Add numeric tests

Author: MGatner

tests/EntityTest.php

@@ -37,4 +37,20 @@ public function ipAddressProvider(): array
             [null, null, null],
         ];
     }
+
+    public function testIpAddressHandlesStrings(): void
+    {
+        $visit = new Visit();
+        $visit->setAttributes([
+            'ip_address' => '2130706433',
+        ]);
+
+        $result = $visit->getIpAddress();
+        $this->assertSame('127.0.0.1', $result);
+
+        $visit->setAttributes([
+            'ip_address' => 'foo',
+        ]);
+        $this->assertNull($visit->getIpAddress());
+    }
 }