pqc/test/test_dynamic_memory.py
Thom Wiggers 75be658074
Clean up tests
Modify the tests to no longer construct the classes multiple times and
to have them make use of the new helpers.make() function.
2019-03-04 17:02:46 +01:00

45 lines
1.2 KiB
Python

"""
Checks that no dynamic memory functions are used
"""
import pqclean
import helpers
import sys
import unittest
def test_dynamic_memory():
if sys.platform not in ['linux', 'darwin']:
raise unittest.SkipTest()
for scheme in pqclean.Scheme.all_schemes():
for implementation in scheme.implementations:
# Keep this loop outside, to allow multiple assertions
for function in ['malloc', 'free', 'realloc', 'calloc']:
yield (check_dynamic_memory, implementation, function)
def check_dynamic_memory(implementation, function):
# 'make' will take care of not rebuilding existing library files
helpers.make(working_dir=implementation.path())
scheme_name = implementation.scheme.name
out = helpers.run_subprocess(
['nm', '-g', 'lib{}_{}.a'.format(scheme_name, implementation.name)],
implementation.path()
)
lines = out.strip().split("\n")
for line in lines:
if 'U {}'.format(function) in line:
raise AssertionError(
"Illegal use of dynamic memory function '{}'".format(function))
if __name__ == '__main__':
try:
import nose2
nose2.main()
except ImportError:
import nose
nose.runmodule()