374 lines
12 KiB
Python
374 lines
12 KiB
Python
import importlib
|
|
import shutil
|
|
import sys
|
|
import os
|
|
import unittest
|
|
import socket
|
|
import tempfile
|
|
import errno
|
|
from test import support
|
|
|
|
TESTFN = support.TESTFN
|
|
|
|
|
|
class TestSupport(unittest.TestCase):
|
|
def setUp(self):
|
|
support.unlink(TESTFN)
|
|
tearDown = setUp
|
|
|
|
def test_import_module(self):
|
|
support.import_module("ftplib")
|
|
self.assertRaises(unittest.SkipTest, support.import_module, "foo")
|
|
|
|
def test_import_fresh_module(self):
|
|
support.import_fresh_module("ftplib")
|
|
|
|
def test_get_attribute(self):
|
|
self.assertEqual(support.get_attribute(self, "test_get_attribute"),
|
|
self.test_get_attribute)
|
|
self.assertRaises(unittest.SkipTest, support.get_attribute, self, "foo")
|
|
|
|
@unittest.skip("failing buildbots")
|
|
def test_get_original_stdout(self):
|
|
self.assertEqual(support.get_original_stdout(), sys.stdout)
|
|
|
|
def test_unload(self):
|
|
import sched
|
|
self.assertIn("sched", sys.modules)
|
|
support.unload("sched")
|
|
self.assertNotIn("sched", sys.modules)
|
|
|
|
def test_unlink(self):
|
|
with open(TESTFN, "w") as f:
|
|
pass
|
|
support.unlink(TESTFN)
|
|
self.assertFalse(os.path.exists(TESTFN))
|
|
support.unlink(TESTFN)
|
|
|
|
def test_rmtree(self):
|
|
TESTDIRN = os.path.basename(tempfile.mkdtemp(dir='.'))
|
|
self.addCleanup(support.rmtree, TESTDIRN)
|
|
support.rmtree(TESTDIRN)
|
|
|
|
os.mkdir(TESTDIRN)
|
|
os.mkdir(os.path.join(TESTDIRN, TESTDIRN))
|
|
support.rmtree(TESTDIRN)
|
|
self.assertFalse(os.path.exists(TESTDIRN))
|
|
support.rmtree(TESTDIRN)
|
|
|
|
def test_forget(self):
|
|
mod_filename = TESTFN + '.py'
|
|
with open(mod_filename, 'w') as f:
|
|
print('foo = 1', file=f)
|
|
sys.path.insert(0, os.curdir)
|
|
importlib.invalidate_caches()
|
|
try:
|
|
mod = __import__(TESTFN)
|
|
self.assertIn(TESTFN, sys.modules)
|
|
|
|
support.forget(TESTFN)
|
|
self.assertNotIn(TESTFN, sys.modules)
|
|
finally:
|
|
del sys.path[0]
|
|
support.unlink(mod_filename)
|
|
support.rmtree('__pycache__')
|
|
|
|
def test_HOST(self):
|
|
s = socket.socket()
|
|
s.bind((support.HOST, 0))
|
|
s.close()
|
|
|
|
def test_find_unused_port(self):
|
|
port = support.find_unused_port()
|
|
s = socket.socket()
|
|
s.bind((support.HOST, port))
|
|
s.close()
|
|
|
|
def test_bind_port(self):
|
|
s = socket.socket()
|
|
support.bind_port(s)
|
|
s.listen()
|
|
s.close()
|
|
|
|
# Tests for temp_dir()
|
|
|
|
def test_temp_dir(self):
|
|
"""Test that temp_dir() creates and destroys its directory."""
|
|
parent_dir = tempfile.mkdtemp()
|
|
parent_dir = os.path.realpath(parent_dir)
|
|
|
|
try:
|
|
path = os.path.join(parent_dir, 'temp')
|
|
self.assertFalse(os.path.isdir(path))
|
|
with support.temp_dir(path) as temp_path:
|
|
self.assertEqual(temp_path, path)
|
|
self.assertTrue(os.path.isdir(path))
|
|
self.assertFalse(os.path.isdir(path))
|
|
finally:
|
|
support.rmtree(parent_dir)
|
|
|
|
def test_temp_dir__path_none(self):
|
|
"""Test passing no path."""
|
|
with support.temp_dir() as temp_path:
|
|
self.assertTrue(os.path.isdir(temp_path))
|
|
self.assertFalse(os.path.isdir(temp_path))
|
|
|
|
def test_temp_dir__existing_dir__quiet_default(self):
|
|
"""Test passing a directory that already exists."""
|
|
def call_temp_dir(path):
|
|
with support.temp_dir(path) as temp_path:
|
|
raise Exception("should not get here")
|
|
|
|
path = tempfile.mkdtemp()
|
|
path = os.path.realpath(path)
|
|
try:
|
|
self.assertTrue(os.path.isdir(path))
|
|
self.assertRaises(FileExistsError, call_temp_dir, path)
|
|
# Make sure temp_dir did not delete the original directory.
|
|
self.assertTrue(os.path.isdir(path))
|
|
finally:
|
|
shutil.rmtree(path)
|
|
|
|
def test_temp_dir__existing_dir__quiet_true(self):
|
|
"""Test passing a directory that already exists with quiet=True."""
|
|
path = tempfile.mkdtemp()
|
|
path = os.path.realpath(path)
|
|
|
|
try:
|
|
with support.check_warnings() as recorder:
|
|
with support.temp_dir(path, quiet=True) as temp_path:
|
|
self.assertEqual(path, temp_path)
|
|
warnings = [str(w.message) for w in recorder.warnings]
|
|
# Make sure temp_dir did not delete the original directory.
|
|
self.assertTrue(os.path.isdir(path))
|
|
finally:
|
|
shutil.rmtree(path)
|
|
|
|
expected = ['tests may fail, unable to create temp dir: ' + path]
|
|
self.assertEqual(warnings, expected)
|
|
|
|
# Tests for change_cwd()
|
|
|
|
def test_change_cwd(self):
|
|
original_cwd = os.getcwd()
|
|
|
|
with support.temp_dir() as temp_path:
|
|
with support.change_cwd(temp_path) as new_cwd:
|
|
self.assertEqual(new_cwd, temp_path)
|
|
self.assertEqual(os.getcwd(), new_cwd)
|
|
|
|
self.assertEqual(os.getcwd(), original_cwd)
|
|
|
|
def test_change_cwd__non_existent_dir(self):
|
|
"""Test passing a non-existent directory."""
|
|
original_cwd = os.getcwd()
|
|
|
|
def call_change_cwd(path):
|
|
with support.change_cwd(path) as new_cwd:
|
|
raise Exception("should not get here")
|
|
|
|
with support.temp_dir() as parent_dir:
|
|
non_existent_dir = os.path.join(parent_dir, 'does_not_exist')
|
|
self.assertRaises(FileNotFoundError, call_change_cwd,
|
|
non_existent_dir)
|
|
|
|
self.assertEqual(os.getcwd(), original_cwd)
|
|
|
|
def test_change_cwd__non_existent_dir__quiet_true(self):
|
|
"""Test passing a non-existent directory with quiet=True."""
|
|
original_cwd = os.getcwd()
|
|
|
|
with support.temp_dir() as parent_dir:
|
|
bad_dir = os.path.join(parent_dir, 'does_not_exist')
|
|
with support.check_warnings() as recorder:
|
|
with support.change_cwd(bad_dir, quiet=True) as new_cwd:
|
|
self.assertEqual(new_cwd, original_cwd)
|
|
self.assertEqual(os.getcwd(), new_cwd)
|
|
warnings = [str(w.message) for w in recorder.warnings]
|
|
|
|
expected = ['tests may fail, unable to change CWD to: ' + bad_dir]
|
|
self.assertEqual(warnings, expected)
|
|
|
|
# Tests for change_cwd()
|
|
|
|
def test_change_cwd__chdir_warning(self):
|
|
"""Check the warning message when os.chdir() fails."""
|
|
path = TESTFN + '_does_not_exist'
|
|
with support.check_warnings() as recorder:
|
|
with support.change_cwd(path=path, quiet=True):
|
|
pass
|
|
messages = [str(w.message) for w in recorder.warnings]
|
|
self.assertEqual(messages, ['tests may fail, unable to change CWD to: ' + path])
|
|
|
|
# Tests for temp_cwd()
|
|
|
|
def test_temp_cwd(self):
|
|
here = os.getcwd()
|
|
with support.temp_cwd(name=TESTFN):
|
|
self.assertEqual(os.path.basename(os.getcwd()), TESTFN)
|
|
self.assertFalse(os.path.exists(TESTFN))
|
|
self.assertTrue(os.path.basename(os.getcwd()), here)
|
|
|
|
|
|
def test_temp_cwd__name_none(self):
|
|
"""Test passing None to temp_cwd()."""
|
|
original_cwd = os.getcwd()
|
|
with support.temp_cwd(name=None) as new_cwd:
|
|
self.assertNotEqual(new_cwd, original_cwd)
|
|
self.assertTrue(os.path.isdir(new_cwd))
|
|
self.assertEqual(os.getcwd(), new_cwd)
|
|
self.assertEqual(os.getcwd(), original_cwd)
|
|
|
|
def test_sortdict(self):
|
|
self.assertEqual(support.sortdict({3:3, 2:2, 1:1}), "{1: 1, 2: 2, 3: 3}")
|
|
|
|
def test_make_bad_fd(self):
|
|
fd = support.make_bad_fd()
|
|
with self.assertRaises(OSError) as cm:
|
|
os.write(fd, b"foo")
|
|
self.assertEqual(cm.exception.errno, errno.EBADF)
|
|
|
|
def test_check_syntax_error(self):
|
|
support.check_syntax_error(self, "def class")
|
|
with self.assertRaises(AssertionError):
|
|
support.check_syntax_error(self, "x=1")
|
|
|
|
def test_CleanImport(self):
|
|
import importlib
|
|
with support.CleanImport("asyncore"):
|
|
importlib.import_module("asyncore")
|
|
|
|
def test_DirsOnSysPath(self):
|
|
with support.DirsOnSysPath('foo', 'bar'):
|
|
self.assertIn("foo", sys.path)
|
|
self.assertIn("bar", sys.path)
|
|
self.assertNotIn("foo", sys.path)
|
|
self.assertNotIn("bar", sys.path)
|
|
|
|
def test_captured_stdout(self):
|
|
with support.captured_stdout() as stdout:
|
|
print("hello")
|
|
self.assertEqual(stdout.getvalue(), "hello\n")
|
|
|
|
def test_captured_stderr(self):
|
|
with support.captured_stderr() as stderr:
|
|
print("hello", file=sys.stderr)
|
|
self.assertEqual(stderr.getvalue(), "hello\n")
|
|
|
|
def test_captured_stdin(self):
|
|
with support.captured_stdin() as stdin:
|
|
stdin.write('hello\n')
|
|
stdin.seek(0)
|
|
# call test code that consumes from sys.stdin
|
|
captured = input()
|
|
self.assertEqual(captured, "hello")
|
|
|
|
def test_gc_collect(self):
|
|
support.gc_collect()
|
|
|
|
def test_python_is_optimized(self):
|
|
self.assertIsInstance(support.python_is_optimized(), bool)
|
|
|
|
def test_swap_attr(self):
|
|
class Obj:
|
|
x = 1
|
|
obj = Obj()
|
|
with support.swap_attr(obj, "x", 5):
|
|
self.assertEqual(obj.x, 5)
|
|
self.assertEqual(obj.x, 1)
|
|
|
|
def test_swap_item(self):
|
|
D = {"item":1}
|
|
with support.swap_item(D, "item", 5):
|
|
self.assertEqual(D["item"], 5)
|
|
self.assertEqual(D["item"], 1)
|
|
|
|
class RefClass:
|
|
attribute1 = None
|
|
attribute2 = None
|
|
_hidden_attribute1 = None
|
|
__magic_1__ = None
|
|
|
|
class OtherClass:
|
|
attribute2 = None
|
|
attribute3 = None
|
|
__magic_1__ = None
|
|
__magic_2__ = None
|
|
|
|
def test_detect_api_mismatch(self):
|
|
missing_items = support.detect_api_mismatch(self.RefClass,
|
|
self.OtherClass)
|
|
self.assertEqual({'attribute1'}, missing_items)
|
|
|
|
missing_items = support.detect_api_mismatch(self.OtherClass,
|
|
self.RefClass)
|
|
self.assertEqual({'attribute3', '__magic_2__'}, missing_items)
|
|
|
|
def test_detect_api_mismatch__ignore(self):
|
|
ignore = ['attribute1', 'attribute3', '__magic_2__', 'not_in_either']
|
|
|
|
missing_items = support.detect_api_mismatch(
|
|
self.RefClass, self.OtherClass, ignore=ignore)
|
|
self.assertEqual(set(), missing_items)
|
|
|
|
missing_items = support.detect_api_mismatch(
|
|
self.OtherClass, self.RefClass, ignore=ignore)
|
|
self.assertEqual(set(), missing_items)
|
|
|
|
def test_check__all__(self):
|
|
extra = {'tempdir'}
|
|
blacklist = {'template'}
|
|
support.check__all__(self,
|
|
tempfile,
|
|
extra=extra,
|
|
blacklist=blacklist)
|
|
|
|
extra = {'TextTestResult', 'installHandler'}
|
|
blacklist = {'load_tests', "TestProgram", "BaseTestSuite"}
|
|
|
|
support.check__all__(self,
|
|
unittest,
|
|
("unittest.result", "unittest.case",
|
|
"unittest.suite", "unittest.loader",
|
|
"unittest.main", "unittest.runner",
|
|
"unittest.signals"),
|
|
extra=extra,
|
|
blacklist=blacklist)
|
|
|
|
self.assertRaises(AssertionError, support.check__all__, self, unittest)
|
|
|
|
# XXX -follows a list of untested API
|
|
# make_legacy_pyc
|
|
# is_resource_enabled
|
|
# requires
|
|
# fcmp
|
|
# umaks
|
|
# findfile
|
|
# check_warnings
|
|
# EnvironmentVarGuard
|
|
# TransientResource
|
|
# transient_internet
|
|
# run_with_locale
|
|
# set_memlimit
|
|
# bigmemtest
|
|
# precisionbigmemtest
|
|
# bigaddrspacetest
|
|
# requires_resource
|
|
# run_doctest
|
|
# threading_cleanup
|
|
# reap_threads
|
|
# reap_children
|
|
# strip_python_stderr
|
|
# args_from_interpreter_flags
|
|
# can_symlink
|
|
# skip_unless_symlink
|
|
# SuppressCrashReport
|
|
|
|
|
|
def test_main():
|
|
tests = [TestSupport]
|
|
support.run_unittest(*tests)
|
|
|
|
if __name__ == '__main__':
|
|
test_main()
|