From 85858e72dfdc3e941c2e620e94de05ad663138b1 Mon Sep 17 00:00:00 2001
From: Jim Mussared
Date: Wed, 29 Jan 2020 14:27:33 +1100
Subject: py/objexcept: Allow compression of exception message text.

The decompression of error-strings is only done if the string is accessed
via printing or via er.args.  Tests are added for this feature to ensure
the decompression works.
---
 .../heapalloc_exc_compressed_emg_exc.py            | 41 ++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 tests/micropython/heapalloc_exc_compressed_emg_exc.py

(limited to 'tests/micropython/heapalloc_exc_compressed_emg_exc.py')

diff --git a/tests/micropython/heapalloc_exc_compressed_emg_exc.py b/tests/micropython/heapalloc_exc_compressed_emg_exc.py
new file mode 100644
index 000000000..86ade0786
--- /dev/null
+++ b/tests/micropython/heapalloc_exc_compressed_emg_exc.py
@@ -0,0 +1,41 @@
+import micropython
+
+# Does the full test from heapalloc_exc_compressed.py but while the heap is
+# locked (this can only work when the emergency exception buf is enabled).
+
+# Some ports need to allocate heap for the emgergency exception buffer.
+try:
+    micropython.alloc_emergency_exception_buf(256)
+except AttributeError:
+    pass
+
+a = set()
+
+
+def test():
+    micropython.heap_lock()
+
+    try:
+        name()
+    except NameError as e:
+        print(type(e).__name__, e)
+
+    try:
+        a.pop()
+    except KeyError as e:
+        print(type(e).__name__, e)
+
+    try:
+        name()
+    except NameError as e:
+        print(e.args[0])
+
+    try:
+        a.pop()
+    except KeyError as e:
+        print(e.args[0])
+
+    micropython.heap_unlock()
+
+
+test()
-- 
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