Tests: Use Assert.EnterMultipleScope instead of Assert.Multiple

Tests/UnitTests/DocumentTests/Utils.cs

@@ -4,10 +4,13 @@ using NReco.PdfRenderer;
 using System.Text.RegularExpressions;
 
 namespace Tests.UnitTests.DocumentTests {
-    public static class Utils {
+    public static partial class Utils {
 
         private static readonly string FileName = Path.Combine(Path.GetTempPath(), "test_document.pdf");
 
+        [GeneratedRegex(@"\s{2,}")]
+        private static partial Regex WideSpaces();
+
         public static async Task<string> GeneratePdfText(Document doc, bool preserveLayout = false) {
             using (var ctx = new AppDbContext()) {
                 await doc.Generate(ctx);
@@ -22,11 +25,10 @@ namespace Tests.UnitTests.DocumentTests {
         }
 
         public static string[][] ExtractTable(string text) {
-            return text.Split('\n')
-                .Select(row => Regex.Split(row, @"\s{2,}").Select(c => c.Trim()).Where(c => c.Length > 0).ToArray())
+            return [.. text.Split('\n')
+                .Select(row => WideSpaces().Split(row).Select(c => c.Trim()).Where(c => c.Length > 0).ToArray())
                 .Where(row => row.Length >= 3)
-                .Skip(1)
-                .ToArray();
+                .Skip(1)];
         }
     }
 }