HI8 Spec that demonstrates failure using Cossack

hi8test_spec.cr

require "./spec_helper"
require "cossack"
require "http/client"

HI8.configure do |config|
  config.cassette_library_dir = "./test_dir/cassettes"
end

describe Hi8test do
  it "doesn't work using Cossack::Client" do
    HI8.use_cassette("using_cossack_client") do
      client = Cossack::Client.new("https://api.fixer.io")
      resp = client.get("/latest?base=USD")
      resp.status.should eq(200)
    end
  end
  it "works using HTTP::Client.get" do
    HI8.use_cassette("using_http_client_get") do
      resp = HTTP::Client.get("https://api.fixer.io/latest?base=USD")
      resp.status_code.should eq(200)
    end
  end
  it "works using HTTP::Client.new" do
    HI8.use_cassette("using_http_client_new") do
      client = HTTP::Client.new(URI.parse("https://api.fixer.io"))
      resp = client.get("/latest?base=USD")
      resp.status_code.should eq(200)
    end
  end
end