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Added primitives and tests

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This commit is contained in:
Hamilton Kibbe 2015-02-01 13:40:08 -05:00
parent 208149d676
commit 360eddc3c4
3 changed files with 317 additions and 27 deletions
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134
gerber/tests/test_primitives.py
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@ -6,7 +6,6 @@ from ..primitives import *
from tests import *
def test_line_angle():
""" Test Line primitive angle calculation
"""
@ -22,7 +21,8 @@ def test_line_angle():
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
"""
@ -34,6 +34,7 @@ def test_line_bounds():
l = Line(start, end, 0)
assert_equal(l.bounding_box, expected)
def test_arc_radius():
""" Test Arc primitive radius calculation
"""
@ -65,21 +66,144 @@ def test_arc_bounds():
((1, 0), (0, 1), (0, 0), 'counterclockwise', ((0, 1), (0, 1))),
#TODO: ADD MORE TEST CASES HERE
]
for start, end, center, direction, bounds in cases:
a = Arc(start, end, center, direction, 0)
assert_equal(a.bounding_box, bounds)
def test_circle_radius():
""" Test Circle primitive radius calculation
"""
c = Circle((1, 1), 2)
assert_equal(c.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_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_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_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_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_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_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)))