Fixes tests, ensures we null check when generating hashes for items in a collection

2017-04-30 19:14:36 +10:00
parent ea14170272
commit d64fa7f92d
3 changed files with 8 additions and 2 deletions
@@ -44,6 +44,7 @@ namespace Umbraco.Core
                int hash = 0;
                foreach (var item in list)
                {
+                    if (item == null) continue;
                    hash = 31 * hash + item.GetHashCode();
                }
                return hash;
@@ -57,6 +58,7 @@ namespace Umbraco.Core
                int hash = 0;
                foreach (var item in list)
                {
+                    if (item == null) continue;
                    hash = 31 * hash + item.GetHashCode();
                }
                return hash;
@@ -77,6 +79,7 @@ namespace Umbraco.Core
                int count = 0;
                foreach (var item in list)
                {
+                    if (item == null) continue;
                    hash += item.GetHashCode();
                    count++;
                }