@ribajs/core/src/formatters/special/call.formatters.spec.ts

Core module of Riba.js

import { Riba } from "../../riba.js";

import { dotAdapter } from "../../adapters/dot.adapter.js";

import { callFormatter } from "./call.formatter.js";
import { TextBinder } from "../../binders/text.binder.js";

const riba = new Riba();
riba.module.adapter.register(dotAdapter);
riba.module.formatter.register(callFormatter, "call");
riba.module.binder.register(TextBinder);

interface Model {
  fn?: (arg1: string, arg2: string) => string;
  obj?: {
    name: string;
    fn: () => string;
  };
}

describe("riba.formatters", () => {
  describe("call", () => {
    let model: Model = {};

    beforeEach(() => {
      model = {
        fn: (arg1: string, arg2: string) => {
          return "" + arg1 + arg2;
        },
      };
    });

    it("calls with arguments", () => {
      expect(riba.formatters).toBeDefined();
      expect(riba.formatters.call).toBeDefined();
      expect(riba.formatters.call.read).toBeDefined();
      if (typeof riba.formatters.call.read === "function") {
        expect(riba.formatters.call.read(model.fn, "foo", "bar")).toEqual(
          "foobar"
        );
      }
    });

    it("calls with the model as context", () => {
      model.obj = {
        name: "foo",
        fn() {
          return this.name;
        },
      };
      const el = document.createElement("div");
      el.setAttribute("rv-text", "obj.fn | call");
      riba.bind(el, model);
      expect(el.textContent).toEqual("foo");
    });
  });
});