def test_glib_err_read(self):
result = []
with temp_filename() as f, mock.patch.object(FIFO, "open") as m_open:
fifo = FIFO(f, result.append)
source = mock.Mock()
assert fifo._process(source, GLib.IO_ERR) is False
assert m_open.mock_calls == [mock.call(ignore_lock=True)]
assert result == []
def test_successful_read(self):
result = []
with temp_filename() as f, mock.patch.object(FIFO, "open") as m_open:
fifo = FIFO(f, result.append)
source = mock.Mock()
source.read.return_value = b"foo"
assert fifo._process(source, GLib.IO_IN) is True
assert m_open.mock_calls == []
assert result == [b"foo"]
def test_creation_destruction(self):
def cb(bs, _):
print_d(bs)
with temp_filename() as fn:
fifo = FIFO(fn, cb)
self.failIf(fifo_exists(fifo._path))
fifo.open()
self.failUnless(fifo_exists(fifo._path))
# Should *not* error if file is gone
fifo.destroy()
def test_creation_destruction(self):
def cb(bs, _):
print_d(bs)
with temp_filename() as fn:
fifo = FIFO(fn, cb)
self.failIf(fifo_exists(fifo._path))
fifo.open()
self.failUnless(fifo_exists(fifo._path))
# Should *not* error if file is gone
fifo.destroy()
def test_unwriteable_location(self):
fifo = FIFO("/dev/not-here", None)
fifo.open()
with self.assertRaises(OSError):
write_fifo(fifo._path, "foobar".encode())
fifo.destroy()