustomer = $this->getEntity('OroB2B\\Bundle\\CustomerBundle\\Entity\\Customer', 2);
     $this->entity->addCustomer($removedCustomer);
     /** @var CustomerGroup $appendedCustomerGroup */
     $appendedCustomerGroup = $this->getEntity('OroB2B\\Bundle\\CustomerBundle\\Entity\\CustomerGroup', 1);
     /** @var CustomerGroup $removedCustomerGroup */
     $removedCustomerGroup = $this->getEntity('OroB2B\\Bundle\\CustomerBundle\\Entity\\CustomerGroup', 2);
     $this->entity->addCustomerGroup($removedCustomerGroup);
     /** @var Website $appendedWebsite */
     $appendedWebsite = $this->getEntity('OroB2B\\Bundle\\WebsiteBundle\\Entity\\Website', 1);
     /** @var Website $removedWebsite */
     $removedWebsite = $this->getEntity('OroB2B\\Bundle\\WebsiteBundle\\Entity\\Website', 2);
     $this->entity->addWebsite($removedWebsite);
     $this->form->expects($this->atLeastOnce())->method('get')->willReturnMap([['appendCustomers', $this->getFormForEntity($appendedCustomer)], ['removeCustomers', $this->getFormForEntity($removedCustomer)], ['appendCustomerGroups', $this->getFormForEntity($appendedCustomerGroup)], ['removeCustomerGroups', $this->getFormForEntity($removedCustomerGroup)], ['appendWebsites', $this->getFormForEntity($appendedWebsite)], ['removeWebsites', $this->getFormForEntity($removedWebsite)]]);
     $this->prepareServices();
     $this->assertTrue($this->handler->process($this->entity));
     $this->assertFalse($this->entity->getCustomers()->contains($removedCustomer));
     $this->assertFalse($this->entity->getCustomerGroups()->contains($removedCustomerGroup));
     $this->assertFalse($this->entity->getWebsites()->contains($removedWebsite));
     $this->assertTrue($this->entity->getCustomers()->contains($appendedCustomer));
     $this->assertTrue($this->entity->getCustomerGroups()->contains($appendedCustomerGroup));
     $this->assertTrue($this->entity->getWebsites()->contains($appendedWebsite));
 }