add some tests to complex

test/tests/complex.py

@@ -22,3 +22,49 @@ try:
     complex(1, 1.0).real = 1
 except TypeError, e:
     print e
+
+class C(complex):
+    pass
+
+print(1j - C(1))
+print(1j + C(1))
+print(1j * C(1))
+print(1j / C(1))
+
+class C1(complex):
+    def __complex__(self):
+        return 1j
+
+print(C1(1) + 1j)
+print(C1(1) - 1j)
+print(C1(1) * 1j)
+print(C1(1) / 1j)
+
+types = [int, float, long]
+
+for _type in types:
+    try:
+        _type(1j)
+    except TypeError as e:
+        print(e.message)
+
+data = ["-1j", "0j", "1j",
+        "5+5j", "5-5j",
+        "5", "5L",  "5.5",
+        "\"5\"", "None",
+        ]
+operations = ["__mod__", "__rmod__",
+              "__divmod__", "__rdivmod__",
+              "__truediv__", "__rtruediv__",
+              "__floordiv__", "__rfloordiv__",
+              ]
+
+for x in data:
+    for y in data:
+        for operation in operations:
+            try:
+                print(eval("complex.{op}({arg1}, {arg2})".format(op=operation,
+                                                                 arg1=x,
+                                                                 arg2=y)))
+            except Exception as e:
+                print(e.message)