public function testCustomDumper()
{
$output = '';
$lineDumper = function ($line) use(&$output) {
$output .= $line;
};
$dumper = new HtmlDumper($lineDumper);
$dumper->setDumpHeader('');
$dumper->setDumpBoundaries('<pre class=sf-dump-test id=%s data-indent-pad="%s">', '</pre><script>Sfdump("%s")</script>');
$extension = new DumpExtension(new VarCloner(), $dumper);
$twig = new \Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock(), array('debug' => true, 'cache' => false, 'optimizations' => 0));
$dump = $extension->dump($twig, array(), 'foo');
$dump = preg_replace('/sf-dump-\\d+/', 'sf-dump', $dump);
$this->assertEquals('<pre class=sf-dump-test id=sf-dump data-indent-pad=" ">"' . "<span class=sf-dump-str title=\"3 characters\">foo</span>\"\n" . "</pre><script>Sfdump(\"sf-dump\")</script>\n", $dump, 'Custom dumper should be used to dump data.');
$this->assertEmpty($output, 'Dumper output should be ignored.');
}
