tomlplusplus/python/generate_conformance_tests.py
2020-08-03 09:10:06 +03:00

439 lines
12 KiB
Python

#!/usr/bin/env python3
# This file is a part of toml++ and is subject to the the terms of the MIT license.
# Copyright (c) 2019-2020 Mark Gillard <mark.gillard@outlook.com.au>
# See https://github.com/marzer/tomlplusplus/blob/master/LICENSE for the full license text.
# SPDX-License-Identifier: MIT
import sys
import os.path as path
import utils
import io
import re
import json
import yaml # pip install pyyaml
import math
import dateutil.parser # pip install python-dateutil
from datetime import datetime, date, time
def sanitize(s):
s = re.sub(r'[ _:;\/-]+', '_', s, 0, re.I | re.M)
if s in ('bool', 'float', 'int', 'double', 'auto'):
s = s + '_'
return s
def python_value_to_tomlpp(val):
if isinstance(val, str):
if re.fullmatch(r'^[+-]?[0-9]+[eE][+-]?[0-9]+$', val, re.M):
return str(float(val))
else:
return 'R"({})"sv'.format(val)
elif isinstance(val, bool):
return 'true' if val else 'false'
elif isinstance(val, float):
if math.isinf(val):
return f'{"-" if val < 0.0 else ""}std::numeric_limits<double>::infinity()'
elif math.isnan(val):
return 'std::numeric_limits<double>::quiet_NaN()'
else:
return str(val)
elif isinstance(val, int):
if val == 9223372036854775807:
return 'INT64_MAX'
elif val == -9223372036854775808:
return 'INT64_MIN'
else:
return str(val)
elif isinstance(val, (TomlPPArray, TomlPPTable)):
return str(val)
elif isinstance(val, datetime):
offset = None
if val.tzinfo is not None:
offset = val.tzinfo.utcoffset(val)
mins = offset.total_seconds() / 60
offset = (int(mins / 60), int(mins % 60))
return 'toml::date_time{{ {{ {}, {}, {} }}, {{ {}, {}, {}, {}u }}{} }}'.format(
val.year,
val.month,
val.day,
val.hour,
val.minute,
val.second,
val.microsecond*1000,
'' if offset is None else ', {{ {}, {} }}'.format(offset[0], offset[1])
)
elif isinstance(val, date):
return 'toml::date{{ {}, {}, {} }}'.format(
val.year,
val.month,
val.day
)
elif isinstance(val, time):
return 'toml::time{{ {}, {}, {}, {} }}'.format(
val.hour,
val.minute,
val.second,
val.microsecond*1000
)
else:
raise ValueError(str(type(val)))
class TomlPPArray:
def __init__(self, init_data=None):
self.values = init_data if init_data else list()
def render(self, indent = '', indent_declaration = False):
s = ''
if indent_declaration:
s += indent
if len(self.values) == 0:
s += 'toml::array{}'
else:
s += 'toml::array{'
for val in self.values:
s += '\n' + indent + '\t'
if isinstance(val, TomlPPArray) and len(self.values) == 1:
s += 'toml::inserter{'
if isinstance(val, (TomlPPTable, TomlPPArray)) and len(val) > 0:
s += val.render(indent + '\t')
else:
s += python_value_to_tomlpp(val)
if isinstance(val, TomlPPArray) and len(self.values) == 1:
s += '}'
s += ','
s += '\n' + indent + '}'
return s
def __str__(self):
return self.render()
def __len__(self):
return len(self.values)
class TomlPPTable:
def __init__(self, init_data=None):
self.values = init_data if init_data else dict()
def render(self, indent = '', indent_declaration = False):
s = ''
if indent_declaration:
s += indent
if len(self.values) == 0:
s += 'toml::table{}'
else:
s += 'toml::table{{'
for key, val in self.values.items():
s += '\n' + indent + '\t{ '
if isinstance(val, (TomlPPTable, TomlPPArray)) and len(val) > 0:
s += '\n' + indent + '\t\t{},'.format(python_value_to_tomlpp(str(key)))
#s += '\n' + val.render(indent + '\t\t')
s += ' ' + val.render(indent + '\t\t')
s += '\n' + indent + '\t'
else:
s += '{}, {} '.format(python_value_to_tomlpp(str(key)), python_value_to_tomlpp(val))
s += '},'
#else:
#s += '}\n'
s += '\n' + indent + '}}'
return s
def __str__(self):
return self.render()
def __len__(self):
return len(self.values)
def json_to_python(val):
if isinstance(val, dict):
if len(val) == 2 and "type" in val and "value" in val:
val_type = val["type"]
if val_type == "integer":
return int(val["value"])
elif val_type == "float":
return float(val["value"])
elif val_type == "string":
return str(val["value"])
elif val_type == "bool":
return True if val["value"].lower() == "true" else False
elif val_type == "array":
return json_to_python(val["value"])
elif val_type in ("datetime", "date", "time", "datetime-local"):
dt_val = dateutil.parser.parse(val["value"])
if val_type == "date":
return dt_val.date()
elif val_type == "time":
return dt_val.time()
else:
return dt_val
else:
raise ValueError(val_type)
else:
vals = dict()
for k,v in val.items():
vals[k] = json_to_python(v)
return vals
elif isinstance(val, list):
vals = list()
for v in val:
vals.append(json_to_python(v))
return vals
else:
raise ValueError(str(type(val)))
def python_to_tomlpp(node):
if isinstance(node, dict):
table = TomlPPTable()
for key, val in node.items():
table.values[key] = python_to_tomlpp(val)
return table
elif isinstance(node, (set, list, tuple)):
array = TomlPPArray()
for val in node:
array.values.append(python_to_tomlpp(val))
return array
else:
return node
class TomlTest:
def __init__(self, file_path, name, is_valid_case):
self.__name = name
self.__identifier = sanitize(name)
self.__data = utils.read_all_text_from_file(file_path).strip()
self.condition = ''
if is_valid_case:
self.__expected = True
path_base = path.splitext(file_path)[0]
yaml_file = path_base + '.yaml'
if path.exists(yaml_file):
self.__expected = python_to_tomlpp(yaml.load(
utils.read_all_text_from_file(yaml_file),
Loader=yaml.FullLoader
))
else:
json_file = path_base + '.json'
if path.exists(json_file):
self.__expected = python_to_tomlpp(json_to_python(json.loads(
utils.read_all_text_from_file(json_file),
)))
else:
self.__expected = False
def name(self):
return self.__name
def identifier(self):
return self.__identifier
def data(self):
return self.__data
def expected(self):
return self.__expected
def __str__(self):
return 'static constexpr auto {} = R"({})"sv;'.format(
self.__identifier,
self.__data,
)
def load_tests(source_folder, is_valid_set, ignore_list):
tests = []
files = [(fp, path.splitext(path.split(fp)[1])[0]) for fp in utils.get_all_files(source_folder, all="*.toml")]
for file_path,name in files:
if ignore_list and name in ignore_list:
continue
tests.append(TomlTest(file_path, name, is_valid_set))
return tests
def set_condition(tests, condition, names):
for test in tests:
if test.name() in names:
test.condition = condition
def load_valid_inputs(tests, extern_root):
tests['valid']['burntsushi'] = load_tests(path.join(extern_root, 'toml-test', 'tests', 'valid'), True, (
# newline/escape handling tests. these get broken by I/O (I test them separately)
'string-escapes',
# bugged: https://github.com/BurntSushi/toml-test/issues/58
'datetime'
))
tests['valid']['iarna'] = load_tests(path.join(extern_root, 'toml-spec-tests', 'values'), True, (
# these are stress-tests for 'large' datasets. I test these separately. Having them inline in C++ code is insane.
'qa-array-inline-1000',
'qa-array-inline-nested-1000',
'qa-key-literal-40kb',
'qa-key-string-40kb',
'qa-scalar-literal-40kb',
'qa-scalar-literal-multiline-40kb',
'qa-scalar-string-40kb',
'qa-scalar-string-multiline-40kb',
'qa-table-inline-1000',
'qa-table-inline-nested-1000',
# newline/escape handling tests. these get broken by I/O (I test them separately)
'spec-newline-1',
'spec-newline-2',
'spec-newline-3',
'spec-string-escape-1',
'spec-string-escape-2',
'spec-string-escape-3',
'spec-string-escape-4',
'spec-string-escape-5',
'spec-string-escape-6',
'spec-string-escape-7',
'spec-string-escape-8',
'spec-string-escape-9',
# bugged: https://github.com/iarna/toml-spec-tests/issues/3
'spec-date-time-6',
'spec-date-time-local-2',
'spec-time-2',
# breaks gcc:
'spec-string-basic-multiline-4',
))
def load_invalid_inputs(tests, extern_root):
tests['invalid']['burntsushi'] = load_tests(path.join(extern_root, 'toml-test', 'tests', 'invalid'), False, (
# false negatives after TOML 0.4.0
'array-mixed-types-arrays-and-ints',
'array-mixed-types-ints-and-floats',
'array-mixed-types-strings-and-ints'
))
set_condition(tests['invalid']['burntsushi'], '!TOML_LANG_UNRELEASED', (
'datetime-malformed-no-secs',
'inline-table-linebreak',
'multi-line-inline-table',
'string-byte-escapes'
))
tests['invalid']['iarna'] = load_tests(path.join(extern_root, 'toml-spec-tests', 'errors'), False, (
# I test these explicitly in the other test files (they get broken by I/O)
'comment-control-1',
'comment-control-2',
'comment-control-3',
'comment-control-4',
'string-basic-control-1',
'string-basic-control-2',
'string-basic-control-3',
'string-basic-control-4',
'string-basic-multiline-control-1',
'string-basic-multiline-control-2',
'string-basic-multiline-control-3',
'string-basic-multiline-control-4',
'string-literal-control-1',
'string-literal-control-2',
'string-literal-control-3',
'string-literal-control-4',
'string-literal-multiline-control-1',
'string-literal-multiline-control-2',
'string-literal-multiline-control-3',
'string-literal-multiline-control-4'
))
set_condition(tests['invalid']['iarna'], '!TOML_LANG_UNRELEASED', (
'inline-table-trailing-comma',
))
def write_test_file(name, test_cases):
conditions = set()
for test in test_cases:
conditions.add(test.condition)
test_file_path = path.join(utils.get_script_folder(), '..', 'tests', 'conformance_{}.cpp'.format(sanitize(name.strip())))
print("Writing to {}".format(test_file_path))
with open(test_file_path, 'w', encoding='utf-8', newline='\n') as test_file:
write = lambda txt: print(txt, file=test_file)
# preamble
write('// This file is a part of toml++ and is subject to the the terms of the MIT license.')
write('// Copyright (c) 2019-2020 Mark Gillard <mark.gillard@outlook.com.au>')
write('// See https://github.com/marzer/tomlplusplus/blob/master/LICENSE for the full license text.')
write('// SPDX-License-Identifier: MIT')
write('//-----')
write('// this file was generated by generate_conformance_tests.py - do not modify it directly')
write('')
write('#include "tests.h"')
write('using namespace toml::impl;')
write('')
# test data
write('TOML_PUSH_WARNINGS')
write('TOML_DISABLE_ALL_WARNINGS // unused variable spam')
write('')
write('namespace')
write('{')
for test in test_cases:
write('\t{}'.format(test))
write('}')
write('')
write('TOML_POP_WARNINGS')
write('')
# tests
write('TEST_CASE("conformance - {}")'.format(name))
write('{')
for condition in conditions:
if condition != '':
write('')
write('\t#if {}'.format(condition));
for test in test_cases:
if test.condition != condition:
continue
expected = test.expected()
if isinstance(expected, bool):
if expected:
write('\tparsing_should_succeed(FILE_LINE_ARGS, {});'.format(test.identifier()))
else:
write('\tparsing_should_fail(FILE_LINE_ARGS, {});'.format(test.identifier()))
else:
write('\tparsing_should_succeed(FILE_LINE_ARGS, {}, [](toml::table&& tbl)'.format(test.identifier()))
write('\t{')
write('\t\tauto expected = {};'.format(expected.render('\t\t')))
write('\t\tREQUIRE(tbl == expected);')
write('\t});')
write('')
if condition != '':
write('\t#endif // {}'.format(condition));
write('}')
write('')
def main():
extern_root = path.join(utils.get_script_folder(), '..', 'extern')
tests = { 'valid': dict(), 'invalid': dict() }
load_valid_inputs(tests, extern_root)
load_invalid_inputs(tests, extern_root)
for test_type, test_groups in tests.items():
for test_group, test_cases in test_groups.items():
write_test_file('{}/{}'.format(test_group, test_type), test_cases )
if __name__ == '__main__':
utils.run(main)