def testTerminalSize(self):
# pylint: disable=unused-argument
def StubOpen(args, *kwargs):
raise IOError
terminal.open = StubOpen
terminal.os.environ = {}
# Raise exceptions on ioctl and environ and assign a default.
self.assertEqual((24, 80), terminal.TerminalSize())
terminal.os.environ = {'LINES': 'bogus', 'COLUMNS': 'bogus'}
self.assertEqual((24, 80), terminal.TerminalSize())
# Still raise exception on ioctl and use environ.
terminal.os.environ = {'LINES': '10', 'COLUMNS': '20'}
self.assertEqual((10, 20), terminal.TerminalSize())
def testPager(self):
self.assertEqual(terminal.TerminalSize()[0], self.p._cli_lines)
self.p.Clear()
self.assertEqual('', self.p._text)
self.assertEqual(0, self.p._displayed)
self.assertEqual(1, self.p._lastscroll)
def testPage(self):
txt = ''
for i in range(100):
txt += '%d a random line of text here\n' % i
self.p._text = txt
self.p.Page()
self.assertEqual(terminal.TerminalSize()[0]+2, sys.stdout.CountLines())
sys.stdout.output = ''
self.p = terminal.Pager()
self.p._text = ''
for i in range(10):
self.p._text += 'a' * 100 + '\n'
self.p.Page()
self.assertEqual(20, sys.stdout.CountLines())