mirror of https://github.com/swig/swig
159 lines
5.0 KiB
Python
159 lines
5.0 KiB
Python
import python_richcompare
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import sys
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def check_unorderable_types(exception):
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# if str(exception).find("unorderable types") == -1:
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# raise RuntimeError("A TypeError 'unorderable types' exception was expected"), None, sys.exc_info()[2]
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pass # Exception message seems to vary from one version of Python to another
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base1 = python_richcompare.BaseClass(1)
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base2 = python_richcompare.BaseClass(2)
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base3 = python_richcompare.BaseClass(3)
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a1 = python_richcompare.SubClassA(1)
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a2 = python_richcompare.SubClassA(2)
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a3 = python_richcompare.SubClassA(3)
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b1 = python_richcompare.SubClassB(1)
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b2 = python_richcompare.SubClassB(2)
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b3 = python_richcompare.SubClassB(3)
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# Check == and != within a single type
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#-------------------------------------------------------------------------
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if not (base1 == base1):
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raise RuntimeError("Object not == to itself")
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if not (base1 == python_richcompare.BaseClass(1)):
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raise RuntimeError("Object not == to an equivalent object")
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if (base1 == base2):
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raise RuntimeError(
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"Comparing non-equivalent objects of the same type, == returned True")
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if (base1 != base1):
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raise RuntimeError("Object is != itself")
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if (base1 != python_richcompare.BaseClass(1)):
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raise RuntimeError("Object is != an equivalent object")
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if not (base1 != base2):
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raise RuntimeError(
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"Comparing non-equivalent objects of the same type, != returned False")
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# Check redefined operator== in SubClassA
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#-------------------------------------------------------------------------
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if (a2 == base2):
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raise RuntimeError("Redefined operator== in SubClassA failed")
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if (a2 == b2):
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raise RuntimeError("Redefined operator== in SubClassA failed")
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if not (a1 == a2):
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raise RuntimeError("Redefined operator== in SubClassA failed")
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# Check up-casting of subclasses
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#-------------------------------------------------------------------------
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if (base2 != a2):
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raise RuntimeError(
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"Comparing equivalent base and subclass instances, != returned True")
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if (a2 == base2):
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raise RuntimeError(
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"Comparing non-equivalent base and subclass instances, == returned True")
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if (a1 == b1):
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raise RuntimeError(
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"Comparing equivalent instances of different subclasses, == returned True")
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if (b1 == a1):
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raise RuntimeError(
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"Comparing equivalent instances of different subclasses, == returned True")
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# Check comparison to other objects
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#-------------------------------------------------------------------------------
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if (base1 == 42) :
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raise RuntimeError("Comparing class to incompatible type, == returned True")
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if not (base1 != 42) :
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raise RuntimeError("Comparing class to incompatible type, != returned False")
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if (a1 == 42) :
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raise RuntimeError("Comparing class (with overloaded operator ==) to incompatible type, == returned True")
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if not (a1 != 42) :
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raise RuntimeError("Comparing class (with overloaded operator ==) to incompatible type, != returned False")
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# Check inequalities
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#-------------------------------------------------------------------------
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if (a2 > b2):
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raise RuntimeError("operator> failed")
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if (a2 < b2):
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raise RuntimeError("operator< failed")
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if not (a2 >= b2):
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raise RuntimeError("operator>= failed")
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if not (a2 <= b2):
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raise RuntimeError("operator<= failed")
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# Check inequalities to other objects
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#-------------------------------------------------------------------------------
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if sys.version_info[0:2] < (3, 0):
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if (base1 < 42):
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raise RuntimeError("Comparing class to incompatible type, < returned True")
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if (base1 <= 42):
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raise RuntimeError("Comparing class to incompatible type, <= returned True")
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if not (base1 > 42):
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raise RuntimeError("Comparing class to incompatible type, > returned False")
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if not (base1 >= 42):
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raise RuntimeError("Comparing class to incompatible type, >= returned False")
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else:
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# Python 3 throws: TypeError: unorderable types
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try:
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res = base1 < 42
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raise RuntimeError("Failed to throw")
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except TypeError,e:
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check_unorderable_types(e)
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try:
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res = base1 <= 42
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raise RuntimeError("Failed to throw")
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except TypeError,e:
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check_unorderable_types(e)
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try:
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res = base1 > 42
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raise RuntimeError("Failed to throw")
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except TypeError,e:
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check_unorderable_types(e)
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try:
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res = base1 >= 42
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raise RuntimeError("Failed to throw")
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except TypeError,e:
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check_unorderable_types(e)
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# Check inequalities used for ordering
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#-------------------------------------------------------------------------
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x = sorted([a2, a3, a1])
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if not (x[0] is a1):
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raise RuntimeError("Ordering failed")
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if not (x[1] is a2):
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raise RuntimeError("Ordering failed")
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if not (x[2] is a3):
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raise RuntimeError("Ordering failed")
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x = sorted([base2, a3, b1])
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if not (x[0] is b1):
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raise RuntimeError("Ordering failed")
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if not (x[1] is base2):
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raise RuntimeError("Ordering failed")
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if not (x[2] is a3):
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raise RuntimeError("Ordering failed")
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