SF Patch #497487 add test to compare conjugate of a complex number

Lib/test/test_complex.py

-from test_support import TestFailed
+from test_support import TestFailed, vereq
 from random import random
 
 # These tests ensure that complex math does the right thing; tests of
@@ -63,6 +63,9 @@ for i in range(100):
 if complex(0.0, 0.0):
     raise TestFailed("complex(0.0, 0.0) should be false")
 
+if vereq(complex(5.3, 9.8).conjugate(), 5.3-9.8j):
+    raise TestFailed("complex.conjugate() didn't work")
+
 try:
     print int(5+3j)
 except TypeError: