private function unlikePost($id)
{
$p = $this->api->unlikePost($id);
$this->assertArrayHasKey('like_count', $p);
$this->assertArrayHasKey('i_like', $p);
return $p['like_count'];
}
protected function deletePost($id)
{
$p = $this->api->deletePost($id, ['context' => 'edit']);
$this->assertEquals('trash', $p['status']);
return ApiUtils::comToPost($p);
}