package ownwire_sdk_test

import "context"

// sdk_test_inmem_conn is a test-only in-memory Conn implementation.
// It lets tests drive protocol logic deterministically without a real websocket
// or a server.
type sdk_test_inmem_conn struct {
	write_ch chan string
	read_ch  chan string
}

func sdk_test_new_inmem_conn() *sdk_test_inmem_conn {
	return &sdk_test_inmem_conn{
		write_ch: make(chan string, 16),
		read_ch:  make(chan string, 16),
	}
}

func (c *sdk_test_inmem_conn) WriteText(ctx context.Context, s string) error {
	select {
	case c.write_ch <- s:
		return nil
	case <-ctx.Done():
		return ctx.Err()
	}
}

func (c *sdk_test_inmem_conn) ReadText(ctx context.Context) (string, error) {
	select {
	case s := <-c.read_ch:
		return s, nil
	case <-ctx.Done():
		return "", ctx.Err()
	}
}