Add regression test for PluginManager.SaveManifest

Emby.Server.Implementations/Plugins/PluginManager.cs

@@ -519,7 +519,7 @@ namespace Emby.Server.Implementations.Plugins
             return _plugins.Remove(plugin);
         }
 
-        private LocalPlugin LoadManifest(string dir)
+        internal LocalPlugin LoadManifest(string dir)
         {
             Version? version;
             PluginManifest? manifest = null;

tests/Jellyfin.Server.Implementations.Tests/Plugins/PluginManagerTests.cs

@@ -0,0 +1,45 @@
+using System;
+using System.IO;
+using Emby.Server.Implementations.Plugins;
+using MediaBrowser.Common.Plugins;
+using Microsoft.Extensions.Logging.Abstractions;
+using Xunit;
+
+namespace Jellyfin.Server.Implementations.Tests.Plugins
+{
+    public class PluginManagerTests
+    {
+        private static readonly string _testPathRoot = Path.Combine(Path.GetTempPath(), "jellyfin-test-data");
+
+        [Fact]
+        public void SaveManifest_RoundTrip_Success()
+        {
+            var pluginManager = new PluginManager(new NullLogger<PluginManager>(), null!, null!, null!, new Version(1, 0));
+            var manifest = new PluginManifest()
+            {
+                Version = "1.0"
+            };
+
+            var tempPath = Path.Combine(_testPathRoot, "manifest-" + Path.GetRandomFileName());
+            Directory.CreateDirectory(tempPath);
+
+            Assert.True(pluginManager.SaveManifest(manifest, tempPath));
+
+            var res = pluginManager.LoadManifest(tempPath);
+
+            Assert.Equal(manifest.Category, res.Manifest.Category);
+            Assert.Equal(manifest.Changelog, res.Manifest.Changelog);
+            Assert.Equal(manifest.Description, res.Manifest.Description);
+            Assert.Equal(manifest.Id, res.Manifest.Id);
+            Assert.Equal(manifest.Name, res.Manifest.Name);
+            Assert.Equal(manifest.Overview, res.Manifest.Overview);
+            Assert.Equal(manifest.Owner, res.Manifest.Owner);
+            Assert.Equal(manifest.TargetAbi, res.Manifest.TargetAbi);
+            Assert.Equal(manifest.Timestamp, res.Manifest.Timestamp);
+            Assert.Equal(manifest.Version, res.Manifest.Version);
+            Assert.Equal(manifest.Status, res.Manifest.Status);
+            Assert.Equal(manifest.AutoUpdate, res.Manifest.AutoUpdate);
+            Assert.Equal(manifest.ImagePath, res.Manifest.ImagePath);
+        }
+    }
+}