public function testCleanPostForTextArea()
{
$origin = "A text that \\\"would\\\" be entered in a \\'textarea\\'\\nWith breakline\\r\\nand breaklines.";
$expected = "A text that \"would\" be entered in a 'textarea'\nWith breakline\nand breaklines.";
$this->assertEquals($expected, Html::cleanPostForTextArea($origin));
$aorigin = [$origin, "Another\\none!"];
$aexpected = [$expected, "Another\none!"];
$this->assertEquals($aexpected, Html::cleanPostForTextArea($aorigin));
}