Add eth_accounts endpoint

packages/rollup-full-node/src/app/test-web3-rpc-handler.ts

@@ -81,6 +81,9 @@ export class TestWeb3Handler extends DefaultWeb3Handler {
       case Web3RpcMethods.revert:
         this.assertParameters(params, 1)
         return this.revert(params[0])
+      case Web3RpcMethods.accounts:
+        this.assertParameters(params, 0)
+        return this.accounts()
       default:
         return super.handleRequest(method, params)
     }
@@ -147,4 +150,14 @@ export class TestWeb3Handler extends DefaultWeb3Handler {
     this.timestampIncreaseSeconds = this.timestampIncreaseSnapshots[snapShotId]
     return response
   }
+
+  public async accounts(): Promise<string> {
+    log.debug('Getting accounts')
+    const response = await this.context.provider.send(
+      Web3RpcMethods.accounts,
+      []
+    )
+    log.debug(`Received accounts [${response}].`)
+    return response
+  }
 }

packages/rollup-full-node/src/types/web3-rpc-handler.ts

@@ -47,6 +47,7 @@ export enum Web3RpcMethods {
   chainId = 'eth_chainId',
 
   // Test methods:
+  accounts = 'eth_accounts',
   snapshot = 'evm_snapshot',
   revert = 'evm_revert',
   mine = 'evm_mine',

packages/rollup-full-node/test/app/test-web-rpc-handler.spec.ts

@@ -261,4 +261,29 @@ describe('TestHandler', () => {
       res.should.equal(storageValue)
     })
   })
+
+  describe('the accounts endpoint', () => {
+    let testRpcServer
+    let httpProvider
+
+    beforeEach(async () => {
+      testRpcServer = new FullnodeRpcServer(testHandler, host, port)
+      testRpcServer.listen()
+      httpProvider = new ethers.providers.JsonRpcProvider(baseUrl)
+    })
+
+    afterEach(async () => {
+      await testRpcServer.close()
+    })
+
+    it('should get accounts', async () => {
+      const response = await httpProvider.send('eth_accounts', [])
+      const addresses = getWallets(httpProvider).map((wallet) =>
+        wallet['signingKey']['address'].toLowerCase()
+      )
+      response
+        .map((address) => address.toLowerCase())
+        .should.have.members(addresses)
+    })
+  })
 })