defmodule ObrTest do
  use ExUnit.Case
  doctest Obr

  test "dataframe processing is correct" do
    df = Explorer.DataFrame.new(column_1: ["c", "b", "c", "c"], column_2: [-6.0, 3.0, 1.2, 2.0])
    res = Obr.process_dataframe(df)
    assert res == [{"b", 3.0, 3.0, 3.0}, {"c", -6.0, -2.8 / 3, 2.0}]
  end

  test "formatting is correct" do
    src = [{"b", 3.0, 2.91, 4.0}, {"c", -6.0, -2.8 / 3, 2.0}]
    str = Obr.format_results(src)
    assert str == "{b=3.0/3.0/4.0, c=-6.0/-0.9/2.0}"
  end
end