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Add a bunch of tests for a list subclass that would have caught the

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previous embarrassment (typeobject.c checking crashing minidom).
This commit is contained in:
Guido van Rossum 2001-10-09 20:36:44 +00:00
parent fd38f8e638
commit 12b22ff6d7
1 changed files with 22 additions and 0 deletions
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22
Lib/test/test_descr.py
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@ -1766,6 +1766,28 @@ def inherits():
verify(u[0:0].__class__ is unicode) verify(u[0:0].__class__ is unicode)
vereq(u[0:0], u"") vereq(u[0:0], u"")
class sublist(list):
pass
a = sublist(range(5))
vereq(a, range(5))
a.append("hello")
vereq(a, range(5) + ["hello"])
a[5] = 5
vereq(a, range(6))
a.extend(range(6, 20))
vereq(a, range(20))
a[-5:] = []
vereq(a, range(15))
del a[10:15]
vereq(len(a), 10)
vereq(a, range(10))
vereq(list(a), range(10))
vereq(a[0], 0)
vereq(a[9], 9)
vereq(a[-10], 0)
vereq(a[-1], 9)
vereq(a[:5], range(5))
class CountedInput(file): class CountedInput(file):
"""Counts lines read by self.readline(). """Counts lines read by self.readline().