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musically-ut/test_intersection.py

Created December 31, 2011 19:54
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Testing line intersections.
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test_intersection.py
def test_intersects():
line_1 = ((0, 0), (1, 1))
line_2 = ((2.5, 2.5), (1.5, 1.5)) # No intersection
assert not intersects(line_1, line_2)
line_1 = ((0, 0), (1, 1))
line_2 = ((0, 0.5), (1, 0.5)) # Intersects
assert intersects(line_1, line_2)
line_1 = ((0, 0), (1, 1))
line_2 = ((0.5, 0.5), (1.5, 1.5)) # Overlaps
assert intersects(line_1, line_2)
line_1 = ((0, 0), (1, 1))
line_2 = ((0.5, 0.5), (1, .5)) # One point on line
assert intersects(line_1, line_2)
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