import os import net.unix const test_port = os.join_path(os.temp_dir(), 'unix_domain_socket') fn testsuite_begin() { os.rm(test_port) or { } } fn testsuite_end() { os.rm(test_port) or { } } fn handle_conn(mut c unix.StreamConn) { for { mut buf := []byte{len: 100, init: 0} read := c.read(mut buf) or { println('Server: connection dropped') return } c.write(buf[..read]) or { println('Server: connection dropped') return } } } fn echo_server(mut l unix.StreamListener) ? { for { mut new_conn := l.accept() or { continue } go handle_conn(mut new_conn) } return none } fn echo() ? { mut c := unix.connect_stream(test_port) ? defer { c.close() or { } } data := 'Hello from vlib/net!' c.write_string(data) ? mut buf := []byte{len: 4096} read := c.read(mut buf) ? assert read == data.len for i := 0; i < read; i++ { assert buf[i] == data[i] } println('Got "$buf.bytestr()"') return none } fn test_tcp() { mut l := unix.listen_stream(test_port) or { panic(err) } go echo_server(mut l) echo() or { panic(err) } l.close() or { } }