micropython: add micropython component

components/language/micropython/tests/extmod/uasyncio_exception.py

@@ -0,0 +1,60 @@
+# Test general exception handling
+
+try:
+    import uasyncio as asyncio
+except ImportError:
+    try:
+        import asyncio
+    except ImportError:
+        print("SKIP")
+        raise SystemExit
+
+# main task raising an exception
+async def main():
+    print("main start")
+    raise ValueError(1)
+    print("main done")
+
+
+try:
+    asyncio.run(main())
+except ValueError as er:
+    print("ValueError", er.args[0])
+
+# sub-task raising an exception
+async def task():
+    print("task start")
+    raise ValueError(2)
+    print("task done")
+
+
+async def main():
+    print("main start")
+    t = asyncio.create_task(task())
+    await t
+    print("main done")
+
+
+try:
+    asyncio.run(main())
+except ValueError as er:
+    print("ValueError", er.args[0])
+
+# main task raising an exception with sub-task not yet scheduled
+# TODO not currently working, task is never scheduled
+async def task():
+    # print('task run') uncomment this line when it works
+    pass
+
+
+async def main():
+    print("main start")
+    asyncio.create_task(task())
+    raise ValueError(3)
+    print("main done")
+
+
+try:
+    asyncio.run(main())
+except ValueError as er:
+    print("ValueError", er.args[0])