From 5d7f40a890a1a1dd6dc7dc2982308932ba86cc42 Mon Sep 17 00:00:00 2001
From: bd <bdunahu@operationnull.com>
Date: Mon, 9 Jun 2025 19:16:37 -0400
Subject: Add naive async profiling functionality and proof of concept program

---
 tests/simult-busy.py | 25 +++++++++++++++++++++++++
 tests/simult.py      | 16 +++++++++++-----
 2 files changed, 36 insertions(+), 5 deletions(-)
 create mode 100644 tests/simult-busy.py

(limited to 'tests')

diff --git a/tests/simult-busy.py b/tests/simult-busy.py
new file mode 100644
index 0000000..4cc4b2a
--- /dev/null
+++ b/tests/simult-busy.py
@@ -0,0 +1,25 @@
+import asyncio
+import time
+
+async def busy_task():
+    await asyncio.sleep(3.0)
+    return 1
+
+async def main():
+    tasks = [asyncio.create_task(busy_task()) for i in range(5)]
+
+    start_time = time.time()
+    try:
+        # this is to prevent waiting in 'select' all day,
+        # which makes the python intepreter not respond to
+        # mini-scalene / SCALENE
+        while True:
+            if time.time() - start_time > 3.5:
+                break
+            await asyncio.sleep(0)  # yield
+    except KeyboardInterrupt:
+        pass
+    finally:
+        print("Done.")
+
+asyncio.run(main())
diff --git a/tests/simult.py b/tests/simult.py
index 6228596..61a3792 100644
--- a/tests/simult.py
+++ b/tests/simult.py
@@ -1,14 +1,20 @@
 import asyncio
+import time
 
 
-async def count():
-    print("before")
-    await asyncio.sleep(1)
-    print("after")
+async def count(x):
+    i = 0
+    await asyncio.sleep(2)
+    while i < 100000:
+        z = x * x
+        z = z * z
+        z = z * z
+        i += 1
+    return z
 
 
 async def main():
-    await asyncio.gather(count(), count(), count())
+    await asyncio.gather(count(1), count(2), count(3))
     print("done")
 
 asyncio.run(main())
-- 
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