Created Storage service test

This commit is contained in:
Alejandro Celaya 2018-12-19 20:43:55 +01:00
parent 12cddac27a
commit fefbb73568
2 changed files with 56 additions and 0 deletions

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#!/usr/bin/env bash
# Run docker container if it's not up yet
if ! [[ $(docker ps | grep shlink_web_client_node) ]]; then
docker-compose up -d
fi
docker exec -it shlink_web_client_node /bin/sh -c "cd /home/shlink/www && $*"

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import * as sinon from 'sinon';
import Storage from '../../../src/utils/services/Storage';
describe('Storage', () => {
const localStorageMock = {
getItem: sinon.fake((key) => key === 'shlink.foo' ? JSON.stringify({ foo: 'bar' }) : null),
setItem: sinon.spy(),
};
let storage;
beforeEach(() => {
localStorageMock.getItem.resetHistory();
localStorageMock.setItem.resetHistory();
storage = new Storage(localStorageMock);
});
describe('set', () => {
it('writes an stringified representation of provided value in local storage', () => {
const value = { bar: 'baz' };
storage.set('foo', value);
expect(localStorageMock.setItem.callCount).toEqual(1);
expect(localStorageMock.setItem.getCall(0).args).toEqual([
'shlink.foo',
JSON.stringify(value),
]);
});
});
describe('get', () => {
it('fetches item from local storage', () => {
storage.get('foo');
expect(localStorageMock.getItem.callCount).toEqual(1);
});
it('returns parsed value when requested value is found in local storage', () => {
const value = storage.get('foo');
expect(value).toEqual({ foo: 'bar' });
});
it('returns undefined when requested value is not found in local storage', () => {
const value = storage.get('bar');
expect(value).toBeUndefined();
});
});
});