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| Current File : //usr/local/lib/python2.5/test/test_cfgparser.py |
import ConfigParser
import StringIO
import unittest
from test import test_support
class TestCaseBase(unittest.TestCase):
def newconfig(self, defaults=None):
if defaults is None:
self.cf = self.config_class()
else:
self.cf = self.config_class(defaults)
return self.cf
def fromstring(self, string, defaults=None):
cf = self.newconfig(defaults)
sio = StringIO.StringIO(string)
cf.readfp(sio)
return cf
def test_basic(self):
cf = self.fromstring(
"[Foo Bar]\n"
"foo=bar\n"
"[Spacey Bar]\n"
"foo = bar\n"
"[Commented Bar]\n"
"foo: bar ; comment\n"
"[Long Line]\n"
"foo: this line is much, much longer than my editor\n"
" likes it.\n"
"[Section\\with$weird%characters[\t]\n"
"[Internationalized Stuff]\n"
"foo[bg]: Bulgarian\n"
"foo=Default\n"
"foo[en]=English\n"
"foo[de]=Deutsch\n"
"[Spaces]\n"
"key with spaces : value\n"
"another with spaces = splat!\n"
)
L = cf.sections()
L.sort()
eq = self.assertEqual
eq(L, [r'Commented Bar',
r'Foo Bar',
r'Internationalized Stuff',
r'Long Line',
r'Section\with$weird%characters[' '\t',
r'Spaces',
r'Spacey Bar',
])
# The use of spaces in the section names serves as a
# regression test for SourceForge bug #583248:
# http://www.python.org/sf/583248
eq(cf.get('Foo Bar', 'foo'), 'bar')
eq(cf.get('Spacey Bar', 'foo'), 'bar')
eq(cf.get('Commented Bar', 'foo'), 'bar')
eq(cf.get('Spaces', 'key with spaces'), 'value')
eq(cf.get('Spaces', 'another with spaces'), 'splat!')
self.failIf('__name__' in cf.options("Foo Bar"),
'__name__ "option" should not be exposed by the API!')
# Make sure the right things happen for remove_option();
# added to include check for SourceForge bug #123324:
self.failUnless(cf.remove_option('Foo Bar', 'foo'),
"remove_option() failed to report existance of option")
self.failIf(cf.has_option('Foo Bar', 'foo'),
"remove_option() failed to remove option")
self.failIf(cf.remove_option('Foo Bar', 'foo'),
"remove_option() failed to report non-existance of option"
" that was removed")
self.assertRaises(ConfigParser.NoSectionError,
cf.remove_option, 'No Such Section', 'foo')
eq(cf.get('Long Line', 'foo'),
'this line is much, much longer than my editor\nlikes it.')
def test_case_sensitivity(self):
cf = self.newconfig()
cf.add_section("A")
cf.add_section("a")
L = cf.sections()
L.sort()
eq = self.assertEqual
eq(L, ["A", "a"])
cf.set("a", "B", "value")
eq(cf.options("a"), ["b"])
eq(cf.get("a", "b"), "value",
"could not locate option, expecting case-insensitive option names")
self.failUnless(cf.has_option("a", "b"))
cf.set("A", "A-B", "A-B value")
for opt in ("a-b", "A-b", "a-B", "A-B"):
self.failUnless(
cf.has_option("A", opt),
"has_option() returned false for option which should exist")
eq(cf.options("A"), ["a-b"])
eq(cf.options("a"), ["b"])
cf.remove_option("a", "B")
eq(cf.options("a"), [])
# SF bug #432369:
cf = self.fromstring(
"[MySection]\nOption: first line\n\tsecond line\n")
eq(cf.options("MySection"), ["option"])
eq(cf.get("MySection", "Option"), "first line\nsecond line")
# SF bug #561822:
cf = self.fromstring("[section]\nnekey=nevalue\n",
defaults={"key":"value"})
self.failUnless(cf.has_option("section", "Key"))
def test_default_case_sensitivity(self):
cf = self.newconfig({"foo": "Bar"})
self.assertEqual(
cf.get("DEFAULT", "Foo"), "Bar",
"could not locate option, expecting case-insensitive option names")
cf = self.newconfig({"Foo": "Bar"})
self.assertEqual(
cf.get("DEFAULT", "Foo"), "Bar",
"could not locate option, expecting case-insensitive defaults")
def test_parse_errors(self):
self.newconfig()
self.parse_error(ConfigParser.ParsingError,
"[Foo]\n extra-spaces: splat\n")
self.parse_error(ConfigParser.ParsingError,
"[Foo]\n extra-spaces= splat\n")
self.parse_error(ConfigParser.ParsingError,
"[Foo]\noption-without-value\n")
self.parse_error(ConfigParser.ParsingError,
"[Foo]\n:value-without-option-name\n")
self.parse_error(ConfigParser.ParsingError,
"[Foo]\n=value-without-option-name\n")
self.parse_error(ConfigParser.MissingSectionHeaderError,
"No Section!\n")
def parse_error(self, exc, src):
sio = StringIO.StringIO(src)
self.assertRaises(exc, self.cf.readfp, sio)
def test_query_errors(self):
cf = self.newconfig()
self.assertEqual(cf.sections(), [],
"new ConfigParser should have no defined sections")
self.failIf(cf.has_section("Foo"),
"new ConfigParser should have no acknowledged sections")
self.assertRaises(ConfigParser.NoSectionError,
cf.options, "Foo")
self.assertRaises(ConfigParser.NoSectionError,
cf.set, "foo", "bar", "value")
self.get_error(ConfigParser.NoSectionError, "foo", "bar")
cf.add_section("foo")
self.get_error(ConfigParser.NoOptionError, "foo", "bar")
def get_error(self, exc, section, option):
try:
self.cf.get(section, option)
except exc, e:
return e
else:
self.fail("expected exception type %s.%s"
% (exc.__module__, exc.__name__))
def test_boolean(self):
cf = self.fromstring(
"[BOOLTEST]\n"
"T1=1\n"
"T2=TRUE\n"
"T3=True\n"
"T4=oN\n"
"T5=yes\n"
"F1=0\n"
"F2=FALSE\n"
"F3=False\n"
"F4=oFF\n"
"F5=nO\n"
"E1=2\n"
"E2=foo\n"
"E3=-1\n"
"E4=0.1\n"
"E5=FALSE AND MORE"
)
for x in range(1, 5):
self.failUnless(cf.getboolean('BOOLTEST', 't%d' % x))
self.failIf(cf.getboolean('BOOLTEST', 'f%d' % x))
self.assertRaises(ValueError,
cf.getboolean, 'BOOLTEST', 'e%d' % x)
def test_weird_errors(self):
cf = self.newconfig()
cf.add_section("Foo")
self.assertRaises(ConfigParser.DuplicateSectionError,
cf.add_section, "Foo")
def test_write(self):
cf = self.fromstring(
"[Long Line]\n"
"foo: this line is much, much longer than my editor\n"
" likes it.\n"
"[DEFAULT]\n"
"foo: another very\n"
" long line"
)
output = StringIO.StringIO()
cf.write(output)
self.assertEqual(
output.getvalue(),
"[DEFAULT]\n"
"foo = another very\n"
"\tlong line\n"
"\n"
"[Long Line]\n"
"foo = this line is much, much longer than my editor\n"
"\tlikes it.\n"
"\n"
)
def test_set_string_types(self):
cf = self.fromstring("[sect]\n"
"option1=foo\n")
# Check that we don't get an exception when setting values in
# an existing section using strings:
class mystr(str):
pass
cf.set("sect", "option1", "splat")
cf.set("sect", "option1", mystr("splat"))
cf.set("sect", "option2", "splat")
cf.set("sect", "option2", mystr("splat"))
try:
unicode
except NameError:
pass
else:
cf.set("sect", "option1", unicode("splat"))
cf.set("sect", "option2", unicode("splat"))
def test_read_returns_file_list(self):
file1 = test_support.findfile("cfgparser.1")
# check when we pass a mix of readable and non-readable files:
cf = self.newconfig()
parsed_files = cf.read([file1, "nonexistant-file"])
self.assertEqual(parsed_files, [file1])
self.assertEqual(cf.get("Foo Bar", "foo"), "newbar")
# check when we pass only a filename:
cf = self.newconfig()
parsed_files = cf.read(file1)
self.assertEqual(parsed_files, [file1])
self.assertEqual(cf.get("Foo Bar", "foo"), "newbar")
# check when we pass only missing files:
cf = self.newconfig()
parsed_files = cf.read(["nonexistant-file"])
self.assertEqual(parsed_files, [])
# check when we pass no files:
cf = self.newconfig()
parsed_files = cf.read([])
self.assertEqual(parsed_files, [])
# shared by subclasses
def get_interpolation_config(self):
return self.fromstring(
"[Foo]\n"
"bar=something %(with1)s interpolation (1 step)\n"
"bar9=something %(with9)s lots of interpolation (9 steps)\n"
"bar10=something %(with10)s lots of interpolation (10 steps)\n"
"bar11=something %(with11)s lots of interpolation (11 steps)\n"
"with11=%(with10)s\n"
"with10=%(with9)s\n"
"with9=%(with8)s\n"
"with8=%(With7)s\n"
"with7=%(WITH6)s\n"
"with6=%(with5)s\n"
"With5=%(with4)s\n"
"WITH4=%(with3)s\n"
"with3=%(with2)s\n"
"with2=%(with1)s\n"
"with1=with\n"
"\n"
"[Mutual Recursion]\n"
"foo=%(bar)s\n"
"bar=%(foo)s\n"
"\n"
"[Interpolation Error]\n"
"name=%(reference)s\n",
# no definition for 'reference'
defaults={"getname": "%(__name__)s"})
def check_items_config(self, expected):
cf = self.fromstring(
"[section]\n"
"name = value\n"
"key: |%(name)s| \n"
"getdefault: |%(default)s|\n"
"getname: |%(__name__)s|",
defaults={"default": "<default>"})
L = list(cf.items("section"))
L.sort()
self.assertEqual(L, expected)
class ConfigParserTestCase(TestCaseBase):
config_class = ConfigParser.ConfigParser
def test_interpolation(self):
cf = self.get_interpolation_config()
eq = self.assertEqual
eq(cf.get("Foo", "getname"), "Foo")
eq(cf.get("Foo", "bar"), "something with interpolation (1 step)")
eq(cf.get("Foo", "bar9"),
"something with lots of interpolation (9 steps)")
eq(cf.get("Foo", "bar10"),
"something with lots of interpolation (10 steps)")
self.get_error(ConfigParser.InterpolationDepthError, "Foo", "bar11")
def test_interpolation_missing_value(self):
cf = self.get_interpolation_config()
e = self.get_error(ConfigParser.InterpolationError,
"Interpolation Error", "name")
self.assertEqual(e.reference, "reference")
self.assertEqual(e.section, "Interpolation Error")
self.assertEqual(e.option, "name")
def test_items(self):
self.check_items_config([('default', '<default>'),
('getdefault', '|<default>|'),
('getname', '|section|'),
('key', '|value|'),
('name', 'value')])
def test_set_nonstring_types(self):
cf = self.newconfig()
cf.add_section('non-string')
cf.set('non-string', 'int', 1)
cf.set('non-string', 'list', [0, 1, 1, 2, 3, 5, 8, 13, '%('])
cf.set('non-string', 'dict', {'pi': 3.14159, '%(': 1,
'%(list)': '%(list)'})
cf.set('non-string', 'string_with_interpolation', '%(list)s')
self.assertEqual(cf.get('non-string', 'int', raw=True), 1)
self.assertRaises(TypeError, cf.get, 'non-string', 'int')
self.assertEqual(cf.get('non-string', 'list', raw=True),
[0, 1, 1, 2, 3, 5, 8, 13, '%('])
self.assertRaises(TypeError, cf.get, 'non-string', 'list')
self.assertEqual(cf.get('non-string', 'dict', raw=True),
{'pi': 3.14159, '%(': 1, '%(list)': '%(list)'})
self.assertRaises(TypeError, cf.get, 'non-string', 'dict')
self.assertEqual(cf.get('non-string', 'string_with_interpolation',
raw=True), '%(list)s')
self.assertRaises(ValueError, cf.get, 'non-string',
'string_with_interpolation', raw=False)
class RawConfigParserTestCase(TestCaseBase):
config_class = ConfigParser.RawConfigParser
def test_interpolation(self):
cf = self.get_interpolation_config()
eq = self.assertEqual
eq(cf.get("Foo", "getname"), "%(__name__)s")
eq(cf.get("Foo", "bar"),
"something %(with1)s interpolation (1 step)")
eq(cf.get("Foo", "bar9"),
"something %(with9)s lots of interpolation (9 steps)")
eq(cf.get("Foo", "bar10"),
"something %(with10)s lots of interpolation (10 steps)")
eq(cf.get("Foo", "bar11"),
"something %(with11)s lots of interpolation (11 steps)")
def test_items(self):
self.check_items_config([('default', '<default>'),
('getdefault', '|%(default)s|'),
('getname', '|%(__name__)s|'),
('key', '|%(name)s|'),
('name', 'value')])
def test_set_nonstring_types(self):
cf = self.newconfig()
cf.add_section('non-string')
cf.set('non-string', 'int', 1)
cf.set('non-string', 'list', [0, 1, 1, 2, 3, 5, 8, 13])
cf.set('non-string', 'dict', {'pi': 3.14159})
self.assertEqual(cf.get('non-string', 'int'), 1)
self.assertEqual(cf.get('non-string', 'list'),
[0, 1, 1, 2, 3, 5, 8, 13])
self.assertEqual(cf.get('non-string', 'dict'), {'pi': 3.14159})
class SafeConfigParserTestCase(ConfigParserTestCase):
config_class = ConfigParser.SafeConfigParser
def test_safe_interpolation(self):
# See http://www.python.org/sf/511737
cf = self.fromstring("[section]\n"
"option1=xxx\n"
"option2=%(option1)s/xxx\n"
"ok=%(option1)s/%%s\n"
"not_ok=%(option2)s/%%s")
self.assertEqual(cf.get("section", "ok"), "xxx/%s")
self.assertEqual(cf.get("section", "not_ok"), "xxx/xxx/%s")
def test_set_nonstring_types(self):
cf = self.fromstring("[sect]\n"
"option1=foo\n")
# Check that we get a TypeError when setting non-string values
# in an existing section:
self.assertRaises(TypeError, cf.set, "sect", "option1", 1)
self.assertRaises(TypeError, cf.set, "sect", "option1", 1.0)
self.assertRaises(TypeError, cf.set, "sect", "option1", object())
self.assertRaises(TypeError, cf.set, "sect", "option2", 1)
self.assertRaises(TypeError, cf.set, "sect", "option2", 1.0)
self.assertRaises(TypeError, cf.set, "sect", "option2", object())
def test_main():
test_support.run_unittest(
ConfigParserTestCase,
RawConfigParserTestCase,
SafeConfigParserTestCase
)
if __name__ == "__main__":
test_main()