class UninstallDefaultContentTest

class UninstallDefaultContentTest extends BrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $profile = 'demo_umami';
    
    /**
     * Tests uninstalling content removes created entities.
     */
    public function testReinstall() {
        $module_installer = $this->container
            ->get('module_installer');
        // Test imported blocks on profile install.
        $block_storage = $this->container
            ->get('entity_type.manager')
            ->getStorage('block_content');
        $this->assertImportedCustomBlock($block_storage);
        // Test imported nodes on profile install.
        $node_storage = $this->container
            ->get('entity_type.manager')
            ->getStorage('node');
        $this->assertRecipesImported($node_storage);
        $count = $node_storage->getQuery()
            ->accessCheck(FALSE)
            ->condition('type', 'article')
            ->count()
            ->execute();
        $this->assertGreaterThan(0, $count);
        // Uninstall the module.
        $module_installer->uninstall([
            'demo_umami_content',
        ]);
        // Reset storage cache.
        $block_storage->resetCache();
        $node_storage->resetCache();
        // Assert the removal of blocks on uninstall.
        foreach ($this->expectedBlocks() as $block_info) {
            $count = $block_storage->getQuery()
                ->accessCheck(FALSE)
                ->condition('type', $block_info['type'])
                ->count()
                ->execute();
            $this->assertEquals(0, $count);
            $block = $block_storage->loadByProperties([
                'uuid' => $block_info['uuid'],
            ]);
            $this->assertCount(0, $block);
        }
        // Assert the removal of nodes on uninstall.
        $count = $node_storage->getQuery()
            ->accessCheck(FALSE)
            ->condition('type', 'article')
            ->count()
            ->execute();
        $this->assertEquals(0, $count);
        $count = $node_storage->getQuery()
            ->accessCheck(FALSE)
            ->condition('type', 'recipe')
            ->count()
            ->execute();
        $this->assertEquals(0, $count);
        // Re-install and assert imported content.
        $module_installer->install([
            'demo_umami_content',
        ]);
        $this->assertRecipesImported($node_storage);
        $this->assertArticlesImported($node_storage);
        $this->assertImportedCustomBlock($block_storage);
    }
    
    /**
     * Assert recipes are imported.
     *
     * @param \Drupal\Core\Entity\EntityStorageInterface $node_storage
     *   Node storage.
     */
    protected function assertRecipesImported(EntityStorageInterface $node_storage) : void {
        $count = $node_storage->getQuery()
            ->accessCheck(FALSE)
            ->condition('type', 'recipe')
            ->count()
            ->execute();
        $this->assertGreaterThan(0, $count);
        $nodes = $node_storage->loadByProperties([
            'title' => 'Gluten free pizza',
        ]);
        $this->assertCount(1, $nodes);
        $node = reset($nodes);
        $this->assertStringContainsString('Mix some of the milk and water in a jug', $node->field_recipe_instruction->value);
    }
    
    /**
     * Assert articles are imported.
     *
     * @param \Drupal\Core\Entity\EntityStorageInterface $node_storage
     *   Node storage.
     */
    protected function assertArticlesImported(EntityStorageInterface $node_storage) : void {
        $count = $node_storage->getQuery()
            ->accessCheck(FALSE)
            ->condition('type', 'article')
            ->count()
            ->execute();
        $this->assertGreaterThan(0, $count);
        $nodes = $node_storage->loadByProperties([
            'title' => 'The umami guide to our favorite mushrooms',
        ]);
        $this->assertCount(1, $nodes);
        $node = reset($nodes);
        $this->assertStringContainsString('One of the best things about mushrooms is their versatility', $node->body->value);
    }
    
    /**
     * Assert block content are imported.
     *
     * @param \Drupal\Core\Entity\EntityStorageInterface $block_storage
     *   Block storage.
     */
    protected function assertImportedCustomBlock(EntityStorageInterface $block_storage) : void {
        $assert = $this->assertSession();
        foreach ($this->expectedBlocks() as $block_info) {
            $this->drupalGet($block_info['path']);
            // Verify that the block is placed.
            $assert->pageTextContains($block_info['unique_text']);
            // For blocks that have image alt text, also verify the presence of the
            // expected alt text.
            if (isset($block_info['image_alt_text'])) {
                $img_alt_text = $assert->elementExists('css', $block_info['image_css_selector'])
                    ->getAttribute('alt');
                $this->assertEquals($block_info['image_alt_text'], $img_alt_text);
            }
            // Verify that the block can be loaded.
            $count = $block_storage->getQuery()
                ->accessCheck(FALSE)
                ->condition('type', $block_info['type'])
                ->count()
                ->execute();
            $this->assertGreaterThan(0, $count);
            $block = $block_storage->loadByProperties([
                'uuid' => $block_info['uuid'],
            ]);
            $this->assertCount(1, $block);
        }
    }
    
    /**
     * Returns the expected properties of this profile's content blocks.
     */
    protected function expectedBlocks() {
        return [
            [
                'path' => '<front>',
                'type' => 'banner_block',
                'uuid' => '9aadf4a1-ded6-4017-a10d-a5e043396edf',
                'unique_text' => 'A wholesome pasta bake is the ultimate comfort food.',
                'image_css_selector' => '#block-umami-banner-home img',
                'image_alt_text' => 'Mouth watering vegetarian pasta bake with rich tomato sauce and cheese toppings',
            ],
            [
                'path' => '/recipes',
                'type' => 'banner_block',
                'uuid' => '4c7d58a3-a45d-412d-9068-259c57e40541',
                'unique_text' => 'These sumptuous brownies should be gooey on the inside and crisp on the outside. A perfect indulgence!',
                'image_css_selector' => '#block-umami-banner-recipes img',
                'image_alt_text' => 'A stack of chocolate and pecan brownies, sprinkled with pecan crumbs and crushed walnut, fresh out of the oven',
            ],
            [
                'path' => '/recipes',
                'type' => 'disclaimer_block',
                'uuid' => '9b4dcd67-99f3-48d0-93c9-2c46648b29de',
                'unique_text' => 'is a fictional magazine and publisher for illustrative purposes only',
            ],
            [
                'path' => '/recipes',
                'type' => 'footer_promo_block',
                'uuid' => '924ab293-8f5f-45a1-9c7f-2423ae61a241',
                'unique_text' => 'Magazine exclusive articles, recipes and plenty of reasons to get your copy today.',
                'image_css_selector' => '#block-umami-footer-promo img',
                'image_alt_text' => '3 issue bundle of the Umami food magazine',
            ],
        ];
    }

}