Timestamp key in mock function lead to fail snapshot test

[Serzh470]

When snapshot generated, there is timestamp in mock function generated. On the next test run snapshot fails, because of timestamps difference:
Jest output:

    - Snapshot
    + Received

    @@ -11753,11 +11753,11 @@
                          3/6
                        </div>
                      </div>
                    </div>
                  </div>,
    -             "timeStamp": 1575362573116,
    +             "timeStamp": 1575363216180,
                  "type": "click",
                },
              ],
            ],
            "results": Array [

      29 | 
      30 |         it("renders properly", () => {
    > 31 |             expect(wrapper).toMatchSnapshot();
         |                             ^
      32 |         });

Snaphot code:

...
              </div>
            </div>,
            "timeStamp": 1575362573116,
            "type": "click",
          },
        ],
      ],
...

Packages versions:

"jest": "^24.8.0",
"jest-environment-jsdom-fourteen": "^0.1.0",
"babel-jest": "^24.8.0",
"eslint-plugin-jest": "^23.0.5",
"enzyme": "^3.10.0",
"enzyme-adapter-react-16": "^1.15.1",
"enzyme-to-json": "^3.4.3",

[adriantoine]

Hi,

This is not an issue with this library, you need to find a way to mock the current date. There are several ways, see jestjs/jest#2234 or this post.