message: add observe test
diff: /* eslint-disable */
  +import { autorun } from "mobx";
  import ProjectStore from "../../../stores/domain/ProjectStore";
  import Test from "../../../models/Test";
  @@ -7,6 +8,14 @@ describe("Project Store", () => {
  const store = new ProjectStore("myStore");
  expect(store.name).toBe("myStore");
  });
  + it("should observe the name change", () => {
  + const store = new ProjectStore("myStore");
  + store.name = "changed";
  + const disposer = autorun(function() {
  + expect(store.name).toBe("changed");
  + });
  + disposer();
  + });
  it("should add test to the store", () => {
  const store = new ProjectStore();
  store.tests.push(new Test());
  