109 lines
2.8 KiB
TypeScript
109 lines
2.8 KiB
TypeScript
import noop from 'lodash/noop';
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import handleMetaMaskPolling, { getActualChainId } from './handleMetaMaskPolling';
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import * as configNetworksSelectors from './config/networks/selectors';
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import { walletSelectors } from './wallet';
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jest.mock('./config/networks/selectors');
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jest.mock('./wallet');
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describe('getActualChainId', () => {
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it('should reject with an error if web3 does not exist', async done => {
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try {
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await getActualChainId();
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} catch (e) {
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expect(e).toBe('Web3 not found.');
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done();
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}
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});
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it('should reject with an error web3 if fails its network check', async done => {
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(global as any).web3 = {
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version: {
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getNetwork: jest.fn(callback => callback('Network check failed'))
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}
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};
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try {
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await getActualChainId();
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} catch (e) {
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expect(e).toBe('Network check failed');
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done();
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}
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});
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it('should return a chainId when everything is fine', async done => {
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(global as any).web3 = {
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version: {
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getNetwork: jest.fn(callback => callback(null, '1'))
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}
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};
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const network = await getActualChainId();
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expect(network).toBe('1');
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done();
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});
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});
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describe('handleMetaMaskPolling', () => {
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it('should do nothing when there is no wallet instance', async done => {
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(global as any).web3 = {
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version: {
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getNetwork: jest.fn(callback => callback(null, '1'))
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}
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};
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(walletSelectors as any).getWalletInst.mockReturnValue(null);
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(configNetworksSelectors as any).getNetworkByChainId.mockReturnValue('ETH');
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const store = {
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getState: noop,
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dispatch: noop
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};
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const result = await handleMetaMaskPolling(store as any);
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expect(result).toBe(false);
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done();
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});
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it('should reload the page if the network has changed', async done => {
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(global as any).web3 = {
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version: {
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getNetwork: jest.fn(callback => callback(null, '1'))
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}
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};
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(walletSelectors as any).getWalletInst.mockReturnValue({
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network: 'ETC'
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});
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(configNetworksSelectors as any).getNetworkByChainId.mockReturnValue('ETH');
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const store = {
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getState: noop
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};
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const result = await handleMetaMaskPolling(store as any);
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expect(result).toBe(true);
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done();
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});
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it('should reload the page if `getActualChainId` rejects', async done => {
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(global as any).web3 = {
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version: {
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getNetwork: jest.fn(callback => callback('Network check failed'))
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}
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};
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(walletSelectors as any).getWalletInst.mockReturnValue({
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network: 'ETH'
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});
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(configNetworksSelectors as any).getNetworkByChainId.mockReturnValue('ETH');
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const store = {
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getState: noop
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};
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const result = await handleMetaMaskPolling(store as any);
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expect(result).toBe(true);
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done();
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});
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});
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