public function it_stores_metrics(Stream $stream, FormatterInterface $formatter, SourceInterface $source, Metric $metric1, Metric $metric2)
{
$source->getMetrics()->willReturn([$metric1, $metric2])->shouldBeCalled();
$formatter->format($metric1)->willReturn('metric_1_formatted')->shouldBeCalled();
$formatter->format($metric2)->willReturn('metric_2_formatted')->shouldBeCalled();
$stream->write('metric_1_formatted')->shouldBeCalled();
$stream->write('metric_2_formatted')->shouldBeCalled();
$this->store($source);
}
/**
* Read the content of this stream and write it to another stream, by chunks of $bufferSize
*
* @param Stream $stream The destination stream to write to
*
* @return int Number of piped bytes
*/
public function pipe(Stream $stream)
{
return stream_copy_to_stream($this->getResource(), $stream->getResource());
}
/**
* @param SourceInterface $source
*/
public function store(SourceInterface $source)
{
foreach ($source->getMetrics() as $metric) {
$this->stream->write($this->formatter->format($metric));
}
}
/**
* @expectedException Streamer\Exception\LogicException
*/
public function testCloseThrowsExceptionOnClosedStreams()
{
$stream = new Stream(fopen('php://temp', 'r+'));
$stream->close();
$stream->close();
}