Improve test to verify ExUnit.Runner is not in the stacktrace
Improve test to verify ExUnit.Runner is not in the stacktrace

kelvinst/elixir,joshprice/elixir,michalmuskala/elixir,elixir-lang/elixir,kimshrier/elixir,gfvcastro/elixir,pedrosnk/elixir,beedub/elixir,antipax/elixir,gfvcastro/elixir,beedub/elixir,kimshrier/elixir,lexmag/elixir,ggcampinho/elixir,lexmag/elixir,pedrosnk/elixir,antipax/elixir,ggcampinho/elixir,kelvinst/elixir