def test_micropython_mode_add_repl_already_exists():
"""
Ensure the editor raises a RuntimeError if the repl already exists.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.repl = True
with pytest.raises(RuntimeError):
mm.add_repl()
def test_micropython_mode_add_repl_exception():
"""
Ensure that any non-IOError based exceptions are logged.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
ex = Exception('BOOM')
view.add_micropython_repl = mock.MagicMock(side_effect=ex)
mm = MicroPythonMode(editor, view)
mm.find_device = mock.MagicMock(return_value=('COM0', '12345'))
with mock.patch('mu.modes.base.logger', return_value=None) as logger:
mm.add_repl()
logger.error.assert_called_once_with(ex)
def test_micropython_mode_add_repl_exception():
"""
Ensure that any non-IOError based exceptions are logged.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
ex = Exception('BOOM')
view.add_micropython_repl = mock.MagicMock(side_effect=ex)
mm = MicroPythonMode(editor, view)
mm.find_device = mock.MagicMock(return_value='COM0')
with mock.patch('mu.modes.base.logger', return_value=None) as logger:
mm.add_repl()
logger.error.assert_called_once_with(ex)
def test_micropython_mode_add_repl_no_port():
"""
If it's not possible to find a connected micro:bit then ensure a helpful
message is enacted.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
view.show_message = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.find_device = mock.MagicMock(return_value=(None, None))
mm.add_repl()
assert view.show_message.call_count == 1
message = 'Could not find an attached device.'
assert view.show_message.call_args[0][0] == message
def test_micropython_mode_add_repl_no_port():
"""
If it's not possible to find a connected micro:bit then ensure a helpful
message is enacted.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
view.show_message = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.find_device = mock.MagicMock(return_value=False)
mm.add_repl()
assert view.show_message.call_count == 1
message = 'Could not find an attached device.'
assert view.show_message.call_args[0][0] == message
def test_micropython_mode_add_repl():
"""
Nothing goes wrong so check the _view.add_micropython_repl gets the
expected argument.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
view.show_message = mock.MagicMock()
view.add_micropython_repl = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.find_device = mock.MagicMock(return_value=('COM0', '12345'))
with mock.patch('os.name', 'nt'):
mm.add_repl()
assert view.show_message.call_count == 0
assert view.add_micropython_repl.call_args[0][0] == 'COM0'
def test_micropython_mode_add_repl():
"""
Nothing goes wrong so check the _view.add_micropython_repl gets the
expected argument.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
view.show_message = mock.MagicMock()
view.add_micropython_repl = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.find_device = mock.MagicMock(return_value='COM0')
with mock.patch('os.name', 'nt'):
mm.add_repl()
assert view.show_message.call_count == 0
assert view.add_micropython_repl.call_args[0][0] == 'COM0'
def test_micropython_mode_add_repl_exception(microbit):
"""
Ensure that any non-IOError based exceptions are logged.
"""
editor = mock.MagicMock()
editor.current_device = microbit
view = mock.MagicMock()
ex = Exception("BOOM")
mm = MicroPythonMode(editor, view)
mock_repl_connection = mock.MagicMock()
mock_repl_connection.open = mock.MagicMock(side_effect=ex)
mock_connection_class = mock.MagicMock(return_value=mock_repl_connection)
with mock.patch("mu.modes.base.logger", return_value=None) as logger:
with mock.patch("mu.modes.base.REPLConnection", mock_connection_class):
mm.add_repl()
logger.error.assert_called_once_with(ex)
def test_micropython_mode_add_repl_ioerror():
"""
Sometimes when attempting to connect to the device there is an IOError
because it's still booting up or connecting to the host computer. In this
case, ensure a useful message is displayed.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
view.show_message = mock.MagicMock()
ex = IOError('BOOM')
view.add_micropython_repl = mock.MagicMock(side_effect=ex)
mm = MicroPythonMode(editor, view)
mm.find_device = mock.MagicMock(return_value='COM0')
mm.add_repl()
assert view.show_message.call_count == 1
assert view.show_message.call_args[0][0] == str(ex)
def test_micropython_mode_add_repl_ioerror():
"""
Sometimes when attempting to connect to the device there is an IOError
because it's still booting up or connecting to the host computer. In this
case, ensure a useful message is displayed.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
view.show_message = mock.MagicMock()
ex = IOError('BOOM')
view.add_micropython_repl = mock.MagicMock(side_effect=ex)
mm = MicroPythonMode(editor, view)
mm.find_device = mock.MagicMock(return_value=('COM0', '12345'))
mm.add_repl()
assert view.show_message.call_count == 1
assert view.show_message.call_args[0][0] == str(ex)
def test_micropython_mode_add_repl_no_force_interrupt():
"""
Nothing goes wrong so check the _view.add_micropython_repl gets the
expected arguments (including the flag so no keyboard interrupt is called).
"""
editor = mock.MagicMock()
view = mock.MagicMock()
view.show_message = mock.MagicMock()
view.add_micropython_repl = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.force_interrupt = False
mm.find_device = mock.MagicMock(return_value=('COM0', '12345'))
with mock.patch('os.name', 'nt'):
mm.add_repl()
assert view.show_message.call_count == 0
assert view.add_micropython_repl.call_args[0][0] == 'COM0'
assert view.add_micropython_repl.call_args[0][2] is False
def test_micropython_mode_add_repl_no_force_interrupt():
"""
Nothing goes wrong so check the _view.add_micropython_repl gets the
expected arguments (including the flag so no keyboard interrupt is called).
"""
editor = mock.MagicMock()
view = mock.MagicMock()
view.show_message = mock.MagicMock()
view.add_micropython_repl = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.force_interrupt = False
mm.find_device = mock.MagicMock(return_value=('COM0', '12345'))
with mock.patch('os.name', 'nt'):
mm.add_repl()
assert view.show_message.call_count == 0
assert view.add_micropython_repl.call_args[0][0] == 'COM0'
assert view.add_micropython_repl.call_args[0][2] is False
def test_micropython_mode_add_repl_no_force_interrupt(microbit):
"""
Nothing goes wrong so check the _view.add_micropython_repl gets the
expected arguments (including the flag so no keyboard interrupt
is called).
"""
editor = mock.MagicMock()
editor.current_device = microbit
view = mock.MagicMock()
view.show_message = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.force_interrupt = False
mock_repl_connection = mock.MagicMock()
mock_connection_class = mock.MagicMock(return_value=mock_repl_connection)
with mock.patch("mu.modes.base.REPLConnection", mock_connection_class):
mm.add_repl()
view.show_message.assert_not_called()
mock_repl_connection.send_interrupt.assert_not_called()
def test_micropython_mode_add_repl(microbit):
"""
Nothing goes wrong so check the _view.add_micropython_repl gets the
expected argument.
"""
editor = mock.MagicMock()
editor.current_device = microbit
view = mock.MagicMock()
view.show_message = mock.MagicMock()
view.add_micropython_repl = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mock_repl_connection = mock.MagicMock()
mock_connection_class = mock.MagicMock(return_value=mock_repl_connection)
with mock.patch("mu.modes.base.REPLConnection", mock_connection_class):
mm.add_repl()
assert view.show_message.call_count == 0
assert view.add_micropython_repl.call_args[0][1] == mock_repl_connection
mock_repl_connection.send_interrupt.assert_called_once_with()
def test_micropython_mode_add_repl_ioerror(microbit):
"""
Sometimes when attempting to connect to the device there is an IOError
because it's still booting up or connecting to the host computer. In this
case, ensure a useful message is displayed.
"""
editor = mock.MagicMock()
editor.current_device = microbit
view = mock.MagicMock()
view.show_message = mock.MagicMock()
ex = IOError("BOOM")
mm = MicroPythonMode(editor, view)
mock_repl_connection = mock.MagicMock()
mock_repl_connection.open = mock.MagicMock(side_effect=ex)
mock_connection_class = mock.MagicMock(return_value=mock_repl_connection)
with mock.patch("mu.modes.base.REPLConnection", mock_connection_class):
mm.add_repl()
assert view.show_message.call_count == 1
assert view.show_message.call_args[0][0] == str(ex)
def test_micropython_mode_toggle_repl_on():
"""
There is no repl, so toggle on.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.add_repl = mock.MagicMock()
mm.repl = None
mm.toggle_repl(None)
assert mm.add_repl.call_count == 1
def test_micropython_mode_toggle_repl_on():
"""
There is no repl, so toggle on.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.add_repl = mock.MagicMock()
mm.repl = None
mm.toggle_repl(None)
assert mm.add_repl.call_count == 1
def test_micropython_device_changed(microbit):
"""
Ensure REPL/Plotter and connection are reconnected, when the
user changes device.
"""
editor = mock.MagicMock()
view = mock.MagicMock()
view.show_device_selector = mock.MagicMock()
view.hide_device_selector = mock.MagicMock()
mm = MicroPythonMode(editor, view)
mm.add_repl = mock.MagicMock()
mm.add_plotter = mock.MagicMock()
mm.remove_repl = mock.MagicMock()
mm.remove_plotter = mock.MagicMock()
mm.repl = True
mm.plotter = True
mm.connection = mock.MagicMock()
mm.activate()
mm.device_changed(microbit)
mm.add_repl.assert_called_once_with()
mm.add_plotter.assert_called_once_with()
mm.remove_repl.assert_called_once_with()
mm.remove_plotter.assert_called_once_with()
mm.connection.send_interrupt.assert_called_once_with()
