/**
* Does the actual work.
*
* @param string[] $path
* @param DiffOp $op
*
* @return string
* @throws MWException
*/
private function generateOpHtml(array $path, DiffOp $op)
{
if ($op->isAtomic()) {
$html = $this->generateDiffHeaderHtml(implode(' / ', $path));
//TODO: no path, but localized section title
//FIXME: complex objects as values?
if ($op->getType() === 'add') {
/** @var DiffOpAdd $op */
$html .= $this->generateChangeOpHtml(null, $op->getNewValue(), $path);
} elseif ($op->getType() === 'remove') {
/** @var DiffOpRemove $op */
$html .= $this->generateChangeOpHtml($op->getOldValue(), null, $path);
} elseif ($op->getType() === 'change') {
/** @var DiffOpChange $op */
$html .= $this->generateChangeOpHtml($op->getOldValue(), $op->getNewValue(), $path);
} else {
throw new MWException('Invalid diffOp type');
}
} else {
$html = '';
foreach ($op as $key => $subOp) {
$html .= $this->generateOpHtml(array_merge($path, array($key)), $subOp);
}
}
return $html;
}
/**
* @dataProvider instanceProvider
*/
public function testCount(DiffOp $diffOp)
{
if ($diffOp->isAtomic()) {
$this->assertSame(1, $diffOp->count());
} else {
$count = 0;
/**
* @var DiffOp $childOp
*/
foreach ($diffOp as $childOp) {
$count += $childOp->count();
}
$this->assertSame($count, $diffOp->count());
}
}
