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import os
import sys
import unittest
import os.path
import warnings
import subprocess
import pytest
from gi.repository import GLib
from gi import PyGIDeprecationWarning
class TestGLib(unittest.TestCase):
@pytest.mark.xfail()
def test_pytest_capture_error_in_closure(self):
# this test is supposed to fail
ml = GLib.MainLoop()
def callback():
ml.quit()
raise Exception("expected")
GLib.idle_add(callback)
ml.run()
@unittest.skipIf(os.name == "nt", "no bash on Windows")
def test_find_program_in_path(self):
bash_path = GLib.find_program_in_path("bash")
self.assertTrue(bash_path.endswith(os.path.sep + "bash"))
self.assertTrue(os.path.exists(bash_path))
self.assertEqual(GLib.find_program_in_path("non existing"), None)
def test_markup_escape_text(self):
self.assertEqual(GLib.markup_escape_text("a&bä"), "a&bä")
self.assertEqual(GLib.markup_escape_text(b"a&b\x05"), "a&b")
# with explicit length argument
self.assertEqual(GLib.markup_escape_text(b"a\x05\x01\x02", 2), "a")
def test_progname(self):
GLib.set_prgname("moo")
self.assertEqual(GLib.get_prgname(), "moo")
def test_appname(self):
GLib.set_application_name("moo")
self.assertEqual(GLib.get_application_name(), "moo")
def test_xdg_dirs(self):
d = GLib.get_user_data_dir()
self.assertTrue(os.path.sep in d, d)
d = GLib.get_user_special_dir(GLib.UserDirectory.DIRECTORY_DESKTOP)
self.assertTrue(os.path.sep in d, d)
with warnings.catch_warnings():
warnings.simplefilter("ignore", PyGIDeprecationWarning)
# also works with backwards compatible enum names
self.assertEqual(
GLib.get_user_special_dir(GLib.UserDirectory.DIRECTORY_MUSIC),
GLib.get_user_special_dir(GLib.USER_DIRECTORY_MUSIC),
)
for d in GLib.get_system_config_dirs():
self.assertTrue(os.path.sep in d, d)
for d in GLib.get_system_data_dirs():
self.assertTrue(isinstance(d, str), d)
def test_main_depth(self):
self.assertEqual(GLib.main_depth(), 0)
def test_filenames(self):
self.assertEqual(GLib.filename_display_name("foo"), "foo")
self.assertEqual(GLib.filename_display_basename("bar/foo"), "foo")
def glibfsencode(f):
# the annotations of filename_from_utf8() was changed in
# https://bugzilla.gnome.org/show_bug.cgi?id=756128
if isinstance(f, bytes):
return f
if os.name == "nt":
return f.encode("utf-8", "surrogatepass")
return os.fsencode(f)
# this is locale dependent, so we cannot completely verify the result
res = GLib.filename_from_utf8("aäb")
res = glibfsencode(res)
self.assertTrue(isinstance(res, bytes))
self.assertGreaterEqual(len(res), 3)
# with explicit length argument
res = GLib.filename_from_utf8("aäb", 1)
res = glibfsencode(res)
self.assertEqual(res, b"a")
def test_uri_extract(self):
res = GLib.uri_list_extract_uris("""# some comment
http://example.com
https://my.org/q?x=1&y=2
http://gnome.org/new""")
self.assertEqual(
res,
["http://example.com", "https://my.org/q?x=1&y=2", "http://gnome.org/new"],
)
def test_current_time(self):
with warnings.catch_warnings(record=True) as warn:
warnings.simplefilter("always")
tm = GLib.get_current_time()
self.assertTrue(issubclass(warn[0].category, PyGIDeprecationWarning))
self.assertTrue(isinstance(tm, float))
self.assertGreater(tm, 1350000000.0)
@unittest.skipIf(sys.platform == "darwin", "fails on OSX")
def test_main_loop(self):
# note we do not test run() here, as we use this in countless other
# tests
ml = GLib.MainLoop()
self.assertFalse(ml.is_running())
context = ml.get_context()
self.assertEqual(context, GLib.MainContext.default())
self.assertTrue(context.is_owner() in [True, False])
self.assertTrue(context.pending() in [True, False])
self.assertFalse(context.iteration(False))
def test_main_loop_with_context(self):
context = GLib.MainContext()
ml = GLib.MainLoop(context)
self.assertFalse(ml.is_running())
self.assertEqual(ml.get_context(), context)
def test_main_context(self):
# constructor
context = GLib.MainContext()
self.assertTrue(context.is_owner() in [True, False])
self.assertFalse(context.pending())
self.assertFalse(context.iteration(False))
# GLib API
context = GLib.MainContext.default()
self.assertTrue(context.is_owner() in [True, False])
self.assertTrue(context.pending() in [True, False])
self.assertTrue(context.iteration(False) in [True, False])
# backwards compatible API
context = GLib.main_context_default()
self.assertTrue(context.is_owner() in [True, False])
self.assertTrue(context.pending() in [True, False])
self.assertTrue(context.iteration(False) in [True, False])
def test_main_context_query(self):
context = GLib.MainContext()
assert context.acquire()
timeout_msec, fds = context.query(0)
assert timeout_msec == 0
assert len(fds) == 1
@unittest.skipIf(os.name == "nt", "hangs")
def test_io_add_watch_no_data(self):
(r, w) = os.pipe()
call_data = []
def cb(fd, condition):
call_data.append((fd, condition, os.read(fd, 1)))
if len(call_data) == 2:
ml.quit()
return True
# io_add_watch() takes an IOChannel, calling with an fd is deprecated
with warnings.catch_warnings(record=True) as warn:
warnings.simplefilter("always")
GLib.io_add_watch(r, GLib.IOCondition.IN, cb, priority=GLib.PRIORITY_HIGH)
self.assertTrue(issubclass(warn[0].category, PyGIDeprecationWarning))
def write():
os.write(w, b"a")
GLib.idle_add(lambda: os.write(w, b"b") and False)
ml = GLib.MainLoop()
GLib.idle_add(write)
GLib.timeout_add(2000, ml.quit)
ml.run()
self.assertEqual(
call_data, [(r, GLib.IOCondition.IN, b"a"), (r, GLib.IOCondition.IN, b"b")]
)
@unittest.skipIf(os.name == "nt", "hangs")
def test_io_add_watch_with_data(self):
(r, w) = os.pipe()
call_data = []
def cb(fd, condition, data):
call_data.append((fd, condition, os.read(fd, 1), data))
if len(call_data) == 2:
ml.quit()
return True
# io_add_watch() takes an IOChannel, calling with an fd is deprecated
with warnings.catch_warnings(record=True) as warn:
warnings.simplefilter("always")
GLib.io_add_watch(
r, GLib.IOCondition.IN, cb, "moo", priority=GLib.PRIORITY_HIGH
)
self.assertTrue(issubclass(warn[0].category, PyGIDeprecationWarning))
def write():
os.write(w, b"a")
GLib.idle_add(lambda: os.write(w, b"b") and False)
ml = GLib.MainLoop()
GLib.idle_add(write)
GLib.timeout_add(2000, ml.quit)
ml.run()
self.assertEqual(
call_data,
[
(r, GLib.IOCondition.IN, b"a", "moo"),
(r, GLib.IOCondition.IN, b"b", "moo"),
],
)
@unittest.skipIf(os.name == "nt", "hangs")
def test_io_add_watch_with_multiple_data(self):
(r, w) = os.pipe()
call_data = []
def cb(fd, condition, *user_data):
call_data.append((fd, condition, os.read(fd, 1), user_data))
ml.quit()
return True
# io_add_watch() takes an IOChannel, calling with an fd is deprecated
with warnings.catch_warnings(record=True) as warn:
warnings.simplefilter("always")
GLib.io_add_watch(r, GLib.IOCondition.IN, cb, "moo", "foo")
self.assertTrue(issubclass(warn[0].category, PyGIDeprecationWarning))
ml = GLib.MainLoop()
GLib.idle_add(lambda: os.write(w, b"a") and False)
GLib.timeout_add(2000, ml.quit)
ml.run()
self.assertEqual(call_data, [(r, GLib.IOCondition.IN, b"a", ("moo", "foo"))])
@unittest.skipIf(sys.platform == "darwin", "fails")
@unittest.skipIf(os.name == "nt", "no shell on Windows")
def test_io_add_watch_pyfile(self):
call_data = []
cmd = subprocess.Popen(
"echo hello; echo world", shell=True, bufsize=0, stdout=subprocess.PIPE
)
def cb(file, condition):
call_data.append((file, condition, file.readline()))
if len(call_data) == 2:
# avoid having to wait for the full timeout
ml.quit()
return True
# io_add_watch() takes an IOChannel, calling with a Python file is deprecated
with warnings.catch_warnings(record=True) as warn:
warnings.simplefilter("always")
GLib.io_add_watch(cmd.stdout, GLib.IOCondition.IN, cb)
self.assertTrue(issubclass(warn[0].category, PyGIDeprecationWarning))
ml = GLib.MainLoop()
GLib.timeout_add(2000, ml.quit)
ml.run()
cmd.wait()
self.assertEqual(
call_data,
[
(cmd.stdout, GLib.IOCondition.IN, b"hello\n"),
(cmd.stdout, GLib.IOCondition.IN, b"world\n"),
],
)
def test_glib_version(self):
with warnings.catch_warnings():
warnings.simplefilter("ignore", PyGIDeprecationWarning)
(major, minor, micro) = GLib.glib_version
self.assertGreaterEqual(major, 2)
self.assertGreaterEqual(minor, 0)
self.assertGreaterEqual(micro, 0)
def test_pyglib_version(self):
with warnings.catch_warnings():
warnings.simplefilter("ignore", PyGIDeprecationWarning)
(major, minor, micro) = GLib.pyglib_version
self.assertGreaterEqual(major, 3)
self.assertGreaterEqual(minor, 0)
self.assertGreaterEqual(micro, 0)
def test_timezone_constructor(self):
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
timezone = GLib.TimeZone("+05:21")
self.assertEqual(timezone.get_offset(0), ((5 * 60) + 21) * 60)
def test_source_attach_implicit_context(self):
context = GLib.MainContext.default()
source = GLib.Idle()
source_id = source.attach()
self.assertEqual(context, source.get_context())
self.assertTrue(GLib.Source.remove(source_id))
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