def test_assert_valid_too_few(self):
self.assertRaises(lambda: assert_valid([]), TypeError, "need 3 or more verts: []")
verts1 = [(0, 0)]
self.assertRaises(lambda: assert_valid(verts1), TypeError, "need 3 or more verts: %s" % (verts1,))
verts2 = [(0, 0), (0, 1)]
self.assertRaises(lambda: assert_valid(verts2), TypeError, "need 3 or more verts: %s" % (verts2,))
def __init__(self, verts):
self.id = Room._nextRoomId
Room._nextRoomId += 1
assert_valid(verts)
self.verts = None
self._polygon = None
self.material = granite
self.neighbours = {}
self.color = (0, 0, 64)
self.polygon = Polygon(verts)
def __init__(
self, material, verts, offset=None, center=False):
assert_valid(verts)
self.verts = verts
if center:
self._centralize_verts()
if offset is not None:
self.verts = offset_verts(self.verts, offset)
self.material = material
self.mass = material.density * area(verts)
self.shape = None
def test_assert_valid_counterclockwise(self):
verts3cw = [(0, 1), (0, 0), (1, 0)]
self.assertRaises(lambda: assert_valid(verts3cw), TypeError, "anticlockwise winding: %s" % (verts3cw,))
verts4cw = [(0, 2), (0, 0), (2, 0), (2, 2)]
self.assertRaises(lambda: assert_valid(verts4cw), TypeError, "anticlockwise winding: %s" % (verts4cw,))
def test_assert_valid_nonconvex(self):
verts4n = [(3, 0), (0, 0), (0, 3), (1, 1)]
self.assertRaises(lambda: assert_valid(verts4n), TypeError, "not convex: %s" % (verts4n,))
def test_assert_valid_colinear_are_ok(self):
colinear = [(0, 0), (1, 1), (2, 2)]
self.assertRaises(lambda: assert_valid(colinear), TypeError, "colinear: %s" % (colinear,))
def test_assert_valid_ok(self):
verts3 = [(0, 0), (0, 1), (1, 0)]
assert_valid(verts3)
verts4 = [(0, 0), (0, 2), (2, 2), (2, 0)]
assert_valid(verts4)