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//usr/lib/python2.4/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()