tests/basics: Add a test file for overriding special methods.

tests/basics/special_methods.py

@@ -0,0 +1,153 @@
+class Cud():
+
+    def __init__(self):
+        print("__init__ called")
+
+    def __repr__(self):
+        print("__repr__ called")
+        return ""
+
+    def __lt__(self, other):
+        print("__lt__ called")
+
+    def __le__(self, other):
+        print("__le__ called")
+
+    def __eq__(self, other):
+        print("__eq__ called")
+
+    def __ne__(self, other):
+        print("__ne__ called")
+
+    def __ge__(self, other):
+        print("__ge__ called")
+
+    def __gt__(self, other):
+        print("__gt__ called")
+
+    def __abs__(self):
+        print("__abs__ called")
+
+    def __add__(self, other):
+        print("__add__ called")
+
+    def __and__(self, other):
+        print("__and__ called")
+
+    def __floordiv__(self, other):
+        print("__floordiv__ called")
+
+    def __index__(self, other):
+        print("__index__ called")
+
+    def __inv__(self):
+        print("__inv__ called")
+
+    def __invert__(self):
+        print("__invert__ called")
+
+    def __lshift__(self, val):
+        print("__lshift__ called")
+
+    def __mod__(self, val):
+        print("__mod__ called")
+
+    def __mul__(self, other):
+        print("__mul__ called")
+
+    def __matmul__(self, other):
+        print("__matmul__ called")
+
+    def __neg__(self):
+        print("__neg__ called")
+
+    def __or__(self, other):
+        print("__or__ called")
+
+    def __pos__(self):
+        print("__pos__ called")
+
+    def __pow__(self, val):
+        print("__pow__ called")
+
+    def __rshift__(self, val):
+        print("__rshift__ called")
+
+    def __sub__(self, other):
+        print("__sub__ called")
+
+    def __truediv__(self, other):
+        print("__truediv__ called")
+
+    def __div__(self, other):
+        print("__div__ called")
+
+    def __xor__(self, other):
+        print("__xor__ called")
+
+cud1 = Cud()
+cud2 = Cud()
+str(cud1)
+cud1 < cud2
+cud1 <= cud2
+cud1 == cud2
+cud1 >= cud2
+cud1 > cud2
+cud1 + cud2
+
+# TODO: the following operations are not supported on every ports
+#
+# ne is not supported, !(eq) is called instead
+#cud1 != cud2
+#
+# binary and is not supported
+# cud1 & cud2
+#
+# floor div is not supported on the qemu arm port 
+# cud2 // cud1
+#
+# inv is not supported on the qemu arm port
+# ~cud1
+#
+# binary lshift is not supported
+# cud1<<1
+#
+# modulus is not supported
+# cud1 % 2
+#
+# mult is not supported on the qemu arm port
+# cud1 * cud2
+#
+# mult is not supported on the qemu arm port
+# cud1 * 2
+#
+# inv is not supported on the qemu arm port
+# -cud1
+#
+# binary or is not supported
+# cud1 | cud2
+#
+# pos is not supported on the qemu arm port
+# +cud1
+#
+# pow is not supported
+# cud1**2
+#
+# rshift is not suported
+# cud1>>1
+#
+# sub is not supported on the qemu arm port
+# cud1 - cud2
+#
+# div is not supported on the qemu arm port
+# cud1 / cud2
+#
+# div is not supported on the qemu arm port
+# cud1 / 2
+#
+# xor is not supported
+# cud1^cud2
+#
+# in the followin test, cpython still calls __eq__
+# cud3=cud1
+# cud3==cud1