diff --git a/src/lib/core.ts b/src/lib/core.ts
index 15f3b6a..5973ad6 100644
--- a/src/lib/core.ts
+++ b/src/lib/core.ts
@@ -28,6 +28,7 @@ export class CoreDaemon extends EventEmitter {
   readonly _client : CoreClient
   readonly _opt    : CoreConfig
   readonly params  : string[]
+  readonly tasks   : RunMethod[]
 
   _closing : boolean
   _faucet  : CoreWallet | null
@@ -51,6 +52,7 @@ export class CoreDaemon extends EventEmitter {
     this._closing = false
     this._faucet  = null
     this._ready   = false
+    this.tasks    = []
 
     this.params = [
       `-chain=${opt.network}`,
@@ -163,6 +165,7 @@ export class CoreDaemon extends EventEmitter {
         bal = await this.faucet.balance
       }
     }
+    await Promise.all(this.tasks.map(t => t(this.client)))
   }
 
   async startup (params : string[] = []) {
diff --git a/test/src/base.test.ts b/test/src/base.test.ts
index 2398240..137d950 100644
--- a/test/src/base.test.ts
+++ b/test/src/base.test.ts
@@ -1,6 +1,8 @@
 import { Test }       from 'tape'
 import { CoreClient } from '../../src/index.js'
 
+import './util.js'
+
 const { DEBUG = false } = process.env
 
 export default function (
diff --git a/test/src/util.ts b/test/src/util.ts
new file mode 100644
index 0000000..831f342
--- /dev/null
+++ b/test/src/util.ts
@@ -0,0 +1 @@
+import { core } from '../tape.js'
\ No newline at end of file
diff --git a/test/tape.ts b/test/tape.ts
index 7195d7e..6478cc3 100644
--- a/test/tape.ts
+++ b/test/tape.ts
@@ -4,17 +4,22 @@ import { CoreDaemon } from '../src/index.js'
 import base_test from './src/base.test.js'
 import send_test from './src/send.test.js'
 
-tape('Core Command test suite.', async t => {
+export const core = new CoreDaemon({
+  corepath : 'test/bin/bitcoind',
+  clipath  : 'test/bin/bitcoin-cli',
+  confpath : 'test/bitcoin.conf',
+  datapath : 'test/data',
+  debug    : true,
+  isolated : true,
+  network  : 'regtest'
+})
 
-  const core = new CoreDaemon({
-    corepath : 'test/bin/bitcoind',
-    clipath  : 'test/bin/bitcoin-cli',
-    confpath : 'test/bitcoin.conf',
-    datapath : 'test/data',
-    debug    : true,
-    isolated : true,
-    network  : 'regtest'
-  })
+core.tasks.push(async (client) => {
+  console.log('startup task:')
+  console.log(await client.chain_info)
+})
+
+tape('Core Command test suite.', async t => {
 
   const client = await core.startup()