Fix timing precision issues in delay tests on Windows (#72)

Author: Copilot

tests/Integration/MockingIntegrationTest.php

@@ -229,7 +229,8 @@ public function test_fake_with_delay(): void
         $response = get('https://api.example.com/slow');
         $duration = (microtime(true) - $start) * 1000;
 
-        $this->assertGreaterThanOrEqual(50, $duration);
+        // Allow 2ms tolerance for timer precision issues on Windows
+        $this->assertGreaterThanOrEqual(48, $duration);
         $this->assertSame('Done', $response->body());
     }
 

tests/Unit/Testing/MockResponseTest.php

@@ -54,7 +54,8 @@ public function test_executes_response_with_delay(): void
         $executed = $response->execute();
         $duration = (microtime(true) - $start) * 1000; // Convert to milliseconds
 
-        $this->assertGreaterThanOrEqual(10, $duration);
+        // Allow 2ms tolerance for timer precision issues on Windows
+        $this->assertGreaterThanOrEqual(8, $duration);
         $this->assertSame(200, $executed->status());
         $this->assertSame('Test', $executed->body());
     }