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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import unittest
from dotty_dict import Dotty, dotty
class TestDottyValueAccess(unittest.TestCase):
def setUp(self):
self.dot = dotty({
'flat_key': 'flat value',
'deep': {
'nested': 12,
'deeper': {
'secret': 'abcd',
'ridiculous': {
'hell': 'is here',
},
},
},
})
def test_access_flat_value(self):
self.assertEqual(self.dot['flat_key'], 'flat value')
# noinspection PyUnusedLocal
def test_raise_key_error_if_key_does_not_exist(self):
with self.assertRaises(KeyError):
val = self.dot['not_existing'] # noqa
def test_access_deep_nested_value(self):
self.assertEqual(self.dot['deep.nested'], 12)
def test_access_middle_nested_value(self):
self.assertDictEqual(self.dot['deep.deeper.ridiculous'],
{'hell': 'is here'})
def test_set_flat_value(self):
self.dot['new_flat'] = 'super flat'
self.assertIn('new_flat', self.dot)
def test_set_deep_nested_value(self):
self.dot['deep.new_key'] = 'new value'
self.assertIn('new_key', self.dot['deep'])
def test_set_new_deeply_nested_value(self):
self.dot['other.chain.of.keys'] = True
self.assertDictEqual(self.dot._data, {
'flat_key': 'flat value',
'deep': {
'nested': 12,
'deeper': {
'secret': 'abcd',
'ridiculous': {
'hell': 'is here',
},
},
},
'other': {
'chain': {
'of': {
'keys': True,
},
},
},
})
def test_dotty_has_flat_key(self):
self.assertIn('flat_key', self.dot)
def test_dotty_has_deeply_nested_key(self):
self.assertIn('deep.nested', self.dot)
def test_dotty_has_not_flat_key(self):
self.assertNotIn('some_key', self.dot)
def test_dotty_has_not_deeply_nested_key(self):
self.assertNotIn('deep.other.chain', self.dot)
def test_has_in(self):
result = 'deep.deeper.secret' in self.dot
self.assertTrue(result)
def test_has_not_in(self):
result = 'deep.other' in self.dot
self.assertFalse(result)
def test_delete_flat_key(self):
del self.dot['flat_key']
self.assertDictEqual(self.dot._data, {
'deep': {
'nested': 12,
'deeper': {
'secret': 'abcd',
'ridiculous': {
'hell': 'is here',
},
},
},
})
def test_delete_nested_key(self):
del self.dot['deep.deeper.secret']
self.assertDictEqual(self.dot._data, {
'flat_key': 'flat value',
'deep': {
'nested': 12,
'deeper': {
'ridiculous': {
'hell': 'is here',
},
},
},
})
def test_raise_key_error_on_delete_not_existing_key(self):
with self.assertRaises(KeyError):
del self.dot['deep.deeper.key']
def test_set_value_with_escaped_separator(self):
self.dot[r'deep.deeper.escaped\.dot_key'] = 'it works!'
self.assertDictEqual(self.dot._data, {
'flat_key': 'flat value',
'deep': {
'nested': 12,
'deeper': {
'escaped.dot_key': 'it works!',
'secret': 'abcd',
'ridiculous': {
'hell': 'is here',
},
},
},
})
def test_get_value_with_escaped_separator(self):
dot = dotty({
'flat_key': 'flat value',
'deep': {
'nested': 12,
'deeper': {
'escaped.dot_key': 'it works!',
'secret': 'abcd',
'ridiculous': {
'hell': 'is here',
},
},
},
})
result = dot[r'deep.deeper.escaped\.dot_key']
self.assertEqual(result, 'it works!')
def test_get_value_with_escaped_escape_separator(self):
dot = dotty({
'flat_key': 'flat value',
'deep': {
'nested': 12,
'deeper': {
'escaped\\': {
'dot_key': 'it works!',
},
'secret': 'abcd',
'ridiculous': {
'hell': 'is here',
},
},
},
})
result = dot[r'deep.deeper.escaped\\.dot_key']
self.assertEqual(result, 'it works!')
def test_use_custom_separator_and_custom_escape_char(self):
sep = ','
esc = '$'
dot = Dotty({}, separator=sep, esc_char=esc)
dot['abcd,efg,hij'] = 'test'
dot['abcd,efg$,hij'] = 'test2'
dot[r'abcd,efg\$,hij'] = 'test3'
self.assertDictEqual(dot._data, {
'abcd': {
'efg': {
'hij': 'test',
},
'efg,hij': 'test2',
'efg$': {
'hij': 'test3',
},
},
})
def test_string_digit_key(self):
dot = dotty({'field': {
'1': 'one',
'5': 'five'
}})
dict_one = dot['field.1']
dict_five = dot['field.5']
self.assertEqual(dict_one, 'one')
self.assertEqual(dict_five, 'five')
def test_integer_keys(self):
dot = dotty({'field': {
1: 'one',
5: 'five'
}})
dict_one = dot['field.1']
dict_five = dot['field.5']
self.assertEqual(dict_one, 'one')
self.assertEqual(dict_five, 'five')
def test_data_gathering_with_int(self):
dot = dotty({
'2': 'string_value',
2: 'int_value',
'nested': {
'2': 'nested_string_value',
3: 'nested_int_value'
}
})
dict_string = dot['2']
dict_int = dot[2]
nested_dict_string = dot['nested.2']
nested_dict_int = dot['nested.3']
self.assertEqual(dict_string, 'string_value')
self.assertEqual(dict_int, 'int_value')
self.assertEqual(nested_dict_string, 'nested_string_value')
self.assertEqual(nested_dict_int, 'nested_int_value')
def test_non_standard_key_types(self):
dot = Dotty({
3.3: 'float',
True: 'bool',
None: 'None',
'nested': {
4.4: 'nested_float'
}
}, separator=',')
dict_float = dot[3.3]
dict_bool = dot[True]
dict_none = dot[None]
nested_dict_float = dot['nested,4.4']
self.assertEqual(dict_float, 'float')
self.assertEqual(dict_bool, 'bool')
self.assertEqual(dict_none, 'None')
self.assertEqual(nested_dict_float, 'nested_float')
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