From 7191038f21ad09c0ad08b1cbb54de01b49c2299c Mon Sep 17 00:00:00 2001
From: Audric Ackermann <audric@loki.network>
Date: Tue, 26 May 2020 10:53:26 +1000
Subject: [PATCH] add SessioNEstablishedMessage and tests

---
 .../content/SessionEstablishedMessage.ts      |  6 ++++-
 .../SessionEstablishedMessage_test.ts         | 25 +++++++++++++++++++
 2 files changed, 30 insertions(+), 1 deletion(-)
 create mode 100644 ts/test/session/messages/SessionEstablishedMessage_test.ts

diff --git a/ts/session/messages/outgoing/content/SessionEstablishedMessage.ts b/ts/session/messages/outgoing/content/SessionEstablishedMessage.ts
index cc8c68f8b..fd8d4526f 100644
--- a/ts/session/messages/outgoing/content/SessionEstablishedMessage.ts
+++ b/ts/session/messages/outgoing/content/SessionEstablishedMessage.ts
@@ -8,6 +8,10 @@ export class SessionEstablishedMessage extends ContentMessage {
   }
 
   protected contentProto(): SignalService.Content {
-    throw new Error('Not implemented');
+    const nullMessage = new SignalService.NullMessage({});
+
+    return new SignalService.Content({
+      nullMessage,
+    });
   }
 }
diff --git a/ts/test/session/messages/SessionEstablishedMessage_test.ts b/ts/test/session/messages/SessionEstablishedMessage_test.ts
new file mode 100644
index 000000000..7093aeb82
--- /dev/null
+++ b/ts/test/session/messages/SessionEstablishedMessage_test.ts
@@ -0,0 +1,25 @@
+import { expect } from 'chai';
+import { beforeEach} from 'mocha';
+
+import { SessionEstablishedMessage } from '../../../session/messages/outgoing';
+import { SignalService } from '../../../protobuf';
+
+describe('SessionEstablishedMessage', () => {
+    let message: SessionEstablishedMessage;
+    beforeEach(() => {
+        const timestamp = Date.now();
+        const identifier = '123456';
+        message = new SessionEstablishedMessage({timestamp, identifier});
+    });
+
+    it('has a nullMessage not null', () => {
+        const plainText = message.plainTextBuffer();
+        const decoded = SignalService.Content.toObject(SignalService.Content.decode(plainText));
+
+        expect(decoded.nullMessage).to.be.not.equal(null, 'decoded.dataMessage.nullMessage should not be null');
+    });
+
+    it('ttl of 5 minutes', () => {
+        expect(message.ttl()).to.equal(5 * 60 * 1000);
+    });
+});