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- # Test the windows specific win32reg module.
- # Only win32reg functions not hit here: FlushKey, LoadKey and SaveKey
-
- from _winreg import *
- import os, sys
- import unittest
-
- from test import test_support
-
- test_key_name = "SOFTWARE\\Python Registry Test Key - Delete Me"
-
- test_data = [
- ("Int Value", 45, REG_DWORD),
- ("String Val", "A string value", REG_SZ),
- ("StringExpand", "The path is %path%", REG_EXPAND_SZ),
- ("Multi-string", ["Lots", "of", "string", "values"], REG_MULTI_SZ),
- ("Raw Data", ("binary"+chr(0)+"data"), REG_BINARY),
- ("Big String", "x"*(2**14-1), REG_SZ),
- ("Big Binary", "x"*(2**14), REG_BINARY),
- ]
-
- if test_support.have_unicode:
- test_data += [
- (unicode("Unicode Val"), unicode("A Unicode value"), REG_SZ,),
- ("UnicodeExpand", unicode("The path is %path%"), REG_EXPAND_SZ),
- ("Multi-unicode", [unicode("Lots"), unicode("of"), unicode("unicode"),
- unicode("values")], REG_MULTI_SZ),
- ("Multi-mixed", [unicode("Unicode"), unicode("and"), "string",
- "values"], REG_MULTI_SZ),
- ]
-
- class WinregTests(unittest.TestCase):
- remote_name = None
-
- def WriteTestData(self, root_key):
- # Set the default value for this key.
- SetValue(root_key, test_key_name, REG_SZ, "Default value")
- key = CreateKey(root_key, test_key_name)
- # Create a sub-key
- sub_key = CreateKey(key, "sub_key")
- # Give the sub-key some named values
-
- for value_name, value_data, value_type in test_data:
- SetValueEx(sub_key, value_name, 0, value_type, value_data)
-
- # Check we wrote as many items as we thought.
- nkeys, nvalues, since_mod = QueryInfoKey(key)
- self.assertEquals(nkeys, 1, "Not the correct number of sub keys")
- self.assertEquals(nvalues, 1, "Not the correct number of values")
- nkeys, nvalues, since_mod = QueryInfoKey(sub_key)
- self.assertEquals(nkeys, 0, "Not the correct number of sub keys")
- self.assertEquals(nvalues, len(test_data),
- "Not the correct number of values")
- # Close this key this way...
- # (but before we do, copy the key as an integer - this allows
- # us to test that the key really gets closed).
- int_sub_key = int(sub_key)
- CloseKey(sub_key)
- try:
- QueryInfoKey(int_sub_key)
- self.fail("It appears the CloseKey() function does "
- "not close the actual key!")
- except EnvironmentError:
- pass
- # ... and close that key that way :-)
- int_key = int(key)
- key.Close()
- try:
- QueryInfoKey(int_key)
- self.fail("It appears the key.Close() function "
- "does not close the actual key!")
- except EnvironmentError:
- pass
-
- def ReadTestData(self, root_key):
- # Check we can get default value for this key.
- val = QueryValue(root_key, test_key_name)
- self.assertEquals(val, "Default value",
- "Registry didn't give back the correct value")
-
- key = OpenKey(root_key, test_key_name)
- # Read the sub-keys
- with OpenKey(key, "sub_key") as sub_key:
- # Check I can enumerate over the values.
- index = 0
- while 1:
- try:
- data = EnumValue(sub_key, index)
- except EnvironmentError:
- break
- self.assertEquals(data in test_data, True,
- "Didn't read back the correct test data")
- index = index + 1
- self.assertEquals(index, len(test_data),
- "Didn't read the correct number of items")
- # Check I can directly access each item
- for value_name, value_data, value_type in test_data:
- read_val, read_typ = QueryValueEx(sub_key, value_name)
- self.assertEquals(read_val, value_data,
- "Could not directly read the value")
- self.assertEquals(read_typ, value_type,
- "Could not directly read the value")
- sub_key.Close()
- # Enumerate our main key.
- read_val = EnumKey(key, 0)
- self.assertEquals(read_val, "sub_key", "Read subkey value wrong")
- try:
- EnumKey(key, 1)
- self.fail("Was able to get a second key when I only have one!")
- except EnvironmentError:
- pass
-
- key.Close()
-
- def DeleteTestData(self, root_key):
- key = OpenKey(root_key, test_key_name, 0, KEY_ALL_ACCESS)
- sub_key = OpenKey(key, "sub_key", 0, KEY_ALL_ACCESS)
- # It is not necessary to delete the values before deleting
- # the key (although subkeys must not exist). We delete them
- # manually just to prove we can :-)
- for value_name, value_data, value_type in test_data:
- DeleteValue(sub_key, value_name)
-
- nkeys, nvalues, since_mod = QueryInfoKey(sub_key)
- self.assertEquals(nkeys, 0, "subkey not empty before delete")
- self.assertEquals(nvalues, 0, "subkey not empty before delete")
- sub_key.Close()
- DeleteKey(key, "sub_key")
-
- try:
- # Shouldnt be able to delete it twice!
- DeleteKey(key, "sub_key")
- self.fail("Deleting the key twice succeeded")
- except EnvironmentError:
- pass
- key.Close()
- DeleteKey(root_key, test_key_name)
- # Opening should now fail!
- try:
- key = OpenKey(root_key, test_key_name)
- self.fail("Could open the non-existent key")
- except WindowsError: # Use this error name this time
- pass
-
- def TestAll(self, root_key):
- self.WriteTestData(root_key)
- self.ReadTestData(root_key)
- self.DeleteTestData(root_key)
-
- def testLocalMachineRegistryWorks(self):
- self.TestAll(HKEY_CURRENT_USER)
-
- def testConnectRegistryToLocalMachineWorks(self):
- # perform minimal ConnectRegistry test which just invokes it
- h = ConnectRegistry(None, HKEY_LOCAL_MACHINE)
- h.Close()
-
- def testRemoteMachineRegistryWorks(self):
- if not self.remote_name:
- return # remote machine name not specified
- remote_key = ConnectRegistry(self.remote_name, HKEY_CURRENT_USER)
- self.TestAll(remote_key)
-
- def testExpandEnvironmentStrings(self):
- r = ExpandEnvironmentStrings(u"%windir%\\test")
- self.assertEqual(type(r), unicode)
- self.assertEqual(r, os.environ["windir"] + "\\test")
-
- def test_main():
- test_support.run_unittest(WinregTests)
-
- if __name__ == "__main__":
- try:
- WinregTests.remote_name = sys.argv[sys.argv.index("--remote")+1]
- except (IndexError, ValueError):
- print "Remote registry calls can be tested using",
- print "'test_winreg.py --remote \\\\machine_name'"
- WinregTests.remote_name = None
- test_main()
-