function ManageDisplayTest::testViewModeCustom

Tests switching view modes to use custom or 'default' settings'.

File

core/modules/field_ui/tests/src/Functional/ManageDisplayTest.php, line 104

Class

ManageDisplayTest

Tests the Field UI "Manage display" and "Manage form display" screens.

Namespace

Code

public function testViewModeCustom() : void {
    // Create a field, and a node with some data for the field.
    $this->fieldUIAddNewField('admin/structure/types/manage/' . $this->type, 'test', 'Test field');
    \Drupal::service('entity_field.manager')->clearCachedFieldDefinitions();
    // For this test, use a formatter setting value that is an integer unlikely
    // to appear in a rendered node other than as part of the field being tested
    // (for example, unlikely to be part of the "Submitted by ... on ..." line).
    $value = '12345';
    $settings = [
        'type' => $this->type,
        'field_test' => [
            [
                'value' => $value,
            ],
        ],
    ];
    $node = $this->drupalCreateNode($settings);
    // Gather expected output values with the various formatters.
    $formatter_plugin_manager = \Drupal::service('plugin.manager.field.formatter');
    $field_test_default_settings = $formatter_plugin_manager->getDefaultSettings('field_test_default');
    $field_test_with_prepare_view_settings = $formatter_plugin_manager->getDefaultSettings('field_test_with_prepare_view');
    $output = [
        'field_test_default' => $field_test_default_settings['test_formatter_setting'] . '|' . $value,
        'field_test_with_prepare_view' => $field_test_with_prepare_view_settings['test_formatter_setting_additional'] . '|' . $value . '|' . ($value + 1),
    ];
    // Check that the field is displayed with the default formatter in 'rss'
    // mode (uses 'default'), and hidden in 'teaser' mode (uses custom settings).
    $this->assertNodeViewText($node, 'rss', $output['field_test_default'], "The field is displayed as expected in view modes that use 'default' settings.");
    $this->assertNodeViewNoText($node, 'teaser', $value, "The field is hidden in view modes that use custom settings.");
    // Change formatter for 'default' mode, check that the field is displayed
    // accordingly in 'rss' mode.
    $edit = [
        'fields[field_test][type]' => 'field_test_with_prepare_view',
        'fields[field_test][region]' => 'content',
    ];
    $this->drupalGet('admin/structure/types/manage/' . $this->type . '/display');
    $this->submitForm($edit, 'Save');
    $this->assertNodeViewText($node, 'rss', $output['field_test_with_prepare_view'], "The field is displayed as expected in view modes that use 'default' settings.");
    // Specialize the 'rss' mode, check that the field is displayed the same.
    $edit = [
        "display_modes_custom[rss]" => TRUE,
    ];
    $this->drupalGet('admin/structure/types/manage/' . $this->type . '/display');
    $this->submitForm($edit, 'Save');
    $this->assertNodeViewText($node, 'rss', $output['field_test_with_prepare_view'], "The field is displayed as expected in newly specialized 'rss' mode.");
    // Set the field to 'hidden' in the view mode, check that the field is
    // hidden.
    $edit = [
        'fields[field_test][region]' => 'hidden',
    ];
    $this->drupalGet('admin/structure/types/manage/' . $this->type . '/display/rss');
    $this->submitForm($edit, 'Save');
    $this->assertNodeViewNoText($node, 'rss', $value, "The field is hidden in 'rss' mode.");
    // Set the view mode back to 'default', check that the field is displayed
    // accordingly.
    $edit = [
        "display_modes_custom[rss]" => FALSE,
    ];
    $this->drupalGet('admin/structure/types/manage/' . $this->type . '/display');
    $this->submitForm($edit, 'Save');
    $this->assertNodeViewText($node, 'rss', $output['field_test_with_prepare_view'], "The field is displayed as expected when 'rss' mode is set back to 'default' settings.");
    // Specialize the view mode again.
    $edit = [
        "display_modes_custom[rss]" => TRUE,
    ];
    $this->drupalGet('admin/structure/types/manage/' . $this->type . '/display');
    $this->submitForm($edit, 'Save');
    // Check that the previous settings for the view mode have been kept.
    $this->assertNodeViewNoText($node, 'rss', $value, "The previous settings are kept when 'rss' mode is specialized again.");
}