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angr-angr/tests/sim/test_echo.py
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#!/usr/bin/env python3
# pylint: disable=missing-class-docstring,disable=no-self-use
from __future__ import annotations
__package__ = __package__ or "tests.sim" # pylint:disable=redefined-builtin
import os
import unittest
import angr
from tests.common import bin_location
test_location = os.path.join(bin_location, "tests")
class TestEcho(unittest.TestCase):
def _run_echo_haha(self, arch):
# auto_load_libs can't be disabled as the test fails
p = angr.Project(os.path.join(test_location, arch, "echo"), use_sim_procedures=False, auto_load_libs=True)
s = p.factory.full_init_state(
mode="symbolic_approximating",
args=["echo", "haha"],
add_options={angr.options.STRICT_PAGE_ACCESS},
)
pg = p.factory.simulation_manager(s)
pg.run(until=lambda lpg: len(lpg.active) != 1)
assert len(pg.deadended) == 1
assert len(pg.active) == 0
# Need to dump by path because the program closes stdout
assert pg.deadended[0].posix.stdout.concretize() == [b"haha\n"]
def test_echo_haha(self):
self._run_echo_haha("x86_64")
if __name__ == "__main__":
unittest.main()