Fix tests

Author: coolreader18

tests/snippets/async_stuff.py

@@ -30,9 +30,12 @@ async def a(s, m):
 
 loop = asyncio.get_event_loop()
 loop.run_until_complete(
-    asyncio.wait([a(0, "hello1"), a(0.5, "hello2"), a(1, "hello3"), a(1.5, "hello4")])
+    asyncio.wait(
+        [a(0, "hello1"), a(0.75, "hello2"), a(1.5, "hello3"), a(2.25, "hello4")]
+    )
 )
 
+
 assert ls == [
     1,
     3,
@@ -46,8 +49,8 @@ async def a(s, m):
     "hello2",
     "hello1",
     "hello3",
-    "hello4",
     "hello2",
+    "hello4",
     "hello3",
     "hello4",
 ]

vm/src/frame.rs

@@ -239,8 +239,8 @@ impl Frame {
                 self.lasti.set(self.lasti.get() + 1);
                 let val = objiter::stop_iter_value(vm, &err)?;
                 self._send(coro, val, vm)
-            })?;
-            Ok(ExecutionResult::Return(vm.get_none()))
+            })
+            .map(ExecutionResult::Yield)
         } else {
             let exception = vm.new_exception_obj(exc_type, vec![exc_val])?;
             match self.unwind_blocks(vm, UnwindReason::Raising { exception }) {