diff --git a/test/unit/utils/messages.spec.ts b/test/unit/utils/messages.spec.ts
new file mode 100644
index 0000000..015ffbf
--- /dev/null
+++ b/test/unit/utils/messages.spec.ts
@@ -0,0 +1,27 @@
+import { expect } from 'chai'
+
+import { createEndOfStoredEventsNoticeMessage, createNotice, createOutgoingEventMessage } from '../../../src/utils/messages'
+import { Event } from '../../../src/@types/event'
+import { MessageType } from '../../../src/@types/messages'
+
+describe('createNotice', () => {
+  it('returns a notice message', () => {
+    expect(createNotice('some notice')).to.deep.equal([MessageType.NOTICE, 'some notice'])
+  })
+})
+
+describe('createOutgoingEventMessage', () => {
+  it('returns an event message', () => {
+    const event: Event = {
+      id: 'some id',
+    } as any
+    expect(createOutgoingEventMessage('subscriptionId', event)).to.deep.equal([MessageType.EVENT, 'subscriptionId', event])
+  })
+})
+
+describe('createEndOfStoredEventsNoticeMessage', () => {
+  it('returns a EOSE message', () => {
+    expect(createEndOfStoredEventsNoticeMessage('subscriptionId')).to.deep.equal([MessageType.EOSE, 'subscriptionId'])
+  })
+})
+