public function testRenderingExceptions()
{
$shell = new Shell($this->getConfig());
$output = $this->getOutput();
$stream = $output->getStream();
$e = new ParseErrorException('message', 13);
$shell->addCode('code');
$this->assertTrue($shell->hasCode());
$this->assertNotEmpty($shell->getCodeBuffer());
$shell->renderException($e, $output);
$this->assertSame($e, $shell->getScopeVariable('_e'));
$this->assertFalse($shell->hasCode());
$this->assertEmpty($shell->getCodeBuffer());
rewind($stream);
$streamContents = stream_get_contents($stream);
$this->assertContains('PHP Parse error', $streamContents);
$this->assertContains('message', $streamContents);
$this->assertContains('line 13', $streamContents);
}