diff --git a/ts/session/protocols/MultiDeviceProtocol.ts b/ts/session/protocols/MultiDeviceProtocol.ts
index ab28ad5b2..0b8b33e5c 100644
--- a/ts/session/protocols/MultiDeviceProtocol.ts
+++ b/ts/session/protocols/MultiDeviceProtocol.ts
@@ -31,27 +31,37 @@ export class MultiDeviceProtocol {
     // This return here stops an infinite loop when we get all our other devices
     const ourKey = await UserUtil.getCurrentDevicePubKey();
     if (!ourKey || device.key === ourKey) {
+      console.log(`[vince] 1 GUARD`);
+      console.log('[vince] ourKey:', ourKey);
+      console.log('[vince] device:', device);
+
       return;
     }
 
     // We always prefer our local pairing over the one on the server
     const isOurDevice = await this.isOurDevice(device);
     if (isOurDevice) {
+      console.log(`[vince] 2 GUARD`);
       return;
     }
 
     // Only fetch if we hit the refresh delay
     const lastFetchTime = this.lastFetch[device.key];
     if (lastFetchTime && lastFetchTime + this.refreshDelay > Date.now()) {
+      console.log(`[vince] 3 GUARD`);
       return;
     }
+    
 
     this.lastFetch[device.key] = Date.now();
+    console.log(`[vince] 4 GUARD`);
 
     try {
+      console.log(`[vince] 5 GUARD`);
       const authorisations = await this.fetchPairingAuthorisations(device);
       await Promise.all(authorisations.map(this.savePairingAuthorisation));
     } catch (e) {
+      console.log(`[vince] 6 GUARD`);
       // Something went wrong, let it re-try another time
       this.lastFetch[device.key] = lastFetchTime;
     }
diff --git a/ts/test/session/protocols/MultiDeviceProtocol_test.ts b/ts/test/session/protocols/MultiDeviceProtocol_test.ts
index b92d0305a..e176de3a7 100644
--- a/ts/test/session/protocols/MultiDeviceProtocol_test.ts
+++ b/ts/test/session/protocols/MultiDeviceProtocol_test.ts
@@ -42,7 +42,7 @@ describe('MultiDeviceProtocol', () => {
         'getPairingAuthorisationsFor'
       ).resolves([]);
       await MultiDeviceProtocol.getPairingAuthorisations(
-        TestUtils.generateFakePubkey()
+        TestUtils.generateFakePubKey()
       );
       expect(fetchPairingStub.called).to.equal(true, 'Pairing is not fetched.');
       expect(fetchPairingStub.calledBefore(dataStub)).to.equal(
@@ -52,8 +52,8 @@ describe('MultiDeviceProtocol', () => {
     });
 
     it('should return the authorisations from the database', async () => {
-      const device1 = TestUtils.generateFakePubkey();
-      const device2 = TestUtils.generateFakePubkey();
+      const device1 = TestUtils.generateFakePubKey();
+      const device2 = TestUtils.generateFakePubKey();
       const pairing: PairingAuthorisation = {
         primaryDevicePubKey: device1.key,
         secondaryDevicePubKey: device2.key,
@@ -74,7 +74,7 @@ describe('MultiDeviceProtocol', () => {
       TestUtils.stubWindow('lokiFileServerAPI', undefined);
       expect(
         MultiDeviceProtocol.fetchPairingAuthorisations(
-          TestUtils.generateFakePubkey()
+          TestUtils.generateFakePubKey()
         )
       ).to.be.rejectedWith('lokiFileServerAPI is not initialised.');
     });
@@ -100,7 +100,7 @@ describe('MultiDeviceProtocol', () => {
       });
 
       const authorisations = await MultiDeviceProtocol.fetchPairingAuthorisations(
-        TestUtils.generateFakePubkey()
+        TestUtils.generateFakePubKey()
       );
       expect(authorisations.length).to.equal(1);
 
@@ -139,8 +139,8 @@ describe('MultiDeviceProtocol', () => {
       fetchPairingAuthorisationStub = sandbox
         .stub(MultiDeviceProtocol, 'fetchPairingAuthorisations')
         .resolves([]);
-      currentDevice = TestUtils.generateFakePubkey();
-      device = TestUtils.generateFakePubkey();
+      currentDevice = TestUtils.generateFakePubKey();
+      device = TestUtils.generateFakePubKey();
       sandbox
         .stub(UserUtil, 'getCurrentDevicePubKey')
         .resolves(currentDevice.key);
@@ -235,7 +235,7 @@ describe('MultiDeviceProtocol', () => {
 
   describe('getAllDevices', () => {
     it('should return all devices', async () => {
-      const primary = TestUtils.generateFakePubkey();
+      const primary = TestUtils.generateFakePubKey();
       const otherDevices = TestUtils.generateFakePubKeys(2);
       const authorisations = generateFakeAuthorisations(primary, otherDevices);
       sandbox
@@ -253,7 +253,7 @@ describe('MultiDeviceProtocol', () => {
 
   describe('getPrimaryDevice', () => {
     it('should return the primary device', async () => {
-      const primary = TestUtils.generateFakePubkey();
+      const primary = TestUtils.generateFakePubKey();
       const otherDevices = TestUtils.generateFakePubKeys(2);
       const authorisations = generateFakeAuthorisations(primary, otherDevices);
       sandbox
@@ -270,7 +270,7 @@ describe('MultiDeviceProtocol', () => {
 
   describe('getSecondaryDevices', () => {
     it('should return the secondary devices', async () => {
-      const primary = TestUtils.generateFakePubkey();
+      const primary = TestUtils.generateFakePubKey();
       const otherDevices = TestUtils.generateFakePubKeys(2);
       const authorisations = generateFakeAuthorisations(primary, otherDevices);
       sandbox
diff --git a/ts/test/session/sending/MessageQueue_test.ts b/ts/test/session/sending/MessageQueue_test.ts
index 2831c9b26..a86c91ef5 100644
--- a/ts/test/session/sending/MessageQueue_test.ts
+++ b/ts/test/session/sending/MessageQueue_test.ts
@@ -1,5 +1,6 @@
 import { expect } from 'chai';
 import * as sinon from 'sinon';
+import * as _ from 'lodash';
 import { GroupUtils, SyncMessageUtils } from '../../../session/utils';
 import { Stubs, TestUtils } from '../../../test/test-utils';
 import { MessageQueue } from '../../../session/sending/MessageQueue';
@@ -36,9 +37,9 @@ describe('MessageQueue', () => {
   // Initialize new stubbed cache
   let data: StorageItem;
   const sandbox = sinon.createSandbox();
-  const ourDevice = TestUtils.generateFakePubkey();
+  const ourDevice = TestUtils.generateFakePubKey();
   const ourNumber = ourDevice.key;
-  const pairedDevices = TestUtils.generateMemberList(2);
+  const pairedDevices = TestUtils.generateFakePubKeys(2);
 
   // Initialize new stubbed queue
   let messageQueueStub: MessageQueue;
@@ -106,7 +107,7 @@ describe('MessageQueue', () => {
     sandbox.stub(GroupUtils, 'isMediumGroup').returns(false);
     groupMembersStub = sandbox
       .stub(GroupUtils, 'getGroupMembers' as any)
-      .resolves(TestUtils.generateMemberList(10));
+      .resolves(TestUtils.generateFakePubKeys(10));
 
     // Session Protocol Stubs
     sandbox.stub(SessionProtocol, 'sendSessionRequest').resolves();
@@ -121,7 +122,7 @@ describe('MessageQueue', () => {
       TestUtils.generateChatMessage
     );
     const rawMessage = toRawMessage(
-      TestUtils.generateFakePubkey(),
+      TestUtils.generateFakePubKey(),
       TestUtils.generateChatMessage()
     );
 
@@ -129,11 +130,11 @@ describe('MessageQueue', () => {
     sandbox.stub(PendingMessageCache.prototype, 'remove').resolves();
     sandbox
       .stub(PendingMessageCache.prototype, 'getDevices')
-      .returns(TestUtils.generateMemberList(10));
+      .returns(TestUtils.generateFakePubKeys(10));
     sandbox
       .stub(PendingMessageCache.prototype, 'getForDevice')
       .returns(
-        chatMessages.map(m => toRawMessage(TestUtils.generateFakePubkey(), m))
+        chatMessages.map(m => toRawMessage(TestUtils.generateFakePubKey(), m))
       );
 
     // Spies
@@ -155,7 +156,7 @@ describe('MessageQueue', () => {
 
   describe('send', () => {
     it('can send to a single device', async () => {
-      const device = TestUtils.generateFakePubkey();
+      const device = TestUtils.generateFakePubKey();
       const message = TestUtils.generateChatMessage();
 
       const promise = messageQueueStub.send(device, message);
@@ -163,7 +164,7 @@ describe('MessageQueue', () => {
     });
 
     it('can send sync message', async () => {
-      const devices = TestUtils.generateMemberList(3);
+      const devices = TestUtils.generateFakePubKeys(3);
       const message = TestUtils.generateChatMessage();
 
       const promise = messageQueueStub.sendSyncMessage(message, devices);
@@ -175,7 +176,7 @@ describe('MessageQueue', () => {
     it('will send session request message if no session', async () => {
       hasSessionStub.resolves(false);
 
-      const device = TestUtils.generateFakePubkey();
+      const device = TestUtils.generateFakePubKey();
       const promise = messageQueueStub.processPending(device);
 
       await expect(promise).to.be.fulfilled;
@@ -183,7 +184,7 @@ describe('MessageQueue', () => {
     });
 
     it('will send message if session exists', async () => {
-      const device = TestUtils.generateFakePubkey();
+      const device = TestUtils.generateFakePubKey();
       const hasSession = await hasSessionStub(device);
 
       const promise = messageQueueStub.processPending(device);
@@ -196,7 +197,7 @@ describe('MessageQueue', () => {
 
   describe('sendUsingMultiDevice', () => {
     it('can send using multidevice', async () => {
-      const device = TestUtils.generateFakePubkey();
+      const device = TestUtils.generateFakePubKey();
       const message = TestUtils.generateChatMessage();
 
       const promise = messageQueueStub.sendUsingMultiDevice(device, message);
@@ -238,7 +239,7 @@ describe('MessageQueue', () => {
 
   describe('sendMessageToDevices', () => {
     it('can send to many devices', async () => {
-      const devices = TestUtils.generateMemberList(10);
+      const devices = TestUtils.generateFakePubKeys(10);
       const message = TestUtils.generateChatMessage();
 
       const promise = messageQueueStub.sendMessageToDevices(devices, message);
@@ -248,10 +249,9 @@ describe('MessageQueue', () => {
     it('can send sync message and confirm canSync is valid', async () => {
       canSyncStub.returns(true);
 
-      const devices = TestUtils.generateMemberList(3);
+      const devices = TestUtils.generateFakePubKeys(3);
       const message = TestUtils.generateChatMessage();
       const pairedDeviceKeys = pairedDevices.map(device => device.key);
-      const ourDeviceKeys = [...pairedDeviceKeys, ourNumber].sort();
 
       const promise = messageQueueStub.sendMessageToDevices(devices, message);
       await expect(promise).to.be.fulfilled;
@@ -267,7 +267,7 @@ describe('MessageQueue', () => {
       expect(previousArgs).to.have.length(2);
 
       const argsChatMessage = previousArgs[0];
-      const argsPairedKeys = [...previousArgs[1]].map(d => d.key).sort();
+      const argsPairedKeys = [...previousArgs[1]].map(d => d.key);
 
       expect(argsChatMessage instanceof ChatMessage).to.equal(
         true,
@@ -278,9 +278,9 @@ describe('MessageQueue', () => {
         'message passed into sendMessageToDevices has been mutated'
       );
 
-      argsPairedKeys.forEach((argsPaired: string, index: number) => {
-        expect(argsPaired).to.equal(ourDeviceKeys[index]);
-      });
+      // argsPairedKeys and pairedDeviceKeys should contain the same values
+      const keyArgsValid = _.isEmpty(_.xor(argsPairedKeys, pairedDeviceKeys));
+      expect(keyArgsValid).to.equal(true, 'devices passed into sendSyncMessage were invalid');
     });
   });
 
@@ -334,7 +334,7 @@ describe('MessageQueue', () => {
     });
 
     it('wont send message to empty closed group', async () => {
-      groupMembersStub.resolves(TestUtils.generateMemberList(0));
+      groupMembersStub.resolves(TestUtils.generateFakePubKeys(0));
 
       const message = TestUtils.generateClosedGroupMessage();
       const response = await messageQueueStub.sendToGroup(message);
@@ -358,7 +358,7 @@ describe('MessageQueue', () => {
       const successSpy = sandbox.spy();
       messageQueueStub.events.on('success', successSpy);
 
-      const device = TestUtils.generateFakePubkey();
+      const device = TestUtils.generateFakePubKey();
       const promise = messageQueueStub.processPending(device);
       await expect(promise).to.be.fulfilled;
 
@@ -372,7 +372,7 @@ describe('MessageQueue', () => {
       const failureSpy = sandbox.spy();
       messageQueueStub.events.on('fail', failureSpy);
 
-      const device = TestUtils.generateFakePubkey();
+      const device = TestUtils.generateFakePubKey();
       const promise = messageQueueStub.processPending(device);
       await expect(promise).to.be.fulfilled;
 
diff --git a/ts/test/session/sending/PendingMessageCache_test.ts b/ts/test/session/sending/PendingMessageCache_test.ts
index 05b2d7b87..5ed1e211e 100644
--- a/ts/test/session/sending/PendingMessageCache_test.ts
+++ b/ts/test/session/sending/PendingMessageCache_test.ts
@@ -52,7 +52,7 @@ describe('PendingMessageCache', () => {
   });
 
   it('can add to cache', async () => {
-    const device = TestUtils.generateFakePubkey();
+    const device = TestUtils.generateFakePubKey();
     const message = TestUtils.generateChatMessage();
     const rawMessage = MessageUtils.toRawMessage(device, message);
 
@@ -69,7 +69,7 @@ describe('PendingMessageCache', () => {
   });
 
   it('can remove from cache', async () => {
-    const device = TestUtils.generateFakePubkey();
+    const device = TestUtils.generateFakePubKey();
     const message = TestUtils.generateChatMessage();
     const rawMessage = MessageUtils.toRawMessage(device, message);
 
@@ -90,15 +90,15 @@ describe('PendingMessageCache', () => {
   it('can get devices', async () => {
     const cacheItems = [
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
     ];
@@ -122,11 +122,11 @@ describe('PendingMessageCache', () => {
   it('can get pending for device', async () => {
     const cacheItems = [
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
     ];
@@ -149,7 +149,7 @@ describe('PendingMessageCache', () => {
   });
 
   it('can find nothing when empty', async () => {
-    const device = TestUtils.generateFakePubkey();
+    const device = TestUtils.generateFakePubKey();
     const message = TestUtils.generateChatMessage();
     const rawMessage = MessageUtils.toRawMessage(device, message);
 
@@ -158,7 +158,7 @@ describe('PendingMessageCache', () => {
   });
 
   it('can find message in cache', async () => {
-    const device = TestUtils.generateFakePubkey();
+    const device = TestUtils.generateFakePubKey();
     const message = TestUtils.generateChatMessage();
     const rawMessage = MessageUtils.toRawMessage(device, message);
 
@@ -175,15 +175,15 @@ describe('PendingMessageCache', () => {
   it('can clear cache', async () => {
     const cacheItems = [
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
     ];
@@ -205,15 +205,15 @@ describe('PendingMessageCache', () => {
   it('can restore from db', async () => {
     const cacheItems = [
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
       {
-        device: TestUtils.generateFakePubkey(),
+        device: TestUtils.generateFakePubKey(),
         message: TestUtils.generateChatMessage(),
       },
     ];
diff --git a/ts/test/test-utils/testUtils.ts b/ts/test/test-utils/testUtils.ts
index 68e63a1a0..737b3690f 100644
--- a/ts/test/test-utils/testUtils.ts
+++ b/ts/test/test-utils/testUtils.ts
@@ -69,7 +69,7 @@ export function restoreStubs() {
   sandbox.restore();
 }
 
-export function generateFakePubkey(): PubKey {
+export function generateFakePubKey(): PubKey {
   // Generates a mock pubkey for testing
   const numBytes = PubKey.PUBKEY_LEN / 2 - 1;
   const hexBuffer = crypto.randomBytes(numBytes).toString('hex');
@@ -79,8 +79,12 @@ export function generateFakePubkey(): PubKey {
 }
 
 export function generateFakePubKeys(amount: number): Array<PubKey> {
+  const numPubKeys = amount > 0
+    ? Math.floor(amount)
+    : 0;
+
   // tslint:disable-next-line: no-unnecessary-callback-wrapper
-  return new Array(amount).fill(0).map(() => generateFakePubkey());
+  return new Array(numPubKeys).fill(0).map(() => generateFakePubKey());
 }
 
 export function generateChatMessage(): ChatMessage {
@@ -118,15 +122,8 @@ export function generateClosedGroupMessage(
 ): ClosedGroupChatMessage {
   return new ClosedGroupChatMessage({
     identifier: uuid(),
-    groupId: groupId ?? generateFakePubkey().key,
+    groupId: groupId ?? generateFakePubKey().key,
     chatMessage: generateChatMessage(),
   });
 }
 
-export function generateMemberList(size: number): Array<PubKey> {
-  const numMembers = Math.floor(size);
-
-  return numMembers > 0
-    ? Array.from({ length: numMembers }, generateFakePubkey)
-    : [];
-}