feat: add test and comment loadSwitchableNetwork

Author: sanyu1225

packages/blocto-sdk/jest.config.cjs

@@ -6,7 +6,7 @@ module.exports = {
     '^.+\\.(ts|tsx)?$': 'ts-jest',
     '^.+\\.(js|jsx)$': 'babel-jest',
   },
-  transformIgnorePatterns: ['node_modules/(?!variables/.*)'],
+  testPathIgnorePatterns: ['node_modules/(?!variables/.*)', '/fixtures/'],
   automock: false,
   resetMocks: false,
 };

packages/blocto-sdk/src/__tests__/ethereum.test.ts

@@ -0,0 +1,132 @@
+import EthereumProvider from '../providers/ethereum';
+import { getEvmSupport } from '../lib/getEvmSupport';
+import { getEvmSupportList } from './fixtures/getEvmSupport';
+jest.mock('../lib/getEvmSupport');
+
+describe('Testing BloctoSDK ethereum provider initialization and network loading', () => {
+  beforeEach(() => {
+    (getEvmSupport as jest.Mock).mockResolvedValue(getEvmSupportList);
+  });
+
+  test('should initialize with unloadedNetwork', () => {
+    const ethereumWithSwitchable = new EthereumProvider({
+      defaultChainId: '0xaa36a7',
+      switchableChains: [
+        {
+          chainId: '0xaa36a7',
+          rpcUrls: ['https://ethereum-sepolia.blockpi.network/v1/rpc/public'],
+        },
+        {
+          chainId: '0x61',
+          rpcUrls: ['https://data-seed-prebsc-1-s1.binance.org:8545'],
+        },
+      ],
+    });
+
+    expect(ethereumWithSwitchable['_blocto'].unloadedNetwork).toBeDefined();
+    expect(
+      ethereumWithSwitchable['_blocto']?.unloadedNetwork?.[0].chainId
+    ).toBe('0xaa36a7');
+    expect(
+      ethereumWithSwitchable['_blocto']?.unloadedNetwork?.[1].chainId
+    ).toBe('0x61');
+    expect(ethereumWithSwitchable['_blocto'].unloadedNetwork?.length).toBe(2);
+  });
+
+  test('get support chain list', async () => {
+    const ethereum = new EthereumProvider({
+      chainId: '0xaa36a7',
+      rpc: 'https://ethereum-sepolia.blockpi.network/v1/rpc/public',
+    });
+    const supportedChains = await ethereum.supportChainList();
+    expect(supportedChains).toContainEqual({
+      chainId: '11155111',
+      chainName: 'Sepolia',
+    });
+  });
+
+  test('should add chain and switch to it', async () => {
+    const ethereum = new EthereumProvider({
+      chainId: '0xaa36a7',
+      rpc: 'https://ethereum-sepolia.blockpi.network/v1/rpc/public',
+    });
+    await expect(
+      ethereum.request({
+        method: 'wallet_switchEthereumChain',
+        params: [{ chainId: '0x61' }],
+      })
+    ).rejects.toThrow(
+      'Unrecognized chain ID "97". Try adding the chain using wallet_addEthereumChain first.'
+    );
+
+    await ethereum.request({
+      method: 'wallet_addEthereumChain',
+      params: [
+        {
+          chainId: '0x61',
+          rpcUrls: ['https://data-seed-prebsc-1-s1.binance.org:8545'],
+        },
+      ],
+    });
+    await ethereum.request({
+      method: 'wallet_switchEthereumChain',
+      params: [{ chainId: '0x61' }],
+    });
+    expect(ethereum.chainId).toBe('0x61');
+  });
+
+  test('create sdk instance with switchableChains and switch to it', async () => {
+    const ethereum = new EthereumProvider({
+      defaultChainId: '0xaa36a7',
+      switchableChains: [
+        {
+          chainId: '0xaa36a7',
+          rpcUrls: ['https://ethereum-sepolia.blockpi.network/v1/rpc/public'],
+        },
+        {
+          chainId: '0x61',
+          rpcUrls: ['https://data-seed-prebsc-1-s1.binance.org:8545'],
+        },
+      ],
+    });
+    await ethereum.request({
+      method: 'wallet_switchEthereumChain',
+      params: [{ chainId: '0x61' }],
+    });
+    expect(ethereum.chainId).toBe('0x61');
+  });
+  test('create sdk instance with switchableChains and call eth_accounts', async () => {
+    const ethereum = new EthereumProvider({
+      defaultChainId: '0xaa36a7',
+      switchableChains: [
+        {
+          chainId: '0xaa36a7',
+          rpcUrls: ['https://ethereum-sepolia.blockpi.network/v1/rpc/public'],
+        },
+        {
+          chainId: '0x61',
+          rpcUrls: ['https://data-seed-prebsc-1-s1.binance.org:8545'],
+        },
+      ],
+    });
+    // Trigger the loading of switchable networks
+    await ethereum.request({
+      method: 'eth_accounts',
+    });
+    expect(ethereum.chainId).toBe('0xaa36a7');
+    // should remove unloadedNetwork after loading
+    expect(ethereum['_blocto'].unloadedNetwork).toBeUndefined();
+  });
+
+    test('should not call loadSwitchableNetwork if unloadedNetwork is empty', async () => {
+        const ethereum = new EthereumProvider({
+            chainId: '0xaa36a7',
+            rpc: 'https://ethereum-sepolia.blockpi.network/v1/rpc/public',
+      });
+      const loadSwitchableNetworkSpy = jest.spyOn(ethereum, 'loadSwitchableNetwork');
+
+    await ethereum.request({ method: 'eth_accounts' });
+
+    expect(loadSwitchableNetworkSpy).not.toHaveBeenCalled();
+  });
+});