def test_draw_vector_rotate_around_point(self):
"""Test rotate_around_point in the Vector class in utility.py."""
vector = Vector()
expected = [(2.130314698073308, -0.6795287243176937),
(-1.1764850602505073, 1.9015475021695778),
(1.5611824021515244, 6.655591972503418),
(4.125841082615048, 0.3966454487621853)]
actual = []
actual.append(vector.rotate_around_point([1, 2], radians=30))
actual.append(vector.rotate_around_point([1, 2], radians=45))
actual.append(
vector.rotate_around_point([1, 2], radians=30, origin=(4, 4)))
actual.append(
vector.rotate_around_point([1, 2], radians=45, origin=(4, 4)))
for i in range(4):
for j in range(2):
self.assertAlmostEqualRel(actual[i][j],
expected[i][j],
rel_tol=1e-3)
def test_draw_vector_rotate(self):
"""Test rotate in the Vector class in utility.py."""
vector = Vector()
expected = [(2.130314698073308, -0.6795287243176937),
(-1.1764850602505073, 1.9015475021695778)]
actual = []
actual.append(vector.rotate_around_point([1, 2], radians=30))
actual.append(vector.rotate_around_point([1, 2], radians=45))
for i in range(2):
for j in range(2):
self.assertAlmostEqualRel(actual[i][j],
expected[i][j],
rel_tol=1e-3)