Add tests for changed ipv4 behavior

Author: ravage84

test/Faker/Provider/InternetTest.php

@@ -108,6 +108,16 @@ public function testIpv4()
         $this->assertNotFalse(filter_var($this->faker->ipv4(), FILTER_VALIDATE_IP, FILTER_FLAG_IPV4));
     }
 
+    public function testIpv4NotLocalNetwork()
+    {
+        $this->assertNotEquals('1.0.0.0', long2ip(ip2long($this->faker->ipv4()) & (-1 << (32 - 8))));
+    }
+
+    public function testIpv4NotBroadcast()
+    {
+        $this->assertNotEquals('255.255.255.255', $this->faker->ipv4());
+    }
+
     public function testIpv6()
     {
         $this->assertNotFalse(filter_var($this->faker->ipv6(), FILTER_VALIDATE_IP, FILTER_FLAG_IPV6));