tests/micropython: Add tests for heap_lock, and emergency exceptions.

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/micropython/emg_exc.py b/tests/micropython/emg_exc.py
new file mode 100644
index 000000000..d228e6faa
--- /dev/null
+++ b/tests/micropython/emg_exc.py
@@ -0,0 +1,20 @@
+# test that emergency exceptions work
+
+import micropython
+import sys
+
+# some ports need to allocate heap for the emg exc
+try:
+    micropython.alloc_emergency_exception_buf(256)
+except AttributeError:
+    pass
+
+def f():
+    micropython.heap_lock()
+    try:
+        raise ValueError(1)
+    except ValueError as er:
+        sys.print_exception(er)
+    micropython.heap_unlock()
+
+f()