reshow-flux/build/es/__tests__/ImmutableStoreTest.mjs

The smallest react flux and Fast hook alternative

//@ts-check

/**
 * @typedef {import("mocha")}
 */

import { expect } from "chai";
import ImmutableStore, { Map, mergeMap } from "../ImmutableStore.mjs";
describe("Test ImmutableStore", function () {
  var reducer;
  beforeEach(function () {
    reducer = ImmutableStore(function (state, action) {
      return mergeMap(state, action);
    });
  });
  it("test merge map with js array", function () {
    var [store, dispatch] = reducer;
    var action = {
      aaa: {
        bbb: "ccc"
      }
    };
    dispatch(action);
    var state = store.getState();
    var aaa = state.get("aaa");
    expect(Map.isMap(aaa)).to.be.false;
    expect(aaa).to.deep.equal({
      bbb: "ccc"
    });
    expect(aaa === action.aaa).to.be.true;
  });
  it("test merge map with map", function () {
    var [store, dispatch] = reducer;
    var action = Map({
      aaa: Map({
        bbb: "ccc"
      })
    });
    dispatch(action);
    var state = store.getState();
    var aaa = state.get("aaa");
    expect(Map.isMap(aaa)).to.be.true;
    expect(aaa.toJS()).to.deep.equal({
      bbb: "ccc"
    });
    expect(aaa === action.get("aaa")).to.be.true;
  });
  it("test getIn", function () {
    var result = mergeMap(Map(), {
      a: {
        b: {
          c: "d"
        }
      }
    });
    var b = result.getIn(["a", "b"]);
    expect(Map.isMap(b)).to.be.false;
    expect(b).to.deep.equal({
      c: "d"
    });
  });
  it("test get map", function () {
    var [store, dispatch] = reducer;
    var action = {
      aaa: {
        bbb: "ccc"
      }
    };
    dispatch(action);
    expect(store.getMap("aaa")).to.deep.equal({
      bbb: "ccc"
    });
  });
  [true, false, 0, null, undefined].forEach(function (v) {
    it("test set empty [" + v + "]", function () {
      var [store, dispatch] = reducer;
      dispatch(v);
      expect(store.getState().toJS()).to.deep.equal({});
    });
  });
  it("test with empty string", function () {
    var [store, dispatch] = reducer;
    dispatch("");
    expect(store.getState().toJS()).to.deep.equal({
      type: ""
    });
  });
});