test(account-validator): test fix to isSmartContract

src/utils/__tests__/account-validator.test.js

@@ -1,7 +1,16 @@
 import { validators } from 'ptokens-helpers'
 import { test, describe, expect, vi } from 'vitest'
 
-import { isValidAccountByBlockchain } from '../account-validator'
+import { isValidAccountByBlockchain, isSmartContract } from '../account-validator'
+
+const mockGetCode = vi.fn()
+const mockWeb3Instance = {
+  eth: {
+    getCode: mockGetCode,
+  },
+}
+
+const getCodeMock = (expectedCode) => vi.fn().mockResolvedValue(expectedCode)
 
 describe('isValidAccountByBlockchain', () => {
   beforeAll(() => {
@@ -18,6 +27,22 @@ describe('isValidAccountByBlockchain', () => {
     vi.resetAllMocks()
   })
 
+  test('Should return true if address is a smart contract', async () => {
+    const expectedCode = '0x1234'
+    mockGetCode.mockResolvedValue(expectedCode)
+
+    const passed = await isSmartContract('0xb794f5ea0ba39494ce839613fffba74279579268', mockWeb3Instance)
+    expect(passed).toBeTruthy()
+  })
+
+  test('Should return false if address is a not smart contract', async () => {
+    const expectedCode = '0x'
+    mockGetCode.mockResolvedValue(expectedCode)
+
+    const passed = await isSmartContract('0xb794f5ea0ba39494ce839613fffba74279579268', mockWeb3Instance)
+    expect(passed).toBeFalsy()
+  })
+
   test.each`
     account        | blockchain     | expectedChainId | expectedAccount
     ${`account`}   | ${'ETH'}       | ${'0x005fe7f9'} | ${'0xaccount'}