From 049317fc6442e8b2c2d93309a9d759aa063d2010 Mon Sep 17 00:00:00 2001 From: Richard Linden Date: Wed, 21 Aug 2013 23:51:46 -0700 Subject: SH-4433 WIP Interesting: Statistics > Ping Sim is always 0 ms added unit tests for lltrace --- indra/llcommon/CMakeLists.txt | 1 + indra/llcommon/lltraceaccumulators.cpp | 3 +- indra/llcommon/lltraceaccumulators.h | 1 + indra/llcommon/tests/lltrace_test.cpp | 141 +++++++++++++++++++++++++++++++++ 4 files changed, 144 insertions(+), 2 deletions(-) create mode 100644 indra/llcommon/tests/lltrace_test.cpp diff --git a/indra/llcommon/CMakeLists.txt b/indra/llcommon/CMakeLists.txt index 4336550d07..62880b07f6 100755 --- a/indra/llcommon/CMakeLists.txt +++ b/indra/llcommon/CMakeLists.txt @@ -287,6 +287,7 @@ if (LL_TESTS) LL_ADD_INTEGRATION_TEST(llsdserialize "" "${test_libs}") LL_ADD_INTEGRATION_TEST(llsingleton "" "${test_libs}") LL_ADD_INTEGRATION_TEST(llstring "" "${test_libs}") + LL_ADD_INTEGRATION_TEST(lltrace "" "${test_libs}") LL_ADD_INTEGRATION_TEST(lltreeiterators "" "${test_libs}") LL_ADD_INTEGRATION_TEST(lluri "" "${test_libs}") LL_ADD_INTEGRATION_TEST(llunits "" "${test_libs}") diff --git a/indra/llcommon/lltraceaccumulators.cpp b/indra/llcommon/lltraceaccumulators.cpp index c79c102afd..42f075a7cb 100644 --- a/indra/llcommon/lltraceaccumulators.cpp +++ b/indra/llcommon/lltraceaccumulators.cpp @@ -147,7 +147,6 @@ void SampleAccumulator::addSamples( const SampleAccumulator& other, EBufferAppen if (other.mTotalSamplingTime > epsilon) { - llassert(mTotalSamplingTime > 0); // combine variance (and hence standard deviation) of 2 different sized sample groups using // the following formula: http://www.mrc-bsu.cam.ac.uk/cochrane/handbook/chapter_7/7_7_3_8_combining_groups.htm F64 n_1 = mTotalSamplingTime, @@ -193,7 +192,7 @@ void SampleAccumulator::reset( const SampleAccumulator* other ) mMin = mLastValue; mMax = mLastValue; mMean = mLastValue; - LL_ERRS_IF(mHasValue && !(mMean < 0) && !(mMean >= 0)) << "Invalid mean after capturing value" << LL_ENDL; + llassert(!mHasValue || mMean < 0 || mMean >= 0); mSumOfSquares = 0; mLastSampleTimeStamp = LLTimer::getTotalSeconds(); mTotalSamplingTime = 0; diff --git a/indra/llcommon/lltraceaccumulators.h b/indra/llcommon/lltraceaccumulators.h index d4ff4b8d71..bf195f72b1 100644 --- a/indra/llcommon/lltraceaccumulators.h +++ b/indra/llcommon/lltraceaccumulators.h @@ -342,6 +342,7 @@ namespace LLTrace mSum += mLastValue * delta_time; mTotalSamplingTime += delta_time; F64 old_mean = mMean; + llassert(mMean < 0 || mMean >= 0); mMean += (delta_time / mTotalSamplingTime) * (mLastValue - old_mean); llassert(mMean < 0 || mMean >= 0); mSumOfSquares += delta_time * (mLastValue - old_mean) * (mLastValue - mMean); diff --git a/indra/llcommon/tests/lltrace_test.cpp b/indra/llcommon/tests/lltrace_test.cpp new file mode 100644 index 0000000000..1c2a4528ae --- /dev/null +++ b/indra/llcommon/tests/lltrace_test.cpp @@ -0,0 +1,141 @@ +/** + * @file llsingleton_test.cpp + * @date 2011-08-11 + * @brief Unit test for the LLSingleton class + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#include "linden_common.h" + +#include "lltrace.h" +#include "lltracethreadrecorder.h" +#include "lltracerecording.h" +#include "../test/lltut.h" + +namespace LLUnits +{ + // using powers of 2 to allow strict floating point equality + LL_DECLARE_BASE_UNIT(Ounces, "oz"); + LL_DECLARE_DERIVED_UNIT(Ounces, * 12, TallCup, ""); + LL_DECLARE_DERIVED_UNIT(Ounces, * 16, GrandeCup, ""); + LL_DECLARE_DERIVED_UNIT(Ounces, * 20, VentiCup, ""); + + LL_DECLARE_BASE_UNIT(Grams, "g"); + LL_DECLARE_DERIVED_UNIT(Grams, / 1000, Milligrams, "mg"); +} + +LL_DECLARE_UNIT_TYPEDEFS(LLUnits, Ounces); +LL_DECLARE_UNIT_TYPEDEFS(LLUnits, TallCup); +LL_DECLARE_UNIT_TYPEDEFS(LLUnits, GrandeCup); +LL_DECLARE_UNIT_TYPEDEFS(LLUnits, VentiCup); +LL_DECLARE_UNIT_TYPEDEFS(LLUnits, Grams); +LL_DECLARE_UNIT_TYPEDEFS(LLUnits, Milligrams); + + +namespace tut +{ + using namespace LLTrace; + struct trace + { + ThreadRecorder mRecorder; + }; + + typedef test_group trace_t; + typedef trace_t::object trace_object_t; + tut::trace_t tut_singleton("LLTrace"); + + static CountStatHandle sCupsOfCoffeeConsumed("coffeeconsumed", "Delicious cup of dark roast."); + static SampleStatHandle sCaffeineLevelStat("caffeinelevel", "Coffee buzz quotient"); + static EventStatHandle sOuncesPerCup("cupsize", "Large, huge, or ginormous"); + + static F32 sCaffeineLevel(0.f); + const F32Milligrams sCaffeinePerOz(18.f); + + void drink_coffee(S32 num_cups, S32Ounces cup_size) + { + add(sCupsOfCoffeeConsumed, num_cups); + for (S32 i = 0; i < num_cups; i++) + { + record(sOuncesPerCup, cup_size); + } + + sCaffeineLevel += F32Ounces(num_cups * cup_size).value() * sCaffeinePerOz.value(); + sample(sCaffeineLevelStat, sCaffeineLevel); + } + + // basic data collection + template<> template<> + void trace_object_t::test<1>() + { + sample(sCaffeineLevelStat, sCaffeineLevel); + + Recording all_day; + Recording at_work; + Recording after_3pm; + + all_day.start(); + { + // warm up with one grande cup + drink_coffee(1, S32TallCup(1)); + + // go to work + at_work.start(); + { + // drink 3 tall cups, 1 after 3 pm + drink_coffee(2, S32GrandeCup(1)); + after_3pm.start(); + drink_coffee(1, S32GrandeCup(1)); + } + at_work.stop(); + drink_coffee(1, S32VentiCup(1)); + } + after_3pm.stop(); + all_day.stop(); + + ensure("count stats are counted when recording is active", + at_work.getSum(sCupsOfCoffeeConsumed) == 3 + && all_day.getSum(sCupsOfCoffeeConsumed) == 5 + && after_3pm.getSum(sCupsOfCoffeeConsumed) == 2); + ensure("measurement sums are counted when recording is active", + at_work.getSum(sOuncesPerCup) == S32Ounces(48) + && all_day.getSum(sOuncesPerCup) == S32Ounces(80) + && after_3pm.getSum(sOuncesPerCup) == S32Ounces(36)); + ensure("measurement min is specific to when recording is active", + at_work.getMin(sOuncesPerCup) == S32GrandeCup(1) + && all_day.getMin(sOuncesPerCup) == S32TallCup(1) + && after_3pm.getMin(sOuncesPerCup) == S32GrandeCup(1)); + ensure("measurement max is specific to when recording is active", + at_work.getMax(sOuncesPerCup) == S32GrandeCup(1) + && all_day.getMax(sOuncesPerCup) == S32VentiCup(1) + && after_3pm.getMax(sOuncesPerCup) == S32VentiCup(1)); + ensure("sample min is specific to when recording is active", + at_work.getMin(sCaffeineLevelStat) == sCaffeinePerOz * ((S32Ounces)S32TallCup(1)).value() + && all_day.getMin(sCaffeineLevelStat) == F32Milligrams(0.f) + && after_3pm.getMin(sCaffeineLevelStat) == sCaffeinePerOz * ((S32Ounces)S32TallCup(1) + (S32Ounces)S32GrandeCup(2)).value()); + ensure("sample max is specific to when recording is active", + at_work.getMax(sCaffeineLevelStat) == sCaffeinePerOz * ((S32Ounces)S32TallCup(1) + (S32Ounces)S32GrandeCup(3)).value() + && all_day.getMax(sCaffeineLevelStat) == sCaffeinePerOz * ((S32Ounces)S32TallCup(1) + (S32Ounces)S32GrandeCup(3) + (S32Ounces)S32VentiCup(1)).value() + && after_3pm.getMax(sCaffeineLevelStat) == sCaffeinePerOz * ((S32Ounces)S32TallCup(1) + (S32Ounces)S32GrandeCup(3) + (S32Ounces)S32VentiCup(1)).value()); + } + +} -- cgit v1.2.3