Asserts that an array of elements is rendered properly.
array $elements: An array of associative arrays describing render elements and their expected markup. Each item in $elements must contain the following:
function assertElements($elements) {
foreach ($elements as $element) {
$this
->assertIdentical(drupal_render($element['value']), $element['expected'], '"' . $element['name'] . '" input rendered correctly by drupal_render().');
}
}