gecko-dev/netwerk/test/unit/test_cache2-09-evict-disk-by-uri.js

function run_test() {
  do_get_profile();

  asyncOpenCacheEntry(
    "http://a/",
    "disk",
    Ci.nsICacheStorage.OPEN_NORMALLY,
    null,
    new OpenCallback(NEW, "a1m", "a1d", function(entry) {
      asyncOpenCacheEntry(
        "http://a/",
        "disk",
        Ci.nsICacheStorage.OPEN_NORMALLY,
        null,
        new OpenCallback(NORMAL, "a1m", "a1d", function(entry) {
          var storage = getCacheStorage("disk");
          storage.asyncDoomURI(
            createURI("http://a/"),
            "",
            new EvictionCallback(true, function() {
              finish_cache2_test();
            })
          );
        })
      );
    })
  );

  do_test_pending();
}