Lib.test.test_seq_jy.py Maven / Gradle / Ivy
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Jython is an implementation of the high-level, dynamic, object-oriented
language Python written in 100% Pure Java, and seamlessly integrated with
the Java platform. It thus allows you to run Python on any Java platform.
"""Additional seq_tests
Made for Jython.
"""
import unittest
from collections import deque
from test import test_support
class SeqTestCase(unittest.TestCase):
types2test = list, tuple, deque
def test_seq_item_equality(self):
eq_called = []
class Foo(object):
def __eq__(self, other):
eq_called.append(other)
return False
for type2test in self.types2test:
foo = Foo()
seq1 = type2test([foo])
self.assertEqual(seq1, seq1)
self.assertEqual(cmp(seq1, seq1), 0)
seq2 = type2test([foo])
self.assertEqual(seq1, seq2)
self.assertEqual(cmp(seq1, seq2), 0)
self.assertTrue(foo in seq1)
self.assertFalse(eq_called)
def test_seq_equality(self):
class Foo(object):
def __eq__(self, other):
return True
foo = [Foo()]
for type2test in self.types2test:
self.assertTrue(type2test() in foo)
def test_seq_subclass_equality(self):
# Various combinations of PyObject._eq, overriden Object.equals,
# and cmp implementations
for type2test in self.types2test:
class Foo(type2test):
def __eq__(self, other):
return False
l = type2test(['bar', 'baz'])
foo = Foo(l)
self.assertEqual(cmp(l, foo), 1)
self.assertEqual(cmp(foo, foo), 0)
seqs1 = type2test([l, foo])
seqs2 = type2test([l, foo])
self.assertEqual(seqs1, seqs1)
self.assertEqual(seqs1, seqs2)
self.assertEqual(cmp(seqs1, seqs2), 0)
self.assertTrue(foo in seqs1)
if hasattr(seqs1, 'count'):
self.assertTrue(seqs1.count(foo), 1)
if hasattr(seqs1, 'index'):
self.assertEqual(seqs1.index(foo), 1)
def test_main():
test_support.run_unittest(SeqTestCase)
if __name__ == "__main__":
test_main()