From b1839e9d70dd16a437733bb6d02ce52a8c715a21 Mon Sep 17 00:00:00 2001
From: thefringeninja <joao.paul@braganca.name>
Date: Wed, 2 May 2018 14:06:41 +0200
Subject: [PATCH 1/2] failing test

---
 ...qlStreamStoreAcceptanceTests.ReadStream.cs | 20 +++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/src/SqlStreamStore.AcceptanceTests/SqlStreamStoreAcceptanceTests.ReadStream.cs b/src/SqlStreamStore.AcceptanceTests/SqlStreamStoreAcceptanceTests.ReadStream.cs
index 49677595e..25579446d 100644
--- a/src/SqlStreamStore.AcceptanceTests/SqlStreamStoreAcceptanceTests.ReadStream.cs
+++ b/src/SqlStreamStore.AcceptanceTests/SqlStreamStoreAcceptanceTests.ReadStream.cs
@@ -1,5 +1,6 @@
 namespace SqlStreamStore
 {
+    using System;
     using System.Collections.Generic;
     using System.Linq;
     using System.Threading.Tasks;
@@ -380,6 +381,25 @@ public async Task When_read_deleted_stream_backwards_then_should_get_StreamNotFo
             }
         }
 
+        [Theory, InlineData(0), InlineData(1)]
+        public async Task Can_read_stream_backwards_starting_past_end_of_stream(int fromVersionInclusive)
+        {
+            using(var fixture = GetFixture())
+            {
+                using(var store = await fixture.GetStreamStore())
+                {
+                    await store.AppendToStream("stream-1", ExpectedVersion.NoStream, Array.Empty<NewStreamMessage>());
+
+                    var streamMessagesPage =
+                        await store.ReadStreamBackwards("stream-1", fromVersionInclusive, 1);
+
+                    streamMessagesPage.Status.ShouldBe(PageReadStatus.Success);
+                    streamMessagesPage.Messages.Length.ShouldBe(0);
+                    streamMessagesPage.IsEnd.ShouldBeTrue();
+                }
+            }
+        }
+
         // ReSharper disable once UnusedMethodReturnValue.Global
         public static IEnumerable<object[]> GetReadStreamForwardsTheories()
         {

From df31f2dce39ddf09b2f81db66a52a47878d9bcc3 Mon Sep 17 00:00:00 2001
From: thefringeninja <joao.paul@braganca.name>
Date: Wed, 2 May 2018 14:11:11 +0200
Subject: [PATCH 2/2] fixed ArgumentOutOfRangeException in InMemoryStreamStore
 implementation

---
 src/SqlStreamStore/InMemory/InMemoryStreamStore.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/SqlStreamStore/InMemory/InMemoryStreamStore.cs b/src/SqlStreamStore/InMemory/InMemoryStreamStore.cs
index 45d7d6856..b51ff77b3 100644
--- a/src/SqlStreamStore/InMemory/InMemoryStreamStore.cs
+++ b/src/SqlStreamStore/InMemory/InMemoryStreamStore.cs
@@ -589,7 +589,7 @@ protected override Task<ReadStreamPage> ReadStreamBackwardsInternal(
 
                 var messages = new List<StreamMessage>();
                 var i = fromVersionInclusive == StreamVersion.End ? stream.Messages.Count - 1 : fromVersionInclusive;
-                while (i >= 0 && count > 0)
+                while (i < stream.Messages.Count && i >= 0 && count > 0)
                 {
                     var inMemorymessage = stream.Messages[i];
                     StreamMessage message;