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authorcinap_lenrek <cinap_lenrek@localhost>2011-05-04 05:41:33 +0000
committercinap_lenrek <cinap_lenrek@localhost>2011-05-04 05:41:33 +0000
commitb8436b026a90291ba26afa4f7a2700720b03339f (patch)
tree3098aede87640c80567ecb31022e0404a8b5ec75 /sys/lib/python/test/test_enumerate.py
parent6c1b42188259a6f1636cd15a9570b18af03e2dbb (diff)
remove python test cases
Diffstat (limited to 'sys/lib/python/test/test_enumerate.py')
-rw-r--r--sys/lib/python/test/test_enumerate.py214
1 files changed, 0 insertions, 214 deletions
diff --git a/sys/lib/python/test/test_enumerate.py b/sys/lib/python/test/test_enumerate.py
deleted file mode 100644
index e0a272e02..000000000
--- a/sys/lib/python/test/test_enumerate.py
+++ /dev/null
@@ -1,214 +0,0 @@
-import unittest
-import sys
-
-from test import test_support
-
-class G:
- 'Sequence using __getitem__'
- def __init__(self, seqn):
- self.seqn = seqn
- def __getitem__(self, i):
- return self.seqn[i]
-
-class I:
- 'Sequence using iterator protocol'
- def __init__(self, seqn):
- self.seqn = seqn
- self.i = 0
- def __iter__(self):
- return self
- def next(self):
- if self.i >= len(self.seqn): raise StopIteration
- v = self.seqn[self.i]
- self.i += 1
- return v
-
-class Ig:
- 'Sequence using iterator protocol defined with a generator'
- def __init__(self, seqn):
- self.seqn = seqn
- self.i = 0
- def __iter__(self):
- for val in self.seqn:
- yield val
-
-class X:
- 'Missing __getitem__ and __iter__'
- def __init__(self, seqn):
- self.seqn = seqn
- self.i = 0
- def next(self):
- if self.i >= len(self.seqn): raise StopIteration
- v = self.seqn[self.i]
- self.i += 1
- return v
-
-class E:
- 'Test propagation of exceptions'
- def __init__(self, seqn):
- self.seqn = seqn
- self.i = 0
- def __iter__(self):
- return self
- def next(self):
- 3 // 0
-
-class N:
- 'Iterator missing next()'
- def __init__(self, seqn):
- self.seqn = seqn
- self.i = 0
- def __iter__(self):
- return self
-
-class EnumerateTestCase(unittest.TestCase):
-
- enum = enumerate
- seq, res = 'abc', [(0,'a'), (1,'b'), (2,'c')]
-
- def test_basicfunction(self):
- self.assertEqual(type(self.enum(self.seq)), self.enum)
- e = self.enum(self.seq)
- self.assertEqual(iter(e), e)
- self.assertEqual(list(self.enum(self.seq)), self.res)
- self.enum.__doc__
-
- def test_getitemseqn(self):
- self.assertEqual(list(self.enum(G(self.seq))), self.res)
- e = self.enum(G(''))
- self.assertRaises(StopIteration, e.next)
-
- def test_iteratorseqn(self):
- self.assertEqual(list(self.enum(I(self.seq))), self.res)
- e = self.enum(I(''))
- self.assertRaises(StopIteration, e.next)
-
- def test_iteratorgenerator(self):
- self.assertEqual(list(self.enum(Ig(self.seq))), self.res)
- e = self.enum(Ig(''))
- self.assertRaises(StopIteration, e.next)
-
- def test_noniterable(self):
- self.assertRaises(TypeError, self.enum, X(self.seq))
-
- def test_illformediterable(self):
- self.assertRaises(TypeError, list, self.enum(N(self.seq)))
-
- def test_exception_propagation(self):
- self.assertRaises(ZeroDivisionError, list, self.enum(E(self.seq)))
-
- def test_argumentcheck(self):
- self.assertRaises(TypeError, self.enum) # no arguments
- self.assertRaises(TypeError, self.enum, 1) # wrong type (not iterable)
- self.assertRaises(TypeError, self.enum, 'abc', 2) # too many arguments
-
- def test_tuple_reuse(self):
- # Tests an implementation detail where tuple is reused
- # whenever nothing else holds a reference to it
- self.assertEqual(len(set(map(id, list(enumerate(self.seq))))), len(self.seq))
- self.assertEqual(len(set(map(id, enumerate(self.seq)))), min(1,len(self.seq)))
-
-class MyEnum(enumerate):
- pass
-
-class SubclassTestCase(EnumerateTestCase):
-
- enum = MyEnum
-
-class TestEmpty(EnumerateTestCase):
-
- seq, res = '', []
-
-class TestBig(EnumerateTestCase):
-
- seq = range(10,20000,2)
- res = zip(range(20000), seq)
-
-class TestReversed(unittest.TestCase):
-
- def test_simple(self):
- class A:
- def __getitem__(self, i):
- if i < 5:
- return str(i)
- raise StopIteration
- def __len__(self):
- return 5
- for data in 'abc', range(5), tuple(enumerate('abc')), A(), xrange(1,17,5):
- self.assertEqual(list(data)[::-1], list(reversed(data)))
- self.assertRaises(TypeError, reversed, {})
-
- def test_xrange_optimization(self):
- x = xrange(1)
- self.assertEqual(type(reversed(x)), type(iter(x)))
-
- def test_len(self):
- # This is an implementation detail, not an interface requirement
- from test.test_iterlen import len
- for s in ('hello', tuple('hello'), list('hello'), xrange(5)):
- self.assertEqual(len(reversed(s)), len(s))
- r = reversed(s)
- list(r)
- self.assertEqual(len(r), 0)
- class SeqWithWeirdLen:
- called = False
- def __len__(self):
- if not self.called:
- self.called = True
- return 10
- raise ZeroDivisionError
- def __getitem__(self, index):
- return index
- r = reversed(SeqWithWeirdLen())
- self.assertRaises(ZeroDivisionError, len, r)
-
-
- def test_gc(self):
- class Seq:
- def __len__(self):
- return 10
- def __getitem__(self, index):
- return index
- s = Seq()
- r = reversed(s)
- s.r = r
-
- def test_args(self):
- self.assertRaises(TypeError, reversed)
- self.assertRaises(TypeError, reversed, [], 'extra')
-
- def test_bug1229429(self):
- # this bug was never in reversed, it was in
- # PyObject_CallMethod, and reversed_new calls that sometimes.
- if not hasattr(sys, "getrefcount"):
- return
- def f():
- pass
- r = f.__reversed__ = object()
- rc = sys.getrefcount(r)
- for i in range(10):
- try:
- reversed(f)
- except TypeError:
- pass
- else:
- self.fail("non-callable __reversed__ didn't raise!")
- self.assertEqual(rc, sys.getrefcount(r))
-
-
-def test_main(verbose=None):
- testclasses = (EnumerateTestCase, SubclassTestCase, TestEmpty, TestBig,
- TestReversed)
- test_support.run_unittest(*testclasses)
-
- # verify reference counting
- import sys
- if verbose and hasattr(sys, "gettotalrefcount"):
- counts = [None] * 5
- for i in xrange(len(counts)):
- test_support.run_unittest(*testclasses)
- counts[i] = sys.gettotalrefcount()
- print counts
-
-if __name__ == "__main__":
- test_main(verbose=True)