function FileFieldWidgetTestCase::testSingleValuedWidget in Drupal 7
Tests upload and remove buttons for a single-valued File field.
File
- modules/
file/ tests/ file.test, line 490 - Tests for file.module.
Class
- FileFieldWidgetTestCase
- Tests file field widget.
Code
function testSingleValuedWidget() {
// Use 'page' instead of 'article', so that the 'article' image field does
// not conflict with this test. If in the future the 'page' type gets its
// own default file or image field, this test can be made more robust by
// using a custom node type.
$type_name = 'page';
$field_name = strtolower($this
->randomName());
$this
->createFileField($field_name, $type_name);
$field = field_info_field($field_name);
$instance = field_info_instance('node', $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, NULL, TRUE);
$node_file = (object) $node->{$field_name}[LANGUAGE_NONE][0];
$this
->assertFileExists($node_file, 'New file saved to disk on node creation.');
// Test that running field_attach_update() leaves the file intact.
$field = new stdClass();
$field->type = $type_name;
$field->nid = $nid;
field_attach_update('node', $field);
$node = node_load($nid);
$node_file = (object) $node->{$field_name}[LANGUAGE_NONE][0];
$this
->assertFileExists($node_file, 'New file still saved to disk on field update.');
// Ensure the file can be downloaded.
$this
->drupalGet(file_create_url($node_file->uri));
$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
->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'), '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.');
// Save the node and ensure it does not have the file.
$this
->drupalPost(NULL, array(), t('Save'));
$node = node_load($nid, NULL, TRUE);
$this
->assertTrue(empty($node->{$field_name}[LANGUAGE_NONE][0]['fid']), 'File was successfully removed from the node.');
}
}