cpython: 41a4c55db7f2 (original) (raw)

--- a/Lib/test/test_strftime.py +++ b/Lib/test/test_strftime.py @@ -177,5 +177,31 @@ class StrftimeTest(unittest.TestCase): print(" Expected %s, but got %s" % (e[1], result)) +class Y1900Tests(unittest.TestCase):

"""A limitation of the MS C runtime library is that it crashes if
a date before 1900 is passed with a format string containing "%y"
"""

@unittest.skipUnless(sys.platform == "win32", "Only applies to Windows")
def test_y_before_1900_win(self):

   with self.assertRaises(ValueError):[](#l1.14)

       time.strftime("%y", (1899, 1, 1, 0, 0, 0, 0, 0, 0))[](#l1.15)

@unittest.skipIf(sys.platform == "win32", "Doesn't apply on Windows")
def test_y_before_1900_nonwin(self):
```
   self.assertEquals([](#l1.19)
```

       time.strftime("%y", (1899, 1, 1, 0, 0, 0, 0, 0, 0)), "99")[](#l1.20)

def test_y_1900(self):
```
   self.assertEquals([](#l1.23)
```

       time.strftime("%y", (1900, 1, 1, 0, 0, 0, 0, 0, 0)), "00")[](#l1.24)

def test_y_after_1900(self):
```
   self.assertEquals([](#l1.27)
```

       time.strftime("%y", (2013, 1, 1, 0, 0, 0, 0, 0, 0)), "13")[](#l1.28)

+ +def test_main():

support.run_unittest(StrftimeTest, Y1900Tests)

+ if name == 'main': unittest.main()

--- a/Modules/timemodule.c +++ b/Modules/timemodule.c @@ -642,6 +642,13 @@ time_strftime(PyObject *self, PyObject * Py_DECREF(format); return NULL; }

   if ((outbuf[1] == 'y') && buf.tm_year < 0)[](#l2.7)

```
   {[](#l2.8)
```

       PyErr_SetString(PyExc_ValueError,[](#l2.9)

                   "format %y requires year >= 1900 on Windows");[](#l2.10)

```
       Py_DECREF(format);[](#l2.11)
```
```
       return NULL;[](#l2.12)
```
```
   }[](#l2.13)
```
}

#endif