Sanpi\Behatch\Context\XmlContext::theXmlShouldUseTheNamespace PHP Method

    public function theXmlShouldUseTheNamespace($namespace)
    {
        $namespaces = $this->getDom()->getNamespaces();
        if (!in_array($namespace, $namespaces)) {
            throw new \Exception("The namespace '{$namespace}' is not used");
        }
    }