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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
test_key_name = "SOFTWARE\\Python Registry Test Key - Delete Me"
test_data = [
("Int Value", 45, REG_DWORD),
("String Val", "A string value", REG_SZ,),
(u"Unicode Val", u"A Unicode value", REG_SZ,),
("StringExpand", "The path is %path%", REG_EXPAND_SZ),
("UnicodeExpand", u"The path is %path%", REG_EXPAND_SZ),
("Multi-string", ["Lots", "of", "string", "values"], REG_MULTI_SZ),
("Multi-unicode", [u"Lots", u"of", u"unicode", u"values"], REG_MULTI_SZ),
("Multi-mixed", [u"Unicode", u"and", "string", "values"],REG_MULTI_SZ),
("Raw Data", ("binary"+chr(0)+"data"), REG_BINARY),
]
def WriteTestData(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)
assert nkeys==1, "Not the correct number of sub keys"
assert nvalues==1, "Not the correct number of values"
nkeys, nvalues, since_mod = QueryInfoKey(sub_key)
assert nkeys==0, "Not the correct number of sub keys"
assert 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)
raise RuntimeError, "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)
raise RuntimeError, "It appears the key.Close() function does not close the actual key!"
except EnvironmentError:
pass
def ReadTestData(root_key):
# Check we can get default value for this key.
val = QueryValue(root_key, test_key_name)
assert val=="Default value", "Registry didnt give back the correct value"
key = OpenKey(root_key, test_key_name)
# Read the sub-keys
sub_key = OpenKey(key, "sub_key")
# Check I can enumerate over the values.
index = 0
while 1:
try:
data = EnumValue(sub_key, index)
except EnvironmentError:
break
assert data in test_data, "didnt read back the correct test data."
index = index + 1
assert index==len(test_data), "Didnt 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)
assert read_val==value_data and read_typ == value_type, \
"Could not directly read the value"
sub_key.Close()
# Enumerate our main key.
read_val = EnumKey(key, 0)
assert read_val == "sub_key", "Read subkey value wrong"
try:
EnumKey(key, 1)
assert 0, "Was able to get a second key when I only have one!"
except EnvironmentError:
pass
key.Close()
def DeleteTestData(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)
assert nkeys==0 and 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")
assert 0, "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)
assert 0, "Could open the non-existent key"
except WindowsError: # Use this error name this time
pass
def TestAll(root_key):
WriteTestData(root_key)
ReadTestData(root_key)
DeleteTestData(root_key)
# Test on my local machine.
TestAll(HKEY_CURRENT_USER)
print "Local registry tests worked"
try:
remote_name = sys.argv[sys.argv.index("--remote")+1]
except (IndexError, ValueError):
remote_name = None
if remote_name is not None:
try:
remote_key = ConnectRegistry(remote_name, HKEY_CURRENT_USER)
except EnvironmentError, exc:
print "Could not connect to the remote machine -", exc.strerror
remote_key = None
if remote_key is not None:
TestAll(remote_key)
print "Remote registry tests worked"
else:
print "Remote registry calls can be tested using",
print "'test_winreg.py --remote \\\\machine_name'"
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