--- /dev/null
+<?php
+
+namespace Drupal\file\Tests;
+
+use Drupal\Core\Field\FieldStorageDefinitionInterface;
+use Drupal\file\Entity\File;
+
+/**
+ * Tests the display of file fields in node and views.
+ *
+ * @group file
+ */
+class FileFieldDisplayTest extends FileFieldTestBase {
+
+ /**
+ * Tests normal formatter display on node display.
+ */
+ public function testNodeDisplay() {
+ $field_name = strtolower($this->randomMachineName());
+ $type_name = 'article';
+ $field_storage_settings = [
+ 'display_field' => '1',
+ 'display_default' => '1',
+ 'cardinality' => FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED,
+ ];
+ $field_settings = [
+ 'description_field' => '1',
+ ];
+ $widget_settings = [];
+ $this->createFileField($field_name, 'node', $type_name, $field_storage_settings, $field_settings, $widget_settings);
+
+ // Create a new node *without* the file field set, and check that the field
+ // is not shown for each node display.
+ $node = $this->drupalCreateNode(['type' => $type_name]);
+ // Check file_default last as the assertions below assume that this is the
+ // case.
+ $file_formatters = ['file_table', 'file_url_plain', 'hidden', 'file_default'];
+ foreach ($file_formatters as $formatter) {
+ if ($formatter === 'hidden') {
+ $edit = [
+ "fields[$field_name][region]" => 'hidden',
+ ];
+ }
+ else {
+ $edit = [
+ "fields[$field_name][type]" => $formatter,
+ "fields[$field_name][region]" => 'content',
+ ];
+ }
+ $this->drupalPostForm("admin/structure/types/manage/$type_name/display", $edit, t('Save'));
+ $this->drupalGet('node/' . $node->id());
+ $this->assertNoText($field_name, format_string('Field label is hidden when no file attached for formatter %formatter', ['%formatter' => $formatter]));
+ }
+
+ $test_file = $this->getTestFile('text');
+ simpletest_generate_file('escaped-&-text', 64, 10, 'text');
+ $test_file = File::create([
+ 'uri' => 'public://escaped-&-text.txt',
+ 'name' => 'escaped-&-text',
+ 'filesize' => filesize('public://escaped-&-text.txt'),
+ ]);
+
+ // Create a new node with the uploaded file.
+ $nid = $this->uploadNodeFile($test_file, $field_name, $type_name);
+
+ // Check that the default formatter is displaying with the file name.
+ $node_storage = $this->container->get('entity.manager')->getStorage('node');
+ $node_storage->resetCache([$nid]);
+ $node = $node_storage->load($nid);
+ $node_file = File::load($node->{$field_name}->target_id);
+ $file_link = [
+ '#theme' => 'file_link',
+ '#file' => $node_file,
+ ];
+ $default_output = \Drupal::service('renderer')->renderRoot($file_link);
+ $this->assertRaw($default_output, 'Default formatter displaying correctly on full node view.');
+
+ // Turn the "display" option off and check that the file is no longer displayed.
+ $edit = [$field_name . '[0][display]' => FALSE];
+ $this->drupalPostForm('node/' . $nid . '/edit', $edit, t('Save and keep published'));
+
+ $this->assertNoRaw($default_output, 'Field is hidden when "display" option is unchecked.');
+
+ // Add a description and make sure that it is displayed.
+ $description = $this->randomMachineName();
+ $edit = [
+ $field_name . '[0][description]' => $description,
+ $field_name . '[0][display]' => TRUE,
+ ];
+ $this->drupalPostForm('node/' . $nid . '/edit', $edit, t('Save and keep published'));
+ $this->assertText($description);
+
+ // Ensure the filename in the link's title attribute is escaped.
+ $this->assertRaw('title="escaped-&-text.txt"');
+
+ // Test that fields appear as expected after during the preview.
+ // Add a second file.
+ $name = 'files[' . $field_name . '_1][]';
+ $edit[$name] = drupal_realpath($test_file->getFileUri());
+
+ // Uncheck the display checkboxes and go to the preview.
+ $edit[$field_name . '[0][display]'] = FALSE;
+ $edit[$field_name . '[1][display]'] = FALSE;
+ $this->drupalPostForm("node/$nid/edit", $edit, t('Preview'));
+ $this->clickLink(t('Back to content editing'));
+ $this->assertRaw($field_name . '[0][display]', 'First file appears as expected.');
+ $this->assertRaw($field_name . '[1][display]', 'Second file appears as expected.');
+ }
+
+ /**
+ * Tests default display of File Field.
+ */
+ public function testDefaultFileFieldDisplay() {
+ $field_name = strtolower($this->randomMachineName());
+ $type_name = 'article';
+ $field_storage_settings = [
+ 'display_field' => '1',
+ 'display_default' => '0',
+ 'cardinality' => FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED,
+ ];
+ $field_settings = [
+ 'description_field' => '1',
+ ];
+ $widget_settings = [];
+ $this->createFileField($field_name, 'node', $type_name, $field_storage_settings, $field_settings, $widget_settings);
+
+ $test_file = $this->getTestFile('text');
+
+ // Create a new node with the uploaded file.
+ $nid = $this->uploadNodeFile($test_file, $field_name, $type_name);
+
+ $this->drupalGet('node/' . $nid . '/edit');
+ $this->assertFieldByXPath('//input[@type="checkbox" and @name="' . $field_name . '[0][display]"]', NULL, 'Default file display checkbox field exists.');
+ $this->assertFieldByXPath('//input[@type="checkbox" and @name="' . $field_name . '[0][display]" and not(@checked)]', NULL, 'Default file display is off.');
+ }
+
+ /**
+ * Tests description toggle for field instance configuration.
+ */
+ public function testDescToggle() {
+ $type_name = 'test';
+ $field_type = 'file';
+ $field_name = strtolower($this->randomMachineName());
+ // Use the UI to add a new content type that also contains a file field.
+ $edit = [
+ 'name' => $type_name,
+ 'type' => $type_name,
+ ];
+ $this->drupalPostForm('admin/structure/types/add', $edit, t('Save and manage fields'));
+ $edit = [
+ 'new_storage_type' => $field_type,
+ 'field_name' => $field_name,
+ 'label' => $this->randomString(),
+ ];
+ $this->drupalPostForm('/admin/structure/types/manage/' . $type_name . '/fields/add-field', $edit, t('Save and continue'));
+ $this->drupalPostForm(NULL, [], t('Save field settings'));
+ // Ensure the description field is selected on the field instance settings
+ // form. That's what this test is all about.
+ $edit = [
+ 'settings[description_field]' => TRUE,
+ ];
+ $this->drupalPostForm(NULL, $edit, t('Save settings'));
+ // Add a node of our new type and upload a file to it.
+ $file = current($this->drupalGetTestFiles('text'));
+ $title = $this->randomString();
+ $edit = [
+ 'title[0][value]' => $title,
+ 'files[field_' . $field_name . '_0]' => drupal_realpath($file->uri),
+ ];
+ $this->drupalPostForm('node/add/' . $type_name, $edit, t('Save and publish'));
+ $node = $this->drupalGetNodeByTitle($title);
+ $this->drupalGet('node/' . $node->id() . '/edit');
+ $this->assertText(t('The description may be used as the label of the link to the file.'));
+ }
+
+}