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import confuse
import yaml
import unittest
from . import TempDir
def load(s):
return yaml.load(s, Loader=confuse.Loader)
class ParseTest(unittest.TestCase):
def test_dict_parsed_as_ordereddict(self):
v = load("a: b\nc: d")
self.assertTrue(isinstance(v, confuse.OrderedDict))
self.assertEqual(list(v), ['a', 'c'])
def test_string_beginning_with_percent(self):
v = load("foo: %bar")
self.assertEqual(v['foo'], '%bar')
class FileParseTest(unittest.TestCase):
def _parse_contents(self, contents):
with TempDir() as temp:
path = temp.sub('test_config.yaml', contents)
return confuse.load_yaml(path)
def test_load_file(self):
v = self._parse_contents(b'foo: bar')
self.assertEqual(v['foo'], 'bar')
def test_syntax_error(self):
try:
self._parse_contents(b':')
except confuse.ConfigError as exc:
self.assertTrue('test_config.yaml' in exc.name)
else:
self.fail('ConfigError not raised')
def test_reload_conf(self):
with TempDir() as temp:
path = temp.sub('test_config.yaml', b'foo: bar')
config = confuse.Configuration('test', __name__)
config.set_file(filename=path)
self.assertEqual(config['foo'].get(), 'bar')
temp.sub('test_config.yaml', b'foo: bar2\ntest: hello world')
config.reload()
self.assertEqual(config['foo'].get(), 'bar2')
self.assertEqual(config['test'].get(), 'hello world')
def test_tab_indentation_error(self):
try:
self._parse_contents(b"foo:\n\tbar: baz")
except confuse.ConfigError as exc:
self.assertTrue('found tab' in exc.args[0])
else:
self.fail('ConfigError not raised')
class StringParseTest(unittest.TestCase):
def test_load_string(self):
v = confuse.load_yaml_string('foo: bar', 'test')
self.assertEqual(v['foo'], 'bar')
def test_string_syntax_error(self):
try:
confuse.load_yaml_string(':', 'test')
except confuse.ConfigError as exc:
self.assertTrue('test' in exc.name)
else:
self.fail('ConfigError not raised')
def test_string_tab_indentation_error(self):
try:
confuse.load_yaml_string('foo:\n\tbar: baz', 'test')
except confuse.ConfigError as exc:
self.assertTrue('found tab' in exc.args[0])
else:
self.fail('ConfigError not raised')
class ParseAsScalarTest(unittest.TestCase):
def test_text_string(self):
v = confuse.yaml_util.parse_as_scalar('foo', confuse.Loader)
self.assertEqual(v, 'foo')
def test_number_string_to_int(self):
v = confuse.yaml_util.parse_as_scalar('1', confuse.Loader)
self.assertIsInstance(v, int)
self.assertEqual(v, 1)
def test_number_string_to_float(self):
v = confuse.yaml_util.parse_as_scalar('1.0', confuse.Loader)
self.assertIsInstance(v, float)
self.assertEqual(v, 1.0)
def test_bool_string_to_bool(self):
v = confuse.yaml_util.parse_as_scalar('true', confuse.Loader)
self.assertIs(v, True)
def test_empty_string_to_none(self):
v = confuse.yaml_util.parse_as_scalar('', confuse.Loader)
self.assertIs(v, None)
def test_null_string_to_none(self):
v = confuse.yaml_util.parse_as_scalar('null', confuse.Loader)
self.assertIs(v, None)
def test_dict_string_unchanged(self):
v = confuse.yaml_util.parse_as_scalar('{"foo": "bar"}', confuse.Loader)
self.assertEqual(v, '{"foo": "bar"}')
def test_dict_unchanged(self):
v = confuse.yaml_util.parse_as_scalar({'foo': 'bar'}, confuse.Loader)
self.assertEqual(v, {'foo': 'bar'})
def test_list_string_unchanged(self):
v = confuse.yaml_util.parse_as_scalar('["foo", "bar"]', confuse.Loader)
self.assertEqual(v, '["foo", "bar"]')
def test_list_unchanged(self):
v = confuse.yaml_util.parse_as_scalar(['foo', 'bar'], confuse.Loader)
self.assertEqual(v, ['foo', 'bar'])
def test_invalid_yaml_string_unchanged(self):
v = confuse.yaml_util.parse_as_scalar('!', confuse.Loader)
self.assertEqual(v, '!')
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