def test_fetch_pass_fail(self):
"""Test fetching multiple tools with some passing and some failing"""
def handle_download(_):
"""Take the tools.Download() function by writing a file"""
if self.seq:
raise urllib.error.URLError('not found')
self.seq += 1
tools.WriteFile(fname, expected)
return fname, dirname
expected = b'this is a test'
dirname = os.path.join(self._indir, 'download_dir')
os.mkdir(dirname)
fname = os.path.join(dirname, 'downloaded')
destdir = os.path.join(self._indir, 'dest_dir')
os.mkdir(destdir)
dest_fname = os.path.join(destdir, '_testing')
self.seq = 0
with unittest.mock.patch.object(bintool, 'DOWNLOAD_DESTDIR', destdir):
with unittest.mock.patch.object(tools,
'Download',
side_effect=handle_download):
with test_util.capture_sys_output() as (stdout, _):
Bintool.fetch_tools(bintool.FETCH_ANY, ['_testing'] * 2)
self.assertTrue(os.path.exists(dest_fname))
data = tools.ReadFile(dest_fname)
self.assertEqual(expected, data)
lines = stdout.getvalue().splitlines()
self.assertTrue(len(lines) > 2)
self.assertEqual('Tools fetched: 1: _testing', lines[-2])
self.assertEqual('Failures: 1: _testing', lines[-1])
def test_fetch_missing(self):
"""Test fetching missing tools"""
# pylint: disable=W0613
def fake_fetch2(method, col, skip_present):
"""Fakes the Binutils.fetch() function
Returns PRESENT only for the '_testing' bintool
"""
btool = list(self.btools.values())[self.seq]
self.seq += 1
print('fetch', btool.name)
if btool.name == '_testing':
return bintool.PRESENT
return bintool.FETCHED
# Preload a list of tools to return when get_tool_list() and create()
# are called
all_tools = Bintool.get_tool_list(True)
self.btools = collections.OrderedDict()
for name in all_tools:
self.btools[name] = Bintool.create(name)
self.seq = 0
with unittest.mock.patch.object(bintool.Bintool,
'fetch_tool',
side_effect=fake_fetch2):
with unittest.mock.patch.object(bintool.Bintool,
'get_tool_list',
side_effect=[all_tools]):
with unittest.mock.patch.object(
bintool.Bintool,
'create',
side_effect=self.btools.values()):
with test_util.capture_sys_output() as (stdout, _):
Bintool.fetch_tools(bintool.FETCH_ANY, ['missing'])
lines = stdout.getvalue().splitlines()
num_tools = len(self.btools)
fetched = [line for line in lines if 'Tools fetched:' in line].pop()
present = [line for line in lines if 'Already present:' in line].pop()
self.assertIn(f'{num_tools - 1}: ', fetched)
self.assertIn('1: ', present)
def check_fetch_all(self, method):
"""Helper to check the operation of fetching all tools"""
# pylint: disable=W0613
def fake_fetch(method, col, skip_present):
"""Fakes the Binutils.fetch() function
Returns FETCHED and FAIL on alternate calls
"""
self.seq += 1
result = bintool.FETCHED if self.seq & 1 else bintool.FAIL
self.count[result] += 1
return result
self.seq = 0
self.count = collections.defaultdict(int)
with unittest.mock.patch.object(bintool.Bintool,
'fetch_tool',
side_effect=fake_fetch):
with test_util.capture_sys_output() as (stdout, _):
Bintool.fetch_tools(method, ['all'])
lines = stdout.getvalue().splitlines()
self.assertIn(f'{self.count[bintool.FETCHED]}: ', lines[-2])
self.assertIn(f'{self.count[bintool.FAIL]}: ', lines[-1])