cartodb-4.42/lib/assets/test/spec/cartodb/old_common/localStorage.spec.js

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2024-04-06 13:25:13 +08:00
describe('localStorage', function() {
var storage;
beforeAll(function () {
localStorage.removeItem('tests');
});
beforeEach(function () {
storage = new cdb.admin.localStorage('tests');
});
afterEach(function () {
localStorage.clear();
})
afterAll(function () {
localStorage.removeItem('tests');
});
it("should contain an empty array after initialized", function() {
expect(storage.get()).toEqual([])
})
it("add a element to localStorage", function() {
var obj = {'test':true};
storage.add(obj)
expect(storage.get(0)).toEqual(obj)
});
it("should be able to set the whole array", function() {
storage.set([1,2,3,4]);
expect(storage.get()).toEqual([1,2,3,4]);
})
it("should be able to retrieve the n element", function() {
storage.add(1);
storage.add(2);
storage.add(3);
expect(storage.get(1)).toEqual(2);
})
it("should be able to retrieve the n element and transform it on an object", function() {
storage.add({'hello':'bye'});
expect(storage.get(0).hello).toEqual('bye');
})
it("should persist on localStorage when added", function() {
storage.add(1);
expect(localStorage.getItem('tests')).toBeDefined();
expect(localStorage.getItem('tests')).toBe("[1]");
})
it("should remove an element", function() {
storage.add(1);
storage.add(2);
storage.add(3);
storage.remove(1);
expect(storage.get()).toEqual([1,3]);
})
it("should destroy the storage", function() {
storage.add(1);
storage.destroy();
expect(localStorage.getItem('tests')).toBeFalsy();
})
});