81 lines
2.5 KiB
Python
81 lines
2.5 KiB
Python
# These tests are auto-generated with test data from:
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# https://github.com/exercism/problem-specifications/tree/main/exercises/triangle/canonical-data.json
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# File last updated on 2023-07-19
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import unittest
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from triangle import (
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equilateral,
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isosceles,
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scalene,
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)
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class EquilateralTriangleTest(unittest.TestCase):
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def test_all_sides_are_equal(self):
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self.assertIs(equilateral([2, 2, 2]), True)
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def test_any_side_is_unequal(self):
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self.assertIs(equilateral([2, 3, 2]), False)
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def test_no_sides_are_equal(self):
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self.assertIs(equilateral([5, 4, 6]), False)
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def test_all_zero_sides_is_not_a_triangle(self):
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self.assertIs(equilateral([0, 0, 0]), False)
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def test_sides_may_be_floats(self):
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self.assertIs(equilateral([0.5, 0.5, 0.5]), True)
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class IsoscelesTriangleTest(unittest.TestCase):
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def test_last_two_sides_are_equal(self):
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self.assertIs(isosceles([3, 4, 4]), True)
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def test_first_two_sides_are_equal(self):
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self.assertIs(isosceles([4, 4, 3]), True)
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def test_first_and_last_sides_are_equal(self):
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self.assertIs(isosceles([4, 3, 4]), True)
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def test_equilateral_triangles_are_also_isosceles(self):
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self.assertIs(isosceles([4, 4, 4]), True)
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def test_no_sides_are_equal(self):
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self.assertIs(isosceles([2, 3, 4]), False)
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def test_first_triangle_inequality_violation(self):
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self.assertIs(isosceles([1, 1, 3]), False)
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def test_second_triangle_inequality_violation(self):
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self.assertIs(isosceles([1, 3, 1]), False)
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def test_third_triangle_inequality_violation(self):
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self.assertIs(isosceles([3, 1, 1]), False)
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def test_sides_may_be_floats(self):
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self.assertIs(isosceles([0.5, 0.4, 0.5]), True)
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class ScaleneTriangleTest(unittest.TestCase):
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def test_no_sides_are_equal(self):
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self.assertIs(scalene([5, 4, 6]), True)
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def test_all_sides_are_equal(self):
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self.assertIs(scalene([4, 4, 4]), False)
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def test_first_and_second_sides_are_equal(self):
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self.assertIs(scalene([4, 4, 3]), False)
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def test_first_and_third_sides_are_equal(self):
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self.assertIs(scalene([3, 4, 3]), False)
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def test_second_and_third_sides_are_equal(self):
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self.assertIs(scalene([4, 3, 3]), False)
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def test_may_not_violate_triangle_inequality(self):
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self.assertIs(scalene([7, 3, 2]), False)
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def test_sides_may_be_floats(self):
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self.assertIs(scalene([0.5, 0.4, 0.6]), True)
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