Wrap handler test in a try-finally

Author: Fan2Shrek

tests/Php85/Php85Test.php

@@ -21,9 +21,11 @@ class Php85Test extends TestCase
     public function testGetErrorHandler($expected, $handler): void
     {
         set_error_handler($handler);
-        $result = get_error_handler();
-        restore_error_handler();
-        restore_error_handler();
+        try {
+            $result = get_error_handler();
+        } finally {
+            restore_error_handler();
+        }
 
         $this->assertSame($expected, $result);
     }
@@ -39,8 +41,11 @@ public function testErrorStableReturnValue(): void
     public function testGetExceptionHandler($expected, $handler): void
     {
         set_exception_handler($handler);
-        $result = get_exception_handler();
-        restore_exception_handler();
+        try {
+            $result = get_exception_handler();
+        } finally {
+            restore_error_handler();
+        }
 
         $this->assertSame($expected, $result);
     }