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JSONPath.update_or_create()
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import doctest | ||
from collections import namedtuple | ||
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import pytest | ||
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import jsonpath_ng | ||
from jsonpath_ng.ext import parse | ||
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Params = namedtuple('Params', 'string initial_data insert_val target') | ||
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@pytest.mark.parametrize('string, initial_data, insert_val, target', [ | ||
Params(string='$.foo', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': 42}), | ||
Params(string='$.foo.bar', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': {'bar': 42}}), | ||
Params(string='$.foo[0]', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [42]}), | ||
Params(string='$.foo[1]', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [{}, 42]}), | ||
Params(string='$.foo[0].bar', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [{'bar': 42}]}), | ||
Params(string='$.foo[1].bar', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [{}, {'bar': 42}]}), | ||
Params(string='$.foo[0][0]', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [[42]]}), | ||
Params(string='$.foo[1][1]', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [{}, [{}, 42]]}), | ||
Params(string='foo[0]', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [42]}), | ||
Params(string='foo[1]', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [{}, 42]}), | ||
Params(string='foo', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': 42}), | ||
# Initial data can be a list if we expect a list back | ||
Params(string='[0]', | ||
initial_data=[], | ||
insert_val=42, | ||
target=[42]), | ||
Params(string='[1]', | ||
initial_data=[], | ||
insert_val=42, | ||
target=[{}, 42]), | ||
# Converts initial data to a list if necessary | ||
Params(string='[0]', | ||
initial_data={}, | ||
insert_val=42, | ||
target=[42]), | ||
Params(string='[1]', | ||
initial_data={}, | ||
insert_val=42, | ||
target=[{}, 42]), | ||
Params(string='foo[?bar="baz"].qux', | ||
initial_data={'foo': [ | ||
{'bar': 'baz'}, | ||
{'bar': 'bizzle'}, | ||
]}, | ||
insert_val=42, | ||
target={'foo': [ | ||
{'bar': 'baz', 'qux': 42}, | ||
{'bar': 'bizzle'} | ||
]}), | ||
]) | ||
def test_update_or_create(string, initial_data, insert_val, target): | ||
jsonpath = parse(string) | ||
result = jsonpath.update_or_create(initial_data, insert_val) | ||
assert result == target | ||
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@pytest.mark.parametrize('string, initial_data, insert_val, target', [ | ||
# Slice not supported | ||
Params(string='foo[0:1]', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [42, 42]}), | ||
# result is {'foo': {}} | ||
# Filter does not create items to meet criteria | ||
Params(string='foo[?bar="baz"].qux', | ||
initial_data={}, | ||
insert_val=42, | ||
target={'foo': [{'bar': 'baz', 'qux': 42}]}), | ||
# result is {'foo': {}} | ||
# Does not convert initial data to a dictionary | ||
Params(string='foo', | ||
initial_data=[], | ||
insert_val=42, | ||
target={'foo': 42}), | ||
# raises TypeError | ||
]) | ||
@pytest.mark.xfail | ||
def test_unsupported_classes(string, initial_data, insert_val, target): | ||
jsonpath = parse(string) | ||
result = jsonpath.update_or_create(initial_data, insert_val) | ||
assert result == target | ||
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@pytest.mark.parametrize('string, initial_data, insert_val, target', [ | ||
Params(string='$.name[0].text', | ||
initial_data={}, | ||
insert_val='Sir Michael', | ||
target={'name': [{'text': 'Sir Michael'}]}), | ||
Params(string='$.name[0].given[0]', | ||
initial_data={'name': [{'text': 'Sir Michael'}]}, | ||
insert_val='Michael', | ||
target={'name': [{'text': 'Sir Michael', | ||
'given': ['Michael']}]}), | ||
Params(string='$.name[0].prefix[0]', | ||
initial_data={'name': [{'text': 'Sir Michael', | ||
'given': ['Michael']}]}, | ||
insert_val='Sir', | ||
target={'name': [{'text': 'Sir Michael', | ||
'given': ['Michael'], | ||
'prefix': ['Sir']}]}), | ||
Params(string='$.birthDate', | ||
initial_data={'name': [{'text': 'Sir Michael', | ||
'given': ['Michael'], | ||
'prefix': ['Sir']}]}, | ||
insert_val='1943-05-05', | ||
target={'name': [{'text': 'Sir Michael', | ||
'given': ['Michael'], | ||
'prefix': ['Sir']}], | ||
'birthDate': '1943-05-05'}), | ||
]) | ||
def test_build_doc(string, initial_data, insert_val, target): | ||
jsonpath = parse(string) | ||
result = jsonpath.update_or_create(initial_data, insert_val) | ||
assert result == target | ||
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def test_doctests(): | ||
results = doctest.testmod(jsonpath_ng) | ||
assert results.failed == 0 |