class EntityDisplayModeTest

class EntityDisplayModeTest extends BrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'block',
        'entity_test',
        'field_ui',
        'node',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        // Create a node type.
        $this->drupalCreateContentType([
            'type' => 'article',
            'name' => 'Article',
        ]);
        $this->drupalPlaceBlock('local_actions_block');
        $this->drupalPlaceBlock('page_title_block');
    }
    
    /**
     * Tests the EntityViewMode user interface.
     */
    public function testEntityViewModeUI() : void {
        // Test the listing page.
        $this->drupalGet('admin/structure/display-modes/view');
        $this->assertSession()
            ->statusCodeEquals(403);
        $this->drupalLogin($this->drupalCreateUser([
            'administer display modes',
        ]));
        $this->drupalGet('admin/structure/display-modes/view');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->pageTextContains('Add view mode');
        $this->assertSession()
            ->linkByHrefExists('admin/structure/display-modes/view/add');
        $this->assertSession()
            ->linkByHrefExists('admin/structure/display-modes/view/add/entity_test');
        $this->drupalGet('admin/structure/display-modes/view/add/entity_test_mulrev');
        $this->assertSession()
            ->statusCodeEquals(404);
        $this->drupalGet('admin/structure/display-modes/view/add');
        $this->assertSession()
            ->linkNotExists('Test entity - revisions and data table', 'An entity type with no view builder cannot have view modes.');
        // Test adding a view mode including dots in machine_name.
        $this->clickLink('Test entity');
        // Check if 'Name' field is required.
        $this->assertTrue($this->getSession()
            ->getPage()
            ->findField('label')
            ->hasClass('required'));
        $edit = [
            'id' => $this->randomMachineName() . '.' . $this->randomMachineName(),
            'label' => $this->randomString(),
        ];
        $this->submitForm($edit, 'Save');
        $this->assertSession()
            ->pageTextContains('The machine-readable name must contain only lowercase letters, numbers, and underscores.');
        // Test adding a view mode.
        $edit = [
            'id' => $this->randomMachineName(),
            'label' => $this->randomString(),
        ];
        $this->submitForm($edit, 'Save');
        $this->assertSession()
            ->pageTextContains("Saved the {$edit['label']} view mode.");
        // Test editing the view mode.
        $this->drupalGet('admin/structure/display-modes/view/manage/entity_test.' . $edit['id']);
        // Test that the link templates added by field_ui_entity_type_build() are
        // generating valid routes.
        $view_mode = EntityViewMode::load('entity_test.' . $edit['id']);
        $this->assertEquals(Url::fromRoute('entity.entity_view_mode.collection')->toString(), $view_mode->toUrl('collection')
            ->toString());
        $this->assertEquals(Url::fromRoute('entity.entity_view_mode.add_form', [
            'entity_type_id' => $view_mode->getTargetType(),
        ])
            ->toString(), $view_mode->toUrl('add-form')
            ->toString());
        $this->assertEquals(Url::fromRoute('entity.entity_view_mode.edit_form', [
            'entity_view_mode' => $view_mode->id(),
        ])
            ->toString(), $view_mode->toUrl('edit-form')
            ->toString());
        $this->assertEquals(Url::fromRoute('entity.entity_view_mode.delete_form', [
            'entity_view_mode' => $view_mode->id(),
        ])
            ->toString(), $view_mode->toUrl('delete-form')
            ->toString());
        // Test deleting the view mode.
        $this->clickLink('Delete');
        $this->assertSession()
            ->pageTextContains("Are you sure you want to delete the view mode {$edit['label']}?");
        $this->submitForm([], 'Delete');
        $this->assertSession()
            ->pageTextContains("The view mode {$edit['label']} has been deleted.");
    }
    
    /**
     * Tests the EntityFormMode user interface.
     */
    public function testEntityFormModeUI() : void {
        // Test the listing page.
        $this->drupalGet('admin/structure/display-modes/form');
        $this->assertSession()
            ->statusCodeEquals(403);
        $this->drupalLogin($this->drupalCreateUser([
            'administer display modes',
        ]));
        $this->drupalGet('admin/structure/display-modes/form');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->pageTextContains('Add form mode');
        $this->assertSession()
            ->linkByHrefExists('admin/structure/display-modes/form/add');
        $this->drupalGet('admin/structure/display-modes/form/add/entity_test_no_label');
        $this->assertSession()
            ->statusCodeEquals(404);
        $this->drupalGet('admin/structure/display-modes/form/add');
        $this->assertSession()
            ->linkNotExists('Entity Test without label', 'An entity type with no form cannot have form modes.');
        // Test adding a view mode including dots in machine_name.
        $this->clickLink('Test entity');
        // Check if 'Name' field is required.
        $this->assertTrue($this->getSession()
            ->getPage()
            ->findField('label')
            ->hasClass('required'));
        $edit = [
            'id' => $this->randomMachineName() . '.' . $this->randomMachineName(),
            'label' => $this->randomString(),
        ];
        $this->submitForm($edit, 'Save');
        $this->assertSession()
            ->pageTextContains('The machine-readable name must contain only lowercase letters, numbers, and underscores.');
        // Test adding a form mode.
        $edit = [
            'id' => $this->randomMachineName(),
            'label' => $this->randomString(),
        ];
        $this->submitForm($edit, 'Save');
        $this->assertSession()
            ->pageTextContains("Saved the {$edit['label']} form mode.");
        // Test editing the form mode.
        $this->drupalGet('admin/structure/display-modes/form/manage/entity_test.' . $edit['id']);
        // Test that the link templates added by field_ui_entity_type_build() are
        // generating valid routes.
        $form_mode = EntityFormMode::load('entity_test.' . $edit['id']);
        $this->assertEquals(Url::fromRoute('entity.entity_form_mode.collection')->toString(), $form_mode->toUrl('collection')
            ->toString());
        $this->assertEquals(Url::fromRoute('entity.entity_form_mode.add_form', [
            'entity_type_id' => $form_mode->getTargetType(),
        ])
            ->toString(), $form_mode->toUrl('add-form')
            ->toString());
        $this->assertEquals(Url::fromRoute('entity.entity_form_mode.edit_form', [
            'entity_form_mode' => $form_mode->id(),
        ])
            ->toString(), $form_mode->toUrl('edit-form')
            ->toString());
        $this->assertEquals(Url::fromRoute('entity.entity_form_mode.delete_form', [
            'entity_form_mode' => $form_mode->id(),
        ])
            ->toString(), $form_mode->toUrl('delete-form')
            ->toString());
        // Test deleting the form mode.
        $this->clickLink('Delete');
        $this->assertSession()
            ->pageTextContains("Are you sure you want to delete the form mode {$edit['label']}?");
        $this->submitForm([], 'Delete');
        $this->assertSession()
            ->pageTextContains("The form mode {$edit['label']} has been deleted.");
    }
    
    /**
     * Tests if view modes appear in alphabetical order by visible name.
     *
     * The machine name should not be used for sorting.
     *
     * @see https://www.drupal.org/node/2858569
     */
    public function testAlphabeticalDisplaySettings() : void {
        $this->drupalLogin($this->drupalCreateUser([
            'access administration pages',
            'administer content types',
            'administer display modes',
            'administer nodes',
            'administer node fields',
            'administer node display',
            'administer node form display',
            'view the administration theme',
        ]));
        $this->drupalGet('admin/structure/types/manage/article/display');
        // Verify that the order of view modes is alphabetical by visible label.
        // Since the default view modes all have machine names which coincide with
        // the English labels, they should appear in alphabetical order, by default
        // if viewing the site in English and if no changes have been made. We will
        // verify this first.
        $page_text = $this->getTextContent();
        $start = strpos($page_text, 'view modes');
        $pos = $start;
        $list = [
            'Full content',
            'RSS',
            'Search index',
            'Search result',
            'Teaser',
        ];
        // Verify that the order of the view modes is correct on the page.
        foreach ($list as $name) {
            $new_pos = strpos($page_text, $name, $start);
            $this->assertGreaterThan($pos, $new_pos);
            $pos = $new_pos;
        }
        // Now that we have verified the original display order, we can change the
        // label for one of the view modes. If we rename "Teaser" to "Breezier", it
        // should appear as the first of the listed view modes:
        // Set new values and enable test plugins.
        $edit = [
            'label' => 'Breezier',
        ];
        $this->drupalGet('admin/structure/display-modes/view/manage/node.teaser');
        $this->submitForm($edit, 'Save');
        $this->assertSession()
            ->pageTextContains('Saved the Breezier view mode.');
        // Re-open the display settings for the article content type and verify
        // that changing "Teaser" to "Breezier" makes it appear before "Full
        // content".
        $this->drupalGet('admin/structure/types/manage/article/display');
        $page_text = $this->getTextContent();
        $start = strpos($page_text, 'view modes');
        $pos = $start;
        $list = [
            'Breezier',
            'Full content',
        ];
        // Verify that the order of the view modes is correct on the page.
        foreach ($list as $name) {
            $new_pos = strpos($page_text, $name, $start);
            $this->assertGreaterThan($pos, $new_pos);
            $pos = $new_pos;
        }
    }

}