From 6923ca0d5fad7a9bedfc1142334d625ba16b0c46 Mon Sep 17 00:00:00 2001
From: Brian Gough <bjg@network-theory.co.uk>
Date: Tue, 25 Apr 2017 15:34:32 +0100
Subject: [PATCH] add test for ioredis monkey patching

---
 libraries/redis-wrapper/test.coffee | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/libraries/redis-wrapper/test.coffee b/libraries/redis-wrapper/test.coffee
index 883ddfa346..0dc5c8ad74 100644
--- a/libraries/redis-wrapper/test.coffee
+++ b/libraries/redis-wrapper/test.coffee
@@ -75,6 +75,27 @@ describe "index", ->
 			assert(client instanceof @ioredis.Cluster)
 			client.config.should.deep.equal @cluster
 
+	describe "monkey patch ioredis exec", ->
+		beforeEach ->
+			@callback = sinon.stub()
+			@results = []
+			@multiOrig = { exec: sinon.stub().yields(null, @results)}
+			@client = { multi: sinon.stub().returns(@multiOrig) }
+			@redis._monkeyPatchIoredisExec(@client)
+			@multi = @client.multi()
+
+		it "should return the old redis format for an array", ->
+			@results[0] = [null, 42]
+			@results[1] = [null, "foo"]
+			@multi.exec @callback
+			@callback.calledWith(null, [42, "foo"]).should.equal true
+
+		it "should return the old redis format when there is an error", ->
+			@results[0] = [null, 42]
+			@results[1] = ["error", "foo"]
+			@multi.exec @callback
+			@callback.calledWith("error").should.equal true
+
 	describe "setting the password", ->
 		beforeEach ->
 			@standardOpts =