public function testReadBuffering()
{
$str_len_8 = 'abcdefgh';
$str_len_4 = 'abcd';
// This is a write/read with no read buffer.
$future = new ExecFuture('cat');
$future->write($str_len_8);
do {
$future->isReady();
list($read) = $future->read();
if (strlen($read)) {
break;
}
} while (true);
// We expect to get the entire string back in the read.
$this->assertEqual($str_len_8, $read);
$future->resolve();
// This is a write/read with a read buffer.
$future = new ExecFuture('cat');
$future->write($str_len_8);
// Set the read buffer size.
$future->setReadBufferSize(4);
do {
$future->isReady();
list($read) = $future->read();
if (strlen($read)) {
break;
}
} while (true);
// We expect to get the entire string back in the read.
$this->assertEqual($str_len_4, $read);
$future->resolve();
}
