Mercurial > cpython-lru_cache-weakref
diff Lib/test/test_StringIO.py @ 20096:19abc339d3fc legacy-trunk
test_iterator(): Don't do a type comparison to see if it's an
iterator, just test to make sure it has the two required iterator
protocol methods __iter__() and next() -- actually just test
hasattr-ness.
| author | Barry Warsaw <barry@python.org> |
|---|---|
| date | Tue, 25 Sep 2001 21:40:04 +0000 |
| parents | ccec02bfe9a0 |
| children | 60df2bf854ac |
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--- a/Lib/test/test_StringIO.py Tue Sep 25 21:16:33 2001 +0000 +++ b/Lib/test/test_StringIO.py Tue Sep 25 21:40:04 2001 +0000 @@ -57,8 +57,11 @@ def test_iterator(self): eq = self.assertEqual + unless = self.failUnless it = iter(self._fp) - self.failUnless(isinstance(it, types.FunctionIterType)) + # Does this object support the iteration protocol? + unless(hasattr(it, '__iter__')) + unless(hasattr(it, 'next')) i = 0 for line in self._fp: eq(line, self._line + '\n')