def test_sets_terminal_special_chars(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
assert term.exit_character == terminal.CTRL_C
assert term.menu_character == terminal.CTRL_T
assert term.reset_character == terminal.CTRL_B
assert term.help_character == terminal.CTRL_H
def test_stops_terminal_on_keyboard_interrupt(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
term.alive = True
mock_console().getkey.side_effect = KeyboardInterrupt()
term.writer()
assert term.alive is False
def test_stops_terminal_when_ctrl_c_received(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
term.alive = True
mock_console().getkey.return_value = terminal.CTRL_C
term.writer()
assert term.alive is False
def test_ctrl_b_sends_reset_to_serial_port(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
term.alive = True
mock_console().getkey.side_effect = (terminal.CTRL_B, )
with pytest.raises(StopIteration):
term.writer()
mock_serial().sendBreak.assert_called_once()
def test_echo_to_console_can_be_enabled(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial(), echo=True)
term.alive = True
normal_char = "h"
mock_console().getkey.side_effect = (normal_char, )
with pytest.raises(StopIteration):
term.writer()
mock_console().write.assert_called_once_with(normal_char)
def test_echo_to_console_is_default_disabled(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
term.alive = True
normal_char = "h"
mock_console().getkey.side_effect = (normal_char, )
with pytest.raises(StopIteration):
term.writer()
mock_console().write.assert_not_called()
def test_ctrl_h_prints_help_text(mock_serial, mock_console):
sys.stderr.write = mock.Mock()
term = terminal.SerialTerminal(mock_serial())
term.alive = True
mock_console().getkey.side_effect = (terminal.CTRL_H, )
with pytest.raises(StopIteration):
term.writer()
sys.stderr.write.assert_called_once_with(term.get_help_text())
def test_ignores_invalid_menu_key(menu_key, mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
term.handle_menu_key = mock.Mock()
term.alive = True
mock_console().getkey.side_effect = (terminal.CTRL_T, menu_key)
with pytest.raises(StopIteration):
term.writer()
term.handle_menu_key.assert_not_called()
def test_handles_valid_menu_key(menu_key, mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
term.handle_menu_key = mock.Mock()
term.alive = True
mock_console().getkey.side_effect = (terminal.CTRL_T, menu_key,
terminal.CTRL_C)
term.writer()
term.handle_menu_key.assert_called_once_with(menu_key)
def test_writes_normal_char_to_serial_output(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
term.alive = True
normal_char = "h"
mock_console().getkey.side_effect = (normal_char, )
with pytest.raises(StopIteration):
term.writer()
mock_serial().write.assert_called_once_with(
term.tx_encoder.encode(normal_char))
def test_sets_terminal_rx_and_tx_encoding_to_utf8(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
assert term.input_encoding == "UTF-8"
assert term.output_encoding == "UTF-8"
def test_help_text_is_correct(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
assert term.get_help_text() == terminal.HELP_TEXT
def test_reset_sends_serial_break(mock_serial, mock_console):
term = terminal.SerialTerminal(mock_serial())
term.reset()
mock_serial().sendBreak.assert_called_once()
