1 files changed, 57 insertions, 0 deletions
diff --git a/ctr-std/src/net/test.rs b/ctr-std/src/net/test.rs
new file mode 100644
index 0000000..aec3d90
--- /dev/null
+++ b/ctr-std/src/net/test.rs
@@ -0,0 +1,57 @@
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+#![allow(warnings)] // not used on emscripten
+
+use env;
+use net::{SocketAddr, SocketAddrV4, SocketAddrV6, Ipv4Addr, Ipv6Addr, ToSocketAddrs};
+use sync::atomic::{AtomicUsize, Ordering};
+
+static PORT: AtomicUsize = AtomicUsize::new(0);
+
+pub fn next_test_ip4() -> SocketAddr {
+    let port = PORT.fetch_add(1, Ordering::SeqCst) as u16 + base_port();
+    SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), port))
+}
+
+pub fn next_test_ip6() -> SocketAddr {
+    let port = PORT.fetch_add(1, Ordering::SeqCst) as u16 + base_port();
+    SocketAddr::V6(SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1),
+                                     port, 0, 0))
+}
+
+pub fn sa4(a: Ipv4Addr, p: u16) -> SocketAddr {
+    SocketAddr::V4(SocketAddrV4::new(a, p))
+}
+
+pub fn sa6(a: Ipv6Addr, p: u16) -> SocketAddr {
+    SocketAddr::V6(SocketAddrV6::new(a, p, 0, 0))
+}
+
+pub fn tsa<A: ToSocketAddrs>(a: A) -> Result<Vec<SocketAddr>, String> {
+    match a.to_socket_addrs() {
+        Ok(a) => Ok(a.collect()),
+        Err(e) => Err(e.to_string()),
+    }
+}
+
+// The bots run multiple builds at the same time, and these builds
+// all want to use ports. This function figures out which workspace
+// it is running in and assigns a port range based on it.
+fn base_port() -> u16 {
+    let cwd = env::current_dir().unwrap();
+    let dirs = ["32-opt", "32-nopt",
+                "musl-64-opt", "cross-opt",
+                "64-opt", "64-nopt", "64-opt-vg", "64-debug-opt",
+                "all-opt", "snap3", "dist"];
+    dirs.iter().enumerate().find(|&(_, dir)| {
+        cwd.to_str().unwrap().contains(dir)
+    }).map(|p| p.0).unwrap_or(0) as u16 * 1000 + 19600
+}