function test_wrap_script () {
$this->assertEquals ('<foo>', Page::wrap_script ('<foo>'));
$this->assertEquals ("<script src=\"http://www.example.com/foo.js\"></script>\n", Page::wrap_script ('http://www.example.com/foo.js'));
$this->assertEquals ("<script src=\"/foo.js\"></script>\n", Page::wrap_script ('/foo.js'));
$this->assertEquals ("<script src=\"/foo.bar\"></script>\n", Page::wrap_script ('/foo.bar'));
$this->assertEquals ("<link rel=\"stylesheet\" href=\"/foo.css\" />\n", Page::wrap_script ('/foo.css'));
}
/**
* Add a script to the head or tail of a page, or echo immediately if the template
* rendering has already begun. Tracks duplicate additions so scripts will only
* be added once. This makes it a good replacement for adding script include tags
* to view templates.
*/
public function add_script ($script, $add_to = 'head', $type = '') {
$script = Page::wrap_script ($script, $type);
if (! in_array ($script, $this->scripts)) {
$this->scripts[] = $script;
if ($this->is_being_rendered) {
echo $script;
} elseif ($add_to === 'head') {
$this->head .= $script;
} elseif ($add_to === 'tail') {
$this->tail .= $script;
}
}
}
