Jasmine 2.x Mock Local Storage

This will add two functions mockLocalStorage() and unmockLocalStorage()

Install

``sh
npm install --save-dev jasmine-local-storage
`

`javascript
// in your jasmine helpers file
require("jasmine-local-storage");
`

Usage

`javascript
beforeEach(function () {
mockLocalStorage();
});
`

`javascript
it("will not write to actual localStorage", function () {
unmockLocalStorage();

localStorage.setItem("test", 1);
expect(localStorage.getItem("test")).toBe("1");

mockLocalStorage();

localStorage.setItem("test", 2);
expect(localStorage.getItem("test")).toBe("2");
expect(localStorage.key(0)).toBe("test");
localStorage.removeItem("test");
expect(localStorage.getItem("test")).toBe(null);

expect(localStorage.setItem).toHaveBeenCalledTimes(1);
expect(localStorage.getItem).toHaveBeenCalledTimes(1);
expect(localStorage.removeItem).toHaveBeenCalledTimes(1);
expect(localStorage.key).toHaveBeenCalledTimes(1);
expect(localStorage.clear).toHaveBeenCalledTimes(0);

unmockLocalStorage();

expect(localStorage.getItem("test")).toBe("1");
localStorage.removeItem("test");
});
``