def test_Location_0(self):
w = mocks.Window(cx(['']))
self.assertEqual(list(w.view(0)), [(0, [((), '')])])
ui = mocks.UI()
renderer = ttyfe.TTYRenderer(ui, 0, 24, w)
l = ttyfe.Location(renderer, 0, 0)
m = l.shift(100)
self.assertEqual(l.cursor, m.cursor)
self.assertEqual(l.offset, m.offset)
m = l.shift(-100)
self.assertEqual(l.cursor, m.cursor)
self.assertEqual(l.offset, m.offset)
def test_Location_3(self):
w = mocks.Window(cx(['abc\nabc\n', 'def\n', 'ghi\n', 'jkl']))
ui = mocks.UI()
renderer = ttyfe.TTYRenderer(ui, 0, 24, w)
l = ttyfe.Location(renderer, 0, 0)
self.assertEqual(l.cursor, 0)
self.assertEqual(l.offset, 0)
m = l.shift(100)
self.assertEqual(m.cursor, 3)
self.assertEqual(l.offset, 0)
m = l.shift(3)
self.assertEqual(m.cursor, 2)
self.assertEqual(l.offset, 0)
m = m.shift(-3)
self.assertEqual(l.cursor, m.cursor)
self.assertEqual(l.offset, m.offset)