defmodule Parser.WeatherTest do use ExUnit.Case, async: true use ExUnitProperties alias Parser.Weather describe "parse/1" do test "returns nil for now" do assert Weather.parse("_12345678c000s000g000t000r000p000P000h00b00000") == nil end property "always returns nil for any string" do check all s <- StreamData.string(:ascii, min_length: 1, max_length: 30) do assert Weather.parse(s) == nil end end end end