Sha256: 7a4d53118e28491a49828fcbcec9db433d28390d3b820bd51fb552d3cebb9de2
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Size: 1003 Bytes
Versions: 326
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Stored size: 1003 Bytes
Contents
if !System.get_env("EXERCISM_TEST_EXAMPLES") do
Code.load_file("pascals_triangle.exs", __DIR__)
end
ExUnit.start
ExUnit.configure exclude: :pending, trace: true
defmodule PascalsTriangleTest do
use ExUnit.Case
# @tag pending
test "one row" do
assert PascalsTriangle.rows(1) == [[1]]
end
@tag :pending
test "two rows" do
assert PascalsTriangle.rows(2) == [[1], [1, 1]]
end
@tag :pending
test "three rows" do
assert PascalsTriangle.rows(3) == [[1], [1, 1], [1, 2, 1]]
end
@tag :pending
test "fourth row" do
assert List.last(PascalsTriangle.rows(4)) == [1, 3, 3, 1]
end
@tag :pending
test "fifth row" do
assert List.last(PascalsTriangle.rows(5)) == [1, 4, 6, 4, 1]
end
@tag :pending
test "twentieth row" do
expected = [
1, 19, 171, 969, 3876, 11_628, 27_132, 50_388, 75_582, 92_378, 92_378,
75_582, 50_388, 27_132, 11_628, 3876, 969, 171, 19, 1
]
assert List.last(PascalsTriangle.rows(20)) == expected
end
end
Version data entries
326 entries across 326 versions & 1 rubygems