Tests adding inline scripts.
function testAddInline() {
drupal_add_library('system', 'drupal');
$inline = 'jQuery(function () { });';
$javascript = drupal_add_js($inline, array(
'type' => 'inline',
'scope' => 'footer',
));
$this
->assertTrue(array_key_exists('core/misc/jquery.js', $javascript), 'jQuery is added when inline scripts are added.');
$data = end($javascript);
$this
->assertEqual($inline, $data['data'], 'Inline JavaScript is correctly added to the footer.');
}