• Benjamin Peterson's avatar
    Merged revisions 69811,69947 via svnmerge from · efb06b0d
    Benjamin Peterson yazdı
    svn+ssh://pythondev@svn.python.org/python/trunk
    
    ........
      r69811 | collin.winter | 2009-02-20 13:30:41 -0600 (Fri, 20 Feb 2009) | 2 lines
    
      Issue 5176: special-case string formatting in BINARY_MODULO implementation. This shows a modest (1-3%) speed-up in templating systems, for example.
    ........
      r69947 | jeffrey.yasskin | 2009-02-24 16:48:34 -0600 (Tue, 24 Feb 2009) | 3 lines
    
      Tools/scripts/analyze_dxp.py, a module with some helper functions to
      analyze the output of sys.getdxp().
    ........
    efb06b0d
test_opcodes.py 2.62 KB
# Python test set -- part 2, opcodes

from test.support import run_unittest
import unittest

class OpcodeTest(unittest.TestCase):

    def test_try_inside_for_loop(self):
        n = 0
        for i in range(10):
            n = n+i
            try: 1/0
            except NameError: pass
            except ZeroDivisionError: pass
            except TypeError: pass
            try: pass
            except: pass
            try: pass
            finally: pass
            n = n+i
        if n != 90:
            self.fail('try inside for')

    def test_raise_class_exceptions(self):

        class AClass(Exception): pass
        class BClass(AClass): pass
        class CClass(Exception): pass
        class DClass(AClass):
            def __init__(self, ignore):
                pass

        try: raise AClass()
        except: pass

        try: raise AClass()
        except AClass: pass

        try: raise BClass()
        except AClass: pass

        try: raise BClass()
        except CClass: self.fail()
        except: pass

        a = AClass()
        b = BClass()

        try:
            raise b
        except AClass as v:
            self.assertEqual(v, b)
        else:
            self.fail("no exception")

        # not enough arguments
        ##try:  raise BClass, a
        ##except TypeError: pass
        ##else: self.fail("no exception")

        try:  raise DClass(a)
        except DClass as v:
            self.assert_(isinstance(v, DClass))
        else:
            self.fail("no exception")

    def test_compare_function_objects(self):

        f = eval('lambda: None')
        g = eval('lambda: None')
        self.assertNotEquals(f, g)

        f = eval('lambda a: a')
        g = eval('lambda a: a')
        self.assertNotEquals(f, g)

        f = eval('lambda a=1: a')
        g = eval('lambda a=1: a')
        self.assertNotEquals(f, g)

        f = eval('lambda: 0')
        g = eval('lambda: 1')
        self.assertNotEquals(f, g)

        f = eval('lambda: None')
        g = eval('lambda a: None')
        self.assertNotEquals(f, g)

        f = eval('lambda a: None')
        g = eval('lambda b: None')
        self.assertNotEquals(f, g)

        f = eval('lambda a: None')
        g = eval('lambda a=None: None')
        self.assertNotEquals(f, g)

        f = eval('lambda a=0: None')
        g = eval('lambda a=1: None')
        self.assertNotEquals(f, g)

    def test_modulo_of_string_subclasses(self):
        class MyString(str):
            def __mod__(self, value):
                return 42
        self.assertEqual(MyString() % 3, 42)


def test_main():
    run_unittest(OpcodeTest)

if __name__ == '__main__':
    test_main()