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test_algo.py
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test_algo.py
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# coding=utf-8
import unittest
from unitTest import unitTests
from algo import (
angele_algo,
angele_algo2,
angele_algo3
)
from algo import (
convexe,
intersection,
paralleles,
sur_segment
)
from algo import (
RECTANGLE,
CARRE,
LOSANGE,
PARALLELOGRAMME,
QUELCONQUE,
TRAPEZE
)
class algoTests(unitTests):
def test_quelconque(self):
""" test si un quadrilatere quelconque est reconnu
en tant que tel
"""
A = (1., 3.)
B = (2., 4.)
C = (5., 0.)
D = (0., 1.)
assert(angele_algo(A, B, C, D) == QUELCONQUE)
assert(angele_algo2(A, B, C, D) == QUELCONQUE)
assert(angele_algo3(A, B, C, D) == QUELCONQUE)
def test_losange(self):
""" test si un losagnge est reconnu
en tant que tel
"""
A = (3., 1.)
B = (4., 3.)
C = (6., 4.)
D = (5., 2.)
assert(angele_algo(A, B, C, D) == LOSANGE)
assert(angele_algo2(A, B, C, D) == LOSANGE)
assert(angele_algo3(A, B, C, D) == LOSANGE)
def test_rectangle(self):
""" test si un rectangle est reconnu
en tant que tel
"""
A = (0., 0.)
B = (0., 3.)
C = (1., 3.)
D = (1., 0.)
assert(angele_algo(A, B, C, D) == RECTANGLE)
assert(angele_algo2(A, B, C, D) == RECTANGLE)
assert(angele_algo3(A, B, C, D) == RECTANGLE)
def test_carre(self):
""" test si un carre est reconnu
en tant que tel
"""
A = (0., 0.)
B = (0., 1.)
C = (1., 1.)
D = (1., 0.)
assert(angele_algo(A, B, C, D) == CARRE)
assert(angele_algo2(A, B, C, D) == CARRE)
assert(angele_algo3(A, B, C, D) == CARRE)
def test_para(self):
""" test si un parallelogramme quelconque est reconnu
en tant que tel
"""
A = (0., 0.)
B = (0., 3.)
C = (1., 4.)
D = (1., 1.)
assert(angele_algo(A, B, C, D) == PARALLELOGRAMME)
assert(angele_algo2(A, B, C, D) == PARALLELOGRAMME)
assert(angele_algo3(A, B, C, D) == PARALLELOGRAMME)
def test_trapeze(self):
""" test si un trapeze est reconnu
en tant que quelconque
"""
A = (1., 0.)
B = (3., 0.)
C = (0., 3.)
D = (0., 1.)
assert(angele_algo(A, B, C, D) == QUELCONQUE)
assert(angele_algo2(A, B, C, D) == QUELCONQUE)
assert(angele_algo3(A, B, C, D) == TRAPEZE)
def test_concave(self):
""" test si un quadrilatere concave est reconnu
"""
A = (0., 3.)
B = (4., 3.)
C = (2., 2.)
D = (3., 0.)
assert(not convexe(A, B, C, D))
def test_convexe(self):
""" test si un quadrilatere convexe est reconnu
"""
A = (1., 3.)
B = (2., 4.)
C = (5., 0.)
D = (0., 1.)
diag1 = (A, C)
diag2 = (B, D)
K = intersection(diag1, diag2)
assert(K is not None)
assert(sur_segment(K, diag1))
assert(sur_segment(K, diag2))
assert(convexe(A, B, C, D))
def test_parallele(self):
"""ckeck si deux droites sont paralleles"""
A = (0., 0.)
B = (1., 2.)
C = (3., 0.)
D = (4., 2.)
assert(paralleles((A, B), (C, D)))
def test_intersection1(self):
"""ckeck intersection d'un segment vertical et un segment horizontal"""
A = (0., 0.)
B = (0., 2.)
C = (-1., 1.)
D = (1., 1.)
assert(intersection((A, B), (C, D)) == (0, 1))
def test_intersection2(self):
"""ckeck intersection de deux segments quelconques sécants"""
A = (0., 0.)
B = (2., 2.)
C = (0., 2.)
D = (2., 0.)
assert(intersection((A, B), (C, D)) == (1, 1))
def test_non_intersection1(self):
"""ckeck intersection de deux segments parallèles"""
A = (0., 0.)
B = (1., 2.)
C = (3., 0.)
D = (4., 2.)
assert(intersection((A, B), (C, D)) is None)
def test_non_intersection2(self):
"""ckeck intersection de deux segments non sécants
apprtenant à deux droites séquentes"""
A = (0., 0.)
B = (0., 1.)
C = (-1., 2.)
D = (1., 2.)
K = intersection((A, B), (C, D))
assert(K is not None)
assert(not sur_segment(K, (A, B)) or not sur_segment(K, (C, D)))
if __name__ == '__main__':
unittest.main()