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from macholib import macho_dump
from macholib import macho_find
from macholib import _cmdline
from macholib import util
import sys
import shutil
import os
if sys.version_info[:2] <= (2,6):
import unittest2 as unittest
else:
import unittest
try:
from StringIO import StringIO
except ImportError:
from io import StringIO
class TestCmdLine (unittest.TestCase):
# This test is no longer valid:
def no_test_main_is_shared(self):
self.assertTrue(macho_dump.main is _cmdline.main)
self.assertTrue(macho_find.main is _cmdline.main)
def test_check_file(self):
record = []
def record_cb(fp, path):
record.append((fp, path))
self.assertEqual(_cmdline.check_file(sys.stdout, '/bin/sh', record_cb), 0)
self.assertEqual(record, [(sys.stdout, '/bin/sh')])
saved_stderr = sys.stderr
saved_argv = sys.argv
try:
sys.stderr = StringIO()
sys.argv = ['macho_test']
record[:] = []
self.assertEqual(_cmdline.check_file(sys.stdout, '/bin/no-shell', record_cb), 1)
self.assertEqual(record, [])
self.assertEqual(sys.stderr.getvalue(), "macho_test: /bin/no-shell: No such file or directory\n")
self.assertEqual(record, [])
shutil.copy('/bin/sh', 'test.exec')
os.chmod('test.exec', 0)
sys.stderr = StringIO()
self.assertEqual(_cmdline.check_file(sys.stdout, 'test.exec', record_cb), 1)
self.assertEqual(record, [])
self.assertEqual(sys.stderr.getvalue(), "macho_test: test.exec: [Errno 13] Permission denied: 'test.exec'\n")
self.assertEqual(record, [])
finally:
sys.stderr = sys.stderr
sys.argv = saved_argv
if os.path.exists('test.exec'):
os.unlink('test.exec')
def test_shared_main(self):
saved_stderr = sys.stderr
saved_argv = sys.argv
try:
sys.stderr = StringIO()
sys.argv = ['macho_tool']
self.assertEqual(_cmdline.main(lambda *args: None), 1)
self.assertEqual(sys.stderr.getvalue(), 'Usage: macho_tool filename...\n')
names = []
def record_names(fp, name):
self.assertEqual(fp, sys.stdout)
names.append(name)
sys.stderr = StringIO()
sys.argv = ['macho_tool', '/bin/sh']
self.assertEqual(_cmdline.main(record_names), 0)
self.assertEqual(sys.stderr.getvalue(), '')
self.assertEqual(names, ['/bin/sh'])
names = []
sys.stderr = StringIO()
sys.argv = ['macho_tool', '/bin/sh', '/bin/ls']
self.assertEqual(_cmdline.main(record_names), 0)
self.assertEqual(sys.stderr.getvalue(), '')
self.assertEqual(names, ['/bin/sh', '/bin/ls'])
names = []
sys.stderr = StringIO()
sys.argv = ['macho_tool', '/bin']
self.assertEqual(_cmdline.main(record_names), 0)
self.assertEqual(sys.stderr.getvalue(), '')
names.sort()
dn = '/bin'
real_names = [
os.path.join(dn, fn) for fn in os.listdir(dn)
if util.is_platform_file(os.path.join(dn, fn)) ]
real_names.sort()
self.assertEqual(names, real_names)
finally:
sys.stderr = saved_stderr
sys.argv = saved_argv
def test_macho_find(self):
fp = StringIO()
macho_find.print_file(fp, "file1")
macho_find.print_file(fp, "file2")
self.assertEqual(fp.getvalue(), "file1\nfile2\n")
def test_macho_dump(self):
fp = StringIO()
macho_dump.print_file(fp, "/bin/sh")
lines = fp.getvalue().splitlines()
self.assertEqual(lines[0], "/bin/sh")
self.assertTrue(len(lines) > 3)
self.assertEqual(lines[-1], '')
del lines[-1]
idx = 1
while idx < len(lines):
self.assertTrue(lines[idx].startswith(' [MachOHeader endian'))
idx+=1
lc = 0
while idx < len(lines):
if not lines[idx].startswith('\t'):
break
lc +=1
self.assertTrue(os.path.exists(lines[idx].lstrip()))
idx += 1
self.assertTrue(lc > 1)
if __name__ == "__main__":
unittest.main()
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