diff --git a/tests/testsync.nim b/tests/testsync.nim
index 56e2dca6..85dd19a6 100644
--- a/tests/testsync.nim
+++ b/tests/testsync.nim
@@ -366,6 +366,44 @@ suite "Asynchronous sync primitives test suite":
       (waitFor q.peekFirst()) == 1
       (waitFor q.peekLast()) == 2
 
+  test "AsyncQueue() peek before pop test":
+    let q = newAsyncQueue[int]()
+    q.putNoWait(1)
+
+    let
+      a = q.peekFirst()
+      b = q.popFirst()
+
+    check:
+      a.completed() == true
+      b.completed() == true
+      a.read() == 1
+      b.read() == 1
+      q.len() == 0
+
+  test "AsyncQueue() peek after pop test":
+    let q = newAsyncQueue[int]()
+    q.putNoWait(1)
+
+    let
+      a = q.popFirst()
+      b = q.peekFirst()
+
+    check:
+      a.completed() == true
+      b.completed() == false
+      a.read() == 1
+      q.len() == 0
+
+    q.putNoWait(2)
+    poll()
+
+    check:
+      a.completed() == true
+      b.completed() == true
+      b.read() == 2
+      q.len() == 1
+
   test "AsyncEventQueue() behavior test":
     let eventQueue = newAsyncEventQueue[int]()
     let key = eventQueue.register()