From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 netwerk/test/unit/test_dns_disable_ipv6.js | 41 ++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 netwerk/test/unit/test_dns_disable_ipv6.js

(limited to 'netwerk/test/unit/test_dns_disable_ipv6.js')

diff --git a/netwerk/test/unit/test_dns_disable_ipv6.js b/netwerk/test/unit/test_dns_disable_ipv6.js
new file mode 100644
index 000000000..af5558d53
--- /dev/null
+++ b/netwerk/test/unit/test_dns_disable_ipv6.js
@@ -0,0 +1,41 @@
+//
+// Tests that calling asyncResolve with the RESOLVE_DISABLE_IPV6 flag doesn't
+// return any IPv6 addresses.
+//
+
+var dns = Cc["@mozilla.org/network/dns-service;1"].getService(Ci.nsIDNSService);
+var ioService = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);
+
+var listener = {
+  onLookupComplete: function(inRequest, inRecord, inStatus) {
+    if (inStatus != Cr.NS_OK) {
+      do_check_eq(inStatus, Cr.NS_ERROR_UNKNOWN_HOST);
+      do_test_finished();
+      return;
+    }
+
+    while (true) {
+      try {
+        var answer = inRecord.getNextAddrAsString();
+        // If there is an answer it should be an IPv4  address
+        dump(answer);
+        do_check_true(answer.indexOf(':') == -1);
+        do_check_true(answer.indexOf('.') != -1);
+      } catch (e) {
+        break;
+      }
+    }
+    do_test_finished();
+  }
+};
+
+function run_test() {
+  do_test_pending();
+  try {
+    dns.asyncResolve("example.com", Ci.nsIDNSService.RESOLVE_DISABLE_IPV6, listener, null);
+  } catch (e) {
+    dump(e);
+    do_check_true(false);
+    do_test_finished();
+  }
+}
-- 
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