File tests.py of Package python-djangorestframework-camel-case

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File tests.py of Package python-djangorestframework-camel-case

from copy import deepcopy
from unittest import TestCase, mock

from django.conf import settings
from django.http import QueryDict
from django.utils.functional import lazy
from django.test.client import RequestFactory
from rest_framework.utils.serializer_helpers import ReturnDict

from djangorestframework_camel_case.util import camelize, underscoreize

settings.configure()

from djangorestframework_camel_case.middleware import CamelCaseMiddleWare

class ImportTest(TestCase):
    def test_import_all(self):
        """
        A quick test that just imports everything, should crash in case any Django or DRF modules change
        """
        from djangorestframework_camel_case import parser
        from djangorestframework_camel_case import render
        from djangorestframework_camel_case import settings
        from djangorestframework_camel_case import middleware

assert parser
        assert render
        assert settings
        assert middleware

class UnderscoreToCamelTestCase(TestCase):
    def test_under_to_camel_keys(self):
        data = {
            "two_word": 1,
            "long_key_with_many_underscores": 2,
            "only_1_key": 3,
            "only_one_letter_a": 4,
            "b_only_one_letter": 5,
            "only_c_letter": 6,
            "mix_123123a_and_letters": 7,
            "mix_123123aa_and_letters_complex": 8,
            "no_underscore_before123": 9,
        }
        output = {
            "twoWord": 1,
            "longKeyWithManyUnderscores": 2,
            "only1Key": 3,
            "onlyOneLetterA": 4,
            "bOnlyOneLetter": 5,
            "onlyCLetter": 6,
            "mix123123aAndLetters": 7,
            "mix123123aaAndLettersComplex": 8,
            "noUnderscoreBefore123": 9,
        }
        self.assertEqual(camelize(data), output)

def test_tuples(self):
        data = {"multiple_values": (1, 2), "data": [1, 3, 4]}
        output = {"multipleValues": [1, 2], "data": [1, 3, 4]}
        self.assertEqual(camelize(data), output)

def test_camel_to_under_input_untouched_for_sequence(self):
        data = [{"firstInput": 1}, {"secondInput": 2}]
        reference_input = deepcopy(data)
        camelize(data)
        self.assertEqual(data, reference_input)

def test_recursive_camelize_with_ignored_fields_and_keys(self):
        ignore_fields = ("ignored_field", "newKeyIgnoredField", "ignored_field_and_key", "ignoredFieldAndKey2")
        ignore_keys = ("ignored_key", "newKeyIgnoredKey", "ignored_field_and_key", "ignoredFieldAndKey2")
        data = {
            "ignored_field": {"no_change_recursive": 1},
            "change_me": {"change_recursive": 2},
            "new_key_ignored_field": {"also_no_change": 3},
            "ignored_key": {"also_change_recursive": 4},
            "new_key_ignored_key": {"change_is_here_to_stay": 5},
            "ignored_field_and_key": {"no_change_here": 6},
            "ignored_field_and_key2": {"no_change_here_either": 7},
        }
        output = {
            "ignoredField": {"no_change_recursive": 1},
            "changeMe": {"changeRecursive": 2},
            "newKeyIgnoredField": {"also_no_change": 3},
            "ignored_key": {"alsoChangeRecursive": 4},
            "new_key_ignored_key": {"changeIsHereToStay": 5},
            "ignored_field_and_key": {"no_change_here": 6},
            "ignored_field_and_key2": {"no_change_here_either": 7},
        }
        self.assertEqual(camelize(data, ignore_fields=ignore_fields, ignore_keys=ignore_keys), output)

class CamelToUnderscoreTestCase(TestCase):
    def test_camel_to_under_keys(self):
        data = {
            "twoWord": 1,
            "longKeyWithManyUnderscores": 2,
            "only1Key": 3,
            "onlyOneLetterA": 4,
            "bOnlyOneLetter": 5,
            "onlyCLetter": 6,
            "mix123123aAndLetters": 7,
            "mix123123aaAndLettersComplex": 8,
            "wordWITHCaps": 9,
            "key10": 10,
            "anotherKey1": 11,
            "anotherKey10": 12,
            "optionS1": 13,
            "optionS10": 14,
            "UPPERCASE": 15,
        }
        output = {
            "two_word": 1,
            "long_key_with_many_underscores": 2,
            "only_1_key": 3,
            "only_one_letter_a": 4,
            "b_only_one_letter": 5,
            "only_c_letter": 6,
            "mix_123123a_and_letters": 7,
            "mix_123123aa_and_letters_complex": 8,
            "word_with_caps": 9,
            "key_10": 10,
            "another_key_1": 11,
            "another_key_10": 12,
            "option_s_1": 13,
            "option_s_10": 14,
            "uppercase": 15,
        }
        self.assertEqual(underscoreize(data), output)

def test_camel_to_under_keys_with_no_underscore_before_number(self):
        data = {"noUnderscoreBefore123": 1}
        output = {"no_underscore_before123": 1}
        options = {"no_underscore_before_number": True}
        self.assertEqual(underscoreize(data, **options), output)

def test_under_to_camel_input_untouched_for_sequence(self):
        data = [{"first_input": 1}, {"second_input": 2}]
        reference_input = deepcopy(data)
        underscoreize(data)
        self.assertEqual(data, reference_input)

def test_recursive_underscoreize_with_ignored_fields_and_keys(self):
        ignore_fields = ("ignoredField", "new_key_ignored_field", "ignoredFieldAndKey", "ignored_field_and_key_2")
        ignore_keys = ("ignoredKey", "new_key_ignored_key", "ignoredFieldAndKey", "ignored_field_and_key_2")
        data = {
            "ignoredField": {"noChangeRecursive": 1},
            "changeMeField": {"changeRecursive": 2},
            "newKeyIgnoredField": {"alsoNoChange": 3},
            "ignoredKey": {"changeRecursiveAgain": 4},
            "newKeyIgnoredKey": {"changeIsHereToStay": 5},
            "ignoredFieldAndKey": {"noChangeHere": 6},
            "ignoredFieldAndKey2": {"noChangeHereEither": 7},
        }
        output = {
            "ignored_field": {"noChangeRecursive": 1},
            "change_me_field": {"change_recursive": 2},
            "new_key_ignored_field": {"alsoNoChange": 3},
            "ignoredKey": {"change_recursive_again": 4},
            "newKeyIgnoredKey": {"change_is_here_to_stay": 5},
            "ignoredFieldAndKey": {"noChangeHere": 6},
            "ignoredFieldAndKey2": {"noChangeHereEither": 7},
        }
        self.assertEqual(underscoreize(data, ignore_fields=ignore_fields, ignore_keys=ignore_keys), output)

class NonStringKeyTest(TestCase):
    def test_non_string_key(self):
        data = {1: "test"}
        self.assertEqual(underscoreize(camelize(data)), data)

def return_string(text):
    return text

lazy_func = lazy(return_string, str)

class PromiseStringTest(TestCase):
    def test_promise_strings(self):
        data = {lazy_func("test_key"): lazy_func("test_value value")}
        camelized = camelize(data)
        self.assertEqual(camelized, {"testKey": "test_value value"})
        result = underscoreize(camelized)
        self.assertEqual(result, {"test_key": "test_value value"})

class ReturnDictTest(TestCase):
    def test_return_dict(self):
        data = ReturnDict({"id": 3, "value": "val"}, serializer=object())
        camelized = camelize(data)
        self.assertEqual(data, camelized)
        self.assertEqual(data.serializer, camelized.serializer)

class GeneratorAsInputTestCase(TestCase):
    def _underscore_generator(self):
        yield {"simple_is_better": "than complex"}
        yield {"that_is": "correct"}

def _camel_generator(self):
        yield {"simpleIsBetter": "than complex"}
        yield {"thatIs": "correct"}

def test_camelize_iterates_over_generator(self):
        data = self._underscore_generator()
        output = [{"simpleIsBetter": "than complex"}, {"thatIs": "correct"}]
        self.assertEqual(camelize(data), output)

def test_underscoreize_iterates_over_generator(self):
        data = self._camel_generator()
        output = [{"simple_is_better": "than complex"}, {"that_is": "correct"}]
        self.assertEqual(underscoreize(data), output)

class CamelToUnderscoreQueryDictTestCase(TestCase):
    def test_camel_to_under_keys(self):
        query_dict = QueryDict("testList=1&testList=2", mutable=True)
        data = {
            "twoWord": 1,
            "longKeyWithManyUnderscores": 2,
            "only1Key": 3,
            "onlyOneLetterA": 4,
            "bOnlyOneLetter": 5,
            "onlyCLetter": 6,
            "mix123123aAndLetters": 7,
            "mix123123aaAndLettersComplex": 8,
            "wordWITHCaps": 9,
            "key10": 10,
            "anotherKey1": 11,
            "anotherKey10": 12,
            "optionS1": 13,
            "optionS10": 14,
            "UPPERCASE": 15,
        }
        query_dict.update(data)

output_query = QueryDict("test_list=1&test_list=2", mutable=True)

output = {
            "two_word": 1,
            "long_key_with_many_underscores": 2,
            "only_1_key": 3,
            "only_one_letter_a": 4,
            "b_only_one_letter": 5,
            "only_c_letter": 6,
            "mix_123123a_and_letters": 7,
            "mix_123123aa_and_letters_complex": 8,
            "word_with_caps": 9,
            "key_10": 10,
            "another_key_1": 11,
            "another_key_10": 12,
            "option_s_1": 13,
            "option_s_10": 14,
            "uppercase": 15,
        }
        output_query.update(output)
        self.assertEqual(underscoreize(query_dict), output_query)

class CamelCaseMiddleWareTestCase(TestCase):
    def test_camel_case_to_underscore_query_params(self):
        get_response_mock = mock.MagicMock()
        middleware = CamelCaseMiddleWare(get_response_mock)
        query_dict = QueryDict("testList=1&testList=2", mutable=True)
        data = {
            "twoWord": "1",
            "longKeyWithManyUnderscores": "2",
            "only1Key": "3",
            "onlyOneLetterA": "4",
            "bOnlyOneLetter": "5",
            "onlyCLetter": "6",
            "mix123123aAndLetters": "7",
            "mix123123aaAndLettersComplex": "8",
            "wordWITHCaps": "9",
            "key10": "10",
            "anotherKey1": "11",
            "anotherKey10": "12",
            "optionS1": "13",
            "optionS10": "14",
            "UPPERCASE": "15",
        }
        query_dict.update(data)

output_query = QueryDict("test_list=1&test_list=2", mutable=True)

output = {
            "two_word": "1",
            "long_key_with_many_underscores": "2",
            "only_1_key": "3",
            "only_one_letter_a": "4",
            "b_only_one_letter": "5",
            "only_c_letter": "6",
            "mix_123123a_and_letters": "7",
            "mix_123123aa_and_letters_complex": "8",
            "word_with_caps": "9",
            "key_10": "10",
            "another_key_1": "11",
            "another_key_10": "12",
            "option_s_1": "13",
            "option_s_10": "14",
            "uppercase": "15",
        }
        output_query.update(output)
        request = RequestFactory().get("/", query_dict)

middleware(request)
        (args, kwargs) = get_response_mock.call_args
        self.assertEqual(args[0].GET, output_query)

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File tests.py of Package python-djangorestframework-camel-case

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