analytics/test/plausible_web/controllers/api/stats_controller/pages_test.exs

defmodule PlausibleWeb.Api.StatsController.PagesTest do
  use PlausibleWeb.ConnCase
  import Plausible.TestUtils

  describe "GET /api/stats/:domain/pages" do
    setup [:create_user, :log_in, :create_site]

    test "returns top pages sources by pageviews", %{conn: conn, site: site} do
      conn = get(conn, "/api/stats/#{site.domain}/pages?period=day&date=2019-01-01")

      assert json_response(conn, 200) == [
        %{"count" => 2, "name" => "/"},
        %{"count" => 2, "name" => "/register"},
        %{"count" => 1, "name" => "/contact"},
        %{"count" => 1, "name" => "/irrelevant"}
      ]
    end

    test "calculates bounce rate for pages", %{conn: conn, site: site} do
      conn = get(conn, "/api/stats/#{site.domain}/pages?period=day&date=2019-01-01&include=bounce_rate")

      assert json_response(conn, 200) == [
        %{"count" => 2, "name" => "/", "bounce_rate" => 50.0},
        %{"bounce_rate" => nil, "count" => 2, "name" => "/register"},
        %{"bounce_rate" => nil, "count" => 1, "name" => "/contact"},
        %{"bounce_rate" => nil, "count" => 1, "name" => "/irrelevant"}
      ]
    end
  end
end