NewsletterTemplateTest.php

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<?php
namespace Magento\Newsletter\Controller\Adminhtml;

class NewsletterTemplateTest extends \Magento\TestFramework\TestCase\AbstractBackendController
{
    private $formKey;

    protected $model;

    protected function setUp()
    {
        parent::setUp();
        $formKey = $this->_objectManager->get(\Magento\Framework\Data\Form\FormKey::class);
        $this->formKey = $formKey->getFormKey();
        $post = [
            'code' => 'test data',
            'subject' => 'test data2',
            'sender_email' => '[email protected]',
            'sender_name' => 'Test Sender Name',
            'text' => 'Template Content',
            'form_key' => $this->formKey,
        ];
        $this->getRequest()->setPostValue($post)->setMethod(\Zend\Http\Request::METHOD_POST);
        $this->model = \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->create(
            \Magento\Newsletter\Model\Template::class
        );
    }

    protected function tearDown()
    {
        \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->get(\Magento\Backend\Model\Session::class)
            ->destroy();
        $this->model = null;
    }

    public function testSaveActionCreateNewTemplateAndVerifySuccessMessage()
    {
        $this->getRequest()->setParam('id', $this->model->getId());
        $this->dispatch('backend/newsletter/template/save');
        $this->assertSessionMessages($this->isEmpty(), \Magento\Framework\Message\MessageInterface::TYPE_ERROR);
        $this->assertSessionMessages(
            $this->equalTo(['The newsletter template has been saved.']),
            \Magento\Framework\Message\MessageInterface::TYPE_SUCCESS
        );
    }

    public function testSaveActionEditTemplateAndVerifySuccessMessage()
    {
        // Loading by code, since ID will vary. template_code is not actually used to load anywhere else.
        $this->model->load('some_unique_code', 'template_code');

        // Ensure that template is actually loaded so as to prevent a false positive on saving a *new* template
        // instead of existing one.
        $this->assertEquals('some_unique_code', $this->model->getTemplateCode());

        $this->getRequest()->setParam('id', $this->model->getId());
        $this->dispatch('backend/newsletter/template/save');

        $this->assertSessionMessages($this->isEmpty(), \Magento\Framework\Message\MessageInterface::TYPE_ERROR);

        $this->assertSessionMessages(
            $this->equalTo(['The newsletter template has been saved.']),
            \Magento\Framework\Message\MessageInterface::TYPE_SUCCESS
        );
    }

    public function testDeleteActionTemplateAndVerifySuccessMessage()
    {
        // Loading by code, since ID will vary. template_code is not actually used to load anywhere else.
        $this->model->load('some_unique_code', 'template_code');

        $this->getRequest()->setParam('id', $this->model->getId());
        $this->dispatch('backend/newsletter/template/delete');

        $this->assertSessionMessages($this->isEmpty(), \Magento\Framework\Message\MessageInterface::TYPE_ERROR);

        $this->assertSessionMessages(
            $this->equalTo(['The newsletter template has been deleted.']),
            \Magento\Framework\Message\MessageInterface::TYPE_SUCCESS
        );
    }

    public function testSaveActionTemplateWithGetAndVerifyRedirect()
    {
        // Loading by code, since ID will vary. template_code is not actually used to load anywhere else.
        $this->model->load('some_unique_code', 'template_code');

        $this->getRequest()->setMethod(\Zend\Http\Request::METHOD_GET)->setParam('id', $this->model->getId());
        $this->dispatch('backend/newsletter/template/save');

        $this->assertEquals(404, $this->getResponse()->getStatusCode());
    }
}