fix: TypeError in greater_than

Author: kenjis

system/Validation/StrictRules/Rules.php

@@ -71,10 +71,14 @@ public function exact_length($str, string $val): bool
     /**
      * Greater than
      *
-     * @param mixed $str
+     * @param mixed $str expects int|string
      */
     public function greater_than($str, string $min): bool
     {
+        if (is_int($str)) {
+            $str = (string) $str;
+        }
+
         return $this->nonStrictRules->greater_than($str, $min);
     }
 

tests/system/Validation/StrictRules/RulesTest.php

@@ -106,4 +106,27 @@ public function provideGreaterThanEqualStrict(): Generator
             [-1, '0', false],
         ];
     }
+
+    /**
+     * @dataProvider provideGreaterThanStrict
+     *
+     * @param int $value
+     */
+    public function testGreaterThanStrict($value, string $param, bool $expected): void
+    {
+        $this->validation->setRules(['foo' => "greater_than[{$param}]"]);
+
+        $data = ['foo' => $value];
+        $this->assertSame($expected, $this->validation->run($data));
+    }
+
+    public function provideGreaterThanStrict(): Generator
+    {
+        yield from [
+            [-10, '-11', true],
+            [10, '9', true],
+            [10, '10', false],
+            [10, 'a', false],
+        ];
+    }
 }