exercism/elixir/prime-factors/test/prime_factors_test.exs

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Elixir
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2024-08-21 02:15:20 +00:00
defmodule PrimeFactorsTest do
use ExUnit.Case
test "1" do
assert PrimeFactors.factors_for(1) == []
end
test "2" do
assert PrimeFactors.factors_for(2) == [2]
end
test "3" do
assert PrimeFactors.factors_for(3) == [3]
end
test "4" do
assert PrimeFactors.factors_for(4) == [2, 2]
end
test "6" do
assert PrimeFactors.factors_for(6) == [2, 3]
end
test "8" do
assert PrimeFactors.factors_for(8) == [2, 2, 2]
end
test "9" do
assert PrimeFactors.factors_for(9) == [3, 3]
end
test "12" do
assert PrimeFactors.factors_for(12) == [2, 2, 3]
end
test "27" do
assert PrimeFactors.factors_for(27) == [3, 3, 3]
end
test "625" do
assert PrimeFactors.factors_for(625) == [5, 5, 5, 5]
end
test "901255" do
assert PrimeFactors.factors_for(901_255) == [5, 17, 23, 461]
end
test "93819012551" do
assert PrimeFactors.factors_for(93_819_012_551) == [11, 9539, 894_119]
end
@tag :slow
# @tag timeout: 2000
#
# The timeout tag above will set the below test to fail unless it completes
# in under two seconds. Uncomment it if you want to test the efficiency of your
# solution.
test "10000000055" do
assert PrimeFactors.factors_for(10_000_000_055) == [5, 2_000_000_011]
end
end