add hg and python

sys/lib/python/test/test_class.py

@@ -0,0 +1,412 @@
+"Test the functionality of Python classes implementing operators."
+
+from test.test_support import TestFailed
+
+testmeths = [
+
+# Binary operations
+    "add",
+    "radd",
+    "sub",
+    "rsub",
+    "mul",
+    "rmul",
+    "div",
+    "rdiv",
+    "mod",
+    "rmod",
+    "divmod",
+    "rdivmod",
+    "pow",
+    "rpow",
+    "rshift",
+    "rrshift",
+    "lshift",
+    "rlshift",
+    "and",
+    "rand",
+    "or",
+    "ror",
+    "xor",
+    "rxor",
+
+# List/dict operations
+    "contains",
+    "getitem",
+    "getslice",
+    "setitem",
+    "setslice",
+    "delitem",
+    "delslice",
+
+# Unary operations
+    "neg",
+    "pos",
+    "abs",
+
+# generic operations
+    "init",
+    ]
+
+# These need to return something other than None
+#    "coerce",
+#    "hash",
+#    "str",
+#    "repr",
+#    "int",
+#    "long",
+#    "float",
+#    "oct",
+#    "hex",
+
+# These are separate because they can influence the test of other methods.
+#    "getattr",
+#    "setattr",
+#    "delattr",
+
+class AllTests:
+    def __coerce__(self, *args):
+        print "__coerce__:", args
+        return (self,) + args
+
+    def __hash__(self, *args):
+        print "__hash__:", args
+        return hash(id(self))
+
+    def __str__(self, *args):
+        print "__str__:", args
+        return "AllTests"
+
+    def __repr__(self, *args):
+        print "__repr__:", args
+        return "AllTests"
+
+    def __int__(self, *args):
+        print "__int__:", args
+        return 1
+
+    def __float__(self, *args):
+        print "__float__:", args
+        return 1.0
+
+    def __long__(self, *args):
+        print "__long__:", args
+        return 1L
+
+    def __oct__(self, *args):
+        print "__oct__:", args
+        return '01'
+
+    def __hex__(self, *args):
+        print "__hex__:", args
+        return '0x1'
+
+    def __cmp__(self, *args):
+        print "__cmp__:", args
+        return 0
+
+    def __del__(self, *args):
+        print "__del__:", args
+
+# Synthesize AllTests methods from the names in testmeths.
+
+method_template = """\
+def __%(method)s__(self, *args):
+    print "__%(method)s__:", args
+"""
+
+for method in testmeths:
+    exec method_template % locals() in AllTests.__dict__
+
+del method, method_template
+
+# this also tests __init__ of course.
+testme = AllTests()
+
+# Binary operations
+
+testme + 1
+1 + testme
+
+testme - 1
+1 - testme
+
+testme * 1
+1 * testme
+
+if 1/2 == 0:
+    testme / 1
+    1 / testme
+else:
+    # True division is in effect, so "/" doesn't map to __div__ etc; but
+    # the canned expected-output file requires that __div__ etc get called.
+    testme.__coerce__(1)
+    testme.__div__(1)
+    testme.__coerce__(1)
+    testme.__rdiv__(1)
+
+testme % 1
+1 % testme
+
+divmod(testme,1)
+divmod(1, testme)
+
+testme ** 1
+1 ** testme
+
+testme >> 1
+1 >> testme
+
+testme << 1
+1 << testme
+
+testme & 1
+1 & testme
+
+testme | 1
+1 | testme
+
+testme ^ 1
+1 ^ testme
+
+
+# List/dict operations
+
+class Empty: pass
+
+try:
+    1 in Empty()
+    print 'failed, should have raised TypeError'
+except TypeError:
+    pass
+
+1 in testme
+
+testme[1]
+testme[1] = 1
+del testme[1]
+
+testme[:42]
+testme[:42] = "The Answer"
+del testme[:42]
+
+testme[2:1024:10]
+testme[2:1024:10] = "A lot"
+del testme[2:1024:10]
+
+testme[:42, ..., :24:, 24, 100]
+testme[:42, ..., :24:, 24, 100] = "Strange"
+del testme[:42, ..., :24:, 24, 100]
+
+
+# Now remove the slice hooks to see if converting normal slices to slice
+# object works.
+
+del AllTests.__getslice__
+del AllTests.__setslice__
+del AllTests.__delslice__
+
+import sys
+if sys.platform[:4] != 'java':
+    testme[:42]
+    testme[:42] = "The Answer"
+    del testme[:42]
+else:
+    # This works under Jython, but the actual slice values are
+    # different.
+    print "__getitem__: (slice(0, 42, None),)"
+    print "__setitem__: (slice(0, 42, None), 'The Answer')"
+    print "__delitem__: (slice(0, 42, None),)"
+
+# Unary operations
+
+-testme
++testme
+abs(testme)
+int(testme)
+long(testme)
+float(testme)
+oct(testme)
+hex(testme)
+
+# And the rest...
+
+hash(testme)
+repr(testme)
+str(testme)
+
+testme == 1
+testme < 1
+testme > 1
+testme <> 1
+testme != 1
+1 == testme
+1 < testme
+1 > testme
+1 <> testme
+1 != testme
+
+# This test has to be last (duh.)
+
+del testme
+if sys.platform[:4] == 'java':
+    import java
+    java.lang.System.gc()
+
+# Interfering tests
+
+class ExtraTests:
+    def __getattr__(self, *args):
+        print "__getattr__:", args
+        return "SomeVal"
+
+    def __setattr__(self, *args):
+        print "__setattr__:", args
+
+    def __delattr__(self, *args):
+        print "__delattr__:", args
+
+testme = ExtraTests()
+testme.spam
+testme.eggs = "spam, spam, spam and ham"
+del testme.cardinal
+
+
+# return values of some method are type-checked
+class BadTypeClass:
+    def __int__(self):
+        return None
+    __float__ = __int__
+    __long__ = __int__
+    __str__ = __int__
+    __repr__ = __int__
+    __oct__ = __int__
+    __hex__ = __int__
+
+def check_exc(stmt, exception):
+    """Raise TestFailed if executing 'stmt' does not raise 'exception'
+    """
+    try:
+        exec stmt
+    except exception:
+        pass
+    else:
+        raise TestFailed, "%s should raise %s" % (stmt, exception)
+
+check_exc("int(BadTypeClass())", TypeError)
+check_exc("float(BadTypeClass())", TypeError)
+check_exc("long(BadTypeClass())", TypeError)
+check_exc("str(BadTypeClass())", TypeError)
+check_exc("repr(BadTypeClass())", TypeError)
+check_exc("oct(BadTypeClass())", TypeError)
+check_exc("hex(BadTypeClass())", TypeError)
+
+# mixing up ints and longs is okay
+class IntLongMixClass:
+    def __int__(self):
+        return 0L
+
+    def __long__(self):
+        return 0
+
+try:
+    int(IntLongMixClass())
+except TypeError:
+    raise TestFailed, "TypeError should not be raised"
+
+try:
+    long(IntLongMixClass())
+except TypeError:
+    raise TestFailed, "TypeError should not be raised"
+
+
+# Test correct errors from hash() on objects with comparisons but no __hash__
+
+class C0:
+    pass
+
+hash(C0()) # This should work; the next two should raise TypeError
+
+class C1:
+    def __cmp__(self, other): return 0
+
+check_exc("hash(C1())", TypeError)
+
+class C2:
+    def __eq__(self, other): return 1
+
+check_exc("hash(C2())", TypeError)
+
+# Test for SF bug 532646
+
+class A:
+    pass
+A.__call__ = A()
+a = A()
+try:
+    a() # This should not segfault
+except RuntimeError:
+    pass
+else:
+    raise TestFailed, "how could this not have overflowed the stack?"
+
+
+# Tests for exceptions raised in instance_getattr2().
+
+def booh(self):
+    raise AttributeError, "booh"
+
+class A:
+    a = property(booh)
+try:
+    A().a # Raised AttributeError: A instance has no attribute 'a'
+except AttributeError, x:
+    if str(x) != "booh":
+        print "attribute error for A().a got masked:", str(x)
+
+class E:
+    __eq__ = property(booh)
+E() == E() # In debug mode, caused a C-level assert() to fail
+
+class I:
+    __init__ = property(booh)
+try:
+    I() # In debug mode, printed XXX undetected error and raises AttributeError
+except AttributeError, x:
+    pass
+else:
+    print "attribute error for I.__init__ got masked"
+
+
+# Test comparison and hash of methods
+class A:
+    def __init__(self, x):
+        self.x = x
+    def f(self):
+        pass
+    def g(self):
+        pass
+    def __eq__(self, other):
+        return self.x == other.x
+    def __hash__(self):
+        return self.x
+class B(A):
+    pass
+
+a1 = A(1)
+a2 = A(2)
+assert a1.f == a1.f
+assert a1.f != a2.f
+assert a1.f != a1.g
+assert a1.f == A(1).f
+assert hash(a1.f) == hash(a1.f)
+assert hash(a1.f) == hash(A(1).f)
+
+assert A.f != a1.f
+assert A.f != A.g
+assert B.f == A.f
+assert hash(B.f) == hash(A.f)
+
+# the following triggers a SystemError in 2.4
+a = A(hash(A.f.im_func)^(-1))
+hash(a.f)