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diff --git a/indra/llcommon/tests/llinstancetracker_test.cpp b/indra/llcommon/tests/llinstancetracker_test.cpp
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+/**
+ * @file llinstancetracker_test.cpp
+ * @author Nat Goodspeed
+ * @date 2009-11-10
+ * @brief Test for llinstancetracker.
+ *
+ * $LicenseInfo:firstyear=2009&license=viewergpl$
+ * Copyright (c) 2009, Linden Research, Inc.
+ * $/LicenseInfo$
+ */
+
+// Precompiled header
+#include "linden_common.h"
+// associated header
+#include "llinstancetracker.h"
+// STL headers
+#include <string>
+#include <vector>
+#include <set>
+#include <algorithm> // std::sort()
+// std headers
+// external library headers
+#include <boost/scoped_ptr.hpp>
+// other Linden headers
+#include "../test/lltut.h"
+
+struct Keyed: public LLInstanceTracker<Keyed, std::string>
+{
+ Keyed(const std::string& name):
+ LLInstanceTracker<Keyed, std::string>(name),
+ mName(name)
+ {}
+ std::string mName;
+};
+
+struct Unkeyed: public LLInstanceTracker<Unkeyed>
+{
+};
+
+/*****************************************************************************
+* TUT
+*****************************************************************************/
+namespace tut
+{
+ struct llinstancetracker_data
+ {
+ };
+ typedef test_group<llinstancetracker_data> llinstancetracker_group;
+ typedef llinstancetracker_group::object object;
+ llinstancetracker_group llinstancetrackergrp("llinstancetracker");
+
+ template<> template<>
+ void object::test<1>()
+ {
+ ensure_equals(Keyed::instanceCount(), 0);
+ {
+ Keyed one("one");
+ ensure_equals(Keyed::instanceCount(), 1);
+ Keyed* found = Keyed::getInstance("one");
+ ensure("couldn't find stack Keyed", found);
+ ensure_equals("found wrong Keyed instance", found, &one);
+ {
+ boost::scoped_ptr<Keyed> two(new Keyed("two"));
+ ensure_equals(Keyed::instanceCount(), 2);
+ Keyed* found = Keyed::getInstance("two");
+ ensure("couldn't find heap Keyed", found);
+ ensure_equals("found wrong Keyed instance", found, two.get());
+ }
+ ensure_equals(Keyed::instanceCount(), 1);
+ }
+ Keyed* found = Keyed::getInstance("one");
+ ensure("Keyed key lives too long", ! found);
+ ensure_equals(Keyed::instanceCount(), 0);
+ }
+
+ template<> template<>
+ void object::test<2>()
+ {
+ ensure_equals(Unkeyed::instanceCount(), 0);
+ {
+ Unkeyed one;
+ ensure_equals(Unkeyed::instanceCount(), 1);
+ Unkeyed* found = Unkeyed::getInstance(&one);
+ ensure_equals(found, &one);
+ {
+ boost::scoped_ptr<Unkeyed> two(new Unkeyed);
+ ensure_equals(Unkeyed::instanceCount(), 2);
+ Unkeyed* found = Unkeyed::getInstance(two.get());
+ ensure_equals(found, two.get());
+ }
+ ensure_equals(Unkeyed::instanceCount(), 1);
+ }
+ ensure_equals(Unkeyed::instanceCount(), 0);
+ }
+
+ template<> template<>
+ void object::test<3>()
+ {
+ Keyed one("one"), two("two"), three("three");
+ // We don't want to rely on the underlying container delivering keys
+ // in any particular order. That allows us the flexibility to
+ // reimplement LLInstanceTracker using, say, a hash map instead of a
+ // std::map. We DO insist that every key appear exactly once.
+ typedef std::vector<std::string> StringVector;
+ StringVector keys(Keyed::beginKeys(), Keyed::endKeys());
+ std::sort(keys.begin(), keys.end());
+ StringVector::const_iterator ki(keys.begin());
+ ensure_equals(*ki++, "one");
+ ensure_equals(*ki++, "three");
+ ensure_equals(*ki++, "two");
+ // Use ensure() here because ensure_equals would want to display
+ // mismatched values, and frankly that wouldn't help much.
+ ensure("didn't reach end", ki == keys.end());
+
+ // Use a somewhat different approach to order independence with
+ // beginInstances(): explicitly capture the instances we know in a
+ // set, and delete them as we iterate through.
+ typedef std::set<Keyed*> InstanceSet;
+ InstanceSet instances;
+ instances.insert(&one);
+ instances.insert(&two);
+ instances.insert(&three);
+ for (Keyed::instance_iter ii(Keyed::beginInstances()), iend(Keyed::endInstances());
+ ii != iend; ++ii)
+ {
+ Keyed& ref = *ii;
+ ensure_equals("spurious instance", instances.erase(&ref), 1);
+ }
+ ensure_equals("unreported instance", instances.size(), 0);
+ }
+
+ template<> template<>
+ void object::test<4>()
+ {
+ Unkeyed one, two, three;
+ typedef std::set<Unkeyed*> KeySet;
+ KeySet keys;
+ keys.insert(&one);
+ keys.insert(&two);
+ keys.insert(&three);
+ for (Unkeyed::key_iter ki(Unkeyed::beginKeys()), kend(Unkeyed::endKeys());
+ ki != kend; ++ki)
+ {
+ ensure_equals("spurious key", keys.erase(*ki), 1);
+ }
+ ensure_equals("unreported key", keys.size(), 0);
+
+ KeySet instances;
+ instances.insert(&one);
+ instances.insert(&two);
+ instances.insert(&three);
+ for (Unkeyed::instance_iter ii(Unkeyed::beginInstances()), iend(Unkeyed::endInstances());
+ ii != iend; ++ii)
+ {
+ Unkeyed& ref = *ii;
+ ensure_equals("spurious instance", instances.erase(&ref), 1);
+ }
+ ensure_equals("unreported instance", instances.size(), 0);
+ }
+} // namespace tut