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add test_param_src.py
Change-Id: I03087b84030fddae98b965e0075d44e04ec6ba5c
This commit is contained in:
Neels Hofmeyr
216
tests/unittests/test_param_src.py
Executable file
216
tests/unittests/test_param_src.py
Executable file
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#!/usr/bin/env python3
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# (C) 2025 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
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#
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# Author: Neels Hofmeyr
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import sys
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import math
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from importlib import resources
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import unittest
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from pySim.esim.saip import param_source
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import xo
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update_expected_output = False
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class D:
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mandatory = set()
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optional = set()
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def __init__(self, **kwargs):
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if (set(kwargs.keys()) - set(self.optional)) != set(self.mandatory):
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raise RuntimeError(f'{self.__class__.__name__}.__init__():'
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f' {set(kwargs.keys())=!r} - {self.optional=!r} != {self.mandatory=!r}')
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for k, v in kwargs.items():
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setattr(self, k, v)
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for k in self.optional:
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if not hasattr(self, k):
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setattr(self, k, None)
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decimals = '0123456789'
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hexadecimals = '0123456789abcdefABCDEF'
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class FakeRandom:
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vals = b'\xab\xcfm\xf0\x98J_\xcf\x96\x87fp5l\xe7f\xd1\xd6\x97\xc1\xf9]\x8c\x86+\xdb\t^ke\xc1r'
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i = 0
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@classmethod
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def next(cls):
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cls.i = (cls.i + 1) % len(cls.vals)
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return cls.vals[cls.i]
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@staticmethod
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def randint(a, b):
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d = b - a
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n_bytes = math.ceil(math.log(d, 2))
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r = int.from_bytes( bytes(FakeRandom.next() for i in range(n_bytes)) )
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return a + (r % (b - a))
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@staticmethod
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def randbytes(n):
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return bytes(FakeRandom.next() for i in range(n))
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class ParamSourceTest(unittest.TestCase):
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def test_param_source(self):
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class ParamSourceTest(D):
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mandatory = (
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'param_source',
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'n',
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'expect',
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)
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optional = (
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'expect_arg',
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'csv_rows',
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)
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def expect_const(t, vals):
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return tuple(t.expect_arg) == tuple(vals)
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def expect_random(t, vals):
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chars = t.expect_arg.get('digits')
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repetitions = (t.n - len(set(vals)))
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if repetitions:
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raise RuntimeError(f'expect_random: there are {repetitions} repetitions in the returned values: {vals}')
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for val_i in range(len(vals)):
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v = vals[val_i]
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val_minlen = t.expect_arg.get('val_minlen')
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val_maxlen = t.expect_arg.get('val_maxlen')
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if len(v) < val_minlen or len(v) > val_maxlen:
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raise RuntimeError(f'expect_random: invalid length {len(v)} for value [{val_i}]: {v!r}, expecting'
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f' {val_minlen}..{val_maxlen}')
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if chars is not None and not all(c in chars for c in v):
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raise RuntimeError(f'expect_random: invalid char in value [{val_i}]: {v!r}')
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return True
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param_source_tests = [
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ParamSourceTest(param_source=param_source.ConstantSource.from_str('123'),
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n=3,
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expect=expect_const,
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expect_arg=('123', '123', '123')
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),
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ParamSourceTest(param_source=param_source.RandomDigitSource.from_str('12345'),
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n=3,
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expect=expect_random,
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expect_arg={'digits': decimals,
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'val_minlen': 5,
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'val_maxlen': 5,
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},
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),
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ParamSourceTest(param_source=param_source.RandomDigitSource.from_str('1..999'),
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n=10,
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expect=expect_random,
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expect_arg={'digits': decimals,
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'val_minlen': 1,
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'val_maxlen': 3,
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},
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),
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ParamSourceTest(param_source=param_source.RandomDigitSource.from_str('001..999'),
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n=10,
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expect=expect_random,
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expect_arg={'digits': decimals,
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'val_minlen': 3,
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'val_maxlen': 3,
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},
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),
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ParamSourceTest(param_source=param_source.RandomHexDigitSource.from_str('12345678'),
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n=3,
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expect=expect_random,
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expect_arg={'digits': hexadecimals,
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'val_minlen': 8,
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'val_maxlen': 8,
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},
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),
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ParamSourceTest(param_source=param_source.RandomHexDigitSource.from_str('0*8'),
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n=3,
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expect=expect_random,
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expect_arg={'digits': hexadecimals,
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'val_minlen': 8,
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'val_maxlen': 8,
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},
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),
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ParamSourceTest(param_source=param_source.RandomHexDigitSource.from_str('00*4'),
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n=3,
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expect=expect_random,
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expect_arg={'digits': hexadecimals,
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'val_minlen': 8,
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'val_maxlen': 8,
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},
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),
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ParamSourceTest(param_source=param_source.IncDigitSource.from_str('10001'),
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n=3,
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expect=expect_const,
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expect_arg=('10001', '10002', '10003')
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),
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ParamSourceTest(param_source=param_source.CsvSource('column_name'),
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n=3,
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expect=expect_const,
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expect_arg=('first val', 'second val', 'third val'),
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csv_rows=(
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{'column_name': 'first val',},
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{'column_name': 'second val',},
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{'column_name': 'third val',},
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)
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),
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]
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outputs = []
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for t in param_source_tests:
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try:
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if hasattr(t.param_source, 'random_impl'):
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t.param_source.random_impl = FakeRandom
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vals = []
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for i in range(t.n):
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csv_row = None
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if t.csv_rows is not None:
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csv_row = t.csv_rows[i]
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vals.append( t.param_source.get_next(csv_row=csv_row) )
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if not t.expect(t, vals):
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raise RuntimeError(f'invalid values returned: returned {vals}')
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output = f'ok: {t.param_source.__class__.__name__} {vals=!r}'
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outputs.append(output)
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print(output)
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except RuntimeError as e:
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raise RuntimeError(f'{t.param_source.__class__.__name__} {t.n=} {t.expect.__name__}({t.expect_arg!r}): {e}') from e
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output = '\n'.join(outputs) + '\n'
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xo_name = 'test_param_src'
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if update_expected_output:
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with resources.path(xo, xo_name) as xo_path:
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with open(xo_path, 'w', encoding='utf-8') as f:
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f.write(output)
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else:
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xo_str = resources.read_text(xo, xo_name)
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if xo_str != output:
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at = 0
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while at < len(output):
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if output[at] == xo_str[at]:
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at += 1
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continue
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break
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raise RuntimeError(f'output differs from expected output at position {at}: {xo_str[at:at+128]!r}')
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if __name__ == "__main__":
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if '-u' in sys.argv:
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update_expected_output = True
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sys.argv.remove('-u')
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unittest.main()
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9
tests/unittests/xo/test_param_src
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9
tests/unittests/xo/test_param_src
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ok: ConstantSource vals=['123', '123', '123']
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ok: RandomDigitSource vals=['13987', '49298', '55670']
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ok: RandomDigitSource vals=['650', '580', '49', '885', '497', '195', '320', '137', '245', '663']
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ok: RandomDigitSource vals=['638', '025', '232', '779', '826', '972', '650', '580', '049', '885']
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ok: RandomHexDigitSource vals=['6b65c172', 'abcf6df0', '984a5fcf']
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ok: RandomHexDigitSource vals=['96876670', '356ce766', 'd1d697c1']
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ok: RandomHexDigitSource vals=['f95d8c86', '2bdb095e', '6b65c172']
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ok: IncDigitSource vals=['10001', '10002', '10003']
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ok: CsvSource vals=['first val', 'second val', 'third val']
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