class BlockContentListTest

class BlockContentListTest extends BlockContentTestBase {
    
    /**
     * A user with 'access block library' permission.
     *
     * @var \Drupal\user\UserInterface
     */
    protected $baseUser1;
    
    /**
     * A user with access to create and edit custom basic blocks.
     *
     * @var \Drupal\user\UserInterface
     */
    protected $baseUser2;
    
    /**
     * Permissions to grant admin user.
     *
     * @var array
     */
    protected $permissions = [
        'administer blocks',
        'access block library',
        'create basic block content',
        'edit any basic block content',
        'delete any basic block content',
        'translate configuration',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'block',
        'block_content',
        'config_translation',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->baseUser1 = $this->drupalCreateUser([
            'access block library',
        ]);
        $this->baseUser2 = $this->drupalCreateUser([
            'access block library',
            'create basic block content',
            'edit any basic block content',
            'delete any basic block content',
        ]);
    }
    
    /**
     * Tests the region value when a new block is saved.
     */
    public function testBlockRegionPlacement() : void {
        $this->drupalLogin($this->drupalCreateUser($this->permissions));
        $this->drupalGet("admin/structure/block/library/stark", [
            'query' => [
                'region' => 'content',
            ],
        ]);
        $this->clickLink('Add content block');
        $this->assertSession()
            ->statusCodeEquals(200);
        $edit = [
            'info[0][value]' => 'foo',
        ];
        $this->submitForm($edit, 'Save');
        $this->assertSession()
            ->fieldValueEquals('region', 'content');
    }
    
    /**
     * Tests the content block listing page with different permissions.
     */
    public function testListing() : void {
        // Test with the admin user.
        $this->drupalLogin($this->drupalCreateUser([
            'access block library',
            'administer block content',
        ]));
        $this->drupalGet('admin/content/block');
        // Test for the page title.
        $this->assertSession()
            ->titleEquals('Content blocks | Drupal');
        // Test for the table.
        $this->assertSession()
            ->elementExists('xpath', '//div[@class="layout-content"]//table');
        // Test the table header, two cells should be present.
        $this->assertSession()
            ->elementsCount('xpath', '//div[@class="layout-content"]//table/thead/tr/th', 2);
        // Test the contents of each th cell.
        $this->assertSession()
            ->elementTextEquals('xpath', '//div[@class="layout-content"]//table/thead/tr/th[1]', 'Block description');
        $this->assertSession()
            ->elementTextEquals('xpath', '//div[@class="layout-content"]//table/thead/tr/th[2]', 'Operations');
        $label = 'Antelope';
        $new_label = 'Albatross';
        // Add a new entity using the operations link.
        $this->clickLink('Add content block');
        $this->assertSession()
            ->statusCodeEquals(200);
        $edit = [];
        $edit['info[0][value]'] = $label;
        $edit['body[0][value]'] = $this->randomMachineName(16);
        $this->submitForm($edit, 'Save');
        // Confirm that once the user returns to the listing, the text of the label
        // (versus elsewhere on the page).
        $this->assertSession()
            ->elementTextContains('xpath', '//td', $label);
        // Check the number of table row cells.
        $this->assertSession()
            ->elementsCount('xpath', '//div[@class="layout-content"]//table/tbody/tr[1]/td', 2);
        // Check the contents of the row. The first cell contains the label,
        // and the second contains the operations list.
        $this->assertSession()
            ->elementTextEquals('xpath', '//div[@class="layout-content"]//table/tbody/tr[1]/td[1]', $label);
        // Edit the entity using the operations link.
        $blocks = $this->container
            ->get('entity_type.manager')
            ->getStorage('block_content')
            ->loadByProperties([
            'info' => $label,
        ]);
        $block = reset($blocks);
        if (!empty($block)) {
            $this->assertSession()
                ->linkByHrefExists('admin/content/block/' . $block->id());
            $this->clickLink('Edit');
            $this->assertSession()
                ->statusCodeEquals(200);
            $this->assertSession()
                ->titleEquals("Edit content block {$label} | Drupal");
            $edit = [
                'info[0][value]' => $new_label,
            ];
            $this->submitForm($edit, 'Save');
        }
        else {
            $this->fail('Did not find Albatross block in the database.');
        }
        // Confirm that once the user returns to the listing, the text of the label
        // (versus elsewhere on the page).
        $this->assertSession()
            ->elementTextContains('xpath', '//td', $new_label);
        // Delete the added entity using the operations link.
        $this->assertSession()
            ->linkByHrefExists('admin/content/block/' . $block->id() . '/delete');
        $this->clickLink('Delete');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->titleEquals("Are you sure you want to delete the content block {$new_label}? | Drupal");
        $this->submitForm([], 'Delete');
        // Verify that the text of the label and machine name does not appear in
        // the list (though it may appear elsewhere on the page).
        $this->assertSession()
            ->elementTextNotContains('xpath', '//td', $new_label);
        // Confirm that the empty text is displayed.
        $this->assertSession()
            ->pageTextContains('There are no content blocks yet.');
        $block_content = BlockContent::create([
            'info' => 'Non-reusable block',
            'type' => 'basic',
            'reusable' => FALSE,
        ]);
        $block_content->save();
        $this->drupalGet('admin/content/block');
        // Confirm that the empty text is displayed.
        $this->assertSession()
            ->pageTextContains('There are no content blocks yet.');
        // Confirm the non-reusable block is not on the page.
        $this->assertSession()
            ->pageTextNotContains('Non-reusable block');
        $this->drupalLogout();
        // Create test block for other user tests.
        $test_block = $this->createBlockContent($label);
        $link_text = t('Add content block');
        // Test as a user with view only permissions.
        $this->drupalLogin($this->baseUser1);
        $this->drupalGet('admin/content/block');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->linkNotExists($link_text);
        $this->assertSession()
            ->linkByHrefNotExists('admin/content/block/' . $test_block->id());
        $this->assertSession()
            ->linkByHrefNotExists('admin/content/block/' . $test_block->id() . '/delete');
        $this->drupalLogout();
        // Test as a user with permission to create/edit/delete basic blocks.
        $this->drupalLogin($this->baseUser2);
        $this->drupalGet('admin/content/block');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->linkExists($link_text);
        $this->assertSession()
            ->linkByHrefExists('admin/content/block/' . $test_block->id());
        $this->assertSession()
            ->linkByHrefExists('admin/content/block/' . $test_block->id() . '/delete');
    }

}