Confirms we can upcast to controller arguments of the same type.
public function testSameTypes() {
$node = $this
->drupalCreateNode(array(
'title' => $this
->randomName(8),
));
$parent = $this
->drupalCreateNode(array(
'title' => $this
->randomName(8),
));
// paramconverter_test/node/{node}/set/parent/{parent}
// converters:
// parent: 'node'
$this
->drupalGet("paramconverter_test/node/" . $node->nid . "/set/parent/" . $parent->nid);
$this
->assertRaw("Setting '" . $parent->title . "' as parent of '" . $node->title . "'.");
}