diff --git a/__tests__/basic-seller.e2e.test.js b/__tests__/basic-seller.e2e.test.js
index 8a76c6a..0a9d998 100644
--- a/__tests__/basic-seller.e2e.test.js
+++ b/__tests__/basic-seller.e2e.test.js
@@ -2,7 +2,8 @@ const { test } = require('uvu')
 const assert = require('uvu/assert')
 
 const { MOCK_MOBILE_WS } = require('../__mocks__/mobile.mock')
-const { inout, provider, database, botcore } = require('../packages/index')
+const { inout, database, botcore } = require('../packages/index')
+const mockProvider = require('../packages/provider/adapters/mock')
 
 const makeFlow = () => {
     const flowA = inout
@@ -21,12 +22,9 @@ test(`[BotClass]: recibe los mensajes entrantes del provider`, async () => {
     let messagesIn = []
     let messagesOut = []
 
-    const adapterFlow = await inout.create(makeFlow())
+    const adapterFlow = inout.create(makeFlow())
 
-    const adapterProvider = await provider.create({
-        vendor: 'mock',
-        credentials: {},
-    })
+    const adapterProvider = mockProvider
     const adapterDB = await database.create({
         engine: 'mock',
         credentials: {},
@@ -38,12 +36,12 @@ test(`[BotClass]: recibe los mensajes entrantes del provider`, async () => {
         provider: adapterProvider,
     })
 
-    bot.on('message', (ctx) => messagesIn.push(ctx.message))
+    adapterProvider.on('message', (ctx) => messagesIn.push(ctx.message))
 
-    bot.emit('message', { ...MOCK_MOBILE_WS, message: 'hola' })
+    adapterProvider.emit('message', { ...MOCK_MOBILE_WS, message: 'hola' })
     assert.is(messagesIn.join(), ['hola'].join())
     await delay(200)
-    bot.emit('message', { ...MOCK_MOBILE_WS, message: 'Pedro!' })
+    adapterProvider.emit('message', { ...MOCK_MOBILE_WS, message: 'Pedro!' })
     console.log(messagesIn)
     assert.is(messagesIn.join(), ['hola', 'Pedro!'].join())
     messagesOut = adapterDB.history
diff --git a/packages/core/index.js b/packages/core/index.js
index 28598d4..2c18122 100644
--- a/packages/core/index.js
+++ b/packages/core/index.js
@@ -6,8 +6,7 @@ const ProviderClass = require('./classes/provider.class')
  * @param {*} args
  * @returns
  */
-const create = async ({ flow, database, provider }) => {
+const create = async ({ flow, database, provider }) =>
     new BotClass(flow, database, provider)
-}
 
 module.exports = { create, ProviderClass }
diff --git a/packages/core/tests/bot.class.test.js b/packages/core/tests/bot.class.test.js
index 099c040..e183a11 100644
--- a/packages/core/tests/bot.class.test.js
+++ b/packages/core/tests/bot.class.test.js
@@ -2,6 +2,7 @@ const { EventEmitter } = require('node:events')
 const { test } = require('uvu')
 const assert = require('uvu/assert')
 const { create } = require('../')
+const BotClass = require('../classes/bot.class')
 
 class MockFlow {}
 
@@ -16,7 +17,7 @@ test(`BotClass`, async () => {
         provider: new MockProvider(),
     }
     const bot = await create(setting)
-    bot.on('message', (ctx) => console.log(ctx))
+    assert.is(bot instanceof BotClass, true)
 })
 
 test.run()
diff --git a/packages/provider/tests/provider.class.test.js b/packages/provider/tests/provider.class.test.js
index 7d7dc69..1232799 100644
--- a/packages/provider/tests/provider.class.test.js
+++ b/packages/provider/tests/provider.class.test.js
@@ -1,9 +1,9 @@
 const { test } = require('uvu')
 const assert = require('uvu/assert')
-const MockProvider = require('../adapters/mock')
+const mockProvider = require('../adapters/mock')
 
 test(`ProviderClass`, async () => {
-    const provider = new MockProvider()
+    const provider = mockProvider
     const msg = await provider.sendMessage('123456789', 'hola')
     console.log(msg)
     assert.is(msg.userId, '123456789')