"""Unit test for apihelper.py
This program is part of "Dive Into Python", a free Python book for
experienced programmers. Visit http://diveintopython.org/ for the
latest version.
"""
__author__ = "Mark Pilgrim (mark@diveintopython.org)"
__version__ = "$Revision: 1.4 $"
__date__ = "$Date: 2004/05/05 21:57:19 $"
__copyright__ = "Copyright (c) 2001 Mark Pilgrim"
__license__ = "Python"
import unittest
import apihelper
import sys
from StringIO import StringIO
class Redirector(unittest.TestCase):
def setUp(self):
self.savestdout = sys.stdout
self.redirect = StringIO()
sys.stdout = self.redirect
def tearDown(self):
sys.stdout = self.savestdout
class KnownValues(Redirector):
def testApiHelper(self):
"""info should return known result for apihelper"""
apihelper.info(apihelper)
self.redirect.seek(0)
self.assertEqual(self.redirect.read(),
"""info Print methods and doc strings. Takes module, class, list, dictionary, or string.
""")
class ParamChecks(Redirector):
def testSpacing(self):
"""info should honor spacing argument"""
apihelper.info(apihelper, spacing=20)
self.redirect.seek(0)
self.assertEqual(self.redirect.read(),
"""info Print methods and doc strings. Takes module, class, list, dictionary, or string.
""")
def testCollapse(self):
"""info should honor collapse argument"""
apihelper.info(apihelper, collapse=0)
self.redirect.seek(0)
self.assertEqual(self.redirect.read(),
"""info Print methods and doc strings.
Takes module, class, list, dictionary, or string.
""")
class BadInput(unittest.TestCase):
def testNoObject(self):
"""info should fail with no object"""
self.assertRaises(TypeError, apihelper.info, spacing=20)
if __name__ == "__main__":
unittest.main()
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