public function testWrite()
{
$testData = array('a' => 'b');
$encodedData = json_encode($testData);
$dataLength = strlen($encodedData);
$this->encoder->expects($this->once())->method('toCompressedFrame')->with($this->equalTo($testData), $this->equalTo(1))->willReturn($encodedData);
$this->socket->expects($this->once())->method('write')->with($this->equalTo($encodedData))->willReturn($dataLength);
$actual = $this->instance->write($testData);
$this->assertEquals($dataLength, $actual);
}
