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110 lines
3.4 KiB
Python
110 lines
3.4 KiB
Python
#!/usr/bin/python
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# -*- mode:python -*-
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#
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# Python module test_array_common.py
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#
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# Shared doctest sequence for use with any array-based container
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# (including vectors). Performs tests that do not require insertion or
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# deletion.
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#
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# Copyright (c) 2003 Raoul M. Gough
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#
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# Use, modification and distribution is subject to the Boost Software
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# License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy
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# at http://www.boost.org/LICENSE_1_0.txt)
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#
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# History
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# =======
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# 2003/10/ 1 rmg File creation
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#
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# $Id$
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#
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#
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# Note - on entry, v must be the container for testing, and it
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# must already contain the correct sequence of elements.
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#
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'''>>> print [ x for x in v ]
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[8, 6, 4, 2, 1, 3, 5, 7, 0]
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>>> print len(v)
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9
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>>> print v.count (9) # Count with no matches
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0
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>>> print v.count (2) # Count with unique match
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1
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>>> print v.index (0) # Index with match
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8
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>>> assert 0 in v # contains with match
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>>> assert 8 in v # contains with match
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>>> assert not -1 in v # contains without match
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>>> print v[0] # Get first element OK (zero index)
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8
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>>> print v[len(v)-1] # Get last element OK (+ve index)
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0
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>>> print v[-1] # Get last element OK (-ve index)
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0
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>>> print v[-len(v)] # Get first element OK (-ve index)
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8
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>>> v[0] = 9 # Replace first element OK (zero index)
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>>> print [ x for x in v ]
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[9, 6, 4, 2, 1, 3, 5, 7, 0]
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>>> v[len(v)-1] = 1 # Replace last element OK (+ve index)
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>>> print [ x for x in v ]
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[9, 6, 4, 2, 1, 3, 5, 7, 1]
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>>> v[-1] = 0 # Replace last element OK (-ve index)
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>>> print [ x for x in v ]
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[9, 6, 4, 2, 1, 3, 5, 7, 0]
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>>> v[-len(v)] = 8 # Replace first element OK (-ve index)
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>>> print [ x for x in v ]
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[8, 6, 4, 2, 1, 3, 5, 7, 0]
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>>> try:
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... print v[len(v)] # Get element index out of range
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... except IndexError, e:
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... print "Got expected exception"
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...
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Got expected exception
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>>> try:
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... print v[-(len(v)+1)] # Get element index out of range (-ve)
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... except IndexError, e:
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... print "Got expected exception"
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...
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Got expected exception
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>>> try:
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... v[len(v)] = 9 # Set element index out of range
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... except IndexError, e:
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... print "Got expected exception"
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...
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Got expected exception
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>>> try:
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... print v.index (9) # Search for nonexistant value
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... except ValueError, e:
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... print "Got expected exception"
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...
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Got expected exception
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>>> v.reverse() # Reverse
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>>> print [ x for x in v ]
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[0, 7, 5, 3, 1, 2, 4, 6, 8]
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>>> v.sort() # Sort
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>>> print [ x for x in v ]
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[0, 1, 2, 3, 4, 5, 6, 7, 8]
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>>> v[0] = 8 # Single element replace
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>>> print v.count(8) # Count with multiple matches
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2
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>>> print v[v.index(3)] # Check index and lookup
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3
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>>> v[:] = [4, 5, 6, 7, 8, 8, 1, 2, 3] # Equal length slice replace (list)
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>>> print [ x for x in v ]
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[4, 5, 6, 7, 8, 8, 1, 2, 3]
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>>> print [ x for x in v[7:] ] # Slice from index to end
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[2, 3]
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>>> print [ x for x in v[-2:] ] # Slice from two before end to end
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[2, 3]
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>>> print [ x for x in v[-2:99999] ] # Slice with high end index
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[2, 3]
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>>> print [ x for x in v[99999:] ] # Slice with high start index
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[]
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'''
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common_doctest_string = __doc__
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