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import os
import sys
import tempfile
import unittest
import functools
import itertools
from bottle import ConfigDict
class TestConfDict(unittest.TestCase):
def test_isadict(self):
""" ConfigDict should behaves like a normal dict. """
# It is a dict-subclass, so this kind of pointless, but it doen't hurt.
d, m = dict(), ConfigDict()
d['key'], m['key'] = 'value', 'value'
d['k2'], m['k2'] = 'v1', 'v1'
d['k2'], m['k2'] = 'v2', 'v2'
self.assertEqual(d.keys(), m.keys())
self.assertEqual(list(d.values()), list(m.values()))
self.assertEqual(d.get('key'), m.get('key'))
self.assertEqual(d.get('cay'), m.get('cay'))
self.assertEqual(list(iter(d)), list(iter(m)))
self.assertEqual([k for k in d], [k for k in m])
self.assertEqual(len(d), len(m))
self.assertEqual('key' in d, 'key' in m)
self.assertEqual('cay' in d, 'cay' in m)
self.assertRaises(KeyError, lambda: m['cay'])
self.assertEqual(d.setdefault('key', "Val2"), m.setdefault('key', "Val2"))
self.assertEqual(d.setdefault('key', "Val3"), m.setdefault('key', "Val3"))
self.assertEqual(d.get('key'), m.get('key'))
with self.assertRaises(KeyError):
del m['No key']
def test_write(self):
c = ConfigDict()
c['key'] = 'value'
self.assertEqual(c['key'], 'value')
self.assertTrue('key' in c)
c['key'] = 'value2'
self.assertEqual(c['key'], 'value2')
def test_update(self):
c = ConfigDict()
c['key'] = 'value'
c.update(key='value2', key2='value3')
self.assertEqual(c['key'], 'value2')
self.assertEqual(c['key2'], 'value3')
def test_string_save_keys(self):
c = ConfigDict()
with self.assertRaises(TypeError):
c[5] = 'value'
with self.assertRaises(TypeError):
c.load_dict({5: 'value'})
def test_namespaces(self):
c = ConfigDict()
c.update('a.b', key='value')
self.assertEqual(c['a.b.key'], 'value')
def test_meta(self):
c = ConfigDict()
c.meta_set('bool', 'filter', bool)
c.meta_set('int', 'filter', int)
c['bool'] = 'I am so true!'
c['int'] = '6'
self.assertTrue(c['bool'] is True)
self.assertEqual(c['int'], 6)
self.assertRaises(ValueError, lambda: c.update(int='not an int'))
def test_load_dict(self):
c = ConfigDict()
d = dict(a=dict(b=dict(foo=5, bar=6), baz=7))
c.load_dict(d)
self.assertEqual(c['a.b.foo'], 5)
self.assertEqual(c['a.b.bar'], 6)
self.assertEqual(c['a.baz'], 7)
# unicode keys (see issue #720)
try:
key = unichr(12354)
except NameError:
key = chr(12354)
c = ConfigDict()
c.load_dict({key: 'value'})
self.assertEqual('value', c[key])
c = ConfigDict()
c.load_dict({key: {'subkey': 'value'}})
self.assertEqual('value', c[key + '.subkey'])
def test_load_module(self):
c = ConfigDict()
c.load_module('example_settings', True)
self.assertEqual(c['A.B.C'], 3)
c = ConfigDict()
c.load_module('example_settings', False)
self.assertEqual(c['A']['B']['C'], 3)
def test_overlay(self):
source = ConfigDict()
source['key'] = 'source'
intermediate = source._make_overlay()
overlay = intermediate._make_overlay()
# Overlay contains values from source
self.assertEqual(overlay['key'], 'source')
self.assertEqual(overlay.get('key'), 'source')
self.assertTrue('key' in overlay)
# Overlay is updated with source
source['key'] = 'source2'
self.assertEqual(source['key'], 'source2')
self.assertEqual(overlay['key'], 'source2')
# Overlay 'overlays' source (hence the name)
overlay['key'] = 'overlay'
self.assertEqual(source['key'], 'source2')
self.assertEqual(intermediate['key'], 'source2')
self.assertEqual(overlay['key'], 'overlay')
# Deleting an overlayed key restores the value from source
del overlay['key']
self.assertEqual(source['key'], 'source2')
self.assertEqual(overlay['key'], 'source2')
# Deleting a virtual key is actually not possible.
with self.assertRaises(KeyError):
del overlay['key']
# Deleting a key in the source also removes it from overlays.
del source['key']
self.assertTrue('key' not in overlay)
self.assertTrue('key' not in intermediate)
self.assertTrue('key' not in source)
# New keys in source are copied to overlay
source['key2'] = 'source'
self.assertEqual(source['key2'], 'source')
self.assertEqual(intermediate['key2'], 'source')
self.assertEqual(overlay['key2'], 'source')
# New keys in overlay do not change the source
overlay['key3'] = 'overlay'
self.assertEqual(overlay['key3'], 'overlay')
self.assertTrue('key3' not in intermediate)
self.assertTrue('key3' not in source)
# Setting the same key in the source does not affect the overlay
# because it already has this key.
source['key3'] = 'source'
self.assertEqual(source['key3'], 'source')
self.assertEqual(intermediate['key3'], 'source')
self.assertEqual(overlay['key3'], 'overlay')
# But as soon as the overlayed key is deleted, it gets the
# copy from the source
del overlay['key3']
self.assertEqual(source['key3'], 'source')
self.assertEqual(overlay['key3'], 'source')
def test_gc_overlays(self):
root = ConfigDict()
overlay = root._make_overlay()
del overlay
import gc; gc.collect()
root._make_overlay() # This triggers the weakref-collect
self.assertEqual(len(root._overlays), 1)
class TestINIConfigLoader(unittest.TestCase):
@classmethod
def setUpClass(self):
self.config_file = tempfile.NamedTemporaryFile(suffix='.example.ini',
delete=True)
self.config_file.write(b'[DEFAULT]\n'
b'default: 45\n'
b'[bottle]\n'
b'port = 8080\n'
b'[ROOT]\n'
b'namespace.key = test\n'
b'[NameSpace.Section]\n'
b'sub.namespace.key = test2\n'
b'default = otherDefault\n'
b'[compression]\n'
b'status=single\n')
self.config_file.flush()
@classmethod
def tearDownClass(self):
self.config_file.close()
def test_load_config(self):
c = ConfigDict()
c.load_config(self.config_file.name)
self.assertDictEqual({
'compression.default': '45',
'compression.status': 'single',
'default': '45',
'namespace.key': 'test',
'namespace.section.default': 'otherDefault',
'namespace.section.sub.namespace.key': 'test2',
'port': '8080'}, c)
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