def run_and_parse(self, program, args, print_output=False):
""" run single program with single file and parse output """
return_code = None
with OutputCapture() as capturer: # capture stdout
try:
return_code = program(args)
except Exception:
return_code = 1 # would result in non-zero exit
except SystemExit as se:
return_code = se.code or 0 # se.code can be None
if return_code is not 0:
if print_output:
print('Command failed ({0}) -- not parsing output'
.format(return_code))
return [] # no need to test
self.assertNotEqual(return_code, None,
msg='self-test fail: return_code not set')
# now test output
if print_output:
print(capturer.buffer.getvalue())
capturer.buffer.seek(0) # re-set position in file-like stream
try:
json_data = json.load(capturer.buffer)
except ValueError:
self.fail('Invalid json:\n' + capturer.buffer.getvalue())
self.assertNotEqual(len(json_data), 0, msg='Output was empty')
return json_data
def write_and_run(self, sample_text):
""" helper for test_texts: save text to file, run through msodde """
filename = None
handle = 0
try:
handle, filename = mkstemp(prefix='oletools-test-csv-', text=True)
os.write(handle, sample_text.encode('ascii'))
os.close(handle)
handle = 0
args = [
filename,
]
if self.DO_DEBUG:
args += ['-l', 'debug']
with OutputCapture() as capturer:
capturer.reload_module(msodde) # re-create logger
ret_code = msodde.main(args)
self.assertEqual(
ret_code, 0, 'checking sample resulted in '
'error:\n' + sample_text)
return capturer
except Exception:
raise
finally:
if handle:
os.close(handle)
handle = 0 # just in case
if filename:
if self.DO_DEBUG:
print('keeping for debug purposes: {0}'.format(filename))
else:
os.remove(filename)
filename = None # just in case
def test_no_dde(self):
""" check that no dde links appear on stdout """
with OutputCapture() as capturer:
msodde.main([join(BASE_DIR, 'msodde-doc', 'harmless-clean.doc')])
self.assertEqual(len(self.get_dde_from_output(capturer)),
0,
msg='Found dde links in output for doc file')
def test_clean_rtf_ddeonly(self):
""" find no dde links in rtf spec """
filename = 'RTF-Spec-1.7.rtf'
with OutputCapture() as capturer:
msodde.main(['-d', join(BASE_DIR, 'msodde', filename)])
self.assertEqual(len(self.get_dde_from_output(capturer)), 0,
msg='Found dde links in output of ' + filename)
def test_with_dde_utf16le(self):
""" check that dde links appear on stdout """
filename = 'dde-test-from-office2013-utf_16le-korean.doc'
with OutputCapture() as capturer:
msodde.main([join(BASE_DIR, 'msodde', filename)])
self.assertNotEqual(len(self.get_dde_from_output(capturer)), 0,
msg='Found no dde links in output of ' + filename)
def test_with_dde(self):
""" check that dde links appear on stdout """
with OutputCapture() as capturer:
msodde.main(
[join(BASE_DIR, 'msodde-doc', 'dde-test-from-office2003.doc')])
self.assertNotEqual(len(self.get_dde_from_output(capturer)),
0,
msg='Found no dde links in output for doc file')
def test_excel(self):
""" check that dde links are found in excel 2007+ files """
expect = ['DDE-Link cmd /c calc.exe', ]
for extn in 'xlsx', 'xlsm', 'xlsb':
with OutputCapture() as capturer:
msodde.main([join(BASE_DIR, 'msodde', 'dde-test.' + extn), ])
self.assertEqual(expect, self.get_dde_from_output(capturer),
msg='unexpected output for dde-test.{0}: {1}'
.format(extn, capturer.get_data()))
def test_file(self):
""" test simple small example file """
filename = join(DATA_BASE_DIR, 'msodde', 'dde-in-csv.csv')
with OutputCapture() as capturer:
capturer.reload_module(msodde) # re-create logger
ret_code = msodde.main([filename, ])
self.assertEqual(ret_code, 0)
links = self.get_dde_from_output(capturer)
self.assertEqual(len(links), 1)
self.assertEqual(links[0],
r"cmd '/k \..\..\..\Windows\System32\calc.exe'")
def test_excel(self):
""" check that dde links are found in excel 2007+ files """
expect = [
'DDE-Link cmd /c calc.exe',
]
for extn in 'xlsx', 'xlsm': # not yet: 'xlsb'
with OutputCapture() as capturer:
msodde.main([
join(BASE_DIR, 'msodde', 'dde-test.' + extn),
])
self.assertEqual(expect, self.get_dde_from_output(capturer))
def test_xml(self):
""" check that dde in xml from word / excel is found """
for name_part in 'excel2003', 'word2003', 'word2007':
filename = 'dde-in-' + name_part + '.xml'
with OutputCapture() as capturer:
msodde.main([
join(BASE_DIR, 'msodde', filename),
])
links = self.get_dde_from_output(capturer)
self.assertEqual(
len(links), 1,
'found {0} dde-links in {1}'.format(len(links), filename))
self.assertTrue('cmd' in links[0],
'no "cmd" in dde-link for {0}'.format(filename))
self.assertTrue('calc' in links[0],
'no "calc" in dde-link for {0}'.format(filename))
def test_clean_rtf_blacklist(self):
""" find a lot of hyperlinks in rtf spec """
filename = 'RTF-Spec-1.7.rtf'
with OutputCapture() as capturer:
msodde.main([join(BASE_DIR, 'msodde', filename)])
self.assertEqual(len(self.get_dde_from_output(capturer)), 1413)
