text: import * as dc from "../index"
  import { expect } from "chai"
  
  describe("Filters", () => {
    it("should have all the necessary exports", () => {
      expect(typeof dc.filters.RangedFilter).to.equal("function")
      expect(typeof dc.filters.TwoDimensionalFilter).to.equal("function")
      expect(typeof dc.filters.RangedTwoDimensionalFilter).to.equal("function")
    })
  })
  