1 files changed, 25 insertions, 0 deletions
diff --git a/v_windows/v/old/vlib/sync/channel_push_or_2_test.v b/v_windows/v/old/vlib/sync/channel_push_or_2_test.v
new file mode 100644
index 0000000..8f95395
--- /dev/null
+++ b/v_windows/v/old/vlib/sync/channel_push_or_2_test.v
@@ -0,0 +1,25 @@
+const n = 1000
+
+fn f(ch chan f64) {
+	mut s := 0.
+	for _ in 0 .. n {
+		s += <-ch
+	}
+	assert s == f64(n * (n + 1) / 2)
+	ch.close()
+}
+
+fn do_send(ch chan f64, val f64) ?f64 {
+	ch <- val ?
+	return val + 1.0
+}
+
+fn test_push_propargate() {
+	ch := chan f64{}
+	go f(ch)
+	mut s := 1.0
+	for {
+		s = do_send(ch, s) or { break }
+	}
+	assert s == f64(n + 1)
+}