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S4-P3-Projet/pcbdevice/tests/gcode/test_listToGcode.py
Marc-Antoine Lafreniere c1a4c532d9 GCode generator and unittests
closes #35
2019-02-20 10:38:30 -05:00

84 lines
2.3 KiB
Python

from unittest import TestCase
from pcbdevice.gcode.GcodeBuilder import listToGCode
from pcbdevice.models.Coordinates import Coordinate
class TestListToGCode(TestCase):
def test_listToGCodeMultipleTrace(self):
xSize, ySize = 2, 3
coords = whenSingleTrace()
self.assertEqual(listToGCode(coords, ySize, xSize), getExpected(coords, ySize, xSize))
coords = whenTwoTrace()
self.assertEqual(listToGCode(coords, ySize, xSize), getExpected(coords, ySize, xSize))
coords = whenThreeTrace()
self.assertEqual(listToGCode(coords, ySize, xSize), getExpected(coords, ySize, xSize))
def test_listToGCodePixelSize(self):
xSize, ySize = 1, 4
coords = whenSingleTrace()
self.assertEqual(listToGCode(coords, ySize, xSize), getExpected(coords, ySize, xSize))
xSize, ySize = 4, 2
coords = whenSingleTrace()
self.assertEqual(listToGCode(coords, ySize, xSize), getExpected(coords, ySize, xSize))
xSize, ySize = 8, -1
coords = whenSingleTrace()
self.assertRaises(RuntimeError, lambda: listToGCode(coords, ySize, xSize))
def getExpected(coords, ySize, xSize):
header = ['G28', 'G90\n']
footer = ['\nG0 Z0', 'G28']
content = ['G0 X' + str(xSize * coords[0].getX()) + ' Y' + str(ySize * coords[0].getY()),
'G0 Z3',
]
for index, coord in enumerate(coords):
if index > 0:
if coord.getX() != -1 and coord.getY() != -1:
content.append('G0 X' + str(xSize * coord.getX()) + ' Y' + str(ySize * coord.getY()))
if coords[index - 1].getX() == -1 and coords[index - 1].getX() == -1:
content.append('G0 Z3')
else:
content.append('G0 Z0')
return header + content + footer
def whenSingleTrace():
return [Coordinate(1, 2),
Coordinate(1, 5),
Coordinate(2, 5),
Coordinate(2, 8)]
def whenTwoTrace():
return [Coordinate(1, 2),
Coordinate(1, 5),
Coordinate(5, 5),
Coordinate(5, 2),
Coordinate(1, 2),
Coordinate(-1, -1),
Coordinate(5, 4),
Coordinate(8, 4)]
def whenThreeTrace():
return [Coordinate(1, 2),
Coordinate(1, 5),
Coordinate(5, 5),
Coordinate(5, 2),
Coordinate(1, 2),
Coordinate(-1, -1),
Coordinate(5, 4),
Coordinate(8, 4),
Coordinate(2, 9),
Coordinate(9, 45),
Coordinate(12, 12),
Coordinate(1, 10)]