def line_inter_test(p1x, p1y,
p2x, p2y,
p3x, p3y,
p4x, p4y):
print 'test if line ((' + str(p1x) + ', ' + str(p1y) + '), (' +\
str(p2x) + ', ' + str(p2y) + ')), ((' + str(p3x) + ', ' + str(p3y) + '), (' + \
str(p4x) + ', ' + str(p4y) + ')) intersects'
pa = Point()
pb = Point()
pc = Point()
pd = Point()
l1 = Line()
l2 = Line()
pa.set_coord(p1x, p1y)
pb.set_coord(p2x, p2y)
pc.set_coord(p3x, p3y)
pd.set_coord(p4x, p4y)
l1.set_line_by_point(pa, pb)
l2.set_line_by_point(pc,pd)
return l1.do_lines_intersect(l2)
from line import Line from line import Point print 'testing line' print 'testing line is set...' l = Line() print 'test not set' assert not l.line_is_set() l.set_line_by_coord(0, 0, 1, 1) print 'test set' assert l.line_is_set() l = Line() p1 = Point() p2 = Point() l.set_line_by_point(p1, p2) print 'test setting by point not set' assert not l.line_is_set() p1.set_coord(0, 0) p2.set_coord(1, 1) assert l.line_is_set() print 'test line with same start and end' p2.set_coord(0, 0) assert not l.line_is_set() print 'testing get line...' l = Line() p1 = Point() p1.set_coord(0, 0) p2 = Point() p2.set_coord(1, 1)
