function FileFieldWidgetTest::testSingleValuedWidget in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/file/src/Tests/FileFieldWidgetTest.php \Drupal\file\Tests\FileFieldWidgetTest::testSingleValuedWidget()
Tests upload and remove buttons for a single-valued File field.
File
- core/
modules/ file/ src/ Tests/ FileFieldWidgetTest.php, line 48 - Contains \Drupal\file\Tests\FileFieldWidgetTest.
Class
- FileFieldWidgetTest
- Tests the file field widget, single and multi-valued, with and without AJAX, with public and private files.
Namespace
Drupal\file\TestsCode
function testSingleValuedWidget() {
$node_storage = $this->container
->get('entity.manager')
->getStorage('node');
$type_name = 'article';
$field_name = strtolower($this
->randomMachineName());
$this
->createFileField($field_name, 'node', $type_name);
$test_file = $this
->getTestFile('text');
foreach (array(
'nojs',
'js',
) as $type) {
// Create a new node with the uploaded file and ensure it got uploaded
// successfully.
// @todo This only tests a 'nojs' submission, because drupalPostAjaxForm()
// does not yet support file uploads.
$nid = $this
->uploadNodeFile($test_file, $field_name, $type_name);
$node_storage
->resetCache(array(
$nid,
));
$node = $node_storage
->load($nid);
$node_file = File::load($node->{$field_name}->target_id);
$this
->assertFileExists($node_file, 'New file saved to disk on node creation.');
// Ensure the file can be downloaded.
$this
->drupalGet(file_create_url($node_file
->getFileUri()));
$this
->assertResponse(200, 'Confirmed that the generated URL is correct by downloading the shipped file.');
// Ensure the edit page has a remove button instead of an upload button.
$this
->drupalGet("node/{$nid}/edit");
$this
->assertNoFieldByXPath('//input[@type="submit"]', t('Upload'), 'Node with file does not display the "Upload" button.');
$this
->assertFieldByXpath('//input[@type="submit"]', t('Remove'), 'Node with file displays the "Remove" button.');
// "Click" the remove button (emulating either a nojs or js submission).
switch ($type) {
case 'nojs':
$this
->drupalPostForm(NULL, array(), t('Remove'));
break;
case 'js':
$button = $this
->xpath('//input[@type="submit" and @value="' . t('Remove') . '"]');
$this
->drupalPostAjaxForm(NULL, array(), array(
(string) $button[0]['name'] => (string) $button[0]['value'],
));
break;
}
// Ensure the page now has an upload button instead of a remove button.
$this
->assertNoFieldByXPath('//input[@type="submit"]', t('Remove'), 'After clicking the "Remove" button, it is no longer displayed.');
$this
->assertFieldByXpath('//input[@type="submit"]', t('Upload'), 'After clicking the "Remove" button, the "Upload" button is displayed.');
// Test label has correct 'for' attribute.
$input = $this
->xpath('//input[@name="files[' . $field_name . '_0]"]');
$label = $this
->xpath('//label[@for="' . (string) $input[0]['id'] . '"]');
$this
->assertTrue(isset($label[0]), 'Label for upload found.');
// Save the node and ensure it does not have the file.
$this
->drupalPostForm(NULL, array(), t('Save and keep published'));
$node_storage
->resetCache(array(
$nid,
));
$node = $node_storage
->load($nid);
$this
->assertTrue(empty($node->{$field_name}->target_id), 'File was successfully removed from the node.');
}
}