Files
CTF-tool/tests/test_analysis.py

148 lines
4.9 KiB
Python

# tests/test_analysis.py
from pathlib import Path
import pytest
from click.testing import CliRunner
from ctf.analysis import run_analysis, RouteResult
TEST_ENV = Path("tests/env")
def test_run_analysis_no_file():
"""
Verifies that run_analysis returns non-executed metadata route when file_path is None.
"""
result = run_analysis(None)
assert not result.success
assert len(result.routes) == 1
assert not result.routes[0].executed
assert "No file attached" in result.routes[0].message
def test_run_analysis_file_not_found():
"""
Verifies that run_analysis returns a failed metadata route when path does not exist.
"""
result = run_analysis(Path("non_existent_file_xyz.jpg"))
assert not result.success
assert len(result.routes) == 1
assert result.routes[0].executed
assert not result.routes[0].success
assert "File not found" in result.routes[0].message
def test_run_analysis_success_with_flag():
"""
Verifies that run_analysis successfully extracts flag from file comment.
"""
import struct
comment_text = b"flag{metadata_analyse_success}"
comment_len = len(comment_text) + 2
mock_jpeg = b"\xff\xd8\xff\xfe" + struct.pack(">H", comment_len) + comment_text + b"\xff\xd9"
test_file = TEST_ENV / "mock_analyse_flag.jpg"
with open(test_file, "wb") as f:
f.write(mock_jpeg)
result = run_analysis(test_file)
assert result.success
assert len(result.routes) == 1
assert result.routes[0].success
assert "flag{metadata_analyse_success}" in result.routes[0].extracted_flags
def test_cli_analyse_success():
"""
Verifies that 'ctf analyse' CLI successfully runs and outputs the extracted flags.
"""
from ctf.main import cli
runner = CliRunner()
import struct
comment_text = b"flag{cli_analyse_success}"
comment_len = len(comment_text) + 2
mock_jpeg = b"\xff\xd8\xff\xfe" + struct.pack(">H", comment_len) + comment_text + b"\xff\xd9"
test_file = TEST_ENV / "mock_cli_analyse_flag.jpg"
with open(test_file, "wb") as f:
f.write(mock_jpeg)
result = runner.invoke(cli, ["analyse", "-f", str(test_file)])
assert result.exit_code == 0
assert "Starting dynamic challenge analysis" in result.output
assert "Route: File Metadata Extraction" in result.output
assert "flag{cli_analyse_success}" in result.output
assert "Challenge solved successfully!" in result.output
def test_cli_analyse_no_file():
"""
Verifies that 'ctf analyse' CLI displays warnings when run without -f option.
"""
from ctf.main import cli
runner = CliRunner()
result = runner.invoke(cli, ["analyse"])
assert result.exit_code == 0
assert "No file attached to analyze" in result.output
assert "No clear flag found yet" in result.output
# }}}
# {{{ test_metadata_route_direct_execute
def test_metadata_route_direct_execute():
"""
Verifies that MetadataRoute can be instantiated and executed directly.
"""
from ctf.analysis import MetadataRoute, RouteResult
route = MetadataRoute()
assert route.route_name == "File Metadata Extraction"
assert route.is_applicable(Path("dummy.txt"))
# Executing on non-existent file
res = route.execute(Path("non_existent_file_xyz.bin"))
assert isinstance(res, RouteResult)
assert res.executed
assert not res.success
assert "File not found" in res.message
# }}}
# {{{ test_routing_engine_register_and_run
def test_routing_engine_register_and_run():
"""
Verifies that RoutingEngine successfully registers and runs applicable routes.
"""
from ctf.analysis import RoutingEngine, BaseRoute, RouteResult
class MockRoute(BaseRoute):
def __init__(self):
super().__init__("Mock Route")
def is_applicable(self, file_path: Path) -> bool:
return file_path.name.endswith(".mock")
def execute(self, file_path: Path) -> RouteResult:
return RouteResult(
route_name=self.route_name,
executed=True,
success=True,
message="Mock success",
extracted_flags=["flag{mock_success}"]
)
engine = RoutingEngine()
route = MockRoute()
engine.register_route(route)
# Run with no file path
res_no_path = engine.run_all(None)
assert not res_no_path.success
assert len(res_no_path.routes) == 1
assert not res_no_path.routes[0].executed
# Run with non-applicable file path
res_non_app = engine.run_all(Path("test.txt"))
assert not res_non_app.success
assert len(res_non_app.routes) == 0
# Run with applicable file path
res_app = engine.run_all(Path("test.mock"))
assert res_app.success
assert len(res_app.routes) == 1
assert res_app.routes[0].success
assert "flag{mock_success}" in res_app.routes[0].extracted_flags
# }}}