tests: compatible with PHP 8.0

Author: dg

tests/PhpGenerator/ClassType.from.phpt

@@ -11,7 +11,7 @@ use Nette\PhpGenerator\Factory;
 
 
 require __DIR__ . '/../bootstrap.php';
-require __DIR__ . '/fixtures/classes.php';
+@require __DIR__ . '/fixtures/classes.php'; // triggers error 'Required parameter $c follows optional parameter $a'
 
 $res[] = ClassType::from(Abc\Interface1::class);
 $res[] = ClassType::from(Abc\Interface2::class);

tests/PhpGenerator/Dumper.dump().phpt

@@ -47,8 +47,8 @@ Assert::same("['a']", $dumper->dump(['a']));
 Assert::same("[2 => 'a']", $dumper->dump([2 => 'a']));
 Assert::same("[2 => 'a', 'b']", $dumper->dump([2 => 'a', 'b']));
 Assert::same("[-2 => 'a', -1 => 'b']", $dumper->dump([-2 => 'a', -1 => 'b']));
-Assert::same("[-2 => 'a', 0 => 'b']", $dumper->dump([-2 => 'a', 'b']));
-Assert::same("[0 => 'a', -2 => 'b', 1 => 'c']", $dumper->dump(['a', -2 => 'b', 'c']));
+Assert::same("[-2 => 'a', 0 => 'b']", $dumper->dump([-2 => 'a', 0 => 'b']));
+Assert::same("[0 => 'a', -2 => 'b', 1 => 'c']", $dumper->dump(['a', -2 => 'b', 1 => 'c']));
 
 $dumper->wrapLength = 100;
 same("[