From f5c4671bfbad96bf346bd7e9a21fc4317b4959df Mon Sep 17 00:00:00 2001
From: Indrajith K L
Date: Sat, 3 Dec 2022 17:00:20 +0530
Subject: Adds most of the tools

---
 v_windows/v/vlib/sync/channel_opt_propagate_test.v | 39 ++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 v_windows/v/vlib/sync/channel_opt_propagate_test.v

(limited to 'v_windows/v/vlib/sync/channel_opt_propagate_test.v')

diff --git a/v_windows/v/vlib/sync/channel_opt_propagate_test.v b/v_windows/v/vlib/sync/channel_opt_propagate_test.v
new file mode 100644
index 0000000..a7e26fe
--- /dev/null
+++ b/v_windows/v/vlib/sync/channel_opt_propagate_test.v
@@ -0,0 +1,39 @@
+import sync
+
+const (
+	num_iterations = 10000
+)
+
+fn get_val_from_chan(ch chan i64) ?i64 {
+	r := <-ch ?
+	return r
+}
+
+// this function gets an array of channels for `i64`
+fn do_rec_calc_send(chs []chan i64, mut sem sync.Semaphore) {
+	mut msg := ''
+	for {
+		mut s := get_val_from_chan(chs[0]) or {
+			msg = err.msg
+			break
+		}
+		s++
+		chs[1] <- s
+	}
+	assert msg == 'channel closed'
+	sem.post()
+}
+
+fn test_channel_array_mut() {
+	mut chs := [chan i64{}, chan i64{cap: 10}]
+	mut sem := sync.new_semaphore()
+	go do_rec_calc_send(chs, mut sem)
+	mut t := i64(100)
+	for _ in 0 .. num_iterations {
+		chs[0] <- t
+		t = <-chs[1]
+	}
+	chs[0].close()
+	sem.wait()
+	assert t == 100 + num_iterations
+}
-- 
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