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Refactor tests for Process #33

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merged 4 commits into from
Apr 8, 2024
Merged

Refactor tests for Process #33

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3605dca
Refactor tests for Process, enhance logging and exception handling
jptomoya Apr 7, 2024
6559835
Fix ResourceWarning in tests.pwn.test_fsb.TestFSB
jptomoya Apr 7, 2024
a87f787
Fix logger determination logic
jptomoya Apr 7, 2024
ff6455a
Improve Process selection to indicate actual implementation
jptomoya Apr 8, 2024
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Refactor tests for Process, enhance logging and exception handling
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@jptomoya
jptomoya committed Apr 7, 2024
commit 3605dcae21e52ffd3822ead9c3e95d6c3566ca50
59 changes: 24 additions & 35 deletions tests/connection/test_proc.py
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Original file line number Diff line number Diff line change
@@ -1,8 +1,10 @@
import unittest
import inspect
import os
import random
import unittest
from logging import FATAL, getLogger

from ptrlib import Process, is_scanf_safe
from logging import getLogger, FATAL

_is_windows = os.name == 'nt'

Expand All @@ -14,12 +16,17 @@ def setUp(self):
self.skipTest("This test is intended for the Linux platform")

def test_basic(self):
module_name = inspect.getmodule(Process).__name__

while True:
msg = os.urandom(16)
if is_scanf_safe(msg):
break

p = Process("./tests/test.bin/test_echo.x64")
with self.assertLogs(module_name) as cm:
p = Process("./tests/test.bin/test_echo.x64")
self.assertEqual(len(cm.output), 1)
self.assertRegex(cm.output[0], fr'^INFO:{module_name}:Successfully created new process \(PID=\d+\)$')

# sendline / recvline
p.sendline(b"Message : " + msg)
Expand Down Expand Up @@ -63,53 +70,35 @@ def test_basic(self):
p.close()

def test_timeout(self):
p = Process("./tests/test.bin/test_echo.x64")
module_name = inspect.getmodule(Process).__name__

with self.assertLogs(module_name) as cm:
p = Process("./tests/test.bin/test_echo.x64")
self.assertEqual(len(cm.output), 1)
self.assertRegex(cm.output[0], fr'^INFO:{module_name}:Successfully created new process \(PID=\d+\)$')
data = os.urandom(16).hex()

# recv
try:
with self.assertRaises(TimeoutError) as cm:
p.recv(timeout=0.5)
result = False
except TimeoutError as err:
self.assertEqual(err.args[1], b"")
result = True
except:
result = False
self.assertEqual(result, True)
self.assertEqual(cm.exception.args[1], b"")

# recvonce
p.sendline(data)
try:
with self.assertRaises(TimeoutError) as cm:
p.recvonce(len(data) + 1 + 1, timeout=0.5)
result = False
except TimeoutError as err:
self.assertEqual(err.args[1].decode().strip(), data)
result = True
except:
result = False
self.assertEqual(result, True)
self.assertEqual(cm.exception.args[1].decode().strip(), data)

# recvuntil
p.sendline(data)
try:
with self.assertRaises(TimeoutError) as cm:
p.recvuntil("*** never expected ***", timeout=0.5)
result = False
except TimeoutError as err:
self.assertEqual(err.args[1].decode().strip(), data)
result = True
except:
result = False
self.assertEqual(result, True)
self.assertEqual(cm.exception.args[1].decode().strip(), data)

# sendlineafter
a, b = os.urandom(16).hex(), os.urandom(16).hex()
p.sendline(a)
try:
with self.assertRaises(TimeoutError) as cm:
p.sendlineafter(b"neko", b, timeout=0.5)
except TimeoutError as err:
self.assertEqual(err.args[1].decode().strip(), a)
result = True
except:
result = False
self.assertEqual(result, True)
self.assertEqual(cm.exception.args[1].decode().strip(), a)

33 changes: 19 additions & 14 deletions tests/connection/test_windows_proc.py
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Original file line number Diff line number Diff line change
@@ -1,9 +1,11 @@
import unittest
import inspect
import os
import random
import subprocess
import unittest
from logging import FATAL, getLogger

from ptrlib import Process, is_scanf_safe
from logging import getLogger, FATAL

_is_windows = os.name == 'nt'

Expand All @@ -15,12 +17,17 @@ def setUp(self):
self.skipTest("This test is for Windows architecture")

def test_basic(self):
module_name = inspect.getmodule(Process).__name__

while True:
msg = os.urandom(16)
if is_scanf_safe(msg) and b'\x1a' not in msg:
break

p = Process("./tests/test.bin/test_echo.pe.exe")
with self.assertLogs(module_name) as cm:
p = Process("./tests/test.bin/test_echo.pe.exe")
self.assertEqual(len(cm.output), 1)
self.assertRegex(cm.output[0], fr'^INFO:{module_name}:Successfully created new process \(PID=\d+\)$')
pid = p.pid

# send / recv
Expand All @@ -46,15 +53,13 @@ def test_basic(self):
self.assertFalse(str(pid) in subprocess.getoutput(f'tasklist /FI "PID eq {pid}"').split())

def test_timeout(self):
p = Process("./tests/test.bin/test_echo.pe.exe")
try:
module_name = inspect.getmodule(Process).__name__

with self.assertLogs(module_name) as cm:
p = Process("./tests/test.bin/test_echo.pe.exe")
self.assertEqual(len(cm.output), 1)
self.assertRegex(cm.output[0], fr'^INFO:{module_name}:Successfully created new process \(PID=\d+\)$')

with self.assertRaises(TimeoutError):
p.recvuntil("*** never expected ***", timeout=1)
result = False
except TimeoutError:
result = True
except:
result = False
finally:
p.close()

self.assertEqual(result, True)
p.close()
37 changes: 23 additions & 14 deletions tests/pwn/test_fsb.py
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Original file line number Diff line number Diff line change
@@ -1,7 +1,9 @@
import unittest
import inspect
import os
import unittest
from logging import FATAL, getLogger

from ptrlib import Process, fsb
from logging import getLogger, FATAL

_is_windows = os.name == 'nt'

Expand All @@ -14,10 +16,14 @@ def setUp(self):
self.skipTest("This test has not been implemented for Windows yet")

def test_fsb32(self):
module_name = inspect.getmodule(Process).__name__

# test 1
result = True
for i in range(3):
p = Process("./tests/test.bin/test_fsb.x86")
with self.assertLogs(module_name) as cm:
p = Process("./tests/test.bin/test_fsb.x86")
self.assertEqual(len(cm.output), 1)
self.assertRegex(cm.output[0], fr'^INFO:{module_name}:Successfully created new process \(PID=\d+\)$')
p.recvuntil(": ")
target = int(p.recvline(), 16)
payload = fsb(
Expand All @@ -28,14 +34,15 @@ def test_fsb32(self):
)
p.sendline(payload + b'XXXXXXXX')
p.recvuntil("XXXXXXXX\n")
result |= b'OK' in p.recvline()
self.assertTrue(b'OK' in p.recvline())
p.close()
self.assertEqual(result, True)

# test 2
result = True
for i in range(3):
p = Process("./tests/test.bin/test_fsb.x86")
with self.assertLogs(module_name) as cm:
p = Process("./tests/test.bin/test_fsb.x86")
self.assertEqual(len(cm.output), 1)
self.assertRegex(cm.output[0], fr'^INFO:{module_name}:Successfully created new process \(PID=\d+\)$')
p.recvuntil(": ")
target = int(p.recvline(), 16)
payload = fsb(
Expand All @@ -47,15 +54,18 @@ def test_fsb32(self):
)
p.sendline(payload + b'XXXXXXXX')
p.recvuntil("XXXXXXXX\n")
result |= b'OK' in p.recvline()
self.assertTrue(b'OK' in p.recvline())
p.close()
self.assertEqual(result, True)

def test_fsb64(self):
module_name = inspect.getmodule(Process).__name__

# test 3
result = True
for i in range(3):
p = Process("./tests/test.bin/test_fsb.x64")
with self.assertLogs(module_name) as cm:
p = Process("./tests/test.bin/test_fsb.x64")
self.assertEqual(len(cm.output), 1)
self.assertRegex(cm.output[0], fr'^INFO:{module_name}:Successfully created new process \(PID=\d+\)$')
p.recvuntil(": ")
target = int(p.recvline(), 16)
payload = fsb(
Expand All @@ -65,6 +75,5 @@ def test_fsb64(self):
bits = 64
)
p.sendline(payload)
result |= b'OK' in p.recvuntil("OK")
self.assertTrue(b'OK' in p.recvuntil("OK"))
p.close()
self.assertEqual(result, True)