searxng/tests/unit/test_js_variable_to_python.py

284 lines
9.9 KiB
Python

# -*- coding: utf-8 -*-
"""
Tests for the function searx.utils.js_variable_to_python
The tests are copied from https://github.com/Nykakin/chompjs/blob/c1501b5cd82c0044539875331745b820e7bfd067/chompjs/test_parser.py
Comment out tests do not pass
"""
import math
from parameterized import parameterized
from searx.utils import js_variable_to_python
from tests import SearxTestCase
class TestParser(SearxTestCase):
@parameterized.expand(
[
("{'hello': 'world'}", {'hello': 'world'}),
("{'hello': 'world', 'my': 'master'}", {'hello': 'world', 'my': 'master'}),
(
"{'hello': 'world', 'my': {'master': 'of Orion'}, 'test': 'xx'}",
{'hello': 'world', 'my': {'master': 'of Orion'}, 'test': 'xx'},
),
("{}", {}),
]
)
def test_parse_object(self, js, expected_py):
py = js_variable_to_python(js)
self.assertEqual(py, expected_py)
@parameterized.expand(
[
("[]", []),
("[[[]]]", [[[]]]),
("[[[1]]]", [[[1]]]),
("[1]", [1]),
("[1, 2, 3, 4]", [1, 2, 3, 4]),
("['h', 'e', 'l', 'l', 'o']", ['h', 'e', 'l', 'l', 'o']),
("[[[[[[[[[[[[[[[1]]]]]]]]]]]]]]]", [[[[[[[[[[[[[[[1]]]]]]]]]]]]]]]),
]
)
def test_parse_list(self, js, expected_py):
py = js_variable_to_python(js)
self.assertEqual(py, expected_py)
@parameterized.expand(
[
("{'hello': [], 'world': [0]}", {'hello': [], 'world': [0]}),
("{'hello': [1, 2, 3, 4]}", {'hello': [1, 2, 3, 4]}),
("[{'a':12}, {'b':33}]", [{'a': 12}, {'b': 33}]),
(
"[false, {'true': true, `pies`: \"kot\"}, false,]",
[False, {"true": True, 'pies': 'kot'}, False],
),
(
"{a:1,b:1,c:1,d:1,e:1,f:1,g:1,h:1,i:1,j:1}",
{k: 1 for k in 'abcdefghij'},
),
(
"{'a':[{'b':1},{'c':[{'d':{'f':{'g':[1,2]}}},{'e':1}]}]}",
{'a': [{'b': 1}, {'c': [{'d': {'f': {'g': [1, 2]}}}, {'e': 1}]}]},
),
]
)
def test_parse_mixed(self, js, expected_py):
py = js_variable_to_python(js)
self.assertEqual(py, expected_py)
@parameterized.expand(
[
("{'hello': 12, 'world': 10002.21}", {'hello': 12, 'world': 10002.21}),
("[12, -323, 0.32, -32.22, .2, - 4]", [12, -323, 0.32, -32.22, 0.2, -4]),
('{"a": -12, "b": - 5}', {'a': -12, 'b': -5}),
("{'a': true, 'b': false, 'c': null}", {'a': True, 'b': False, 'c': None}),
("[\"\\uD834\\uDD1E\"]", ['𝄞']),
("{'a': '123\\'456\\n'}", {'a': "123'456\n"}),
("['\u00E9']", ['é']),
('{"cache":{"\u002Ftest\u002F": 0}}', {'cache': {'/test/': 0}}),
('{"a": 3.125e7}', {'a': 3.125e7}),
('''{"a": "b\\'"}''', {'a': "b'"}),
('{"a": .99, "b": -.1}', {"a": 0.99, "b": -0.1}),
('["/* ... */", "// ..."]', ["/* ... */", "// ..."]),
('{"inclusions":["/*","/"]}', {'inclusions': ['/*', '/']}),
]
)
def test_parse_standard_values(self, js, expected_py):
py = js_variable_to_python(js)
self.assertEqual(py, expected_py)
def test_parse_nan(self):
js = '{"A": NaN}'
py = js_variable_to_python(js)
self.assertTrue(math.isnan(py["A"]))
@parameterized.expand(
[
("{abc: 100, dev: 200}", {'abc': 100, 'dev': 200}),
("{abcdefghijklmnopqrstuvwxyz: 12}", {"abcdefghijklmnopqrstuvwxyz": 12}),
# (
# "{age: function(yearBorn,thisYear) {return thisYear - yearBorn;}}",
# {"age": "function(yearBorn,thisYear) {return thisYear - yearBorn;}"}
# ),
# (
# "{\"abc\": function() {return '])))))))))))))))';}}",
# {"abc": "function() {return '])))))))))))))))';}"},
# ),
('{"a": undefined}', {"a": None}), # chompjs returns {"a": "undefined"}
('[undefined, undefined]', [None, None]), # chompjs returns ["undefined", "undefined"]
("{_a: 1, $b: 2}", {"_a": 1, "$b": 2}),
# ("{regex: /a[^d]{1,12}/i}", {'regex': '/a[^d]{1,12}/i'}),
# ("{'a': function(){return '\"'}}", {'a': 'function(){return \'"\'}'}),
("{1: 1, 2: 2, 3: 3, 4: 4}", {'1': 1, '2': 2, '3': 3, '4': 4}),
("{'a': 121.}", {'a': 121.0}),
]
)
def test_parse_strange_values(self, js, expected_py):
py = js_variable_to_python(js)
self.assertEqual(py, expected_py)
@parameterized.expand(
[
# ('{"a": {"b": [12, 13, 14]}}text text', {"a": {"b": [12, 13, 14]}}),
# ('var test = {"a": {"b": [12, 13, 14]}}', {"a": {"b": [12, 13, 14]}}),
('{"a":\r\n10}', {'a': 10}),
("{'foo': 0,\r\n}", {'foo': 0}),
("{truefalse: 0, falsefalse: 1, nullnull: 2}", {'truefalse': 0, 'falsefalse': 1, 'nullnull': 2}),
]
)
def test_strange_input(self, js, expected_py):
py = js_variable_to_python(js)
self.assertEqual(py, expected_py)
@parameterized.expand(
[
("[0]", [0]),
("[1]", [1]),
("[12]", [12]),
("[12_12]", [1212]),
# ("[0x12]", [18]),
# ("[0xab]", [171]),
# ("[0xAB]", [171]),
# ("[0X12]", [18]),
# ("[0Xab]", [171]),
# ("[0XAB]", [171]),
# ("[01234]", [668]),
# ("[0o1234]", [668]),
# ("[0O1234]", [668]),
# ("[0b1111]", [15]),
# ("[0B1111]", [15]),
("[-0]", [-0]),
("[-1]", [-1]),
("[-12]", [-12]),
("[-12_12]", [-1212]),
# ("[-0x12]", [-18]),
# ("[-0xab]", [-171]),
# ("[-0xAB]", [-171]),
# ("[-0X12]", [-18]),
# ("[-0Xab]", [-171]),
# ("[-0XAB]", [-171]),
# ("[-01234]", [-668]),
# ("[-0o1234]", [-668]),
# ("[-0O1234]", [-668]),
# ("[-0b1111]", [-15]),
# ("[-0B1111]", [-15]),
]
)
def test_integer_numeric_values(self, js, expected_py):
py = js_variable_to_python(js)
self.assertEqual(py, expected_py)
@parameterized.expand(
[
("[0.32]", [0.32]),
("[-0.32]", [-0.32]),
("[.32]", [0.32]),
("[-.32]", [-0.32]),
("[12.]", [12.0]),
("[-12.]", [-12.0]),
("[12.32]", [12.32]),
("[-12.12]", [-12.12]),
("[3.1415926]", [3.1415926]),
("[.123456789]", [0.123456789]),
("[.0123]", [0.0123]),
("[0.0123]", [0.0123]),
("[-.0123]", [-0.0123]),
("[-0.0123]", [-0.0123]),
("[3.1E+12]", [3.1e12]),
("[3.1e+12]", [3.1e12]),
("[.1e-23]", [0.1e-23]),
("[.1e-23]", [0.1e-23]),
]
)
def test_float_numeric_values(self, js, expected_py):
py = js_variable_to_python(js)
self.assertEqual(py, expected_py)
# @parameterized.expand([
# ('["Test\\nDrive"]\n{"Test": "Drive"}', [['Test\nDrive'], {'Test': 'Drive'}]),
# ])
# def test_jsonlines(self, js, expected_py):
# py = js_variable_to_python(js)
# self.assertEqual(py, expected_py)
class TestParserExceptions(SearxTestCase):
@parameterized.expand(
[
('}{', ValueError),
('', ValueError),
(None, ValueError),
]
)
def test_exceptions(self, js, expected_exception):
with self.assertRaises(expected_exception):
js_variable_to_python(js)
@parameterized.expand(
[
("{whose: 's's', category_name: '>'}", ValueError),
]
)
def test_malformed_input(self, in_data, expected_exception):
with self.assertRaises(expected_exception):
js_variable_to_python(in_data)
@parameterized.expand(
[
(
'{"test": """}',
ValueError,
'js_variable_to_python creates invalid JSON',
),
]
)
def test_error_messages(self, js, expected_exception, expected_exception_text):
with self.assertRaisesRegex(expected_exception, expected_exception_text):
js_variable_to_python(js)
# class TestOptions(SearxTestCase):
# @parameterized.expand(
# [
# ('{\\\"a\\\": 12}', {'a': 12}),
# ]
# )
# def test_unicode_escape(self, js, expected_py):
# py = js_variable_to_python(js)
# self.assertEqual(py, expected_py)
class TestParseJsonObjects(SearxTestCase):
@parameterized.expand(
[
# ("", []),
# ("aaaaaaaaaaaaaaaa", []),
# (" ", []),
(" {'a': 12}", [{'a': 12}]),
# ("[1, 2, 3, 4]xxxxxxxxxxxxxxxxxxxxxxxx", [[1, 2, 3, 4]]),
# ("[12] [13] [14]", [[12], [13], [14]]),
# ("[10] {'a': [1, 1, 1,]}", [[10], {'a': [1, 1, 1]}]),
# ("[1][1][1]", [[1], [1], [1]]),
# ("[1] [2] {'a': ", [[1], [2]]),
# ("[]", [[]]),
# ("[][][][]", [[], [], [], []]),
("{}", [{}]),
# ("{}{}{}{}", [{}, {}, {}, {}]),
# ("{{}}{{}}", []),
# ("[[]][[]]", [[[]], [[]]]),
# ("{am: 'ab'}\n{'ab': 'xx'}", [{'am': 'ab'}, {'ab': 'xx'}]),
# (
# 'function(a, b, c){ /* ... */ }({"a": 12}, Null, [1, 2, 3])',
# [{}, {'a': 12}, [1, 2, 3]],
# ),
# ('{"a": 12, broken}{"c": 100}', [{'c': 100}]),
# ('[12,,,,21][211,,,][12,12][12,,,21]', [[12, 12]]),
]
)
def test_parse_json_objects(self, js, expected_py):
py_in_list = [js_variable_to_python(js)]
self.assertEqual(py_in_list, expected_py)