def test_bounce_should_leave_Particle_within_boundaries(
comment, r, x, y, vx, vy, xmin, xmax, ymin, ymax, x_new, y_new, vx_new,
vy_new):
p = Particle(r, (x, y), (vx, vy))
p.bounce((xmin, xmax, ymin, ymax))
assert p.x + p.r <= xmax
assert p.x - p.r >= xmin
assert p.y + p.r <= ymax
assert p.y - p.r >= ymin
def test_Particle_bounce_should_be_elastic(comment, r, x, y, vx, vy, xmin,
xmax, ymin, ymax, x_new, y_new,
vx_new, vy_new):
p = Particle(r, (x, y), (vx, vy))
p.bounce((xmin, xmax, ymin, ymax))
assert p.x == x_new
assert p.y == y_new
assert p.vx == vx_new
assert p.vy == vy_new
def test_bounce_should_leave_Particle_within_boundaries(
comment,
r,x,y,vx,vy,
xmin, xmax, ymin, ymax,
x_new, y_new, vx_new, vy_new
):
p = Particle(r, (x,y), (vx,vy), COL)
p.bounce((xmin, xmax, ymin, ymax))
assert p.p.x + p.r <= xmax
assert p.p.x - p.r >= xmin
assert p.p.y + p.r <= ymax
assert p.p.y - p.r >= ymin
def test_Particle_bounce_should_be_elastic(
comment,
r,
x,y,vx,vy,
xmin, xmax, ymin, ymax,
x_new, y_new, vx_new, vy_new
):
p = Particle(r, (x,y), (vx,vy), COL)
p.bounce((xmin, xmax, ymin, ymax))
assert p.p.x == x_new
assert p.p.y == y_new
assert p.v.x == vx_new
assert p.v.y == vy_new
