Fixed test cases (#7643)

Author: limingxinleo

src/Concerns/ValidatesAttributes.php

@@ -108,7 +108,11 @@ public function validateActiveUrl(string $attribute, $value): bool
 
         if ($url = parse_url($value, PHP_URL_HOST)) {
             try {
-                return count(dns_get_record($url . '.', DNS_A | DNS_AAAA)) > 0;
+                $records = dns_get_record($url . '.', DNS_A | DNS_AAAA);
+                if (! $records) {
+                    return false;
+                }
+                return count($records) > 0;
             } catch (Exception) {
                 return false;
             }

src/Rules/ArrayRule.php

@@ -30,7 +30,7 @@ public function __construct(
         $this->keys = is_array($keys) ? $keys : func_get_args();
     }
 
-    public function __toString()
+    public function __toString(): string
     {
         if (empty($this->keys)) {
             return 'array';

src/Rules/ExcludeIf.php

@@ -36,10 +36,8 @@ public function __construct($condition)
 
     /**
      * Convert the rule to a validation string.
-     *
-     * @return string
      */
-    public function __toString()
+    public function __toString(): string
     {
         if (is_callable($this->condition)) {
             return call_user_func($this->condition) ? 'exclude' : '';

src/Rules/ProhibitedIf.php

@@ -38,10 +38,8 @@ public function __construct($condition)
 
     /**
      * Convert the rule to a validation string.
-     *
-     * @return string
      */
-    public function __toString()
+    public function __toString(): string
     {
         if (is_callable($this->condition)) {
             return call_user_func($this->condition) ? 'prohibited' : '';

tests/Cases/ValidateAttributesTest.php

@@ -125,7 +125,7 @@ public function __toString(): string
             }
         }));
 
-        $this->assertTrue($validator->validateJson('', new class {
+        $this->assertTrue($validator->validateJson('', new class implements Stringable {
             public function __toString(): string
             {
                 return json_encode(['foo' => 'bar'], JSON_UNESCAPED_UNICODE);

tests/Cases/ValidationValidatorTest.php

@@ -37,6 +37,7 @@
 use PHPUnit\Framework\Attributes\DataProvider;
 use PHPUnit\Framework\TestCase;
 use SplFileInfo;
+use Stringable;
 
 /**
  * @internal
@@ -2856,16 +2857,16 @@ public function testValidateEmail()
         $v = new Validator($trans, ['x' => ['not a string']], ['x' => 'Email']);
         $this->assertFalse($v->passes());
 
-        $v = new Validator($trans, ['x' => new class {
-            public function __toString()
+        $v = new Validator($trans, ['x' => new class implements Stringable {
+            public function __toString(): string
             {
                 return 'aslsdlks';
             }
         }], ['x' => 'Email']);
         $this->assertFalse($v->passes());
 
-        $v = new Validator($trans, ['x' => new class {
-            public function __toString()
+        $v = new Validator($trans, ['x' => new class implements Stringable {
+            public function __toString(): string
             {
                 return '[email protected]';
             }