Tests upload and remove buttons for a single-valued File field.
function testSingleValuedWidget() {
$type_name = 'article';
$field_name = strtolower($this
->randomName());
$this
->createFileField($field_name, $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 drupalPostAJAX()
// does not yet support file uploads.
$nid = $this
->uploadNodeFile($test_file, $field_name, $type_name);
$node = node_load($nid, TRUE);
$node_file = file_load($node->{$field_name}[Language::LANGCODE_NOT_SPECIFIED][0]['fid']);
$this
->assertFileExists($node_file, t('New file saved to disk on node creation.'));
// Ensure the file can be downloaded.
$this
->drupalGet(file_create_url($node_file->uri));
$this
->assertResponse(200, t('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'), t('Node with file does not display the "Upload" button.'));
$this
->assertFieldByXpath('//input[@type="submit"]', t('Remove'), t('Node with file displays the "Remove" button.'));
// "Click" the remove button (emulating either a nojs or js submission).
switch ($type) {
case 'nojs':
$this
->drupalPost(NULL, array(), t('Remove'));
break;
case 'js':
$button = $this
->xpath('//input[@type="submit" and @value="' . t('Remove') . '"]');
$this
->drupalPostAJAX(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'), t('After clicking the "Remove" button, it is no longer displayed.'));
$this
->assertFieldByXpath('//input[@type="submit"]', t('Upload'), t('After clicking the "Remove" button, the "Upload" button is displayed.'));
// Test label has correct 'for' attribute.
$label = $this
->xpath("//label[@for='edit-" . drupal_clean_css_identifier($field_name) . "-" . Language::LANGCODE_NOT_SPECIFIED . "-0-upload']");
$this
->assertTrue(isset($label[0]), 'Label for upload found.');
// Save the node and ensure it does not have the file.
$this
->drupalPost(NULL, array(), t('Save and keep published'));
$node = node_load($nid, TRUE);
$this
->assertTrue(empty($node->{$field_name}[Language::LANGCODE_NOT_SPECIFIED][0]['fid']), t('File was successfully removed from the node.'));
}
}