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