Rename FileTester to Tools and allow testing of single Streams.

src/test/Syroot.Worms.Armageddon.ProjectX.Test/LibraryTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.Armageddon.ProjectX
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadLibraries() => FileTester.Run<Library>(Game.Armageddon, "*.pxl");
+        public void LoadLibraries() => Tools.TestFiles<Library>(Game.Armageddon, "*.pxl");
     }
 }

src/test/Syroot.Worms.Armageddon.ProjectX.Test/SchemeTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.Armageddon.ProjectX
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadSchemes() => FileTester.Run<Scheme>(Game.Armageddon, "*.pxs");
+        public void LoadSchemes() => Tools.TestFiles<Scheme>(Game.Armageddon, "*.pxs");
     }
 }

src/test/Syroot.Worms.Armageddon.Test/GeneratedMapTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.Armageddon
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadGeneratedMaps() => FileTester.Run<GeneratedMap>(Game.Armageddon | Game.WorldParty, "*.lev");
+        public void LoadGeneratedMaps() => Tools.TestFiles<GeneratedMap>(Game.Armageddon | Game.WorldParty, "*.lev");
     }
 }

src/test/Syroot.Worms.Armageddon.Test/LandDataTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.Armageddon
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadLandData() => FileTester.Run<LandData>(Game.Armageddon, "land.dat");
+        public void LoadLandData() => Tools.TestFiles<LandData>(Game.Armageddon, "land.dat");
     }
 }

src/test/Syroot.Worms.Armageddon.Test/TeamContainerTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.Armageddon
         /// Tests all files found in the test directory.
         /// </summary>
         [TestMethod]
-        public void LoadTeamContainers() => FileTester.Run<TeamContainer>(Game.Test, "*.wgt");
+        public void LoadTeamContainers() => Tools.TestFiles<TeamContainer>(Game.Test, "*.wgt");
     }
 }

src/test/Syroot.Worms.Test/ArchiveTests.cs

@@ -15,6 +15,6 @@ namespace Syroot.Worms.Test
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadArchives() => FileTester.Run<Archive>(Game.Team17, "*.dir");
+        public void LoadArchives() => Tools.TestFiles<Archive>(Game.Team17, "*.dir");
     }
 }

src/test/Syroot.Worms.Test/Core/Tools.cs

@@ -11,7 +11,7 @@ namespace Syroot.Worms.Test.Core
     /// <summary>
     /// Represents methods helping in executing file-based tests.
     /// </summary>
-    public static class FileTester
+    public static class Tools
     {
         // ---- CONSTANTS ----------------------------------------------------------------------------------------------
 
@@ -27,6 +27,40 @@ namespace Syroot.Worms.Test.Core
 
         // ---- METHODS (PUBLIC) ---------------------------------------------------------------------------------------
 
+        /// <summary>
+        /// Loads, saves, reloads, and compares the data in the given <paramref name="stream"/>, as long as each
+        /// operation is supported.
+        /// </summary>
+        /// <typeparam name="T">The type of the data to load.</typeparam>
+        /// <param name="name">Name logged to output.</param>
+        /// <param name="stream"><see cref="Stream"/> storing the raw data to load.</param>
+        public static void TestStream<T>(string name, Stream stream) where T : ILoadable, new()
+        {
+            Debug.Write($"\"{name}\" load");
+            T instance = new T();
+            instance.Load(stream);
+
+            if (instance is ISaveable saveable)
+            {
+                Debug.Write($" save");
+                using MemoryStream newStream = new MemoryStream();
+                saveable.Save(newStream);
+
+                Debug.Write($" reload");
+                newStream.Position = 0;
+                T newInstance = new T();
+                newInstance.Load(newStream);
+
+                if (instance is IEquatable<T> equatable)
+                {
+                    Debug.Write($" compare");
+                    Assert.IsTrue(((IEquatable<T>)newInstance).Equals(equatable));
+                }
+            }
+
+            Debug.WriteLine($" OK");
+        }
+
         /// <summary>
         /// Loads, saves, reloads, and compares the files found with the given <paramref name="wildcard"/>, as long as
         /// each operation is supported. Excludes file names specified in the optional array
@@ -36,40 +70,21 @@ namespace Syroot.Worms.Test.Core
         /// <param name="games">The games to test.</param>
         /// <param name="wildcard">The wildcard to match.</param>
         /// <param name="excludedFiles">Optionally, the files to exclude.</param>
-        public static void Run<T>(Game games, string wildcard, string[] excludedFiles = null)
-            where T : ILoadableFile, new()
+        public static void TestFiles<T>(Game games, string wildcard, string[] excludedFiles = null)
+            where T : ILoadable, new()
         {
             foreach (string fileName in FindFiles(games, wildcard))
             {
                 if (excludedFiles?.Contains(Path.GetFileName(fileName), StringComparer.OrdinalIgnoreCase) == true)
                 {
-                    Debug.WriteLine($"Skipping {fileName}");
-                    continue;
+                    Debug.WriteLine($"\"{fileName}\" skipped");
                 }
-
-                Debug.Write($"\"{fileName}\" load");
-                T instance = new T();
-                instance.Load(fileName);
-
-                if (instance is ISaveableFile saveable)
+                else
                 {
-                    Debug.Write($" save");
-                    using MemoryStream stream = new MemoryStream();
-                    saveable.Save(stream);
-
-                    Debug.Write($" reload");
-                    stream.Position = 0;
-                    T newInstance = new T();
-                    newInstance.Load(stream);
-
-                    if (instance is IEquatable<T> equatable)
-                    {
-                        Debug.Write($" compare");
-                        Assert.IsTrue(((IEquatable<T>)newInstance).Equals(equatable));
+                    using FileStream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read);
+                    TestStream<T>(fileName, stream);
                 }
             }
-                Debug.WriteLine($" OK");
-            }
         }
 
         // ---- METHODS (PRIVATE) --------------------------------------------------------------------------------------

src/test/Syroot.Worms.Test/ImageTests.cs

@@ -15,6 +15,6 @@ namespace Syroot.Worms.Test
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadImages() => FileTester.Run<Img>(Game.All, "*.img");
+        public void LoadImages() => Tools.TestFiles<Img>(Game.All, "*.img");
     }
 }

src/test/Syroot.Worms.Test/PaletteTests.cs

@@ -17,7 +17,7 @@ namespace Syroot.Worms.Test
         [TestMethod]
         public void LoadPalettes()
         {
-            FileTester.Run<RiffPalette>(Game.Team17, "*.pal", new string[]
+            Tools.TestFiles<RiffPalette>(Game.Team17, "*.pal", new string[]
             {
                 "wwp.pal", // Contains 4 bytes of trash after the data chunk.
                 "wwpmaped.pal" // Contains 4 bytes of trash after the data chunk.

src/test/Syroot.Worms.WorldParty.Test/LandDataTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.WorldParty
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadLandData() => FileTester.Run<LandData>(Game.WorldParty, "land.dat");
+        public void LoadLandData() => Tools.TestFiles<LandData>(Game.WorldParty, "land.dat");
     }
 }

src/test/Syroot.Worms.WorldParty.Test/TeamContainerTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.WorldParty
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadTeamContainers() => FileTester.Run<TeamContainer>(Game.WorldParty, "*.wwp");
+        public void LoadTeamContainers() => Tools.TestFiles<TeamContainer>(Game.WorldParty, "*.wwp");
     }
 }

src/test/Syroot.Worms.Worms2.Test/LandDataTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.Worms2
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadLandData() => FileTester.Run<LandData>(Game.Worms2, "land.dat");
+        public void LoadLandData() => Tools.TestFiles<LandData>(Game.Worms2, "land.dat");
     }
 }

src/test/Syroot.Worms.Worms2.Test/SchemeOptionsTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.Worms2
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadSchemeOptions() => FileTester.Run<SchemeOptions>(Game.Worms2, "*.opt");
+        public void LoadSchemeOptions() => Tools.TestFiles<SchemeOptions>(Game.Worms2, "*.opt");
     }
 }

src/test/Syroot.Worms.Worms2.Test/SchemeWeaponsTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.Worms2
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadSchemeWeapons() => FileTester.Run<SchemeWeapons>(Game.Worms2, "*.wep");
+        public void LoadSchemeWeapons() => Tools.TestFiles<SchemeWeapons>(Game.Worms2, "*.wep");
     }
 }

src/test/Syroot.Worms.Worms2.Test/TeamContainerTests.cs

@@ -16,6 +16,6 @@ namespace Syroot.Worms.Test.Worms2
         /// Loads all files found in any game directories.
         /// </summary>
         [TestMethod]
-        public void LoadTeamContainers() => FileTester.Run<TeamContainer>(Game.Worms2, "*.st1");
+        public void LoadTeamContainers() => Tools.TestFiles<TeamContainer>(Game.Worms2, "*.st1");
     }
 }