Add net_get_interfaces()

1 files changed, 30 insertions, 0 deletions

diff --git a/ext/standard/tests/network/net_get_interfaces_001.phpt b/ext/standard/tests/network/net_get_interfaces_001.phpt
new file mode 100644
index 0000000000..522278e90d
--- /dev/null
+++ b/ext/standard/tests/network/net_get_interfaces_001.phpt
@@ -0,0 +1,30 @@
+--TEST--
+net_get_interfaces IPv4 Loopback
+--SKIPIF--
+<?php
+function_exists('net_get_interfaces') || print 'skip';
+--FILE--
+<?php
+
+// Test that we have exactly one unicast address with the address 127.0.0.1
+// On linux this will often be named "lo", but even that isn't guaranteed.
+
+$ifaces = net_get_interfaces();
+
+$found = false;
+foreach ($ifaces as $iface) {
+  foreach ($iface['unicast'] as $unicast) {
+    if (($unicast['address'] ?? null) === '127.0.0.1') {
+      $found = true;
+      break 2;
+    }
+  }
+}
+
+var_dump($found);
+if (!$found) {
+  // Extra diagnostics!
+  var_dump($ifaces);
+}
+--EXPECT--
+bool(true)