21 lines
560 B
Python
21 lines
560 B
Python
import unittest
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from fancymath.vector import Vector
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class TestVector(unittest.TestCase):
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def test_add_vector(self):
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v1 = Vector(1, 2, 3)
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v2 = Vector(-3, -2, -1)
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v3 = v1 + v2
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self.assertIsInstance(v3, Vector)
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self.assertEqual(v3.x, v1.x + v2.x)
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def test_dot_product(self):
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v1 = Vector(1, 2, 3)
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v2 = Vector(-3, -2, -1)
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v3 = v1.dot(v2)
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self.assertEqual(v3,v1.x * v2.x + v1.y * v2.y + v1.z * v2.z)
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vzero = Vector(0, 0, 0)
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self.assertEqual(v1.dot(vzero),0)
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