def test_to_command_throws_exception_if_speed_never_specified(self):
gcode_test = "G1 X1.0 Y1.0 E12"
command_reader = GCodeCommandReader()
expected = [ LateralDraw([0.0,0.0],[1.0,1.0],100.0) ]
with self.assertRaises(Exception):
command_reader.to_command(gcode_test)
def test_to_command_throws_exception_if_speed_never_specified(self):
gcode_test = "G1 X1.0 Y1.0 E12"
command_reader = GCodeCommandReader()
expected = [ LateralDraw([0.0,0.0],[1.0,1.0],100.0) ]
with self.assertRaises(Exception):
command_reader.to_command(gcode_test)
def test_to_command_returns_a_LateralDraw_when_0(self):
gcode_setup = "G1 X0.0 Y0.0 F6000 E12"
gcode_line = "G1 X-8.98 Y0.00 E1.71364"
command_reader = GCodeCommandReader()
expected = [ LateralDraw([0.0,0.0],[-8.98,0.0],100.0) ]
command_reader.to_command(gcode_setup)
actual = command_reader.to_command(gcode_line)
self.assertCommandsEqual(expected, actual)
def test_to_command_does_not_permit_handles_vertical_down_movement(self):
gcode_setup = "G0 Z1.0 F6000 E0"
gcode_test = "G0 Z0.1 F6000 E0"
command_reader = GCodeCommandReader()
command_reader.to_command(gcode_setup)
with self.assertRaises(Exception):
command_reader.to_command(gcode_test)
def test_to_command_does_not_permit_handles_vertical_down_movement(self):
gcode_setup = "G0 Z1.0 F6000 E0"
gcode_test = "G0 Z0.1 F6000 E0"
command_reader = GCodeCommandReader()
command_reader.to_command(gcode_setup)
with self.assertRaises(Exception):
command_reader.to_command(gcode_test)
def test_to_command_returns_a_LateralDraw_when_0(self):
gcode_setup = "G1 X0.0 Y0.0 F6000 E12"
gcode_line = "G1 X-8.98 Y0.00 E1.71364"
command_reader = GCodeCommandReader()
expected = [LateralDraw([0.0, 0.0], [-8.98, 0.0], 100.0)]
command_reader.to_command(gcode_setup)
actual = command_reader.to_command(gcode_line)
self.assertCommandsEqual(expected, actual)
def test_to_command_remembers_last_speed_if_none_specified(self):
gcode_setup = "G1 X1.0 Y1.0 F6000 E12"
gcode_test = "G1 X1.0 Y1.0 E12"
command_reader = GCodeCommandReader()
expected = [ LateralDraw([1.0,1.0],[1.0,1.0],100.0) ]
command_reader.to_command(gcode_setup)
actual = command_reader.to_command(gcode_test)
self.assertCommandsEqual(expected, actual)
def test_to_command_remembers_last_speed_if_none_specified(self):
gcode_setup = "G1 X1.0 Y1.0 F6000 E12"
gcode_test = "G1 X1.0 Y1.0 E12"
command_reader = GCodeCommandReader()
expected = [ LateralDraw([1.0,1.0],[1.0,1.0],100.0) ]
command_reader.to_command(gcode_setup)
actual = command_reader.to_command(gcode_test)
self.assertCommandsEqual(expected, actual)
def test_to_command_remembers_last_speed_if_only_specified(self):
gcode_setup = "G1 F6000"
gcode_test = "G1 X1.0 Y1.0 E12"
command_reader = GCodeCommandReader()
expected_verify = [ LateralDraw([0.0,0.0],[1.0,1.0],100.0) ]
setup = command_reader.to_command(gcode_setup)
verify = command_reader.to_command(gcode_test)
self.assertEqual([], setup)
self.assertCommandsEqual(expected_verify, verify)
def test_to_command_remembers_last_speed_if_only_specified(self):
gcode_setup = "G1 F6000"
gcode_test = "G1 X1.0 Y1.0 E12"
command_reader = GCodeCommandReader()
expected_verify = [ LateralDraw([0.0,0.0],[1.0,1.0],100.0) ]
setup = command_reader.to_command(gcode_setup)
verify = command_reader.to_command(gcode_test)
self.assertEqual([], setup)
self.assertCommandsEqual(expected_verify, verify)
def test_to_command_returns_empty_list_for_ignorable_codes(self):
test_gcode_lines = [";Comment","M101","O NAME OF PROGRAM"]
command_reader = GCodeCommandReader()
actuals = [ command_reader.to_command(line) for line in test_gcode_lines ]
self.assertEquals([[],[],[]], actuals)
def test_to_command_returns_empty_list_for_blank(self):
test_gcode_line = ""
command_reader = GCodeCommandReader()
actual = command_reader.to_command(test_gcode_line)
self.assertEquals([], actual)
def test_vertically_diagonal_move_are_made_moves_and_lateral_moves(self):
gcode_setup1 = "G0 Z0.1 F6000 E0"
gcode_setup2 = "G0 Z0.2 F6000 E0"
gcode_setup3 = "G0 X0.5 Y0.5 F6000"
gcode_test = "G0 X0.7 Y0.7 Z0.5 F6000"
command_reader = GCodeCommandReader()
expected = [
VerticalMove(0.2,0.5,100.0),
LateralMove([0.5,0.5],[0.7,0.7],100.0),
]
command_reader.to_command(gcode_setup1)
command_reader.to_command(gcode_setup2)
command_reader.to_command(gcode_setup3)
self.assertCommandsEqual(expected, command_reader.to_command(gcode_test))
def test_to_command_can_scale_when_scale_provided(self):
gcode_setup1 = "G0 Z0.1 F6000 E0"
gcode_setup2 = "G0 Z0.2 F6000 E0"
gcode_setup3 = "G0 X0.0 Y0.0 F6000"
gcode_test = "G0 X1.0 Y1.0 Z0.3 F6000"
command_reader = GCodeCommandReader(scale = 0.1)
expected = [
VerticalMove(0.02,0.03,100.0),
LateralMove([0.0,0.0],[0.1,0.1],100.0),
]
command_reader.to_command(gcode_setup1)
command_reader.to_command(gcode_setup2)
command_reader.to_command(gcode_setup3)
self.assertCommandsEqual(expected, command_reader.to_command(gcode_test))
def test_vertically_diagonal_move_are_made_moves_and_lateral_moves(self):
gcode_setup1 = "G0 Z0.1 F6000 E0"
gcode_setup2 = "G0 Z0.2 F6000 E0"
gcode_setup3 = "G0 X0.5 Y0.5 F6000"
gcode_test = "G0 X0.7 Y0.7 Z0.5 F6000"
command_reader = GCodeCommandReader()
expected = [
VerticalMove(0.2,0.5,100.0),
LateralMove([0.5,0.5],[0.7,0.7],100.0),
]
command_reader.to_command(gcode_setup1)
command_reader.to_command(gcode_setup2)
command_reader.to_command(gcode_setup3)
self.assertCommandsEqual(expected, command_reader.to_command(gcode_test))
def test_to_command_returns_empty_list_for_ignorable_codes(self):
test_gcode_lines = [";Comment","M101","O NAME OF PROGRAM"]
command_reader = GCodeCommandReader()
actuals = [ command_reader.to_command(line) for line in test_gcode_lines ]
self.assertEquals([[],[],[]], actuals)
def test_to_command_returns_empty_list_for_blank(self):
test_gcode_line = ""
command_reader = GCodeCommandReader()
actual = command_reader.to_command(test_gcode_line)
self.assertEquals([], actual)
def test_to_command_can_scale_when_scale_provided(self):
gcode_setup1 = "G0 Z0.1 F6000 E0"
gcode_setup2 = "G0 Z0.2 F6000 E0"
gcode_setup3 = "G0 X0.0 Y0.0 F6000"
gcode_test = "G0 X1.0 Y1.0 Z0.3 F6000"
command_reader = GCodeCommandReader(scale=0.1)
expected = [
VerticalMove(0.02, 0.03, 100.0),
LateralMove([0.0, 0.0], [0.1, 0.1], 100.0),
]
command_reader.to_command(gcode_setup1)
command_reader.to_command(gcode_setup2)
command_reader.to_command(gcode_setup3)
self.assertCommandsEqual(expected,
command_reader.to_command(gcode_test))
def test_to_command_returns_a_LateralDraw_given_move_with_extrude(self):
gcode_line = "G1 X1.0 Y1.0 F6000 E12"
command_reader = GCodeCommandReader()
expected = [ LateralDraw([0.0,0.0],[1.0,1.0],100.0) ]
actual = command_reader.to_command(gcode_line)
self.assertCommandsEqual(expected, actual)
def test_to_command_returns_a_LateralDraw_given_move_with_extrude(self):
gcode_line = "G1 X1.0 Y1.0 F6000 E12"
command_reader = GCodeCommandReader()
expected = [ LateralDraw([0.0,0.0],[1.0,1.0],100.0) ]
actual = command_reader.to_command(gcode_line)
self.assertCommandsEqual(expected, actual)
def test_to_command_handles_unknown_sub_command(self):
gcode_line = "G1 X1.0 Y1.0 F6000 E12 Q55"
command_reader = GCodeCommandReader()
expected = [ LateralDraw([0.0,0.0],[1.0, 1.0], 100) ]
actual = command_reader.to_command(gcode_line)
self.assertCommandsEqual(expected, actual)
def test_to_command_handles_unknown_sub_command(self):
gcode_line = "G1 X1.0 Y1.0 F6000 E12 Q55"
command_reader = GCodeCommandReader()
expected = [ LateralDraw([0.0,0.0],[1.0, 1.0], 100) ]
actual = command_reader.to_command(gcode_line)
self.assertCommandsEqual(expected, actual)
def test_to_command_handles_vertical_movement(self):
gcode_test = "G0 Z1.0 F6000 E0"
command_reader = GCodeCommandReader()
expected = [ VerticalMove(0.0,1.0, 100.0) ]
actual = command_reader.to_command(gcode_test)
self.assertCommandsEqual(expected, actual)
def test_to_command_creates_move_if_E_not_specified(self):
gcode_test = "G0 X1.0 Y1.0 F6000"
command_reader = GCodeCommandReader()
expected = [ LateralMove([0.0,0.0],[1.0, 1.0], 100.0) ]
actual = command_reader.to_command(gcode_test)
self.assertCommandsEqual(expected, actual)
def test_to_command_creates_move_if_E_not_specified(self):
gcode_test = "G0 X1.0 Y1.0 F6000"
command_reader = GCodeCommandReader()
expected = [ LateralMove([0.0,0.0],[1.0, 1.0], 100.0) ]
actual = command_reader.to_command(gcode_test)
self.assertCommandsEqual(expected, actual)
def test_to_command_handles_vertical_movement(self):
gcode_test = "G0 Z1.0 F6000 E0"
command_reader = GCodeCommandReader()
expected = [ VerticalMove(0.0,1.0, 100.0) ]
actual = command_reader.to_command(gcode_test)
self.assertCommandsEqual(expected, actual)
def test_to_command_allows_vertical_write_provide_layer_increment_specified(self):
gcode_setup1 = "G0 Z0.1 F6000 E0"
gcode_setup2 = "G0 Z0.2 F6000 E0"
gcode_setup3 = "G0 X0.5 Y0.5 F6000"
gcode_test = "G0 Z0.5 F6000 E1"
command_reader = GCodeCommandReader()
expected = [
VerticalMove(0.2,0.3,100.0),
LateralDraw([0.5,0.5],[0.5,0.5],100.0),
VerticalMove(0.3,0.4,100.0),
LateralDraw([0.5,0.5],[0.5,0.5],100.0),
VerticalMove(0.4,0.5,100.0),
LateralDraw([0.5,0.5],[0.5,0.5],100.0),
]
command_reader.to_command(gcode_setup1)
command_reader.to_command(gcode_setup2)
command_reader.to_command(gcode_setup3)
actual = command_reader.to_command(gcode_test)
self.assertCommandsEqual(expected, actual)
def test_to_command_allows_vertical_write_provide_layer_increment_specified(self):
gcode_setup1 = "G0 Z0.1 F6000 E0"
gcode_setup2 = "G0 Z0.2 F6000 E0"
gcode_setup3 = "G0 X0.5 Y0.5 F6000"
gcode_test = "G0 Z0.5 F6000 E1"
command_reader = GCodeCommandReader()
expected = [
VerticalMove(0.2,0.3,100.0),
LateralDraw([0.5,0.5],[0.5,0.5],100.0),
VerticalMove(0.3,0.4,100.0),
LateralDraw([0.5,0.5],[0.5,0.5],100.0),
VerticalMove(0.4,0.5,100.0),
LateralDraw([0.5,0.5],[0.5,0.5],100.0),
]
command_reader.to_command(gcode_setup1)
command_reader.to_command(gcode_setup2)
command_reader.to_command(gcode_setup3)
actual = command_reader.to_command(gcode_test)
self.assertCommandsEqual(expected, actual)
def test_to_command_handles_units(self):
gcode_metric = "G21"
gcode_metric_line = "G1 X1.0 Y1.0 F6000 E12"
gcode_feet = "G20"
gcode_feet_line = "G1 X1.0 Y1.0 F6000 E12"
command_reader = GCodeCommandReader()
expected_metric = [ LateralDraw([0.0,0.0],[1.0,1.0],100.0) ]
expected_feet = [ LateralDraw([1.0,1.0],[25.4,25.4],2540.0) ]
command_reader.to_command(gcode_metric)
self.assertCommandsEqual(expected_metric, command_reader.to_command(gcode_metric_line))
command_reader.to_command(gcode_feet)
self.assertCommandsEqual(expected_feet, command_reader.to_command(gcode_feet_line))
def test_to_command_handles_units(self):
gcode_metric = "G21"
gcode_metric_line = "G1 X1.0 Y1.0 F6000 E12"
gcode_feet = "G20"
gcode_feet_line = "G1 X1.0 Y1.0 F6000 E12"
command_reader = GCodeCommandReader()
expected_metric = [ LateralDraw([0.0,0.0],[1.0,1.0],100.0) ]
expected_feet = [ LateralDraw([1.0,1.0],[25.4,25.4],2540.0) ]
command_reader.to_command(gcode_metric)
self.assertCommandsEqual(expected_metric, command_reader.to_command(gcode_metric_line))
command_reader.to_command(gcode_feet)
self.assertCommandsEqual(expected_feet, command_reader.to_command(gcode_feet_line))
def test_unsupported_codes_raises_exception(self):
test_gcode_line = "P01 X123.0 C7"
command_reader = GCodeCommandReader()
with self.assertRaises(Exception):
command_reader.to_command(test_gcode_line)
def test_unsupported_codes_raises_exception(self):
test_gcode_line = "P01 X123.0 C7"
command_reader = GCodeCommandReader()
with self.assertRaises(Exception):
command_reader.to_command(test_gcode_line)