Add tests for SqliteItemRepository.(De)SerializeImages

1 files changed, 19 insertions, 22 deletions

diff --git a/Emby.Server.Implementations/Data/SqliteItemRepository.cs b/Emby.Server.Implementations/Data/SqliteItemRepository.cs
index 28e59913c..9b558d34b 100644
--- a/Emby.Server.Implementations/Data/SqliteItemRepository.cs
+++ b/Emby.Server.Implementations/Data/SqliteItemRepository.cs
@@ -502,7 +502,7 @@ namespace Emby.Server.Implementations.Data
                     using (var saveImagesStatement = base.PrepareStatement(db, "Update TypedBaseItems set Images=@Images where guid=@Id"))
                     {
                         saveImagesStatement.TryBind("@Id", item.Id.ToByteArray());
-                        saveImagesStatement.TryBind("@Images", SerializeImages(item));
+                        saveImagesStatement.TryBind("@Images", SerializeImages(item.ImageInfos));
 
                         saveImagesStatement.MoveNext();
                     }
@@ -898,7 +898,7 @@ namespace Emby.Server.Implementations.Data
             saveItemStatement.TryBind("@Tagline", item.Tagline);
 
             saveItemStatement.TryBind("@ProviderIds", SerializeProviderIds(item));
-            saveItemStatement.TryBind("@Images", SerializeImages(item));
+            saveItemStatement.TryBind("@Images", SerializeImages(item.ImageInfos));
 
             if (item.ProductionLocations.Length > 0)
             {
@@ -1020,10 +1020,8 @@ namespace Emby.Server.Implementations.Data
             }
         }
 
-        private string SerializeImages(BaseItem item)
+        internal string SerializeImages(ItemImageInfo[] images)
         {
-            var images = item.ImageInfos;
-
             if (images.Length == 0)
             {
                 return null;
@@ -1045,16 +1043,11 @@ namespace Emby.Server.Implementations.Data
             return str.ToString();
         }
 
-        private void DeserializeImages(string value, BaseItem item)
+        internal ItemImageInfo[] DeserializeImages(string value)
         {
             if (string.IsNullOrWhiteSpace(value))
             {
-                return;
-            }
-
-            if (item.ImageInfos.Length > 0)
-            {
-                return;
+                return Array.Empty<ItemImageInfo>();
             }
 
             var parts = value.Split('|' , StringSplitOptions.RemoveEmptyEntries);
@@ -1069,15 +1062,14 @@ namespace Emby.Server.Implementations.Data
                 }
             }
 
-            item.ImageInfos = list.ToArray();
+            return list.ToArray();
         }
 
-        public void AppendItemImageInfo(StringBuilder bldr, ItemImageInfo image)
+        private void AppendItemImageInfo(StringBuilder bldr, ItemImageInfo image)
         {
             const char Delimiter = '*';
 
             var path = image.Path ?? string.Empty;
-            var hash = image.BlurHash ?? string.Empty;
 
             bldr.Append(GetPathToSave(path))
                 .Append(Delimiter)
@@ -1087,11 +1079,16 @@ namespace Emby.Server.Implementations.Data
                 .Append(Delimiter)
                 .Append(image.Width)
                 .Append(Delimiter)
-                .Append(image.Height)
-                .Append(Delimiter)
-                // Replace delimiters with other characters.
-                // This can be removed when we migrate to a proper DB.
-                .Append(hash.Replace('*', '/').Replace('|', '\\'));
+                .Append(image.Height);
+
+            var hash = image.BlurHash;
+            if (!string.IsNullOrEmpty(hash))
+            {
+                bldr.Append(Delimiter)
+                    // Replace delimiters with other characters.
+                    // This can be removed when we migrate to a proper DB.
+                    .Append(hash.Replace('*', '/').Replace('|', '\\'));
+            }
         }
 
         public ItemImageInfo ItemImageInfoFromValueString(string value)
@@ -1797,11 +1794,11 @@ namespace Emby.Server.Implementations.Data
 
             index++;
 
-            if (query.DtoOptions.EnableImages)
+            if (query.DtoOptions.EnableImages && item.ImageInfos.Length == 0)
             {
                 if (!reader.IsDBNull(index))
                 {
-                    DeserializeImages(reader.GetString(index), item);
+                    item.ImageInfos = DeserializeImages(reader.GetString(index));
                 }
 
                 index++;