diff -r 000000000000 -r 6474c204b198 netwerk/test/unit/test_cache2-18-not-valid.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/netwerk/test/unit/test_cache2-18-not-valid.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,30 @@
+function run_test()
+{
+  do_get_profile();
+
+  if (!newCacheBackEndUsed()) {
+    do_check_true(true, "This test doesn't run when the old cache back end is used since the behavior is different");
+    return;
+  }
+
+  // Open for write, write but expect it to fail, since other callback will recreate (and doom)
+  // the first entry before it opens output stream (note: in case of problems the DOOMED flag
+  // can be removed, it is not the test failure when opening the output stream on recreated entry.
+  asyncOpenCacheEntry("http://nv/", "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null,
+    new OpenCallback(NEW|DOOMED, "v1m", "v1d", function(entry) {
+      // Open for rewrite (don't validate), write different meta and data
+      asyncOpenCacheEntry("http://nv/", "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null,
+        new OpenCallback(NOTVALID|RECREATE, "v2m", "v2d", function(entry) {
+          // And check...
+          asyncOpenCacheEntry("http://nv/", "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null,
+            new OpenCallback(NORMAL, "v2m", "v2d", function(entry) {
+              finish_cache2_test();
+            })
+          );
+        })
+      );
+    })
+  );
+
+  do_test_pending();
+}