blink\testing\RequestActor::seeHeader PHP Метод

    public function seeHeader($name, $value = null)
    {
        $headers = $this->response->headers;
        $this->phpunit->assertTrue($headers->has($name), "Header [{$name}] not present on response.");
        if (!is_null($value)) {
            $values = $headers->get($name);
            $strValues = implode(', ', $values);
            $this->phpunit->assertTrue(in_array($value, $values), "Header [{$name}] was found, but value [{$strValues}] does not match [{$value}].");
        }
        return $this;
    }