Add test for Ipv4Addr methods in a const context

Author: CDirkx

src/test/ui/consts/std/net/ipv4.rs

@@ -0,0 +1,41 @@
+// run-pass
+
+#![feature(ip)]
+#![feature(const_ipv4)]
+
+use std::net::Ipv4Addr;
+
+fn main() {
+    const IP_ADDRESS: Ipv4Addr = Ipv4Addr::new(127, 0, 0, 1);
+    assert_eq!(IP_ADDRESS, Ipv4Addr::LOCALHOST);
+
+    const OCTETS: [u8; 4] = IP_ADDRESS.octets();
+    assert_eq!(OCTETS, [127, 0, 0, 1]);
+
+    const IS_UNSPECIFIED : bool = IP_ADDRESS.is_unspecified();
+    assert!(!IS_UNSPECIFIED);
+
+    const IS_LOOPBACK : bool = IP_ADDRESS.is_loopback();
+    assert!(IS_LOOPBACK);
+
+    const IS_PRIVATE : bool = IP_ADDRESS.is_private();
+    assert!(!IS_PRIVATE);
+
+    const IS_LINK_LOCAL : bool = IP_ADDRESS.is_link_local();
+    assert!(!IS_LINK_LOCAL);
+
+    const IS_SHARED : bool = IP_ADDRESS.is_shared();
+    assert!(!IS_SHARED);
+
+    const IS_IETF_PROTOCOL_ASSIGNMENT : bool = IP_ADDRESS.is_ietf_protocol_assignment();
+    assert!(!IS_IETF_PROTOCOL_ASSIGNMENT);
+
+    const IS_BENCHMARKING : bool = IP_ADDRESS.is_benchmarking();
+    assert!(!IS_BENCHMARKING);
+
+    const IS_MULTICAST : bool = IP_ADDRESS.is_multicast();
+    assert!(!IS_MULTICAST);
+
+    const IS_DOCUMENTATION : bool = IP_ADDRESS.is_documentation();
+    assert!(!IS_DOCUMENTATION);
+}