public function testReadReadCharPeekAndPeekChar()
{
$stream = new ReadStream('ABC');
$this->assertEquals($stream->read(), 65);
$this->assertEquals($stream->readChar(), 'B');
$this->assertEquals($stream->peek(), 67);
$this->assertEquals($stream->peekChar(), 'C');
$this->assertEquals($stream->readChar(), 'C');
$this->assertEquals($stream->read(), -1);
}
