Files
CTF-tool/tests/test_main.py

63 lines
2.0 KiB
Python

import sys
import pytest
from unittest.mock import patch
from ctf.main import main
def test_main_entry_point_help():
"""
Verifies that calling main() executes the Click CLI app and responds
to '--help' by listing registration groups.
"""
# Mock sys.argv to simulate running 'ctf --help' from the shell
with patch.object(sys, "argv", ["ctf", "--help"]):
# Click calls sys.exit() after displaying help, raising SystemExit
with pytest.raises(SystemExit) as exc_info:
main()
# Verify it exits with a successful exit code (0)
assert exc_info.value.code == 0
def test_flag_detector_stream_detection():
"""
Verifies that FlagDetectorStream successfully intercepts writes to output potential flags.
"""
from io import StringIO
from ctf.main import FlagDetectorStream
out = StringIO()
stream = FlagDetectorStream(out, r"flag\{[a-z_]+\}")
stream.write("Some text before flag{my_flag_here} and text after.")
output = out.getvalue()
assert "Potential flag(s) detected in command output" in output
assert "flag{my_flag_here}" in output
def test_flag_detector_stream_anchored_stripping():
"""
Verifies that FlagDetectorStream strips standard anchors ^ and $ to support substring searches.
"""
from io import StringIO
from ctf.main import FlagDetectorStream
out = StringIO()
stream = FlagDetectorStream(out, r"^flag\{[a-z_]+\}$")
stream.write("random flag{my_flag_here} data")
output = out.getvalue()
assert "Potential flag(s) detected in command output" in output
assert "flag{my_flag_here}" in output
def test_flag_detector_stream_no_pattern():
"""
Verifies that FlagDetectorStream passes through text unmodified if no flag pattern is configured.
"""
from io import StringIO
from ctf.main import FlagDetectorStream
out = StringIO()
stream = FlagDetectorStream(out, "")
stream.write("normal output flag{hello}")
assert out.getvalue() == "normal output flag{hello}"