def test_Projete_arc_cercle():
O = Point(23.15, -12.75)
A = Point(-12.5, 7.14)
B = Point(7.15, 8.64)
a = Arc_cercle(O, A, B)
M = rand_pt()
P = Projete_arc_cercle(M, a)
assert(P in a)
M.coordonnees = a.centre.coordonnees
assert(not P.existe)
M.coordonnees = -17.826266675199999, 11.760911186
assert(type(P.coordonnees) is tuple)
assertAlmostEqual(A.coordonnees, P.coordonnees)
assert A.confondu(P)
def test_Segment():
A = Point(4.5, 7.3)
B = Point(4, 2.1)
s = Segment(A, B)
assert(isinstance(s.etiquette, Label_segment))
assertAlmostEqual(s.longueur, sqrt((B.x - A.x)**2 + (B.y - A.y)**2))
I = Milieu(s.point1, s.point2)
assertEqual(I.coordonnees, ((A.x+B.x)/2, (A.y+B.y)/2))
M = Barycentre((A, 1), (B, -2))
N = Barycentre((A, -2), (B, 1))
assert(I in s)
assert(M not in s)
assert(N not in s)
assert(s.mode_affichage == 'rien')
K = Point(s, 0.5)
assert K.confondu(I)
