Fix timeout testing

Codeforces.Test/Tests.cs

@@ -1,16 +1,14 @@
-using System.Collections;
-
 namespace Codeforces.Test;
 
 public class Tests
 {
-	[Fact(Timeout = 30000)]
-	public void TestText()
+	[Fact(Timeout = 5000)]
+	public async Task TestFromText()
 	{
 		IOTester.Start();
 		string[] input =
-        [
-            "5",
+		[
+			"5",
 			"256 42",
 			"1000 1000",
 			"-1000 1000",
@@ -19,10 +17,10 @@ public class Tests
 		];
 
 		IOTester.SetInput(input);
-		Program.Main();
+		await Task.Run(Program.Main);
 		string[] expected =
-        [
-            "298",
+		[
+			"298",
 			"2000",
 			"0",
 			"0",
@@ -32,33 +30,18 @@ public class Tests
 		Assert.Equal(expected, actual);
 	}
 
-	[Theory(Timeout = 30000)]
+	[Theory(Timeout = 5000)]
 	[ClassData(typeof(FileNameGenerator))]
-	public void TestIO(string input, string output)
+	public async Task TestFromFiles(string input, string output)
 	{
 		IOTester.Start();
 		var lines = File.ReadLines(input);
 		IOTester.SetInput(lines.ToArray());
 
-		Program.Main();
+		await Task.Run(Program.Main);
 
 		var expectedOutput = File.ReadLines(output);
 		var actualOutput = IOTester.GetOutputLines();
 		Assert.Equal(expectedOutput, actualOutput);
 	}
-}
-public class FileNameGenerator : IEnumerable<object[]>
-{
-	private readonly string inputFolder = @"../../../Input";
-	public IEnumerator<object[]> GetEnumerator()
-	{
-		foreach (var input in Directory.GetFiles(inputFolder))
-		{
-			string name = Path.GetFileName(input);
-			string output = $"../../../Output/{name}.a";
-			yield return new object[] { input, output };
-		}
-	}
-
-	IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();
 }

Codeforces.Test/Usings.cs

@@ -1,2 +1 @@
-global using Xunit;
-global using Codeforces;
+global using Xunit;