@yoroi/common/lib/module/storage/adapters/observable-storage.test.js

The Common package of Yoroi SDK

"use strict";

import { observableMultiStorageMaker, observableStorageMaker } from './observable-storage';
describe('observableStorageMaker', () => {
  beforeEach(() => jest.resetAllMocks());
  it('mmkv - should notify observers when storage methods are called', () => {
    const storage = {
      clear: jest.fn(),
      multiSet: jest.fn(),
      setItem: jest.fn(),
      multiRemove: jest.fn(),
      removeItem: jest.fn(),
      getAllKeys: jest.fn(),
      join: jest.fn(),
      getItem: jest.fn(),
      multiGet: jest.fn(),
      removeFolder: jest.fn()
    };
    const observerCallback = jest.fn();
    const observableStorage = observableStorageMaker(storage);
    const client1 = observableStorage.onChange(['key1', 'key2'], observerCallback);
    observableStorage.clear();
    expect(observerCallback).toHaveBeenCalledWith(null);
    observableStorage.setItem('key1', 'value1');
    expect(observerCallback).toHaveBeenCalledWith(['key1']);
    observableStorage.multiRemove(['key1', 'key2']);
    expect(observerCallback).toHaveBeenCalledWith(['key1', 'key2']);

    // untracked keys
    observableStorage.multiSet([['key3', 'valu3'], ['key4', 'value4']]);
    client1.unsubscribe();
    expect(storage.clear).toHaveBeenCalled();
    expect(storage.setItem).toHaveBeenCalledWith('key1', 'value1');
    expect(storage.multiRemove).toHaveBeenCalledWith(['key1', 'key2']);
  });
  it('async = should notify observers when storage promises are invoked', async () => {
    const storage = {
      clear: jest.fn().mockResolvedValue(undefined),
      multiSet: jest.fn().mockResolvedValue(undefined),
      setItem: jest.fn().mockResolvedValue(undefined),
      multiRemove: jest.fn().mockResolvedValue(undefined),
      removeItem: jest.fn().mockResolvedValue(undefined),
      getAllKeys: jest.fn().mockResolvedValue([]),
      join: jest.fn().mockResolvedValue(undefined),
      getItem: jest.fn().mockResolvedValue(undefined),
      multiGet: jest.fn().mockResolvedValue(undefined),
      removeFolder: jest.fn().mockResolvedValue(undefined)
    };
    const observerCallback = jest.fn();
    const observableStorage = observableStorageMaker(storage);
    const client1 = observableStorage.onChange(['key1', 'key2'], observerCallback);
    await observableStorage.clear();
    expect(observerCallback).toHaveBeenCalledWith(null);
    await observableStorage.setItem('key1', 'value1');
    expect(observerCallback).toHaveBeenCalledWith(['key1']);
    await observableStorage.multiRemove(['key1', 'key2']);
    expect(observerCallback).toHaveBeenCalledWith(['key1', 'key2']);

    // untracked keys
    await observableStorage.multiSet([['key3', 'valu3'], ['key4', 'value4']]);
    client1.unsubscribe();
    expect(storage.clear).toHaveBeenCalled();
    expect(storage.setItem).toHaveBeenCalledWith('key1', 'value1');
    expect(storage.multiRemove).toHaveBeenCalledWith(['key1', 'key2']);
    expect(storage.multiSet).toHaveBeenCalledWith([['key3', 'valu3'], ['key4', 'value4']]);
  });
});
describe('observableMultiStorageMaker', () => {
  beforeEach(() => jest.resetAllMocks());
  it('mmkv - should notify observers when storage methods are called', () => {
    const storage = {
      clear: jest.fn(),
      getAllKeys: jest.fn(),
      readAll: jest.fn(),
      readMany: jest.fn(),
      saveMany: jest.fn(),
      removeMany: jest.fn()
    };
    const observerCallback = jest.fn();
    const observableStorage = observableMultiStorageMaker(storage);
    const client1 = observableStorage.onChange(observerCallback);
    observableStorage.clear();
    expect(observerCallback).toHaveBeenCalledWith(null);
    observableStorage.saveMany([{
      id: 'key1',
      value: 'value1'
    }]);
    expect(observerCallback).toHaveBeenCalledWith(null);
    client1.unsubscribe();
    expect(storage.clear).toHaveBeenCalled();
    expect(storage.saveMany).toHaveBeenCalledWith([{
      id: 'key1',
      value: 'value1'
    }]);
  });
  it('async = should notify observers when storage promises are invoked', async () => {
    const storage = {
      clear: jest.fn().mockResolvedValue(undefined),
      getAllKeys: jest.fn().mockResolvedValue([]),
      readAll: jest.fn().mockResolvedValue([]),
      readMany: jest.fn().mockResolvedValue([]),
      saveMany: jest.fn().mockResolvedValue(undefined),
      removeMany: jest.fn().mockResolvedValue(undefined)
    };
    const observerCallback = jest.fn();
    const observableStorage = observableMultiStorageMaker(storage);
    const client1 = observableStorage.onChange(observerCallback);
    await observableStorage.clear();
    expect(observerCallback).toHaveBeenCalledWith(null);
    await observableStorage.saveMany([{
      id: 'key1',
      value: 'value1'
    }]);
    expect(observerCallback).toHaveBeenCalledWith(null);
    client1.unsubscribe();
    expect(storage.clear).toHaveBeenCalled();
    expect(storage.saveMany).toHaveBeenCalledWith([{
      id: 'key1',
      value: 'value1'
    }]);
  });
});
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