tests/class_reverse_op: Test for reverse arith ops special methods.

This test should be run only if support for reverse ops is enabled, so
the corresponding feature_check is added to run-tests.

1 files changed, 18 insertions, 0 deletions

diff --git a/tests/basics/class_reverse_op.py b/tests/basics/class_reverse_op.py
new file mode 100644
index 0000000000..d41c55c9d7
--- /dev/null
+++ b/tests/basics/class_reverse_op.py
@@ -0,0 +1,18 @@
+class A:
+
+    def __init__(self, v):
+        self.v = v
+
+    def __add__(self, o):
+        if isinstance(o, A):
+            return A(self.v + o.v)
+        return A(self.v + o)
+
+    def __radd__(self, o):
+        return A(self.v + o)
+
+    def __repr__(self):
+        return "A(%s)" % self.v
+
+print(A(3) + 1)
+print(2 + A(5))