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Diffstat (limited to 'gerber/tests/test_primitives.py')
| -rw-r--r-- | gerber/tests/test_primitives.py | 1270 |
1 files changed, 1270 insertions, 0 deletions
diff --git a/gerber/tests/test_primitives.py b/gerber/tests/test_primitives.py new file mode 100644 index 0000000..c49b558 --- /dev/null +++ b/gerber/tests/test_primitives.py @@ -0,0 +1,1270 @@ +#! /usr/bin/env python +# -*- coding: utf-8 -*- + +# Author: Hamilton Kibbe <ham@hamiltonkib.be> +from operator import add + +from ..primitives import * +from .tests import * + + +def test_primitive_smoketest(): + p = Primitive() + try: + p.bounding_box + assert_false(True, 'should have thrown the exception') + except NotImplementedError: + pass + #assert_raises(NotImplementedError, p.bounding_box) + + p.to_metric() + p.to_inch() + try: + p.offset(1, 1) + assert_false(True, 'should have thrown the exception') + except NotImplementedError: + pass + + +def test_line_angle(): + """ Test Line primitive angle calculation + """ + cases = [((0, 0), (1, 0), math.radians(0)), + ((0, 0), (1, 1), math.radians(45)), + ((0, 0), (0, 1), math.radians(90)), + ((0, 0), (-1, 1), math.radians(135)), + ((0, 0), (-1, 0), math.radians(180)), + ((0, 0), (-1, -1), math.radians(225)), + ((0, 0), (0, -1), math.radians(270)), + ((0, 0), (1, -1), math.radians(315)), ] + for start, end, expected in cases: + l = Line(start, end, 0) + line_angle = (l.angle + 2 * math.pi) % (2 * math.pi) + assert_almost_equal(line_angle, expected) + + +def test_line_bounds(): + """ Test Line primitive bounding box calculation + """ + cases = [((0, 0), (1, 1), ((-1, 2), (-1, 2))), + ((-1, -1), (1, 1), ((-2, 2), (-2, 2))), + ((1, 1), (-1, -1), ((-2, 2), (-2, 2))), + ((-1, 1), (1, -1), ((-2, 2), (-2, 2))), ] + + c = Circle((0, 0), 2) + r = Rectangle((0, 0), 2, 2) + for shape in (c, r): + for start, end, expected in cases: + l = Line(start, end, shape) + assert_equal(l.bounding_box, expected) + # Test a non-square rectangle + r = Rectangle((0, 0), 3, 2) + cases = [((0, 0), (1, 1), ((-1.5, 2.5), (-1, 2))), + ((-1, -1), (1, 1), ((-2.5, 2.5), (-2, 2))), + ((1, 1), (-1, -1), ((-2.5, 2.5), (-2, 2))), + ((-1, 1), (1, -1), ((-2.5, 2.5), (-2, 2))), ] + for start, end, expected in cases: + l = Line(start, end, r) + assert_equal(l.bounding_box, expected) + + +def test_line_vertices(): + c = Circle((0, 0), 2) + l = Line((0, 0), (1, 1), c) + assert_equal(l.vertices, None) + + # All 4 compass points, all 4 quadrants and the case where start == end + test_cases = [((0, 0), (1, 0), ((-1, -1), (-1, 1), (2, 1), (2, -1))), + ((0, 0), (1, 1), ((-1, -1), (-1, 1), + (0, 2), (2, 2), (2, 0), (1, -1))), + ((0, 0), (0, 1), ((-1, -1), (-1, 2), (1, 2), (1, -1))), + ((0, 0), (-1, 1), ((-1, -1), (-2, 0), + (-2, 2), (0, 2), (1, 1), (1, -1))), + ((0, 0), (-1, 0), ((-2, -1), (-2, 1), (1, 1), (1, -1))), + ((0, 0), (-1, -1), ((-2, -2), (1, -1), + (1, 1), (-1, 1), (-2, 0), (0, -2))), + ((0, 0), (0, -1), ((-1, -2), (-1, 1), (1, 1), (1, -2))), + ((0, 0), (1, -1), ((-1, -1), (0, -2), + (2, -2), (2, 0), (1, 1), (-1, 1))), + ((0, 0), (0, 0), ((-1, -1), (-1, 1), (1, 1), (1, -1))), ] + r = Rectangle((0, 0), 2, 2) + + for start, end, vertices in test_cases: + l = Line(start, end, r) + assert_equal(set(vertices), set(l.vertices)) + + +def test_line_conversion(): + c = Circle((0, 0), 25.4, units='metric') + l = Line((2.54, 25.4), (254.0, 2540.0), c, units='metric') + + # No effect + l.to_metric() + assert_equal(l.start, (2.54, 25.4)) + assert_equal(l.end, (254.0, 2540.0)) + assert_equal(l.aperture.diameter, 25.4) + + l.to_inch() + assert_equal(l.start, (0.1, 1.0)) + assert_equal(l.end, (10.0, 100.0)) + assert_equal(l.aperture.diameter, 1.0) + + # No effect + l.to_inch() + assert_equal(l.start, (0.1, 1.0)) + assert_equal(l.end, (10.0, 100.0)) + assert_equal(l.aperture.diameter, 1.0) + + c = Circle((0, 0), 1.0, units='inch') + l = Line((0.1, 1.0), (10.0, 100.0), c, units='inch') + + # No effect + l.to_inch() + assert_equal(l.start, (0.1, 1.0)) + assert_equal(l.end, (10.0, 100.0)) + assert_equal(l.aperture.diameter, 1.0) + + l.to_metric() + assert_equal(l.start, (2.54, 25.4)) + assert_equal(l.end, (254.0, 2540.0)) + assert_equal(l.aperture.diameter, 25.4) + + # No effect + l.to_metric() + assert_equal(l.start, (2.54, 25.4)) + assert_equal(l.end, (254.0, 2540.0)) + assert_equal(l.aperture.diameter, 25.4) + + r = Rectangle((0, 0), 25.4, 254.0, units='metric') + l = Line((2.54, 25.4), (254.0, 2540.0), r, units='metric') + l.to_inch() + assert_equal(l.start, (0.1, 1.0)) + assert_equal(l.end, (10.0, 100.0)) + assert_equal(l.aperture.width, 1.0) + assert_equal(l.aperture.height, 10.0) + + r = Rectangle((0, 0), 1.0, 10.0, units='inch') + l = Line((0.1, 1.0), (10.0, 100.0), r, units='inch') + l.to_metric() + assert_equal(l.start, (2.54, 25.4)) + assert_equal(l.end, (254.0, 2540.0)) + assert_equal(l.aperture.width, 25.4) + assert_equal(l.aperture.height, 254.0) + + +def test_line_offset(): + c = Circle((0, 0), 1) + l = Line((0, 0), (1, 1), c) + l.offset(1, 0) + assert_equal(l.start, (1., 0.)) + assert_equal(l.end, (2., 1.)) + l.offset(0, 1) + assert_equal(l.start, (1., 1.)) + assert_equal(l.end, (2., 2.)) + + +def test_arc_radius(): + """ Test Arc primitive radius calculation + """ + cases = [((-3, 4), (5, 0), (0, 0), 5), + ((0, 1), (1, 0), (0, 0), 1), ] + + for start, end, center, radius in cases: + a = Arc(start, end, center, 'clockwise', 0, 'single-quadrant') + assert_equal(a.radius, radius) + + +def test_arc_sweep_angle(): + """ Test Arc primitive sweep angle calculation + """ + cases = [((1, 0), (0, 1), (0, 0), 'counterclockwise', math.radians(90)), + ((1, 0), (0, 1), (0, 0), 'clockwise', math.radians(270)), + ((1, 0), (-1, 0), (0, 0), 'clockwise', math.radians(180)), + ((1, 0), (-1, 0), (0, 0), 'counterclockwise', math.radians(180)), ] + + for start, end, center, direction, sweep in cases: + c = Circle((0,0), 1) + a = Arc(start, end, center, direction, c, 'single-quadrant') + assert_equal(a.sweep_angle, sweep) + + +def test_arc_bounds(): + """ Test Arc primitive bounding box calculation + """ + cases = [((1, 0), (0, 1), (0, 0), 'clockwise', ((-1.5, 1.5), (-1.5, 1.5))), + ((1, 0), (0, 1), (0, 0), 'counterclockwise', + ((-0.5, 1.5), (-0.5, 1.5))), + # TODO: ADD MORE TEST CASES HERE + ] + for start, end, center, direction, bounds in cases: + c = Circle((0,0), 1) + a = Arc(start, end, center, direction, c, 'single-quadrant') + assert_equal(a.bounding_box, bounds) + + +def test_arc_conversion(): + c = Circle((0, 0), 25.4, units='metric') + a = Arc((2.54, 25.4), (254.0, 2540.0), (25400.0, 254000.0), + 'clockwise', c, 'single-quadrant', units='metric') + + # No effect + a.to_metric() + assert_equal(a.start, (2.54, 25.4)) + assert_equal(a.end, (254.0, 2540.0)) + assert_equal(a.center, (25400.0, 254000.0)) + assert_equal(a.aperture.diameter, 25.4) + + a.to_inch() + assert_equal(a.start, (0.1, 1.0)) + assert_equal(a.end, (10.0, 100.0)) + assert_equal(a.center, (1000.0, 10000.0)) + assert_equal(a.aperture.diameter, 1.0) + + # no effect + a.to_inch() + assert_equal(a.start, (0.1, 1.0)) + assert_equal(a.end, (10.0, 100.0)) + assert_equal(a.center, (1000.0, 10000.0)) + assert_equal(a.aperture.diameter, 1.0) + + c = Circle((0, 0), 1.0, units='inch') + a = Arc((0.1, 1.0), (10.0, 100.0), (1000.0, 10000.0), + 'clockwise', c, 'single-quadrant', units='inch') + a.to_metric() + assert_equal(a.start, (2.54, 25.4)) + assert_equal(a.end, (254.0, 2540.0)) + assert_equal(a.center, (25400.0, 254000.0)) + assert_equal(a.aperture.diameter, 25.4) + + +def test_arc_offset(): + c = Circle((0, 0), 1) + a = Arc((0, 0), (1, 1), (2, 2), 'clockwise', c, 'single-quadrant') + a.offset(1, 0) + assert_equal(a.start, (1., 0.)) + assert_equal(a.end, (2., 1.)) + assert_equal(a.center, (3., 2.)) + a.offset(0, 1) + assert_equal(a.start, (1., 1.)) + assert_equal(a.end, (2., 2.)) + assert_equal(a.center, (3., 3.)) + + +def test_circle_radius(): + """ Test Circle primitive radius calculation + """ + c = Circle((1, 1), 2) + assert_equal(c.radius, 1) + + +def test_circle_hole_radius(): + """ Test Circle primitive hole radius calculation + """ + c = Circle((1, 1), 4, 2) + assert_equal(c.hole_radius, 1) + + +def test_circle_bounds(): + """ Test Circle bounding box calculation + """ + c = Circle((1, 1), 2) + assert_equal(c.bounding_box, ((0, 2), (0, 2))) + + +def test_circle_conversion(): + """Circle conversion of units""" + # Circle initially metric, no hole + c = Circle((2.54, 25.4), 254.0, units='metric') + + c.to_metric() # shouldn't do antyhing + assert_equal(c.position, (2.54, 25.4)) + assert_equal(c.diameter, 254.) + assert_equal(c.hole_diameter, None) + + c.to_inch() + assert_equal(c.position, (0.1, 1.)) + assert_equal(c.diameter, 10.) + assert_equal(c.hole_diameter, None) + + # no effect + c.to_inch() + assert_equal(c.position, (0.1, 1.)) + assert_equal(c.diameter, 10.) + assert_equal(c.hole_diameter, None) + + # Circle initially metric, with hole + c = Circle((2.54, 25.4), 254.0, 127.0, units='metric') + + c.to_metric() #shouldn't do antyhing + assert_equal(c.position, (2.54, 25.4)) + assert_equal(c.diameter, 254.) + assert_equal(c.hole_diameter, 127.) + + c.to_inch() + assert_equal(c.position, (0.1, 1.)) + assert_equal(c.diameter, 10.) + assert_equal(c.hole_diameter, 5.) + + # no effect + c.to_inch() + assert_equal(c.position, (0.1, 1.)) + assert_equal(c.diameter, 10.) + assert_equal(c.hole_diameter, 5.) + + # Circle initially inch, no hole + c = Circle((0.1, 1.0), 10.0, units='inch') + # No effect + c.to_inch() + assert_equal(c.position, (0.1, 1.)) + assert_equal(c.diameter, 10.) + assert_equal(c.hole_diameter, None) + + c.to_metric() + assert_equal(c.position, (2.54, 25.4)) + assert_equal(c.diameter, 254.) + assert_equal(c.hole_diameter, None) + + # no effect + c.to_metric() + assert_equal(c.position, (2.54, 25.4)) + assert_equal(c.diameter, 254.) + assert_equal(c.hole_diameter, None) + + c = Circle((0.1, 1.0), 10.0, 5.0, units='inch') + #No effect + c.to_inch() + assert_equal(c.position, (0.1, 1.)) + assert_equal(c.diameter, 10.) + assert_equal(c.hole_diameter, 5.) + + c.to_metric() + assert_equal(c.position, (2.54, 25.4)) + assert_equal(c.diameter, 254.) + assert_equal(c.hole_diameter, 127.) + + # no effect + c.to_metric() + assert_equal(c.position, (2.54, 25.4)) + assert_equal(c.diameter, 254.) + assert_equal(c.hole_diameter, 127.) + + + +def test_circle_offset(): + c = Circle((0, 0), 1) + c.offset(1, 0) + assert_equal(c.position, (1., 0.)) + c.offset(0, 1) + assert_equal(c.position, (1., 1.)) + + +def test_ellipse_ctor(): + """ Test ellipse creation + """ + e = Ellipse((2, 2), 3, 2) + assert_equal(e.position, (2, 2)) + assert_equal(e.width, 3) + assert_equal(e.height, 2) + + +def test_ellipse_bounds(): + """ Test ellipse bounding box calculation + """ + e = Ellipse((2, 2), 4, 2) + assert_equal(e.bounding_box, ((0, 4), (1, 3))) + e = Ellipse((2, 2), 4, 2, rotation=90) + assert_equal(e.bounding_box, ((1, 3), (0, 4))) + e = Ellipse((2, 2), 4, 2, rotation=180) + assert_equal(e.bounding_box, ((0, 4), (1, 3))) + e = Ellipse((2, 2), 4, 2, rotation=270) + assert_equal(e.bounding_box, ((1, 3), (0, 4))) + + +def test_ellipse_conversion(): + e = Ellipse((2.54, 25.4), 254.0, 2540., units='metric') + + # No effect + e.to_metric() + assert_equal(e.position, (2.54, 25.4)) + assert_equal(e.width, 254.) + assert_equal(e.height, 2540.) + + e.to_inch() + assert_equal(e.position, (0.1, 1.)) + assert_equal(e.width, 10.) + assert_equal(e.height, 100.) + + # No effect + e.to_inch() + assert_equal(e.position, (0.1, 1.)) + assert_equal(e.width, 10.) + assert_equal(e.height, 100.) + + e = Ellipse((0.1, 1.), 10.0, 100., units='inch') + + # no effect + e.to_inch() + assert_equal(e.position, (0.1, 1.)) + assert_equal(e.width, 10.) + assert_equal(e.height, 100.) + + e.to_metric() + assert_equal(e.position, (2.54, 25.4)) + assert_equal(e.width, 254.) + assert_equal(e.height, 2540.) + + # No effect + e.to_metric() + assert_equal(e.position, (2.54, 25.4)) + assert_equal(e.width, 254.) + assert_equal(e.height, 2540.) + + +def test_ellipse_offset(): + e = Ellipse((0, 0), 1, 2) + e.offset(1, 0) + assert_equal(e.position, (1., 0.)) + e.offset(0, 1) + assert_equal(e.position, (1., 1.)) + + +def test_rectangle_ctor(): + """ Test rectangle creation + """ + test_cases = (((0, 0), 1, 1), ((0, 0), 1, 2), ((1, 1), 1, 2)) + for pos, width, height in test_cases: + r = Rectangle(pos, width, height) + assert_equal(r.position, pos) + assert_equal(r.width, width) + assert_equal(r.height, height) + +def test_rectangle_hole_radius(): + """ Test rectangle hole diameter calculation + """ + r = Rectangle((0,0), 2, 2) + assert_equal(0, r.hole_radius) + + r = Rectangle((0,0), 2, 2, 1) + assert_equal(0.5, r.hole_radius) + + + +def test_rectangle_bounds(): + """ Test rectangle bounding box calculation + """ + r = Rectangle((0, 0), 2, 2) + xbounds, ybounds = r.bounding_box + assert_array_almost_equal(xbounds, (-1, 1)) + assert_array_almost_equal(ybounds, (-1, 1)) + r = Rectangle((0, 0), 2, 2, rotation=45) + xbounds, ybounds = r.bounding_box + assert_array_almost_equal(xbounds, (-math.sqrt(2), math.sqrt(2))) + assert_array_almost_equal(ybounds, (-math.sqrt(2), math.sqrt(2))) + + +def test_rectangle_conversion(): + """Test converting rectangles between units""" + + # Initially metric no hole + r = Rectangle((2.54, 25.4), 254.0, 2540.0, units='metric') + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + + # Initially metric with hole + r = Rectangle((2.54, 25.4), 254.0, 2540.0, 127.0, units='metric') + + r.to_metric() + assert_equal(r.position, (2.54,25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + assert_equal(r.hole_diameter, 127.0) + + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + assert_equal(r.hole_diameter, 5.0) + + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + assert_equal(r.hole_diameter, 5.0) + + # Initially inch, no hole + r = Rectangle((0.1, 1.0), 10.0, 100.0, units='inch') + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + + # Initially inch with hole + r = Rectangle((0.1, 1.0), 10.0, 100.0, 5.0, units='inch') + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + assert_equal(r.hole_diameter, 5.0) + + r.to_metric() + assert_equal(r.position, (2.54,25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + assert_equal(r.hole_diameter, 127.0) + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + assert_equal(r.hole_diameter, 127.0) + + +def test_rectangle_offset(): + r = Rectangle((0, 0), 1, 2) + r.offset(1, 0) + assert_equal(r.position, (1., 0.)) + r.offset(0, 1) + assert_equal(r.position, (1., 1.)) + + +def test_diamond_ctor(): + """ Test diamond creation + """ + test_cases = (((0, 0), 1, 1), ((0, 0), 1, 2), ((1, 1), 1, 2)) + for pos, width, height in test_cases: + d = Diamond(pos, width, height) + assert_equal(d.position, pos) + assert_equal(d.width, width) + assert_equal(d.height, height) + + +def test_diamond_bounds(): + """ Test diamond bounding box calculation + """ + d = Diamond((0, 0), 2, 2) + xbounds, ybounds = d.bounding_box + assert_array_almost_equal(xbounds, (-1, 1)) + assert_array_almost_equal(ybounds, (-1, 1)) + d = Diamond((0, 0), math.sqrt(2), math.sqrt(2), rotation=45) + xbounds, ybounds = d.bounding_box + assert_array_almost_equal(xbounds, (-1, 1)) + assert_array_almost_equal(ybounds, (-1, 1)) + + +def test_diamond_conversion(): + d = Diamond((2.54, 25.4), 254.0, 2540.0, units='metric') + + d.to_metric() + assert_equal(d.position, (2.54, 25.4)) + assert_equal(d.width, 254.0) + assert_equal(d.height, 2540.0) + + d.to_inch() + assert_equal(d.position, (0.1, 1.0)) + assert_equal(d.width, 10.0) + assert_equal(d.height, 100.0) + + d.to_inch() + assert_equal(d.position, (0.1, 1.0)) + assert_equal(d.width, 10.0) + assert_equal(d.height, 100.0) + + d = Diamond((0.1, 1.0), 10.0, 100.0, units='inch') + + d.to_inch() + assert_equal(d.position, (0.1, 1.0)) + assert_equal(d.width, 10.0) + assert_equal(d.height, 100.0) + + d.to_metric() + assert_equal(d.position, (2.54, 25.4)) + assert_equal(d.width, 254.0) + assert_equal(d.height, 2540.0) + + d.to_metric() + assert_equal(d.position, (2.54, 25.4)) + assert_equal(d.width, 254.0) + assert_equal(d.height, 2540.0) + + +def test_diamond_offset(): + d = Diamond((0, 0), 1, 2) + d.offset(1, 0) + assert_equal(d.position, (1., 0.)) + d.offset(0, 1) + assert_equal(d.position, (1., 1.)) + + +def test_chamfer_rectangle_ctor(): + """ Test chamfer rectangle creation + """ + test_cases = (((0, 0), 1, 1, 0.2, (True, True, False, False)), + ((0, 0), 1, 2, 0.3, (True, True, True, True)), + ((1, 1), 1, 2, 0.4, (False, False, False, False))) + for pos, width, height, chamfer, corners in test_cases: + r = ChamferRectangle(pos, width, height, chamfer, corners) + assert_equal(r.position, pos) + assert_equal(r.width, width) + assert_equal(r.height, height) + assert_equal(r.chamfer, chamfer) + assert_array_almost_equal(r.corners, corners) + + +def test_chamfer_rectangle_bounds(): + """ Test chamfer rectangle bounding box calculation + """ + r = ChamferRectangle((0, 0), 2, 2, 0.2, (True, True, False, False)) + xbounds, ybounds = r.bounding_box + assert_array_almost_equal(xbounds, (-1, 1)) + assert_array_almost_equal(ybounds, (-1, 1)) + r = ChamferRectangle( + (0, 0), 2, 2, 0.2, (True, True, False, False), rotation=45) + xbounds, ybounds = r.bounding_box + assert_array_almost_equal(xbounds, (-math.sqrt(2), math.sqrt(2))) + assert_array_almost_equal(ybounds, (-math.sqrt(2), math.sqrt(2))) + + +def test_chamfer_rectangle_conversion(): + r = ChamferRectangle((2.54, 25.4), 254.0, 2540.0, 0.254, + (True, True, False, False), units='metric') + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + assert_equal(r.chamfer, 0.254) + + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + assert_equal(r.chamfer, 0.01) + + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + assert_equal(r.chamfer, 0.01) + + r = ChamferRectangle((0.1, 1.0), 10.0, 100.0, 0.01, + (True, True, False, False), units='inch') + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + assert_equal(r.chamfer, 0.01) + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + assert_equal(r.chamfer, 0.254) + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + assert_equal(r.chamfer, 0.254) + + +def test_chamfer_rectangle_offset(): + r = ChamferRectangle((0, 0), 1, 2, 0.01, (True, True, False, False)) + r.offset(1, 0) + assert_equal(r.position, (1., 0.)) + r.offset(0, 1) + assert_equal(r.position, (1., 1.)) + + +def test_round_rectangle_ctor(): + """ Test round rectangle creation + """ + test_cases = (((0, 0), 1, 1, 0.2, (True, True, False, False)), + ((0, 0), 1, 2, 0.3, (True, True, True, True)), + ((1, 1), 1, 2, 0.4, (False, False, False, False))) + for pos, width, height, radius, corners in test_cases: + r = RoundRectangle(pos, width, height, radius, corners) + assert_equal(r.position, pos) + assert_equal(r.width, width) + assert_equal(r.height, height) + assert_equal(r.radius, radius) + assert_array_almost_equal(r.corners, corners) + + +def test_round_rectangle_bounds(): + """ Test round rectangle bounding box calculation + """ + r = RoundRectangle((0, 0), 2, 2, 0.2, (True, True, False, False)) + xbounds, ybounds = r.bounding_box + assert_array_almost_equal(xbounds, (-1, 1)) + assert_array_almost_equal(ybounds, (-1, 1)) + r = RoundRectangle((0, 0), 2, 2, 0.2, + (True, True, False, False), rotation=45) + xbounds, ybounds = r.bounding_box + assert_array_almost_equal(xbounds, (-math.sqrt(2), math.sqrt(2))) + assert_array_almost_equal(ybounds, (-math.sqrt(2), math.sqrt(2))) + + +def test_round_rectangle_conversion(): + r = RoundRectangle((2.54, 25.4), 254.0, 2540.0, 0.254, + (True, True, False, False), units='metric') + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + assert_equal(r.radius, 0.254) + + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + assert_equal(r.radius, 0.01) + + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + assert_equal(r.radius, 0.01) + + r = RoundRectangle((0.1, 1.0), 10.0, 100.0, 0.01, + (True, True, False, False), units='inch') + + r.to_inch() + assert_equal(r.position, (0.1, 1.0)) + assert_equal(r.width, 10.0) + assert_equal(r.height, 100.0) + assert_equal(r.radius, 0.01) + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + assert_equal(r.radius, 0.254) + + r.to_metric() + assert_equal(r.position, (2.54, 25.4)) + assert_equal(r.width, 254.0) + assert_equal(r.height, 2540.0) + assert_equal(r.radius, 0.254) + + +def test_round_rectangle_offset(): + r = RoundRectangle((0, 0), 1, 2, 0.01, (True, True, False, False)) + r.offset(1, 0) + assert_equal(r.position, (1., 0.)) + r.offset(0, 1) + assert_equal(r.position, (1., 1.)) + + +def test_obround_ctor(): + """ Test obround creation + """ + test_cases = (((0, 0), 1, 1), + ((0, 0), 1, 2), + ((1, 1), 1, 2)) + for pos, width, height in test_cases: + o = Obround(pos, width, height) + assert_equal(o.position, pos) + assert_equal(o.width, width) + assert_equal(o.height, height) + + +def test_obround_bounds(): + """ Test obround bounding box calculation + """ + o = Obround((2, 2), 2, 4) + xbounds, ybounds = o.bounding_box + assert_array_almost_equal(xbounds, (1, 3)) + assert_array_almost_equal(ybounds, (0, 4)) + o = Obround((2, 2), 4, 2) + xbounds, ybounds = o.bounding_box + assert_array_almost_equal(xbounds, (0, 4)) + assert_array_almost_equal(ybounds, (1, 3)) + + +def test_obround_orientation(): + o = Obround((0, 0), 2, 1) + assert_equal(o.orientation, 'horizontal') + o = Obround((0, 0), 1, 2) + assert_equal(o.orientation, 'vertical') + + +def test_obround_subshapes(): + o = Obround((0, 0), 1, 4) + ss = o.subshapes + assert_array_almost_equal(ss['rectangle'].position, (0, 0)) + assert_array_almost_equal(ss['circle1'].position, (0, 1.5)) + assert_array_almost_equal(ss['circle2'].position, (0, -1.5)) + o = Obround((0, 0), 4, 1) + ss = o.subshapes + assert_array_almost_equal(ss['rectangle'].position, (0, 0)) + assert_array_almost_equal(ss['circle1'].position, (1.5, 0)) + assert_array_almost_equal(ss['circle2'].position, (-1.5, 0)) + + +def test_obround_conversion(): + o = Obround((2.54, 25.4), 254.0, 2540.0, units='metric') + + # No effect + o.to_metric() + assert_equal(o.position, (2.54, 25.4)) + assert_equal(o.width, 254.0) + assert_equal(o.height, 2540.0) + + o.to_inch() + assert_equal(o.position, (0.1, 1.0)) + assert_equal(o.width, 10.0) + assert_equal(o.height, 100.0) + + # No effect + o.to_inch() + assert_equal(o.position, (0.1, 1.0)) + assert_equal(o.width, 10.0) + assert_equal(o.height, 100.0) + + o = Obround((0.1, 1.0), 10.0, 100.0, units='inch') + + # No effect + o.to_inch() + assert_equal(o.position, (0.1, 1.0)) + assert_equal(o.width, 10.0) + assert_equal(o.height, 100.0) + + o.to_metric() + assert_equal(o.position, (2.54, 25.4)) + assert_equal(o.width, 254.0) + assert_equal(o.height, 2540.0) + + # No effect + o.to_metric() + assert_equal(o.position, (2.54, 25.4)) + assert_equal(o.width, 254.0) + assert_equal(o.height, 2540.0) + + +def test_obround_offset(): + o = Obround((0, 0), 1, 2) + o.offset(1, 0) + assert_equal(o.position, (1., 0.)) + o.offset(0, 1) + assert_equal(o.position, (1., 1.)) + + +def test_polygon_ctor(): + """ Test polygon creation + """ + test_cases = (((0, 0), 3, 5, 0), + ((0, 0), 5, 6, 0), + ((1, 1), 7, 7, 45)) + for pos, sides, radius, hole_diameter in test_cases: + p = Polygon(pos, sides, radius, hole_diameter) + assert_equal(p.position, pos) + assert_equal(p.sides, sides) + assert_equal(p.radius, radius) + assert_equal(p.hole_diameter, hole_diameter) + + + +def test_polygon_bounds(): + """ Test polygon bounding box calculation + """ + p = Polygon((2, 2), 3, 2, 0) + xbounds, ybounds = p.bounding_box + assert_array_almost_equal(xbounds, (0, 4)) + assert_array_almost_equal(ybounds, (0, 4)) + p = Polygon((2, 2), 3, 4, 0) + xbounds, ybounds = p.bounding_box + assert_array_almost_equal(xbounds, (-2, 6)) + assert_array_almost_equal(ybounds, (-2, 6)) + + +def test_polygon_conversion(): + p = Polygon((2.54, 25.4), 3, 254.0, 0, units='metric') + + # No effect + p.to_metric() + assert_equal(p.position, (2.54, 25.4)) + assert_equal(p.radius, 254.0) + + p.to_inch() + assert_equal(p.position, (0.1, 1.0)) + assert_equal(p.radius, 10.0) + + # No effect + p.to_inch() + assert_equal(p.position, (0.1, 1.0)) + assert_equal(p.radius, 10.0) + + p = Polygon((0.1, 1.0), 3, 10.0, 0, units='inch') + + # No effect + p.to_inch() + assert_equal(p.position, (0.1, 1.0)) + assert_equal(p.radius, 10.0) + + p.to_metric() + assert_equal(p.position, (2.54, 25.4)) + assert_equal(p.radius, 254.0) + + # No effect + p.to_metric() + assert_equal(p.position, (2.54, 25.4)) + assert_equal(p.radius, 254.0) + + +def test_polygon_offset(): + p = Polygon((0, 0), 5, 10, 0) + p.offset(1, 0) + assert_equal(p.position, (1., 0.)) + p.offset(0, 1) + assert_equal(p.position, (1., 1.)) + + +def test_region_ctor(): + """ Test Region creation + """ + apt = Circle((0, 0), 0) + lines = (Line((0, 0), (1, 0), apt), Line((1, 0), (1, 1), apt), + Line((1, 1), (0, 1), apt), Line((0, 1), (0, 0), apt)) + points = ((0, 0), (1, 0), (1, 1), (0, 1)) + r = Region(lines) + for i, p in enumerate(lines): + assert_equal(r.primitives[i], p) + + +def test_region_bounds(): + """ Test region bounding box calculation + """ + apt = Circle((0, 0), 0) + lines = (Line((0, 0), (1, 0), apt), Line((1, 0), (1, 1), apt), + Line((1, 1), (0, 1), apt), Line((0, 1), (0, 0), apt)) + r = Region(lines) + xbounds, ybounds = r.bounding_box + assert_array_almost_equal(xbounds, (0, 1)) + assert_array_almost_equal(ybounds, (0, 1)) + + +def test_region_offset(): + apt = Circle((0, 0), 0) + lines = (Line((0, 0), (1, 0), apt), Line((1, 0), (1, 1), apt), + Line((1, 1), (0, 1), apt), Line((0, 1), (0, 0), apt)) + r = Region(lines) + xlim, ylim = r.bounding_box + r.offset(0, 1) + new_xlim, new_ylim = r.bounding_box + assert_array_almost_equal(new_xlim, xlim) + assert_array_almost_equal(new_ylim, tuple([y + 1 for y in ylim])) + + +def test_round_butterfly_ctor(): + """ Test round butterfly creation + """ + test_cases = (((0, 0), 3), ((0, 0), 5), ((1, 1), 7)) + for pos, diameter in test_cases: + b = RoundButterfly(pos, diameter) + assert_equal(b.position, pos) + assert_equal(b.diameter, diameter) + assert_equal(b.radius, diameter / 2.) + + +def test_round_butterfly_ctor_validation(): + """ Test RoundButterfly argument validation + """ + assert_raises(TypeError, RoundButterfly, 3, 5) + assert_raises(TypeError, RoundButterfly, (3, 4, 5), 5) + + +def test_round_butterfly_conversion(): + b = RoundButterfly((2.54, 25.4), 254.0, units='metric') + + # No Effect + b.to_metric() + assert_equal(b.position, (2.54, 25.4)) + assert_equal(b.diameter, (254.0)) + + b.to_inch() + assert_equal(b.position, (0.1, 1.0)) + assert_equal(b.diameter, 10.0) + + # No effect + b.to_inch() + assert_equal(b.position, (0.1, 1.0)) + assert_equal(b.diameter, 10.0) + + b = RoundButterfly((0.1, 1.0), 10.0, units='inch') + + # No effect + b.to_inch() + assert_equal(b.position, (0.1, 1.0)) + assert_equal(b.diameter, 10.0) + + b.to_metric() + assert_equal(b.position, (2.54, 25.4)) + assert_equal(b.diameter, (254.0)) + + # No Effect + b.to_metric() + assert_equal(b.position, (2.54, 25.4)) + assert_equal(b.diameter, (254.0)) + + +def test_round_butterfly_offset(): + b = RoundButterfly((0, 0), 1) + b.offset(1, 0) + assert_equal(b.position, (1., 0.)) + b.offset(0, 1) + assert_equal(b.position, (1., 1.)) + + +def test_round_butterfly_bounds(): + """ Test RoundButterfly bounding box calculation + """ + b = RoundButterfly((0, 0), 2) + xbounds, ybounds = b.bounding_box + assert_array_almost_equal(xbounds, (-1, 1)) + assert_array_almost_equal(ybounds, (-1, 1)) + + +def test_square_butterfly_ctor(): + """ Test SquareButterfly creation + """ + test_cases = (((0, 0), 3), ((0, 0), 5), ((1, 1), 7)) + for pos, side in test_cases: + b = SquareButterfly(pos, side) + assert_equal(b.position, pos) + assert_equal(b.side, side) + + +def test_square_butterfly_ctor_validation(): + """ Test SquareButterfly argument validation + """ + assert_raises(TypeError, SquareButterfly, 3, 5) + assert_raises(TypeError, SquareButterfly, (3, 4, 5), 5) + + +def test_square_butterfly_bounds(): + """ Test SquareButterfly bounding box calculation + """ + b = SquareButterfly((0, 0), 2) + xbounds, ybounds = b.bounding_box + assert_array_almost_equal(xbounds, (-1, 1)) + assert_array_almost_equal(ybounds, (-1, 1)) + + +def test_squarebutterfly_conversion(): + b = SquareButterfly((2.54, 25.4), 254.0, units='metric') + + # No effect + b.to_metric() + assert_equal(b.position, (2.54, 25.4)) + assert_equal(b.side, (254.0)) + + b.to_inch() + assert_equal(b.position, (0.1, 1.0)) + assert_equal(b.side, 10.0) + + # No effect + b.to_inch() + assert_equal(b.position, (0.1, 1.0)) + assert_equal(b.side, 10.0) + + b = SquareButterfly((0.1, 1.0), 10.0, units='inch') + + # No effect + b.to_inch() + assert_equal(b.position, (0.1, 1.0)) + assert_equal(b.side, 10.0) + + b.to_metric() + assert_equal(b.position, (2.54, 25.4)) + assert_equal(b.side, (254.0)) + + # No effect + b.to_metric() + assert_equal(b.position, (2.54, 25.4)) + assert_equal(b.side, (254.0)) + + +def test_square_butterfly_offset(): + b = SquareButterfly((0, 0), 1) + b.offset(1, 0) + assert_equal(b.position, (1., 0.)) + b.offset(0, 1) + assert_equal(b.position, (1., 1.)) + + +def test_donut_ctor(): + """ Test Donut primitive creation + """ + test_cases = (((0, 0), 'round', 3, 5), ((0, 0), 'square', 5, 7), + ((1, 1), 'hexagon', 7, 9), ((2, 2), 'octagon', 9, 11)) + for pos, shape, in_d, out_d in test_cases: + d = Donut(pos, shape, in_d, out_d) + assert_equal(d.position, pos) + assert_equal(d.shape, shape) + assert_equal(d.inner_diameter, in_d) + assert_equal(d.outer_diameter, out_d) + + +def test_donut_ctor_validation(): + assert_raises(TypeError, Donut, 3, 'round', 5, 7) + assert_raises(TypeError, Donut, (3, 4, 5), 'round', 5, 7) + assert_raises(ValueError, Donut, (0, 0), 'triangle', 3, 5) + assert_raises(ValueError, Donut, (0, 0), 'round', 5, 3) + + +def test_donut_bounds(): + d = Donut((0, 0), 'round', 0.0, 2.0) + xbounds, ybounds = d.bounding_box + assert_equal(xbounds, (-1., 1.)) + assert_equal(ybounds, (-1., 1.)) + + +def test_donut_conversion(): + d = Donut((2.54, 25.4), 'round', 254.0, 2540.0, units='metric') + + # No effect + d.to_metric() + assert_equal(d.position, (2.54, 25.4)) + assert_equal(d.inner_diameter, 254.0) + assert_equal(d.outer_diameter, 2540.0) + + d.to_inch() + assert_equal(d.position, (0.1, 1.0)) + assert_equal(d.inner_diameter, 10.0) + assert_equal(d.outer_diameter, 100.0) + + # No effect + d.to_inch() + assert_equal(d.position, (0.1, 1.0)) + assert_equal(d.inner_diameter, 10.0) + assert_equal(d.outer_diameter, 100.0) + + d = Donut((0.1, 1.0), 'round', 10.0, 100.0, units='inch') + + # No effect + d.to_inch() + assert_equal(d.position, (0.1, 1.0)) + assert_equal(d.inner_diameter, 10.0) + assert_equal(d.outer_diameter, 100.0) + + d.to_metric() + assert_equal(d.position, (2.54, 25.4)) + assert_equal(d.inner_diameter, 254.0) + assert_equal(d.outer_diameter, 2540.0) + + # No effect + d.to_metric() + assert_equal(d.position, (2.54, 25.4)) + assert_equal(d.inner_diameter, 254.0) + assert_equal(d.outer_diameter, 2540.0) + + +def test_donut_offset(): + d = Donut((0, 0), 'round', 1, 10) + d.offset(1, 0) + assert_equal(d.position, (1., 0.)) + d.offset(0, 1) + assert_equal(d.position, (1., 1.)) + + +def test_drill_ctor(): + """ Test drill primitive creation + """ + test_cases = (((0, 0), 2), ((1, 1), 3), ((2, 2), 5)) + for position, diameter in test_cases: + d = Drill(position, diameter, None) + assert_equal(d.position, position) + assert_equal(d.diameter, diameter) + assert_equal(d.radius, diameter / 2.) + + +def test_drill_ctor_validation(): + """ Test drill argument validation + """ + assert_raises(TypeError, Drill, 3, 5, None) + assert_raises(TypeError, Drill, (3,4,5), 5, None) + + +def test_drill_bounds(): + d = Drill((0, 0), 2, None) + xbounds, ybounds = d.bounding_box + assert_array_almost_equal(xbounds, (-1, 1)) + assert_array_almost_equal(ybounds, (-1, 1)) + d = Drill((1, 2), 2, None) + xbounds, ybounds = d.bounding_box + assert_array_almost_equal(xbounds, (0, 2)) + assert_array_almost_equal(ybounds, (1, 3)) + + +def test_drill_conversion(): + d = Drill((2.54, 25.4), 254., None, units='metric') + + # No effect + d.to_metric() + assert_equal(d.position, (2.54, 25.4)) + assert_equal(d.diameter, 254.0) + + d.to_inch() + assert_equal(d.position, (0.1, 1.0)) + assert_equal(d.diameter, 10.0) + + # No effect + d.to_inch() + assert_equal(d.position, (0.1, 1.0)) + assert_equal(d.diameter, 10.0) + + d = Drill((0.1, 1.0), 10., None, units='inch') + + # No effect + d.to_inch() + assert_equal(d.position, (0.1, 1.0)) + assert_equal(d.diameter, 10.0) + + d.to_metric() + assert_equal(d.position, (2.54, 25.4)) + assert_equal(d.diameter, 254.0) + + # No effect + d.to_metric() + assert_equal(d.position, (2.54, 25.4)) + assert_equal(d.diameter, 254.0) + + +def test_drill_offset(): + d = Drill((0, 0), 1., None) + d.offset(1, 0) + assert_equal(d.position, (1., 0.)) + d.offset(0, 1) + assert_equal(d.position, (1., 1.)) + + +def test_drill_equality(): + d = Drill((2.54, 25.4), 254., None) + d1 = Drill((2.54, 25.4), 254., None) + assert_equal(d, d1) + d1 = Drill((2.54, 25.4), 254.2, None) + assert_not_equal(d, d1) |