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Add ipautil, which contains CIDict - a case insensitive dict.
This version of the cidict extends the dict class, which allows it to play nicely with turbogears. Also includes extensive tests.
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#! /usr/bin/python -E
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#
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# Copyright (C) 2007 Red Hat
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# see file 'COPYING' for use and warranty information
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; version 2 or later
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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import unittest
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import ipa.ipautil
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class TestCIDict(unittest.TestCase):
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def setUp(self):
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self.cidict = ipa.ipautil.CIDict()
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self.cidict["Key1"] = "val1"
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self.cidict["key2"] = "val2"
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self.cidict["KEY3"] = "VAL3"
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def tearDown(self):
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pass
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def testLen(self):
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self.assertEqual(3, len(self.cidict))
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def test__GetItem(self):
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self.assertEqual("val1", self.cidict["Key1"])
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self.assertEqual("val1", self.cidict["key1"])
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self.assertEqual("val2", self.cidict["KEY2"])
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self.assertEqual("VAL3", self.cidict["key3"])
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self.assertEqual("VAL3", self.cidict["KEY3"])
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try:
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self.cidict["key4"]
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fail("should have raised KeyError")
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except KeyError:
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pass
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def testGet(self):
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self.assertEqual("val1", self.cidict.get("Key1"))
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self.assertEqual("val1", self.cidict.get("key1"))
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self.assertEqual("val2", self.cidict.get("KEY2"))
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self.assertEqual("VAL3", self.cidict.get("key3"))
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self.assertEqual("VAL3", self.cidict.get("KEY3"))
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self.assertEqual("default", self.cidict.get("key4", "default"))
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def test__SetItem(self):
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self.cidict["key4"] = "val4"
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self.assertEqual("val4", self.cidict["key4"])
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self.cidict["KEY4"] = "newval4"
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self.assertEqual("newval4", self.cidict["key4"])
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def testDel(self):
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self.assert_(self.cidict.has_key("Key1"))
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del(self.cidict["Key1"])
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self.failIf(self.cidict.has_key("Key1"))
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self.assert_(self.cidict.has_key("key2"))
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del(self.cidict["KEY2"])
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self.failIf(self.cidict.has_key("key2"))
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def testClear(self):
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self.assertEqual(3, len(self.cidict))
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self.cidict.clear()
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self.assertEqual(0, len(self.cidict))
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def testCopy(self):
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"""A copy is no longer a CIDict, but should preserve the case of
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the keys as they were inserted."""
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copy = self.cidict.copy()
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self.assertEqual(3, len(copy))
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self.assert_(copy.has_key("Key1"))
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self.assertEqual("val1", copy["Key1"])
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self.failIf(copy.has_key("key1"))
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def testHasKey(self):
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self.assert_(self.cidict.has_key("KEY1"))
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self.assert_(self.cidict.has_key("key2"))
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self.assert_(self.cidict.has_key("key3"))
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def testItems(self):
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items = self.cidict.items()
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self.assertEqual(3, len(items))
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items_set = set(items)
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self.assert_(("Key1", "val1") in items_set)
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self.assert_(("key2", "val2") in items_set)
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self.assert_(("KEY3", "VAL3") in items_set)
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def testIterItems(self):
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items = []
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for (k,v) in self.cidict.iteritems():
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items.append((k,v))
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self.assertEqual(3, len(items))
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items_set = set(items)
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self.assert_(("Key1", "val1") in items_set)
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self.assert_(("key2", "val2") in items_set)
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self.assert_(("KEY3", "VAL3") in items_set)
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def testIterKeys(self):
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keys = []
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for k in self.cidict.iterkeys():
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keys.append(k)
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self.assertEqual(3, len(keys))
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keys_set = set(keys)
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self.assert_("Key1" in keys_set)
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self.assert_("key2" in keys_set)
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self.assert_("KEY3" in keys_set)
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def testIterValues(self):
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values = []
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for k in self.cidict.itervalues():
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values.append(k)
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self.assertEqual(3, len(values))
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values_set = set(values)
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self.assert_("val1" in values_set)
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self.assert_("val2" in values_set)
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self.assert_("VAL3" in values_set)
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def testKeys(self):
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keys = self.cidict.keys()
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self.assertEqual(3, len(keys))
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keys_set = set(keys)
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self.assert_("Key1" in keys_set)
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self.assert_("key2" in keys_set)
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self.assert_("KEY3" in keys_set)
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def testValues(self):
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values = self.cidict.values()
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self.assertEqual(3, len(values))
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values_set = set(values)
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self.assert_("val1" in values_set)
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self.assert_("val2" in values_set)
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self.assert_("VAL3" in values_set)
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def testUpdate(self):
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newdict = { "KEY2": "newval2",
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"key4": "val4" }
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self.cidict.update(newdict)
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self.assertEqual(4, len(self.cidict))
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items = self.cidict.items()
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self.assertEqual(4, len(items))
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items_set = set(items)
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self.assert_(("Key1", "val1") in items_set)
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# note the update "overwrites" the case of the key2
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self.assert_(("KEY2", "newval2") in items_set)
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self.assert_(("KEY3", "VAL3") in items_set)
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self.assert_(("key4", "val4") in items_set)
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def testSetDefault(self):
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self.assertEqual("val1", self.cidict.setdefault("KEY1", "default"))
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self.failIf(self.cidict.has_key("KEY4"))
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self.assertEqual("default", self.cidict.setdefault("KEY4", "default"))
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self.assert_(self.cidict.has_key("KEY4"))
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self.assertEqual("default", self.cidict["key4"])
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self.failIf(self.cidict.has_key("KEY5"))
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self.assertEqual(None, self.cidict.setdefault("KEY5"))
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self.assert_(self.cidict.has_key("KEY5"))
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self.assertEqual(None, self.cidict["key5"])
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def testPop(self):
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self.assertEqual("val1", self.cidict.pop("KEY1", "default"))
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self.failIf(self.cidict.has_key("key1"))
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self.assertEqual("val2", self.cidict.pop("KEY2"))
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self.failIf(self.cidict.has_key("key2"))
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self.assertEqual("default", self.cidict.pop("key4", "default"))
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try:
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self.cidict.pop("key4")
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fail("should have raised KeyError")
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except KeyError:
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pass
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def testPopItem(self):
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items = set(self.cidict.items())
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self.assertEqual(3, len(self.cidict))
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item = self.cidict.popitem()
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self.assertEqual(2, len(self.cidict))
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self.assert_(item in items)
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items.discard(item)
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item = self.cidict.popitem()
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self.assertEqual(1, len(self.cidict))
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self.assert_(item in items)
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items.discard(item)
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item = self.cidict.popitem()
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self.assertEqual(0, len(self.cidict))
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self.assert_(item in items)
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items.discard(item)
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if __name__ == '__main__':
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unittest.main()
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