[Python-checkins] python/dist/src/Lib/test list_tests.py, 1.3,
1.4 test_list.py, 1.2, 1.3
rhettinger at users.sourceforge.net
rhettinger at users.sourceforge.net
Wed Sep 29 10:03:20 CEST 2004
Update of /cvsroot/python/python/dist/src/Lib/test
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv3516
Modified Files:
list_tests.py test_list.py
Log Message:
Improve test coverage.
Index: list_tests.py
===================================================================
RCS file: /cvsroot/python/python/dist/src/Lib/test/list_tests.py,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -d -r1.3 -r1.4
--- list_tests.py 13 Aug 2004 03:18:29 -0000 1.3
+++ list_tests.py 29 Sep 2004 08:03:17 -0000 1.4
@@ -3,12 +3,40 @@
"""
import sys
+import os
import unittest
from test import test_support, seq_tests
class CommonTest(seq_tests.CommonTest):
+ def test_init(self):
+ # Iterable arg is optional
+ self.assertEqual(self.type2test([]), self.type2test())
+
+ # Init clears previous values
+ a = self.type2test([1, 2, 3])
+ a.__init__()
+ self.assertEqual(a, self.type2test([]))
+
+ # Init overwrites previous values
+ a = self.type2test([1, 2, 3])
+ a.__init__([4, 5, 6])
+ self.assertEqual(a, self.type2test([4, 5, 6]))
+
+ # Mutables always return a new object
+ b = self.type2test(a)
+ self.assertNotEqual(id(a), id(b))
+ self.assertEqual(a, b)
+
+ def test_mul(self):
+ for m in xrange(4):
+ s = tuple(range(m))
+ for n in xrange(-3, 5):
+ self.assertEqual(self.type2test(s*n), self.type2test(s)*n)
+ self.assertEqual(self.type2test(s)*(-4), self.type2test([]))
+ self.assertEqual(id(s), id(s*1))
+
def test_repr(self):
l0 = []
l2 = [0, 1, 2]
@@ -21,6 +49,71 @@
self.assertEqual(str(a2), "[0, 1, 2]")
self.assertEqual(repr(a2), "[0, 1, 2]")
+ a2.append(a2)
+ a2.append(3)
+ self.assertEqual(str(a2), "[0, 1, 2, [...], 3]")
+ self.assertEqual(repr(a2), "[0, 1, 2, [...], 3]")
+
+ def test_print(self):
+ d = self.type2test(xrange(200))
+ d.append(d)
+ d.extend(xrange(200,400))
+ d.append(d)
+ d.append(400)
+ try:
+ fo = open(test_support.TESTFN, "wb")
+ print >> fo, d,
+ fo.close()
+ fo = open(test_support.TESTFN, "rb")
+ self.assertEqual(fo.read(), repr(d))
+ finally:
+ fo.close()
+ os.remove(test_support.TESTFN)
+
+ def test_getitem(self):
+ a = self.type2test([10, 11])
+ self.assertEqual(a[0], 10)
+ self.assertEqual(a[1], 11)
+ self.assertEqual(a[-2], 10)
+ self.assertEqual(a[-1], 11)
+ self.assertRaises(IndexError, a.__getitem__, -3)
+ self.assertRaises(IndexError, a.__getitem__, 3)
+
+ def test_subscript(self):
+ a = self.type2test([10, 11])
+ self.assertEqual(a.__getitem__(0L), 10)
+ self.assertEqual(a.__getitem__(1L), 11)
+ self.assertEqual(a.__getitem__(-2L), 10)
+ self.assertEqual(a.__getitem__(-1L), 11)
+ self.assertRaises(IndexError, a.__getitem__, -3)
+ self.assertRaises(IndexError, a.__getitem__, 3)
+ self.assertEqual(a.__getitem__(slice(0,1)), self.type2test([10]))
+ self.assertEqual(a.__getitem__(slice(1,2)), self.type2test([11]))
+ self.assertEqual(a.__getitem__(slice(0,2)), self.type2test([10, 11]))
+ self.assertEqual(a.__getitem__(slice(0,3)), self.type2test([10, 11]))
+ self.assertEqual(a.__getitem__(slice(3,5)), self.type2test([]))
+ self.assertRaises(ValueError, a.__getitem__, slice(0, 10, 0))
+ self.assertRaises(TypeError, a.__getitem__, 'x')
+
+ def test_set_subscript(self):
+ a = self.type2test(range(20))
+ self.assertRaises(ValueError, a.__setitem__, slice(0, 10, 0), [1,2,3])
+ self.assertRaises(TypeError, a.__setitem__, slice(0, 10), 1)
+ self.assertRaises(ValueError, a.__setitem__, slice(0, 10, 2), [1,2])
+ self.assertRaises(TypeError, a.__getitem__, 'x', 1)
+ a[slice(2,10,3)] = [1,2,3]
+ self.assertEqual(a, self.type2test([0, 1, 1, 3, 4, 2, 6, 7, 3,
+ 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19]))
+
+ def test_reversed(self):
+ a = self.type2test(range(20))
+ r = reversed(a)
+ self.assertEqual(list(r), self.type2test(range(19, -1, -1)))
+ self.assertRaises(StopIteration, r.next)
+ self.assertEqual(list(reversed(self.type2test())),
+ self.type2test())
+
def test_setitem(self):
a = self.type2test([0, 1])
a[0] = 0
@@ -36,7 +129,6 @@
a = self.type2test([])
self.assertRaises(IndexError, a.__setitem__, 0, 200)
self.assertRaises(IndexError, a.__setitem__, -1, 200)
-
self.assertRaises(TypeError, a.__setitem__)
a = self.type2test([0,1,2,3,4])
@@ -210,6 +302,7 @@
self.assertRaises(TypeError, a.insert)
def test_pop(self):
+ from decimal import Decimal
a = self.type2test([-1, 0, 1])
a.pop()
self.assertEqual(a, [-1, 0])
@@ -219,8 +312,10 @@
a.pop(0)
self.assertEqual(a, [])
self.assertRaises(IndexError, a.pop)
-
self.assertRaises(TypeError, a.pop, 42, 42)
+ a = self.type2test([0, 10, 20, 30, 40])
+ self.assertEqual(a.pop(Decimal(2)), 20)
+ self.assertRaises(IndexError, a.pop, Decimal(25))
def test_remove(self):
a = self.type2test([0, 0, 1])
@@ -390,6 +485,10 @@
self.assertEqual(u, self.type2test([0, 1, 0, 1, 0, 1]))
u *= 0
self.assertEqual(u, self.type2test([]))
+ s = self.type2test([])
+ oldid = id(s)
+ s *= 10
+ self.assertEqual(id(s), oldid)
def test_extendedslicing(self):
# subscript
Index: test_list.py
===================================================================
RCS file: /cvsroot/python/python/dist/src/Lib/test/test_list.py,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -d -r1.2 -r1.3
--- test_list.py 18 Jan 2004 21:03:23 -0000 1.2
+++ test_list.py 29 Sep 2004 08:03:17 -0000 1.3
@@ -18,8 +18,20 @@
self.assertEqual(len([0]), 1)
self.assertEqual(len([0, 1, 2]), 3)
-def test_main():
+def test_main(verbose=None):
test_support.run_unittest(ListTest)
-if __name__=="__main__":
- test_main()
+ # verify reference counting
+ import sys
+ if verbose and hasattr(sys, "gettotalrefcount"):
+ import gc
+ counts = [None] * 5
+ for i in xrange(len(counts)):
+ test_support.run_unittest(ListTest)
+ gc.collect()
+ counts[i] = sys.gettotalrefcount()
+ print counts
+
+
+if __name__ == "__main__":
+ test_main(verbose=True)
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