lltimestampcache_tut.cpp
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- /**
- * @file lltimestampcache_tut.cpp
- * @author James Tess
- * @date 2008-12-03
- *
- * $LicenseInfo:firstyear=2008&license=viewergpl$
- *
- * Copyright (c) 2008-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #include <tut/tut.hpp>
- #include "linden_common.h"
- #include "../mapserver/lltimestampcache.h"
- #include "lltut.h"
- namespace tut
- {
- struct LLTimestampCacheTestData
- {
- };
- typedef test_group<LLTimestampCacheTestData> LLTimestampCacheTestGroup;
- typedef LLTimestampCacheTestGroup::object LLTimestampCacheTestObject;
- LLTimestampCacheTestGroup timestampCacheTestGroup("LLTimestampCache");
- // Most common usage
- template<> template<>
- void LLTimestampCacheTestObject::test<1>()
- {
- LLTimestampCache<std::string, std::string> cache;
- // put in some data
- cache.insert("key1", "val1", 1);
- cache.insert("key2", "val2", 2);
- cache.insert("key3", "val3", 3);
- ensure_equals("size is 3", cache.size(), 3);
- // check some items
- ensure("has key1", cache.has("key1"));
- ensure("no invalid key", !cache.has("invalid key"));
- // get some items
- ensure_equals("get key1", cache.get("key1", 4), "val1");
- ensure_equals("get invalid key",
- cache.get("invalid key", 4), std::string() );
- // timestamps
- ensure_equals("key1 timestamp updated", cache.getTimestamp("key1"), 4);
- ensure_equals("invalid key timestamp",
- cache.getTimestamp("invalid key"), 0);
- }
- // New empty cache shouldn't have any entries
- template<> template<>
- void LLTimestampCacheTestObject::test<2>()
- {
- LLTimestampCache<std::string, std::string> cache;
- ensure_equals("starts empty", cache.size(), 0);
- ensure_equals("has nothing", cache.has("foo"), false);
- ensure_equals("gets nothing", cache.get("foo", 0), std::string() );
- U32 max_time = 0xFFFFFFFF;
- ensure_equals("erases nothing", cache.eraseBefore(max_time), 0);
- }
- // Non empty cache
- template<> template<>
- void LLTimestampCacheTestObject::test<3>()
- {
- LLTimestampCache<std::string, std::string> cache;
- cache.insert("foo", "bar", 123);
- ensure_equals("size one", cache.size(), 1);
- ensure_equals("has it", cache.has("foo"), true);
- ensure_equals("timestamp correct", cache.getTimestamp("foo"), 123);
- std::string value = cache.get("foo", 456);
- ensure_equals("get value", value, "bar");
- ensure_equals("timestamp updated", cache.getTimestamp("foo"), 456);
- ensure_equals("erase nothing", cache.eraseBefore(0), 0);
- ensure_equals("erase one", cache.eraseBefore(789), 1);
- ensure_equals("empty after erase", cache.size(), 0);
- }
- // Recache of item should update timestamp
- template<> template<>
- void LLTimestampCacheTestObject::test<4>()
- {
- LLTimestampCache<std::string, std::string> cache;
- cache.insert("foo", "bar", 123);
- cache.insert("foo", "bar", 456);
- ensure_equals("duplicate suppressed", cache.size(), 1);
- ensure_equals("timestamp replaced", cache.getTimestamp("foo"), 456);
- }
- // Erasing some items
- template<> template<>
- void LLTimestampCacheTestObject::test<5>()
- {
- LLTimestampCache<std::string, std::string> cache;
- cache.insert("key1", "val1", 1);
- cache.insert("key2", "val2", 2);
- cache.insert("key3", "val3", 3);
- cache.insert("key4", "val4", 4);
- size_t erased = cache.eraseBefore(3);
- ensure_equals("erase range", erased, 2);
- ensure_equals("cache post erase", cache.size(), 2);
- ensure_equals("has key3", cache.has("key3"), true);
- ensure_equals("not has key2", cache.has("key2"), false);
- }
- }