Fix update resolution in osx test

.github/workflows/build.yml

@@ -59,7 +59,7 @@ jobs:
 
       - name: Rename OSX Binary
         working-directory: src/Rust/target/release
-        run: mv update updatemac
+        run: cp update updatemac
         if: ${{ matrix.os == 'macos-latest' }}
 
       - name: Build .NET

test/PathHelper.cs

@@ -1,4 +1,5 @@
 using System.Diagnostics;
+using Velopack;
 
 public static class PathHelper
 {
@@ -28,6 +29,18 @@ public static class PathHelper
     public static string GetRustAsset(params string[] names)
         => Path.Combine(new string[] { GetRustBuildOutputDir() }.Concat(names).ToArray());
 
+    public static string CopyUpdateTo(string dir)
+    {
+        var updateName = "update.exe";
+        if (VelopackRuntimeInfo.IsOSX) {
+            updateName = "update";
+        }
+        var path = GetRustAsset(updateName);
+        var newPath = Path.Combine(dir, updateName);
+        File.Copy(path, newPath);
+        return newPath;
+    }
+
     public static string GetTestRoot()
     {
         // XXX: This is an evil hack, but it's okay for a unit test

test/Velopack.Tests/UpdateManagerTests.cs

@@ -190,12 +190,9 @@ namespace Velopack.Tests
             var basePkgPath = Path.Combine(packagesDir, basePkg.OriginalFilename);
             File.Copy(basePkgFixturePath, basePkgPath);
 
-            var updateExe = PathHelper.GetRustAsset("update.exe");
+            var updateExe = PathHelper.CopyUpdateTo(packagesDir);
-            var copiedExe = Path.Combine(packagesDir, "update.exe");
-            File.Copy(updateExe, copiedExe);
-
             var locator = new TestVelopackLocator(id, fromVersion,
-                packagesDir, null, null, copiedExe, logger);
+                packagesDir, null, null, updateExe, logger);
             var um = new UpdateManager(source, logger, locator);
 
             var info = await um.CheckForUpdatesAsync();