33 lines
679 B
Elixir
33 lines
679 B
Elixir
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defmodule MathTest do
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use ExUnit.Case
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doctest Math
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describe "factor" do
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test "returns the prime factors for an input" do
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[
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{15, [3, 5]},
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{12, [2, 2, 3]},
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{9, [3, 3]},
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{21, [3, 7]}
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]
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|> Enum.map(fn {input, expected} ->
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Math.factor(input) == expected
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end)
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|> Enum.all?()
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|> assert
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end
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test "handles large numbers" do
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assert Math.factor(104_023) == [17, 29, 211]
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end
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test "returns an empty list for 1" do
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assert Math.factor(1) == []
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end
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test "returns the prime number itself when the input is prime" do
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assert Math.factor(7) == [7]
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end
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end
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end
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