Add UpdateViewModel tests

StabilityMatrix.Tests/Avalonia/UpdateViewModelTests.cs

@@ -0,0 +1,55 @@
+using Semver;
+using StabilityMatrix.Avalonia.ViewModels.Dialogs;
+
+namespace StabilityMatrix.Tests.Avalonia;
+
+[TestClass]
+public class UpdateViewModelTests
+{
+    [TestMethod]
+    public void FormatChangelogTest()
+    {
+        // Arrange
+        const string markdown = """
+                                # Changelog
+
+                                All notable changes to Stability Matrix will be documented in this file.
+
+                                The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
+                                and this project adheres to [Semantic Versioning 2.0](https://semver.org/spec/v2.0.0.html).
+
+                                ## v2.4.6
+                                ### Added
+                                - Stuff
+                                ### Changed
+                                - Things
+
+                                ## v2.4.5
+                                ### Fixed
+                                - Fixed bug
+
+                                ## v2.4.4
+                                ### Changed
+                                - Changed stuff
+                                """;
+
+        // Act
+        var result = UpdateViewModel.FormatChangelog(markdown, SemVersion.Parse("2.4.5"));
+        var resultPre = UpdateViewModel.FormatChangelog(
+            markdown,
+            SemVersion.Parse("2.4.5-pre.1+1a7b4e4")
+        );
+
+        // Assert
+        const string expected = """
+                                ## v2.4.6
+                                ### Added
+                                - Stuff
+                                ### Changed
+                                - Things
+                                """;
+
+        Assert.AreEqual(expected, result);
+        Assert.AreEqual(expected, resultPre);
+    }
+}

StabilityMatrix.Tests/ReparsePoints/JunctionTests.cs

@@ -1,12 +1,13 @@
 using System.Runtime.InteropServices;
+using System.Runtime.Versioning;
 using StabilityMatrix.Core.ReparsePoints;
 
 namespace StabilityMatrix.Tests.ReparsePoints;
 
 using System.IO;
 
-
 [TestClass]
+[SupportedOSPlatform("windows")]
 public class JunctionTest
 {
     private string tempFolder = string.Empty;
@@ -28,7 +29,8 @@ public class JunctionTest
     [TestCleanup]
     public void Cleanup()
     {
-        if (string.IsNullOrEmpty(tempFolder)) return;
+        if (string.IsNullOrEmpty(tempFolder))
+            return;
         TempFiles.DeleteDirectory(tempFolder);
     }
 
@@ -56,28 +58,38 @@ public class JunctionTest
         File.Create(Path.Combine(targetFolder, "AFile")).Close();
 
         // Verify behavior before junction point created.
-        Assert.IsFalse(File.Exists(Path.Combine(junctionPoint, "AFile")),
-            "File should not be located until junction point created.");
+        Assert.IsFalse(
+            File.Exists(Path.Combine(junctionPoint, "AFile")),
+            "File should not be located until junction point created."
+        );
 
         Assert.IsFalse(Junction.Exists(junctionPoint), "Junction point not created yet.");
 
         // Create junction point and confirm its properties.
-        Junction.Create(junctionPoint, targetFolder, false /*don't overwrite*/);
+        Junction.Create(
+            junctionPoint,
+            targetFolder,
+            false /*don't overwrite*/
+        );
 
         Assert.IsTrue(Junction.Exists(junctionPoint), "Junction point exists now.");
 
         Assert.AreEqual(targetFolder, Junction.GetTarget(junctionPoint));
 
-        Assert.IsTrue(File.Exists(Path.Combine(junctionPoint, "AFile")),
-            "File should be accessible via the junction point.");
+        Assert.IsTrue(
+            File.Exists(Path.Combine(junctionPoint, "AFile")),
+            "File should be accessible via the junction point."
+        );
 
         // Delete junction point.
         Junction.Delete(junctionPoint);
 
         Assert.IsFalse(Junction.Exists(junctionPoint), "Junction point should not exist now.");
 
-        Assert.IsFalse(File.Exists(Path.Combine(junctionPoint, "AFile")),
-            "File should not be located after junction point deleted.");
+        Assert.IsFalse(
+            File.Exists(Path.Combine(junctionPoint, "AFile")),
+            "File should not be located after junction point deleted."
+        );
 
         Assert.IsFalse(Directory.Exists(junctionPoint), "Ensure directory was deleted too.");
 
@@ -86,7 +98,10 @@ public class JunctionTest
     }
 
     [TestMethod]
-    [ExpectedException(typeof(IOException), "Directory already exists and overwrite parameter is false.")]
+    [ExpectedException(
+        typeof(IOException),
+        "Directory already exists and overwrite parameter is false."
+    )]
     public void Create_ThrowsIfOverwriteNotSpecifiedAndDirectoryExists()
     {
         var targetFolder = Path.Combine(tempFolder, "ADirectory");