message: fixed observe tests
diff: /* eslint-disable */
  -import { autorun } from "mobx";
  +import { observe } from "mobx";
  import ProjectStore from "../../../stores/domain/ProjectStore";
  import Test from "../../../models/Test";
  @@ -10,18 +10,18 @@ describe("Project Store", () => {
  });
  it("should observe the name change", () => {
  const store = new ProjectStore("myStore");
  - store.name = "changed";
  - const disposer = autorun(function() {
  - expect(store.name).toBe("changed");
  + const disposer = observe(store, "name", (change) => {
  + expect(change.newValue).toBe("changed");
  });
  + store.name = "changed";
  disposer();
  });
  it("should add test to the store", () => {
  const store = new ProjectStore();
  - store.tests.push(new Test());
  - const disposer = autorun(function() {
  - expect(store.tests.length).toBe(1);
  + const disposer = observe(store, "tests", (change) => {
  + expect(change.newValue.length).toBe(1);
  });
  + store.tests.push(new Test());
  disposer();
  });
  });
  