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# -*- coding: utf-8 -*-
import io
import os
import pytest
import six
from anymarkup_core import *
from test import *
class TestSerialize(object):
"""Note: testing serialization is a bit tricky, since serializing dicts can result
in different order of values in serialized string in different runs.
That means that we can't just test whether the serialized string equals to expected
string. To solve this, we rather parse the serialized string back and make sure
that it equals the original structure.
"""
fixtures = os.path.join(os.path.dirname(__file__), 'fixtures')
def _read_decode(self, file):
if isinstance(file, six.string_types):
file = open(file, 'rb')
else:
file.seek(0)
return file.read().decode('utf-8')
@pytest.mark.parametrize(('struct', 'format'), [
(example_as_dict, 'ini'),
(example_as_dict, 'json'),
(example_as_dict, 'json5'),
(toml_example_as_dict, 'toml'),
(example_as_dict, 'xml'),
(example_as_dict, 'yaml'),
(example_as_ordered_dict, 'yaml'),
])
def test_serialize_basic(self, struct, format):
serialized = serialize(struct, format)
parsed_back = parse(serialized, format)
assert parsed_back == struct
assert type(parsed_back) == type(struct)
def test_serialize_works_with_wb_opened_file(self, tmpdir):
f = os.path.join(str(tmpdir), 'foo.xml')
fhandle = open(f, 'wb+')
serialize(example_as_ordered_dict, 'xml', fhandle)
assert self._read_decode(fhandle) == example_xml
def test_serialize_raises_with_unicode_opened_file(self, tmpdir):
# on Python 2, this can only be simulated with io.open
f = os.path.join(str(tmpdir), 'foo.json')
fhandle = io.open(f, 'w+', encoding='utf-8')
with pytest.raises(AnyMarkupError):
serialize(example_as_dict, 'json', fhandle)
@pytest.mark.parametrize(('struct', 'fmt', 'fname'), [
(example_as_dict, None, 'example.ini'),
(example_as_dict, None, 'example.json'),
(example_as_dict, 'json5', 'example.json5'),
(toml_example_as_dict, 'toml', 'example.toml'),
(example_as_dict, None, 'example.xml'),
(example_as_dict, None, 'example.yaml'),
(example_as_ordered_dict, None, 'example_ordered.yaml'),
])
def test_serialize_file_basic(self, struct, fmt, fname, tmpdir):
f = os.path.join(str(tmpdir), fname)
serialize_file(struct, f)
parsed_back = parse(self._read_decode(f), fmt)
assert parsed_back == struct
assert type(parsed_back) == type(struct)
def test_serialize_file_format_overrides_extension(self, tmpdir):
f = os.path.join(str(tmpdir), 'foo.ini')
serialize_file(example_as_dict, f, 'json')
assert parse(self._read_decode(f)) == example_as_dict
def test_parse_and_serialize_yaml_multiline_string(self):
# https://github.com/bkabrda/anymarkup-core/issues/1
inp = b'foo: |-\n line1\n line2\n line3\n'
assert serialize(parse(inp), 'yaml') == inp
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