diff options
Diffstat (limited to 'src/lib/stats/tests')
| -rw-r--r-- | src/lib/stats/tests/Makefile.am | 35 | ||||
| -rw-r--r-- | src/lib/stats/tests/Makefile.in | 1017 | ||||
| -rw-r--r-- | src/lib/stats/tests/context_unittest.cc | 126 | ||||
| -rw-r--r-- | src/lib/stats/tests/observation_unittest.cc | 619 | ||||
| -rw-r--r-- | src/lib/stats/tests/run_unittests.cc | 18 | ||||
| -rw-r--r-- | src/lib/stats/tests/stats_mgr_unittest.cc | 1117 |
6 files changed, 2932 insertions, 0 deletions
diff --git a/src/lib/stats/tests/Makefile.am b/src/lib/stats/tests/Makefile.am new file mode 100644 index 0000000..c8f53aa --- /dev/null +++ b/src/lib/stats/tests/Makefile.am @@ -0,0 +1,35 @@ +SUBDIRS = . + +AM_CPPFLAGS = -I$(top_builddir)/src/lib -I$(top_srcdir)/src/lib +AM_CPPFLAGS += $(BOOST_INCLUDES) + +AM_CXXFLAGS = $(KEA_CXXFLAGS) + +if USE_STATIC_LINK +AM_LDFLAGS = -static +endif + +if HAVE_GTEST + +TESTS = libstats_unittests + +libstats_unittests_SOURCES = run_unittests.cc +libstats_unittests_SOURCES += observation_unittest.cc +libstats_unittests_SOURCES += context_unittest.cc +libstats_unittests_SOURCES += stats_mgr_unittest.cc + +libstats_unittests_CPPFLAGS = $(AM_CPPFLAGS) $(GTEST_INCLUDES) +libstats_unittests_LDFLAGS = $(AM_LDFLAGS) $(GTEST_LDFLAGS) +libstats_unittests_CXXFLAGS = $(AM_CXXFLAGS) + +libstats_unittests_LDADD = $(top_builddir)/src/lib/stats/libkea-stats.la +libstats_unittests_LDADD += $(top_builddir)/src/lib/cc/libkea-cc.la +libstats_unittests_LDADD += $(top_builddir)/src/lib/asiolink/libkea-asiolink.la +libstats_unittests_LDADD += $(top_builddir)/src/lib/log/libkea-log.la +libstats_unittests_LDADD += $(top_builddir)/src/lib/util/libkea-util.la +libstats_unittests_LDADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la +libstats_unittests_LDADD += $(LOG4CPLUS_LIBS) $(GTEST_LDADD) $(BOOST_LIBS) + +endif + +noinst_PROGRAMS = $(TESTS) diff --git a/src/lib/stats/tests/Makefile.in b/src/lib/stats/tests/Makefile.in new file mode 100644 index 0000000..1c78036 --- /dev/null +++ b/src/lib/stats/tests/Makefile.in @@ -0,0 +1,1017 @@ +# Makefile.in generated by automake 1.16.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994-2018 Free Software Foundation, Inc. + +# This Makefile.in is free software; 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install-am install-data \ + install-data-am install-dvi install-dvi-am install-exec \ + install-exec-am install-html install-html-am install-info \ + install-info-am install-man install-pdf install-pdf-am \ + install-ps install-ps-am install-strip installcheck \ + installcheck-am installdirs installdirs-am maintainer-clean \ + maintainer-clean-generic mostlyclean mostlyclean-compile \ + mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \ + tags tags-am uninstall uninstall-am + +.PRECIOUS: Makefile + + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/src/lib/stats/tests/context_unittest.cc b/src/lib/stats/tests/context_unittest.cc new file mode 100644 index 0000000..92c754c --- /dev/null +++ b/src/lib/stats/tests/context_unittest.cc @@ -0,0 +1,126 @@ +// Copyright (C) 2015-2020 Internet Systems Consortium, Inc. ("ISC") +// +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#include <config.h> + +#include <stats/context.h> +#include <gtest/gtest.h> +#include <util/chrono_time_utils.h> +#include <string> + +using namespace isc::data; +using namespace isc::stats; +using namespace std; +using namespace std::chrono; + +// Basic test that checks get, add, del methods +TEST(ContextTest, basic) { + + // Let's create a couple observations. Using floating point, + // as they're easiest to initialize. + ObservationPtr a(new Observation("alpha", 1.11)); + ObservationPtr b(new Observation("beta", 2.22)); + ObservationPtr c(new Observation("gamma", 3.33)); + string expected_a = a->getJSON()->str(); + string expected_b = b->getJSON()->str(); + string expected_c = c->getJSON()->str(); + + + // Context where we will store the observations. + StatContext ctx; + + // By default the context does not hold any statistics. + EXPECT_EQ(0, ctx.size()); + + // It should be possible to add 'a' statistic + EXPECT_NO_THROW(ctx.add(a)); + + // We can't add a duplicate. + EXPECT_THROW(ctx.add(a), DuplicateStat); + + // It should be ok to add other statistics + EXPECT_NO_THROW(ctx.add(b)); + EXPECT_NO_THROW(ctx.add(c)); + + // By now we should have 3 statistics recorded + EXPECT_EQ(3, ctx.size()); + + // Let's try to retrieve them + ObservationPtr from_ctx; + EXPECT_NO_THROW(from_ctx = ctx.get("alpha")); + ASSERT_TRUE(from_ctx); + EXPECT_EQ(expected_a, from_ctx->getJSON()->str()); + + EXPECT_NO_THROW(from_ctx = ctx.get("beta")); + ASSERT_TRUE(from_ctx); + EXPECT_EQ(expected_b, from_ctx->getJSON()->str()); + + EXPECT_NO_THROW(from_ctx = ctx.get("gamma")); + ASSERT_TRUE(from_ctx); + EXPECT_EQ(expected_c, from_ctx->getJSON()->str()); + + // Let's try to retrieve non-existing stat + EXPECT_NO_THROW(from_ctx = ctx.get("delta")); + EXPECT_FALSE(from_ctx); + + // Now delete one of the stats... + EXPECT_TRUE(ctx.del("beta")); + + // ... and check that it's really gone. + EXPECT_FALSE(ctx.get("beta")); + + // Attempt to delete non-existing stat should fail. + EXPECT_FALSE(ctx.del("beta")); + + ConstElementPtr result; + EXPECT_NO_THROW(result = ctx.getAll()); + + ASSERT_TRUE(result); + ElementPtr expected_result = Element::createMap(); + expected_result->set("alpha", a->getJSON()); + expected_result->set("gamma", c->getJSON()); + EXPECT_EQ(result->str(), expected_result->str()); + + // Reset all statistics. + EXPECT_NO_THROW(ctx.resetAll()); + + EXPECT_NO_THROW(from_ctx = ctx.get("alpha")); + ASSERT_TRUE(from_ctx); + EXPECT_NE(expected_a, from_ctx->getJSON()->str()); + EXPECT_EQ(0.0, a->getFloat().first); + + EXPECT_NO_THROW(from_ctx = ctx.get("gamma")); + ASSERT_TRUE(from_ctx); + EXPECT_NE(expected_c, from_ctx->getJSON()->str()); + EXPECT_EQ(0.0, c->getFloat().first); + + // Set sample count for all statistics + EXPECT_NO_THROW(ctx.setMaxSampleCountAll(50)); + + EXPECT_NO_THROW(from_ctx = ctx.get("alpha")); + ASSERT_TRUE(from_ctx); + EXPECT_EQ(from_ctx->getMaxSampleCount().second, 50); + + EXPECT_NO_THROW(from_ctx = ctx.get("gamma")); + ASSERT_TRUE(from_ctx); + EXPECT_EQ(from_ctx->getMaxSampleCount().second, 50); + + // Set sample age for all statistics + const StatsDuration& dur(minutes(4) + seconds(5) + milliseconds(3)); + EXPECT_NO_THROW(ctx.setMaxSampleAgeAll(dur)); + + EXPECT_NO_THROW(from_ctx = ctx.get("alpha")); + ASSERT_TRUE(from_ctx); + EXPECT_EQ(from_ctx->getMaxSampleAge().second, dur); + + EXPECT_NO_THROW(from_ctx = ctx.get("gamma")); + ASSERT_TRUE(from_ctx); + EXPECT_EQ(from_ctx->getMaxSampleAge().second, dur); + + // Clear all statistics. + EXPECT_NO_THROW(ctx.clear()); + EXPECT_EQ(0, ctx.size()); +} diff --git a/src/lib/stats/tests/observation_unittest.cc b/src/lib/stats/tests/observation_unittest.cc new file mode 100644 index 0000000..ad10368 --- /dev/null +++ b/src/lib/stats/tests/observation_unittest.cc @@ -0,0 +1,619 @@ +// Copyright (C) 2015-2021 Internet Systems Consortium, Inc. ("ISC") +// +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#include <config.h> + +#include <stats/observation.h> +#include <exceptions/exceptions.h> +#include <util/chrono_time_utils.h> +#include <boost/shared_ptr.hpp> +#include <gtest/gtest.h> + +#include <iostream> +#include <sstream> + +#include <unistd.h> + +using namespace isc; +using namespace isc::stats; +using namespace std::chrono; + +namespace { + +static const StatsDuration& dur1234(hours(1) + minutes(2) + seconds(3) + + milliseconds(4)); +static const StatsDuration& dur5678(hours(5) + minutes(6) + seconds(7) + + milliseconds(8)); +static const StatsDuration& dur681012(hours(6) + minutes(8) + seconds(10) + + milliseconds(12)); +static const StatsDuration& dur453(minutes(4) + seconds(5) + milliseconds(3)); + +// This test verifies that the number of seconds can be retrieved. +TEST(StatsDurationTest, toSeconds) { + StatsDuration dur = StatsDuration::zero(); + dur += hours(1) + minutes(1) + seconds(1) + milliseconds(1); + EXPECT_EQ(3661, toSeconds(dur)); +} + +/// @brief Test class for Observation +/// +/// This simple fixture class initializes four observations: +/// a (integer), b (float), c(time duration) and d (string). +class ObservationTest : public ::testing::Test { +public: + + /// @brief Constructor + /// Initializes four observations. + ObservationTest() : + a("alpha", static_cast<int64_t>(1234)), // integer + b("beta", 12.34), // float + c("gamma", dur1234), // duration + d("delta", "1234") { // string + } + + Observation a; + Observation b; + Observation c; + Observation d; +}; + +// Basic tests for the Observation constructors. This test checks whether +// parameters passed to the constructor initialize the object properly. +TEST_F(ObservationTest, constructor) { + EXPECT_EQ(Observation::STAT_INTEGER, a.getType()); + EXPECT_EQ(Observation::STAT_FLOAT, b.getType()); + EXPECT_EQ(Observation::STAT_DURATION, c.getType()); + EXPECT_EQ(Observation::STAT_STRING, d.getType()); + + EXPECT_EQ(1234, a.getInteger().first); + EXPECT_EQ(12.34, b.getFloat().first); + EXPECT_EQ(dur1234, c.getDuration().first); + EXPECT_EQ("1234", d.getString().first); + + // Let's check that attempting to get a different type + // than used will cause an exception. + EXPECT_THROW(a.getFloat(), InvalidStatType); + EXPECT_THROW(a.getDuration(), InvalidStatType); + EXPECT_THROW(a.getString(), InvalidStatType); + + EXPECT_THROW(b.getInteger(), InvalidStatType); + EXPECT_THROW(b.getDuration(), InvalidStatType); + EXPECT_THROW(b.getString(), InvalidStatType); + + EXPECT_THROW(c.getInteger(), InvalidStatType); + EXPECT_THROW(c.getFloat(), InvalidStatType); + EXPECT_THROW(c.getString(), InvalidStatType); + + EXPECT_THROW(d.getInteger(), InvalidStatType); + EXPECT_THROW(d.getFloat(), InvalidStatType); + EXPECT_THROW(d.getDuration(), InvalidStatType); +} + +// This test checks whether it is possible to set to an absolute value for all +// given types. +TEST_F(ObservationTest, setValue) { + EXPECT_NO_THROW(a.setValue(static_cast<int64_t>(5678))); + EXPECT_NO_THROW(b.setValue(56e+78)); + EXPECT_NO_THROW(c.setValue(dur5678)); + EXPECT_NO_THROW(d.setValue("fiveSixSevenEight")); + + + EXPECT_EQ(5678, a.getInteger().first); + EXPECT_EQ(56e+78, b.getFloat().first); + EXPECT_EQ(dur5678, c.getDuration().first); + EXPECT_EQ("fiveSixSevenEight", d.getString().first); + + // Now check whether setting value to a different type does + // throw an exception + EXPECT_THROW(a.setValue(56e+78), InvalidStatType); + EXPECT_THROW(a.setValue(dur5678), InvalidStatType); + EXPECT_THROW(a.setValue("fiveSixSevenEight"), InvalidStatType); + + EXPECT_THROW(b.setValue(static_cast<int64_t>(5678)), InvalidStatType); + EXPECT_THROW(b.setValue(dur5678), InvalidStatType); + EXPECT_THROW(b.setValue("fiveSixSevenEight"), InvalidStatType); + + EXPECT_THROW(c.setValue(static_cast<int64_t>(5678)), InvalidStatType); + EXPECT_THROW(c.setValue(56e+78), InvalidStatType); + EXPECT_THROW(c.setValue("fiveSixSevenEight"), InvalidStatType); + + EXPECT_THROW(d.setValue(static_cast<int64_t>(5678)), InvalidStatType); + EXPECT_THROW(d.setValue(56e+78), InvalidStatType); + EXPECT_THROW(d.setValue(dur5678), InvalidStatType); +} + +// This test checks whether it is possible to add value to existing +// counter. +TEST_F(ObservationTest, addValue) { + // Note: all Observations were set to 1234, 12.34 or similar in + // ObservationTest constructor. + + EXPECT_NO_THROW(a.addValue(static_cast<int64_t>(5678))); + EXPECT_NO_THROW(b.addValue(56.78)); + EXPECT_NO_THROW(c.addValue(dur5678)); + EXPECT_NO_THROW(d.addValue("fiveSixSevenEight")); + + EXPECT_EQ(6912, a.getInteger().first); + EXPECT_EQ(69.12, b.getFloat().first); + EXPECT_EQ(dur681012, c.getDuration().first); + EXPECT_EQ("1234fiveSixSevenEight", d.getString().first); + + ASSERT_EQ(a.getSize(), 2); + ASSERT_EQ(b.getSize(), 2); + ASSERT_EQ(c.getSize(), 2); + ASSERT_EQ(d.getSize(), 2); +} + +// This test checks if collecting more than one sample +// works well. +TEST_F(ObservationTest, moreThanOne) { + // Arrays of 4 types of samples + int64_t int_samples[3] = {1234, 6912, 5678}; + double float_samples[3] = {12.34, 69.12, 56e+78}; + StatsDuration duration_samples[3] = {dur1234, + dur681012, dur5678}; + std::string string_samples[3] = {"1234", "1234fiveSixSevenEight", "fiveSixSevenEight"}; + + EXPECT_NO_THROW(a.addValue(static_cast<int64_t>(5678))); + EXPECT_NO_THROW(b.addValue(56.78)); + EXPECT_NO_THROW(c.addValue(dur5678)); + EXPECT_NO_THROW(d.addValue("fiveSixSevenEight")); + + EXPECT_NO_THROW(a.setValue(static_cast<int64_t>(5678))); + EXPECT_NO_THROW(b.setValue(56e+78)); + EXPECT_NO_THROW(c.setValue(dur5678)); + EXPECT_NO_THROW(d.setValue("fiveSixSevenEight")); + + ASSERT_EQ(a.getSize(), 3); + ASSERT_EQ(b.getSize(), 3); + ASSERT_EQ(c.getSize(), 3); + ASSERT_EQ(d.getSize(), 3); + + ASSERT_NO_THROW(a.getIntegers()); + ASSERT_NO_THROW(b.getFloats()); + ASSERT_NO_THROW(c.getDurations()); + ASSERT_NO_THROW(d.getStrings()); + + std::list<IntegerSample> samples_int = a.getIntegers(); // List of all integer samples + std::list<FloatSample> samples_float = b.getFloats(); // List of all float samples + std::list<DurationSample> samples_dur = c.getDurations(); // List of all duration samples + std::list<StringSample> samples_str = d.getStrings(); // List of all string samples + + uint32_t i = 2; // Index pointed to the end of array of samples + + for (std::list<IntegerSample>::iterator it = samples_int.begin(); it != samples_int.end(); ++it) { + EXPECT_EQ(int_samples[i], static_cast<int64_t>((*it).first)); + --i; + } + i = 2; + for (std::list<FloatSample>::iterator it = samples_float.begin(); it != samples_float.end(); ++it) { + EXPECT_EQ(float_samples[i], (*it).first); + --i; + } + i = 2; + for (std::list<DurationSample>::iterator it = samples_dur.begin(); it != samples_dur.end(); ++it) { + EXPECT_EQ(duration_samples[i], (*it).first); + --i; + } + i = 2; + for (std::list<StringSample>::iterator it = samples_str.begin(); it != samples_str.end(); ++it) { + EXPECT_EQ(string_samples[i], (*it).first); + --i; + } +} + +// This test checks whether the size of storage +// is equal to the true value +TEST_F(ObservationTest, getSize) { + // Check if size of storages is equal to 1 + ASSERT_EQ(a.getSize(), 1); + ASSERT_EQ(b.getSize(), 1); + ASSERT_EQ(c.getSize(), 1); + ASSERT_EQ(d.getSize(), 1); + + a.addValue(static_cast<int64_t>(5678)); + b.addValue(56.78); + c.addValue(dur5678); + d.addValue("fiveSixSevenEight"); + + EXPECT_NO_THROW(a.getSize()); + EXPECT_NO_THROW(b.getSize()); + EXPECT_NO_THROW(c.getSize()); + EXPECT_NO_THROW(d.getSize()); + + // Check if size of storages is equal to 2 + ASSERT_EQ(a.getSize(), 2); + ASSERT_EQ(b.getSize(), 2); + ASSERT_EQ(c.getSize(), 2); + ASSERT_EQ(d.getSize(), 2); + + a.setValue(static_cast<int64_t>(5678)); + b.setValue(56e+78); + c.setValue(dur5678); + d.setValue("fiveSixSevenEight"); + + EXPECT_NO_THROW(a.getSize()); + EXPECT_NO_THROW(b.getSize()); + EXPECT_NO_THROW(c.getSize()); + EXPECT_NO_THROW(d.getSize()); + + // Check if size of storages is equal to 3 + ASSERT_EQ(a.getSize(), 3); + ASSERT_EQ(b.getSize(), 3); + ASSERT_EQ(c.getSize(), 3); + ASSERT_EQ(d.getSize(), 3); +} + +// Checks whether setting amount limits works properly +TEST_F(ObservationTest, setCountLimit) { + // Preparing of 21 test's samples for each type of storage + int64_t int_samples[22] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 20, 21}; + double float_samples[22] = {0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, + 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0, 16.0, 17.0, 18.0, 19.0, + 20.0, 21.0}; + std::string string_samples[22] = {"a", "b", "c", "d", "e", "f", "g", "h", + "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", + "v"}; + StatsDuration duration_samples[22]; + + for (uint32_t i = 0; i < 22; ++i) { + duration_samples[i] = milliseconds(i); + } + + // By default the max_sample_count is set to 20 and max_sample_age + // is deactivated + // Adding 21 samples to each type of Observation + for (uint32_t i = 0; i < 21; ++i) { + a.setValue(int_samples[i]); + } + for (uint32_t i = 0; i < 21; ++i) { + b.setValue(float_samples[i]); + } + for (uint32_t i = 0; i < 21; ++i) { + c.setValue(duration_samples[i]); + } + for (uint32_t i = 0; i < 21; ++i) { + d.setValue(string_samples[i]); + } + + // Getting all 4 types of samples after inserting 21 values + std::list<IntegerSample> samples_int = a.getIntegers(); + std::list<FloatSample> samples_float = b.getFloats(); + std::list<DurationSample> samples_duration = c.getDurations(); + std::list<StringSample> samples_string = d.getStrings(); + + // Check if size of storages is equal to 20 + ASSERT_EQ(a.getSize(), 20); + ASSERT_EQ(b.getSize(), 20); + ASSERT_EQ(c.getSize(), 20); + ASSERT_EQ(d.getSize(), 20); + + // And whether stored values are correct + uint32_t i = 20; // index of the last element in array of test's samples + for (std::list<IntegerSample>::iterator it = samples_int.begin(); it != samples_int.end(); ++it) { + EXPECT_EQ((*it).first, int_samples[i]); + --i; + } + i = 20; // index of last element in array of test's samples + for (std::list<FloatSample>::iterator it = samples_float.begin(); it != samples_float.end(); ++it) { + EXPECT_EQ((*it).first, float_samples[i]); + --i; + } + i = 20; // index of last element in array of test's samples + for (std::list<DurationSample>::iterator it = samples_duration.begin(); it != samples_duration.end(); ++it) { + EXPECT_EQ((*it).first, duration_samples[i]); + --i; + } + i = 20; // index of last element in array of test's samples + for (std::list<StringSample>::iterator it = samples_string.begin(); it != samples_string.end(); ++it) { + EXPECT_EQ((*it).first, string_samples[i]); + --i; + } + + // Change size of storage to smaller one + ASSERT_NO_THROW(a.setMaxSampleCount(10)); + ASSERT_NO_THROW(b.setMaxSampleCount(10)); + ASSERT_NO_THROW(c.setMaxSampleCount(10)); + ASSERT_NO_THROW(d.setMaxSampleCount(10)); + + samples_int = a.getIntegers(); + samples_float = b.getFloats(); + samples_duration = c.getDurations(); + samples_string = d.getStrings(); + + // Check if size of storages is equal to 10 + ASSERT_EQ(a.getSize(), 10); + ASSERT_EQ(b.getSize(), 10); + ASSERT_EQ(c.getSize(), 10); + ASSERT_EQ(d.getSize(), 10); + + // And whether storages contain only the 10 newest values + i = 20; // index of last element in array of test's samples + for (std::list<IntegerSample>::iterator it = samples_int.begin(); it != samples_int.end(); ++it) { + EXPECT_EQ((*it).first, int_samples[i]); + --i; + } + i = 20; // index of last element in array of test's samples + for (std::list<FloatSample>::iterator it = samples_float.begin(); it != samples_float.end(); ++it) { + EXPECT_EQ((*it).first, float_samples[i]); + --i; + } + i = 20; // index of last element in array of test's samples + for (std::list<DurationSample>::iterator it = samples_duration.begin(); it != samples_duration.end(); ++it) { + EXPECT_EQ((*it).first, duration_samples[i]); + --i; + } + i = 20; // index of last element in array of test's samples + for (std::list<StringSample>::iterator it = samples_string.begin(); it != samples_string.end(); ++it) { + EXPECT_EQ((*it).first, string_samples[i]); + --i; + } + + // Resize max_sample_count to greater + ASSERT_NO_THROW(a.setMaxSampleCount(50)); + ASSERT_NO_THROW(b.setMaxSampleCount(50)); + ASSERT_NO_THROW(c.setMaxSampleCount(50)); + ASSERT_NO_THROW(d.setMaxSampleCount(50)); + + // Check if size of storages did not change without adding new value + ASSERT_EQ(a.getSize(), 10); + ASSERT_EQ(b.getSize(), 10); + ASSERT_EQ(c.getSize(), 10); + ASSERT_EQ(d.getSize(), 10); + + // Add new values to each type of Observation + a.setValue(static_cast<int64_t>(21)); + b.setValue(21.0); + c.setValue(milliseconds(21)); + d.setValue("v"); + + samples_int = a.getIntegers(); + samples_float = b.getFloats(); + samples_duration = c.getDurations(); + samples_string = d.getStrings(); + + ASSERT_EQ(a.getSize(), 11); + ASSERT_EQ(b.getSize(), 11); + ASSERT_EQ(c.getSize(), 11); + ASSERT_EQ(d.getSize(), 11); + + i = 21; // index of last element in array of test's samples + for (std::list<IntegerSample>::iterator it = samples_int.begin(); it != samples_int.end(); ++it) { + EXPECT_EQ((*it).first, int_samples[i]); + --i; + } + i = 21; // index of last element in array of test's samples + for (std::list<FloatSample>::iterator it = samples_float.begin(); it != samples_float.end(); ++it) { + EXPECT_EQ((*it).first, float_samples[i]); + --i; + } + i = 21; // index of last element in array of test's samples + for (std::list<DurationSample>::iterator it = samples_duration.begin(); it != samples_duration.end(); ++it) { + EXPECT_EQ((*it).first, duration_samples[i]); + --i; + } + i = 21; // index of last element in array of test's samples + for (std::list<StringSample>::iterator it = samples_string.begin(); it != samples_string.end(); ++it) { + EXPECT_EQ((*it).first, string_samples[i]); + --i; + } + +} + +// Checks whether setting age limits works properly +TEST_F(ObservationTest, setAgeLimit) { + // Set max_sample_age to 1 second + ASSERT_NO_THROW(c.setMaxSampleAge(seconds(1))); + // Add some value + c.setValue(milliseconds(5)); + // Wait 1 second + sleep(1); + // and add new value + c.setValue(milliseconds(3)); + + // get the list of all samples + std::list<DurationSample> samples_duration = c.getDurations(); + // check whether the size of samples is equal to 1 + ASSERT_EQ(c.getSize(), 1); + // and whether it contains an expected value + EXPECT_EQ((*samples_duration.begin()).first, milliseconds(3)); + + // Wait 1 second to ensure removing previously set value + sleep(1); + // add 10 new values + for (uint32_t i = 0; i < 10; ++i) { + c.setValue(milliseconds(i)); + } + // change the max_sample_age to smaller + ASSERT_NO_THROW(c.setMaxSampleAge(milliseconds(300))); + + samples_duration = c.getDurations(); + // check whether the size of samples is equal to 10 + ASSERT_EQ(c.getSize(), 10); + + // and whether it contains expected values + uint32_t i = 9; + for (std::list<DurationSample>::iterator it = samples_duration.begin(); it != samples_duration.end(); ++it) { + EXPECT_EQ((*it).first, milliseconds(i)); + --i; + } +} + +// Test checks whether we can get max_sample_age_ and max_sample_count_ +// properly. +TEST_F(ObservationTest, getLimits) { + // First checks whether getting default values works properly + EXPECT_EQ(a.getMaxSampleAge().first, false); + EXPECT_EQ(b.getMaxSampleAge().first, false); + EXPECT_EQ(c.getMaxSampleAge().first, false); + EXPECT_EQ(d.getMaxSampleAge().first, false); + + EXPECT_EQ(a.getMaxSampleCount().first, true); + EXPECT_EQ(b.getMaxSampleCount().first, true); + EXPECT_EQ(c.getMaxSampleCount().first, true); + EXPECT_EQ(d.getMaxSampleCount().first, true); + + EXPECT_EQ(a.getMaxSampleCount().second, 20); + EXPECT_EQ(b.getMaxSampleCount().second, 20); + EXPECT_EQ(c.getMaxSampleCount().second, 20); + EXPECT_EQ(d.getMaxSampleCount().second, 20); + + // change limit to time duration + ASSERT_NO_THROW(a.setMaxSampleAge(dur453)); + ASSERT_NO_THROW(b.setMaxSampleAge(dur453)); + ASSERT_NO_THROW(c.setMaxSampleAge(dur453)); + ASSERT_NO_THROW(d.setMaxSampleAge(dur453)); + + EXPECT_EQ(a.getMaxSampleAge().first, true); + EXPECT_EQ(b.getMaxSampleAge().first, true); + EXPECT_EQ(c.getMaxSampleAge().first, true); + EXPECT_EQ(d.getMaxSampleAge().first, true); + + EXPECT_EQ(a.getMaxSampleAge().second, dur453); + EXPECT_EQ(b.getMaxSampleAge().second, dur453); + EXPECT_EQ(c.getMaxSampleAge().second, dur453); + EXPECT_EQ(d.getMaxSampleAge().second, dur453); + + EXPECT_EQ(a.getMaxSampleCount().first, false); + EXPECT_EQ(b.getMaxSampleCount().first, false); + EXPECT_EQ(c.getMaxSampleCount().first, false); + EXPECT_EQ(d.getMaxSampleCount().first, false); + + EXPECT_EQ(a.getMaxSampleCount().second, 20); + EXPECT_EQ(b.getMaxSampleCount().second, 20); + EXPECT_EQ(c.getMaxSampleCount().second, 20); + EXPECT_EQ(d.getMaxSampleCount().second, 20); +} + +// limit defaults are tested with StatsMgr. + +// Test checks whether timing is reported properly. +TEST_F(ObservationTest, timers) { + auto before = SampleClock::now(); + b.setValue(123.0); // Set it to a random value and record the time. + + // Allow a bit of imprecision. This test allows 500ms. That should be ok, + // when running on virtual machines. + auto after = before + milliseconds(500); + + // Now wait some time. We want to confirm that the timestamp recorded is the + // time the observation took place, not current time. + sleep(1); + + FloatSample sample = b.getFloat(); + + // Let's check that the timestamp is within (before, after) range: + // before < sample-time < after + EXPECT_TRUE(before <= sample.second); + EXPECT_TRUE(sample.second <= after); +} + +// Checks whether an integer statistic can generate proper JSON structures. +// See https://gitlab.isc.org/isc-projects/kea/wikis/designs/Stats-design +/// for details. +TEST_F(ObservationTest, integerToJSON) { + // String which contains first added sample + std::string first_sample = ", [ 1234, \"" + + isc::util::clockToText(a.getInteger().second) + "\" ] ]"; + + a.setValue(static_cast<int64_t>(1234)); + + std::string exp = "[ [ 1234, \"" + + isc::util::clockToText(a.getInteger().second) + "\" ]" + first_sample; + + std::cout << a.getJSON()->str() << std::endl; + EXPECT_EQ(exp, a.getJSON()->str()); +} + +// Checks whether a floating point statistic can generate proper JSON +// structures. See +/// https://gitlab.isc.org/isc-projects/kea/wikis/designs/Stats-design +/// for details. +TEST_F(ObservationTest, floatToJSON) { + // String which contains first added sample + std::string first_sample = ", [ 12.34, \"" + + isc::util::clockToText(b.getFloat().second) + "\" ] ]"; + + // Let's use a value that converts easily to floating point. + // No need to deal with infinite fractions in binary systems. + + b.setValue(1234.5); + + std::string exp = "[ [ 1234.5, \"" + + isc::util::clockToText(b.getFloat().second) + "\" ]" + first_sample; + + std::cout << b.getJSON()->str() << std::endl; + EXPECT_EQ(exp, b.getJSON()->str()); +} + +// Checks whether a time duration statistic can generate proper JSON structures. +// See https://gitlab.isc.org/isc-projects/kea/wikis/designs/Stats-design for +// details. +TEST_F(ObservationTest, durationToJSON) { + // String which contains first added sample + std::string first_sample = ", [ \"01:02:03.004000\", \"" + + isc::util::clockToText(c.getDuration().second) + "\" ] ]"; + + // 1 hour 2 minutes 3 seconds and 4 milliseconds + c.setValue(dur1234); + + std::string exp = "[ [ \"01:02:03.004000\", \"" + + isc::util::clockToText(c.getDuration().second) + "\" ]" + first_sample; + + std::cout << c.getJSON()->str() << std::endl; + EXPECT_EQ(exp, c.getJSON()->str()); +} + +// Checks whether a string statistic can generate proper JSON structures. +// See https://gitlab.isc.org/isc-projects/kea/wikis/designs/Stats-design +// for details. +TEST_F(ObservationTest, stringToJSON) { + // String which contains first added sample + std::string first_sample = ", [ \"1234\", \"" + + isc::util::clockToText(d.getString().second) + "\" ] ]"; + + d.setValue("Lorem ipsum dolor sit amet"); + + std::string exp = "[ [ \"Lorem ipsum dolor sit amet\", \"" + + isc::util::clockToText(d.getString().second) + "\" ]" + first_sample; + + std::cout << d.getJSON()->str() << std::endl; + EXPECT_EQ(exp, d.getJSON()->str()); +} + +// Checks whether reset() resets the statistics properly. +TEST_F(ObservationTest, reset) { + EXPECT_NO_THROW(a.addValue(static_cast<int64_t>(5678))); + EXPECT_NO_THROW(b.addValue(56.78)); + EXPECT_NO_THROW(c.addValue(dur5678)); + EXPECT_NO_THROW(d.addValue("fiveSixSevenEight")); + + a.reset(); // integer + b.reset(); // float + c.reset(); // duration + d.reset(); // string + + EXPECT_EQ(0, a.getInteger().first); + EXPECT_EQ(0.0, b.getFloat().first); + EXPECT_EQ(StatsDuration::zero(), c.getDuration().first); + EXPECT_EQ("", d.getString().first); + + ASSERT_EQ(a.getSize(), 1); + ASSERT_EQ(b.getSize(), 1); + ASSERT_EQ(c.getSize(), 1); + ASSERT_EQ(d.getSize(), 1); +} + +// Checks whether an observation can keep its name. +TEST_F(ObservationTest, names) { + EXPECT_EQ("alpha", a.getName()); + EXPECT_EQ("beta", b.getName()); + EXPECT_EQ("gamma", c.getName()); + EXPECT_EQ("delta", d.getName()); +} + +} diff --git a/src/lib/stats/tests/run_unittests.cc b/src/lib/stats/tests/run_unittests.cc new file mode 100644 index 0000000..9d621ae --- /dev/null +++ b/src/lib/stats/tests/run_unittests.cc @@ -0,0 +1,18 @@ +// Copyright (C) 2015 Internet Systems Consortium, Inc. ("ISC") +// +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#include <config.h> + +#include <gtest/gtest.h> + +int +main(int argc, char* argv[]) { + ::testing::InitGoogleTest(&argc, argv); + + int result = RUN_ALL_TESTS(); + + return (result); +} diff --git a/src/lib/stats/tests/stats_mgr_unittest.cc b/src/lib/stats/tests/stats_mgr_unittest.cc new file mode 100644 index 0000000..734d134 --- /dev/null +++ b/src/lib/stats/tests/stats_mgr_unittest.cc @@ -0,0 +1,1117 @@ +// Copyright (C) 2015-2020 Internet Systems Consortium, Inc. ("ISC") +// +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#include <config.h> + +#include <stats/stats_mgr.h> +#include <exceptions/exceptions.h> +#include <cc/data.h> +#include <cc/command_interpreter.h> +#include <util/chrono_time_utils.h> +#include <boost/shared_ptr.hpp> +#include <gtest/gtest.h> + +#include <iostream> +#include <sstream> + +using namespace isc; +using namespace isc::data; +using namespace isc::stats; +using namespace isc::config; +using namespace std::chrono; + +namespace { + +static const StatsDuration& dur1234(hours(1) + minutes(2) + seconds(3) + + milliseconds(4)); +static const StatsDuration& dur5678(hours(5) + minutes(6) + seconds(7) + + milliseconds(8)); +static const StatsDuration& dur1245(hours(1) + minutes(2) + seconds(45)); + +/// @brief Fixture class for StatsMgr testing +/// +/// Very simple class that makes sure that StatsMgr is indeed instantiated +/// before the test and any statistics are wiped out after it. +class StatsMgrTest : public ::testing::Test { +public: + /// @brief Constructor + /// Makes sure that the Statistics Manager is instantiated. + StatsMgrTest() { + StatsMgr::instance(); + StatsMgr::instance().removeAll(); + } + + /// @brief Destructor + /// Removes all statistics and restores class defaults. + ~StatsMgrTest() { + StatsMgr::instance().removeAll(); + StatsMgr::instance().setMaxSampleAgeDefault(StatsDuration::zero()); + StatsMgr::instance().setMaxSampleCountDefault(20); + } +}; + +// Basic test for statistics manager interface. +TEST_F(StatsMgrTest, basic) { + // Getting an instance + EXPECT_NO_THROW(StatsMgr::instance()); + + // Check that there are no statistics recorded by default. + EXPECT_EQ(0, StatsMgr::instance().count()); +} + +// Test checks whether it's possible to record and later report +// an integer statistic. +TEST_F(StatsMgrTest, integerStat) { + EXPECT_NO_THROW(StatsMgr::instance().setValue("alpha", + static_cast<int64_t>(1234))); + + ObservationPtr alpha; + EXPECT_NO_THROW(alpha = StatsMgr::instance().getObservation("alpha")); + ASSERT_TRUE(alpha); + + std::string exp = "{ \"alpha\": [ [ 1234, \"" + + isc::util::clockToText(alpha->getInteger().second) + "\" ] ] }"; + + EXPECT_EQ(exp, StatsMgr::instance().get("alpha")->str()); +} + +// Test checks whether it's possible to record and later report +// a floating point statistic. +TEST_F(StatsMgrTest, floatStat) { + EXPECT_NO_THROW(StatsMgr::instance().setValue("beta", 12.34)); + + ObservationPtr beta; + EXPECT_NO_THROW(beta = StatsMgr::instance().getObservation("beta")); + ASSERT_TRUE(beta); + + std::string exp = "{ \"beta\": [ [ 12.34, \"" + + isc::util::clockToText(beta->getFloat().second) + "\" ] ] }"; + + EXPECT_EQ(exp, StatsMgr::instance().get("beta")->str()); +} + +// Test checks whether it's possible to record and later report +// a duration statistic. +TEST_F(StatsMgrTest, durationStat) { + EXPECT_NO_THROW(StatsMgr::instance().setValue("gamma", dur1234)); + + ObservationPtr gamma; + EXPECT_NO_THROW(gamma = StatsMgr::instance().getObservation("gamma")); + ASSERT_TRUE(gamma); + + std::string exp = "{ \"gamma\": [ [ \"01:02:03.004000\", \"" + + isc::util::clockToText(gamma->getDuration().second) + "\" ] ] }"; + + EXPECT_EQ(exp, StatsMgr::instance().get("gamma")->str()); +} + +// Test checks whether it's possible to record and later report +// a string statistic. +TEST_F(StatsMgrTest, stringStat) { + EXPECT_NO_THROW(StatsMgr::instance().setValue("delta", + "Lorem ipsum")); + + ObservationPtr delta; + EXPECT_NO_THROW(delta = StatsMgr::instance().getObservation("delta")); + ASSERT_TRUE(delta); + + std::string exp = "{ \"delta\": [ [ \"Lorem ipsum\", \"" + + isc::util::clockToText(delta->getString().second) + "\" ] ] }"; + + EXPECT_EQ(exp, StatsMgr::instance().get("delta")->str()); +} + +// Basic test of getSize function. +TEST_F(StatsMgrTest, getSize) { + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + EXPECT_NO_THROW(StatsMgr::instance().getSize("alpha")); + EXPECT_NO_THROW(StatsMgr::instance().getSize("beta")); + EXPECT_NO_THROW(StatsMgr::instance().getSize("gamma")); + EXPECT_NO_THROW(StatsMgr::instance().getSize("delta")); + + EXPECT_EQ(StatsMgr::instance().getSize("alpha"), 1); + EXPECT_EQ(StatsMgr::instance().getSize("beta"), 1); + EXPECT_EQ(StatsMgr::instance().getSize("gamma"), 1); + EXPECT_EQ(StatsMgr::instance().getSize("delta"), 1); +} + +// Test checks whether setting age limit and count limit works properly. +TEST_F(StatsMgrTest, setLimits) { + // Initializing of an integer type observation + StatsMgr::instance().setValue("foo", static_cast<int64_t>(1)); + + EXPECT_NO_THROW(StatsMgr::instance().setMaxSampleAge("foo", + seconds(1))); + + for (uint32_t i = 0; i < 10; ++i) { + if (i == 5) { + sleep(1); // wait one second to force exceeding the time limit + } + StatsMgr::instance().setValue("foo", static_cast<int64_t>(i)); + } + + EXPECT_EQ(StatsMgr::instance().getSize("foo"), 5); + EXPECT_NO_THROW(StatsMgr::instance().setMaxSampleCount("foo", 100)); + + for (int64_t i = 0; i < 200; ++i) { + StatsMgr::instance().setValue("foo", i); + } + + EXPECT_EQ(StatsMgr::instance().getSize("foo"), 100); +} + +// Test checks whether setting age limit and count limit to existing +// statistics works properly. +TEST_F(StatsMgrTest, setLimitsAll) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + // check the setting of time limit to existing statistics + EXPECT_NO_THROW(StatsMgr::instance().setMaxSampleAgeAll(seconds(1))); + + // check if time limit was set properly and whether count limit is disabled + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().second, + seconds(1)); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().second, + seconds(1)); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().second, + seconds(1)); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().second, + seconds(1)); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().first, false); + + // check the setting of count limit to existing statistics + EXPECT_NO_THROW(StatsMgr::instance().setMaxSampleCountAll(1200)); + + // check if count limit was set properly and whether count limit is disabled + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().second, 1200); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().second, 1200); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().second, 1200); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().second, 1200); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().first, false); +} + +// Test checks whether setting default age limit and count limit works +// properly. +TEST_F(StatsMgrTest, setLimitsDefault) { + ASSERT_EQ(StatsMgr::instance().getMaxSampleCountDefault(), 20); + ASSERT_EQ(StatsMgr::instance().getMaxSampleAgeDefault(), StatsDuration::zero()); + + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", seconds(1234)); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + // check what default applied + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().second, 20); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().second, StatsDuration::zero()); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().second, 20); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().second, StatsDuration::zero()); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().second, 20); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().second, StatsDuration::zero()); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().second, 20); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().second, StatsDuration::zero()); + + // Retry with another default count limits. + EXPECT_NO_THROW(StatsMgr::instance().setMaxSampleCountDefault(10)); + EXPECT_NO_THROW(StatsMgr::instance().setMaxSampleAgeDefault(seconds(5))); + ASSERT_EQ(StatsMgr::instance().getMaxSampleCountDefault(), 10); + ASSERT_EQ(StatsMgr::instance().getMaxSampleAgeDefault(), seconds(5)); + + // Check the existing statistics were not updated. + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().second, 20); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().second, StatsDuration::zero()); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().second, 20); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().second, StatsDuration::zero()); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().second, 20); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().second, StatsDuration::zero()); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().second, 20); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().second, StatsDuration::zero()); + + // Remove all test statistics. + EXPECT_NO_THROW(StatsMgr::instance().removeAll()); + + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", seconds(1234)); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().second, seconds(5)); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().second, seconds(5)); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().second, seconds(5)); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().second, seconds(5)); + + // Retry with count limit disable. + EXPECT_NO_THROW(StatsMgr::instance().setMaxSampleCountDefault(0)); + ASSERT_EQ(StatsMgr::instance().getMaxSampleCountDefault(), 0); + + // Check the existing statistics were not updated. + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().second, seconds(5)); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().second, seconds(5)); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().second, seconds(5)); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().second, seconds(5)); + + // Remove all test statistics. + EXPECT_NO_THROW(StatsMgr::instance().removeAll()); + + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", seconds(1234)); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().second, seconds(5)); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().second, seconds(5)); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().second, seconds(5)); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().first, false); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().second, 10); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().second, seconds(5)); + + EXPECT_NO_THROW(StatsMgr::instance().setMaxSampleCountDefault(20)); + EXPECT_NO_THROW(StatsMgr::instance().setMaxSampleAgeDefault(StatsDuration::zero())); +} + +// This test checks whether a single (get("foo")) and all (getAll()) +// statistics are reported properly. +TEST_F(StatsMgrTest, getGetAll) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem"); + + // The string's representation of firstly added statistics + std::string alpha_first = ", [ 1234, \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("alpha") + ->getInteger().second) + "\" ] ]"; + std::string beta_first = ", [ 12.34, \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("beta") + ->getFloat().second) + "\" ] ]"; + std::string gamma_first = ", [ \"01:02:03.004000\", \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("gamma") + ->getDuration().second) + "\" ] ]"; + std::string delta_first = ", [ \"Lorem\", \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("delta") + ->getString().second) + "\" ] ]"; + + // Now add some values to them + StatsMgr::instance().addValue("alpha", static_cast<int64_t>(5678)); + StatsMgr::instance().addValue("beta", 56.78); + StatsMgr::instance().addValue("gamma", dur5678); + StatsMgr::instance().addValue("delta", " ipsum"); + + // There should be 4 statistics reported + EXPECT_EQ(4, StatsMgr::instance().count()); + + // Now check whether they can be reported back + ConstElementPtr rep_alpha = StatsMgr::instance().get("alpha"); + ConstElementPtr rep_beta = StatsMgr::instance().get("beta"); + ConstElementPtr rep_gamma = StatsMgr::instance().get("gamma"); + ConstElementPtr rep_delta = StatsMgr::instance().get("delta"); + + ASSERT_TRUE(rep_alpha); + ASSERT_TRUE(rep_beta); + ASSERT_TRUE(rep_gamma); + ASSERT_TRUE(rep_delta); + + std::string exp_str_alpha = "[ [ 6912, \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("alpha") + ->getInteger().second) + "\" ]" + alpha_first; + std::string exp_str_beta = "[ [ 69.12, \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("beta") + ->getFloat().second) + "\" ]" + beta_first; + std::string exp_str_gamma = "[ [ \"06:08:10.012000\", \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("gamma") + ->getDuration().second) + "\" ]" + gamma_first; + std::string exp_str_delta = "[ [ \"Lorem ipsum\", \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("delta") + ->getString().second) + "\" ]" + delta_first; + + // Check that individual stats are reported properly + EXPECT_EQ("{ \"alpha\": " + exp_str_alpha + " }", rep_alpha->str()); + EXPECT_EQ("{ \"beta\": " + exp_str_beta + " }", rep_beta->str()); + EXPECT_EQ("{ \"gamma\": " + exp_str_gamma + " }", rep_gamma->str()); + EXPECT_EQ("{ \"delta\": " + exp_str_delta + " }", rep_delta->str()); + + // Check that non-existent metric is not reported. + EXPECT_EQ("{ }", StatsMgr::instance().get("epsilon")->str()); + + // Check that all of them can be reported at once + ConstElementPtr rep_all = StatsMgr::instance().getAll(); + ASSERT_TRUE(rep_all); + + // Verifying this is a bit more involved, as we don't know whether the + // order would be preserved or not. + EXPECT_EQ(4, rep_all->size()); + ASSERT_TRUE(rep_all->get("alpha")); + ASSERT_TRUE(rep_all->get("beta")); + ASSERT_TRUE(rep_all->get("delta")); + ASSERT_TRUE(rep_all->get("gamma")); + EXPECT_FALSE(rep_all->get("epsilon")); + + EXPECT_EQ(exp_str_alpha, rep_all->get("alpha")->str()); + EXPECT_EQ(exp_str_beta, rep_all->get("beta")->str()); + EXPECT_EQ(exp_str_gamma, rep_all->get("gamma")->str()); + EXPECT_EQ(exp_str_delta, rep_all->get("delta")->str()); +} + +// This test checks whether existing statistics can be reset. +TEST_F(StatsMgrTest, reset) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + // This should reset alpha to 0 + EXPECT_NO_THROW(StatsMgr::instance().reset("alpha")); + EXPECT_EQ(0, + StatsMgr::instance().getObservation("alpha")->getInteger().first); + + // The other stats should remain untouched + EXPECT_EQ(12.34, + StatsMgr::instance().getObservation("beta")->getFloat().first); + EXPECT_EQ(dur1234, + StatsMgr::instance().getObservation("gamma")->getDuration().first); + EXPECT_EQ("Lorem ipsum", + StatsMgr::instance().getObservation("delta")->getString().first); + + // Now let's wipe them, too. + EXPECT_NO_THROW(StatsMgr::instance().reset("beta")); + EXPECT_NO_THROW(StatsMgr::instance().reset("gamma")); + EXPECT_NO_THROW(StatsMgr::instance().reset("delta")); + EXPECT_EQ(0.0, + StatsMgr::instance().getObservation("beta")->getFloat().first); + EXPECT_EQ(StatsDuration::zero(), + StatsMgr::instance().getObservation("gamma")->getDuration().first); + EXPECT_EQ("", + StatsMgr::instance().getObservation("delta")->getString().first); + + // Resetting statistics should not remove them + EXPECT_EQ(4, StatsMgr::instance().count()); +} + +// This test checks whether existing statistics can be reset. +TEST_F(StatsMgrTest, resetAll) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + // This should reset alpha to 0 + EXPECT_NO_THROW(StatsMgr::instance().resetAll()); + EXPECT_EQ(0, + StatsMgr::instance().getObservation("alpha")->getInteger().first); + EXPECT_EQ(0.0, + StatsMgr::instance().getObservation("beta")->getFloat().first); + EXPECT_EQ(StatsDuration::zero(), + StatsMgr::instance().getObservation("gamma")->getDuration().first); + EXPECT_EQ("", + StatsMgr::instance().getObservation("delta")->getString().first); + + // Resetting all statistics should not remove them + EXPECT_EQ(4, StatsMgr::instance().count()); +} + +// This test checks whether statistics can be removed. +TEST_F(StatsMgrTest, removeAll) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + // This should reset alpha to 0 + EXPECT_NO_THROW(StatsMgr::instance().removeAll()); + + // Resetting all statistics should not remove them + EXPECT_EQ(0, StatsMgr::instance().count()); + + // There should be no such statistics anymore + EXPECT_EQ("{ }", StatsMgr::instance().get("alpha")->str()); + EXPECT_EQ("{ }", StatsMgr::instance().get("beta")->str()); + EXPECT_EQ("{ }", StatsMgr::instance().get("gamma")->str()); + EXPECT_EQ("{ }", StatsMgr::instance().get("delta")->str()); + + // There should be no such statistics anymore + EXPECT_FALSE(StatsMgr::instance().getObservation("alpha")); + EXPECT_FALSE(StatsMgr::instance().getObservation("beta")); + EXPECT_FALSE(StatsMgr::instance().getObservation("gamma")); + EXPECT_FALSE(StatsMgr::instance().getObservation("delta")); +} + +// This is a performance benchmark that checks how long does it take +// to increment a single statistic million times. +// +// Data points: +// It took 00:00:00.363709 (363ms) on late 2013 Mac with Mac OS X 10.9.5. +TEST_F(StatsMgrTest, DISABLED_performanceSingleAdd) { + StatsMgr::instance().removeAll(); + + uint32_t cycles = 1000000; + + auto before = SampleClock::now(); + for (uint32_t i = 0; i < cycles; ++i) { + StatsMgr::instance().addValue("metric1", 0.1 * i); + } + auto after = SampleClock::now(); + + auto dur = after - before; + + std::cout << "Incrementing a single statistic " << cycles << " times took: " + << isc::util::durationToText(dur) << std::endl; +} + +// This is a performance benchmark that checks how long does it take +// to set absolute value of a single statistic million times. +// +// Data points: +// It took 00:00:00.361003 (361ms) on late 2013 Mac with Mac OS X 10.9.5. +TEST_F(StatsMgrTest, DISABLED_performanceSingleSet) { + StatsMgr::instance().removeAll(); + + uint32_t cycles = 1000000; + + auto before = SampleClock::now(); + for (uint32_t i = 0; i < cycles; ++i) { + StatsMgr::instance().setValue("metric1", 0.1 * i); + } + auto after = SampleClock::now(); + + auto dur = after - before; + + std::cout << "Setting a single statistic " << cycles << " times took: " + << isc::util::durationToText(dur) << std::endl; +} + +// This is a performance benchmark that checks how long does it take to +// increment one statistic a million times, when there is 1000 other statistics +// present. +// +// Data points: +// 00:00:00.436943 (436ms) on late 2013 Mac with Mac OS X 10.9.5 +TEST_F(StatsMgrTest, DISABLED_performanceMultipleAdd) { + StatsMgr::instance().removeAll(); + + uint32_t cycles = 1000000; + uint32_t stats = 1000; + + for (uint32_t i = 0; i < stats; ++i) { + std::stringstream tmp; + tmp << "statistic" << i; + StatsMgr::instance().setValue(tmp.str(), static_cast<int64_t>(i)); + } + + auto before = SampleClock::now(); + for (uint32_t i = 0; i < cycles; ++i) { + StatsMgr::instance().addValue("metric1", static_cast<int64_t>(i)); + } + auto after = SampleClock::now(); + + auto dur = after - before; + + std::cout << "Incrementing one of " << stats << " statistics " << cycles + << " times took: " << isc::util::durationToText(dur) << std::endl; +} + +// This is a performance benchmark that checks how long does it take to +// set one statistic to a given value a million times, when there is 1000 other +// statistics present. +// +// Data points: +// 00:00:00.424518 (424ms) on late 2013 Mac with Mac OS X 10.9.5 +TEST_F(StatsMgrTest, DISABLED_performanceMultipleSet) { + StatsMgr::instance().removeAll(); + + uint32_t cycles = 1000000; + uint32_t stats = 1000; + + for (uint32_t i = 0; i < stats; ++i) { + std::stringstream tmp; + tmp << "statistic" << i; + StatsMgr::instance().setValue(tmp.str(), static_cast<int64_t>(i)); + } + + auto before = SampleClock::now(); + for (uint32_t i = 0; i < cycles; ++i) { + StatsMgr::instance().setValue("metric1", static_cast<int64_t>(i)); + } + auto after = SampleClock::now(); + + auto dur = after - before; + + std::cout << "Setting one of " << stats << " statistics " << cycles + << " times took: " << isc::util::durationToText(dur) << std::endl; +} + +// Test checks whether statistics name can be generated using various +// indexes. +TEST_F(StatsMgrTest, generateName) { + // generateName is a templated method, so in principle anything printable + // to stream can be used as index. However, in practice only integers + // and possibly strings will be used. + + // Let's text integer as index. + EXPECT_EQ("subnet[123].pkt4-received", + StatsMgr::generateName("subnet", 123, "pkt4-received")); + + // Lets' test string as index. + EXPECT_EQ("subnet[foo].pkt4-received", + StatsMgr::generateName("subnet", "foo", "pkt4-received")); +} + +// Test checks if statistic-get handler is able to return specified statistic. +TEST_F(StatsMgrTest, commandStatisticGet) { + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + + ElementPtr params = Element::createMap(); + params->set("name", Element::create("alpha")); + + ConstElementPtr rsp = StatsMgr::instance().statisticGetHandler("statistic-get", + params); + + ObservationPtr alpha; + EXPECT_NO_THROW(alpha = StatsMgr::instance().getObservation("alpha")); + ASSERT_TRUE(alpha); + + std::string exp = "{ \"alpha\": [ [ 1234, \"" + + isc::util::clockToText(alpha->getInteger().second) + "\" ] ] }"; + + EXPECT_EQ("{ \"arguments\": " + exp + ", \"result\": 0 }", rsp->str()); +} + +// Test checks if statistic-get is able to handle: +// - a request without parameters +// - a request with missing statistic name +// - a request for non-existing statistic. +TEST_F(StatsMgrTest, commandStatisticGetNegative) { + // Case 1: a request without parameters + ConstElementPtr rsp = StatsMgr::instance().statisticGetHandler("statistic-get", + ElementPtr()); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 2: a request with missing statistic name + ElementPtr params = Element::createMap(); + rsp = StatsMgr::instance().statisticGetHandler("statistic-get", params); + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 3: a request for non-existing statistic + params->set("name", Element::create("alpha")); + rsp = StatsMgr::instance().statisticGetHandler("statistic-get", params); + EXPECT_EQ("{ \"arguments\": { }, \"result\": 0 }", rsp->str()); +} + +// This test checks whether statistic-get-all command returns all statistics +// correctly. +TEST_F(StatsMgrTest, commandGetAll) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + // Now get them. They're used to generate expected output + ConstElementPtr rep_alpha = StatsMgr::instance().get("alpha"); + ConstElementPtr rep_beta = StatsMgr::instance().get("beta"); + ConstElementPtr rep_gamma = StatsMgr::instance().get("gamma"); + ConstElementPtr rep_delta = StatsMgr::instance().get("delta"); + + ASSERT_TRUE(rep_alpha); + ASSERT_TRUE(rep_beta); + ASSERT_TRUE(rep_gamma); + ASSERT_TRUE(rep_delta); + + std::string exp_str_alpha = "[ [ 1234, \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("alpha") + ->getInteger().second) + "\" ] ]"; + std::string exp_str_beta = "[ [ 12.34, \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("beta") + ->getFloat().second) + "\" ] ]"; + std::string exp_str_gamma = "[ [ \"01:02:03.004000\", \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("gamma") + ->getDuration().second) + "\" ] ]"; + std::string exp_str_delta = "[ [ \"Lorem ipsum\", \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("delta") + ->getString().second) + "\" ] ]"; + + // Check that all of them can be reported at once + ConstElementPtr rsp = StatsMgr::instance().statisticGetAllHandler( + "statistic-get-all", ElementPtr()); + ASSERT_TRUE(rsp); + int status_code; + ConstElementPtr rep_all = parseAnswer(status_code, rsp); + ASSERT_EQ(0, status_code); + ASSERT_TRUE(rep_all); + + // Verifying this is a bit more involved, as we don't know whether the + // order would be preserved or not. + EXPECT_EQ(4, rep_all->size()); + ASSERT_TRUE(rep_all->get("alpha")); + ASSERT_TRUE(rep_all->get("beta")); + ASSERT_TRUE(rep_all->get("delta")); + ASSERT_TRUE(rep_all->get("gamma")); + EXPECT_FALSE(rep_all->get("epsilon")); + + EXPECT_EQ(exp_str_alpha, rep_all->get("alpha")->str()); + EXPECT_EQ(exp_str_beta, rep_all->get("beta")->str()); + EXPECT_EQ(exp_str_gamma, rep_all->get("gamma")->str()); + EXPECT_EQ(exp_str_delta, rep_all->get("delta")->str()); +} + +// Test checks if statistic-reset handler is able to reset specified statistic. +TEST_F(StatsMgrTest, commandStatisticReset) { + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + + ElementPtr params = Element::createMap(); + params->set("name", Element::create("alpha")); + + ConstElementPtr rsp = + StatsMgr::instance().statisticResetHandler("statistic-reset", params); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(CONTROL_RESULT_SUCCESS, status_code); + + ObservationPtr alpha; + EXPECT_NO_THROW(alpha = StatsMgr::instance().getObservation("alpha")); + ASSERT_TRUE(alpha); + + // Check that it was indeed reset + EXPECT_EQ(0, alpha->getInteger().first); +} + +// Test checks if statistic-reset is able to handle: +// - a request without parameters +// - a request with missing statistic name +// - a request for non-existing statistic. +TEST_F(StatsMgrTest, commandStatisticResetNegative) { + // Case 1: a request without parameters + ConstElementPtr rsp = + StatsMgr::instance().statisticResetHandler("statistic-reset", ElementPtr()); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 2: a request with missing statistic name + ElementPtr params = Element::createMap(); + rsp = StatsMgr::instance().statisticResetHandler("statistic-reset", params); + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 3: a request for non-existing statistic + params->set("name", Element::create("alpha")); + rsp = StatsMgr::instance().statisticResetHandler("statistic-reset", params); + EXPECT_EQ("{ \"result\": 1, \"text\": \"No 'alpha' statistic found\" }", + rsp->str()); +} + +// This test checks whether statistic-reset-all command really resets all +// statistics correctly. +TEST_F(StatsMgrTest, commandResetAll) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + // Now get them. They're used to generate expected output + ConstElementPtr rep_alpha = StatsMgr::instance().get("alpha"); + ConstElementPtr rep_beta = StatsMgr::instance().get("beta"); + ConstElementPtr rep_gamma = StatsMgr::instance().get("gamma"); + ConstElementPtr rep_delta = StatsMgr::instance().get("delta"); + + ASSERT_TRUE(rep_alpha); + ASSERT_TRUE(rep_beta); + ASSERT_TRUE(rep_gamma); + ASSERT_TRUE(rep_delta); + + std::string exp_str_alpha = "[ [ 1234, \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("alpha") + ->getInteger().second) + "\" ] ]"; + std::string exp_str_beta = "[ [ 12.34, \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("beta") + ->getFloat().second) + "\" ] ]"; + std::string exp_str_gamma = "[ [ \"01:02:03.004000\", \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("gamma") + ->getDuration().second) + "\" ] ]"; + std::string exp_str_delta = "[ [ \"Lorem ipsum\", \"" + + isc::util::clockToText(StatsMgr::instance().getObservation("delta") + ->getString().second) + "\" ] ]"; + + // Check that all of them can be reset at once + ConstElementPtr rsp = StatsMgr::instance().statisticResetAllHandler( + "statistic-reset-all", ElementPtr()); + ASSERT_TRUE(rsp); + int status_code; + ConstElementPtr rep_all = parseAnswer(status_code, rsp); + ASSERT_EQ(0, status_code); + ASSERT_TRUE(rep_all); + + // Check that they're indeed reset + EXPECT_EQ(0, + StatsMgr::instance().getObservation("alpha")->getInteger().first); + EXPECT_EQ(0.0f, + StatsMgr::instance().getObservation("beta")->getFloat().first); + EXPECT_EQ(StatsDuration::zero(), + StatsMgr::instance().getObservation("gamma")->getDuration().first); + EXPECT_EQ("", + StatsMgr::instance().getObservation("delta")->getString().first); +} + +// Test checks if statistic-remove handler is able to remove a statistic. +TEST_F(StatsMgrTest, commandStatisticRemove) { + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + + ElementPtr params = Element::createMap(); + params->set("name", Element::create("alpha")); + + ConstElementPtr rsp = + StatsMgr::instance().statisticRemoveHandler("statistic-remove", params); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(CONTROL_RESULT_SUCCESS, status_code); + + // It should be gone. + EXPECT_FALSE(StatsMgr::instance().getObservation("alpha")); + EXPECT_EQ(0, StatsMgr::instance().count()); +} + +// Test checks if statistic-remove is able to handle: +// - a request without parameters +// - a request with missing statistic name +// - a request for non-existing statistic. +TEST_F(StatsMgrTest, commandStatisticRemoveNegative) { + // Case 1: a request without parameters + ConstElementPtr rsp = + StatsMgr::instance().statisticRemoveHandler("statistic-remove", ElementPtr()); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 2: a request with missing statistic name + ElementPtr params = Element::createMap(); + rsp = StatsMgr::instance().statisticRemoveHandler("statistic-remove", params); + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 3: a request for non-existing statistic + params->set("name", Element::create("alpha")); + rsp = StatsMgr::instance().statisticRemoveHandler("statistic-remove", params); + EXPECT_EQ("{ \"result\": 1, \"text\": \"No 'alpha' statistic found\" }", + rsp->str()); +} + +// This test checks whether statistic-remove-all command really resets all +// statistics correctly. +TEST_F(StatsMgrTest, commandRemoveAll) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + // Check that all of them can be reset at once + ConstElementPtr rsp = StatsMgr::instance().statisticRemoveAllHandler( + "statistic-remove-all", ElementPtr()); + ASSERT_TRUE(rsp); + int status_code; + ConstElementPtr rep_all = parseAnswer(status_code, rsp); + ASSERT_EQ(0, status_code); + ASSERT_TRUE(rep_all); + std::string exp = "\"Warning: statistic-remove-all command is deprecated."; + exp += " All statistics removed.\""; + EXPECT_EQ(exp, rep_all->str()); + + EXPECT_FALSE(StatsMgr::instance().getObservation("alpha")); + EXPECT_FALSE(StatsMgr::instance().getObservation("beta")); + EXPECT_FALSE(StatsMgr::instance().getObservation("gamma")); + EXPECT_FALSE(StatsMgr::instance().getObservation("delta")); + EXPECT_EQ(0, StatsMgr::instance().count()); +} + +// This test checks whether statistic-sample-age-set command really set +// max_sample_age_ limit correctly. +TEST_F(StatsMgrTest, commandSetMaxSampleAge) { + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + + ElementPtr params = Element::createMap(); + params->set("name", Element::create("alpha")); + params->set("duration", Element::create(1245)); // minutes(20) + seconds(45) + + ConstElementPtr rsp = + StatsMgr::instance().statisticSetMaxSampleAgeHandler("statistic-sample-age-set", params); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(CONTROL_RESULT_SUCCESS, status_code); + + // check if time limit was set properly and whether count limit is disabled + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().second, + minutes(20) + seconds(45)); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, false); +} + +// Test checks if statistic-sample-age-set is able to handle: +// - a request without parameters +// - a request without duration parameter +// - a request with missing statistic name +// - a request for non-existing statistic. +TEST_F(StatsMgrTest, commandSetMaxSampleAgeNegative) { + // Case 1: a request without parameters + ConstElementPtr rsp = + StatsMgr::instance().statisticSetMaxSampleAgeHandler("statistic-sample-age-set", ElementPtr()); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 2: a request without duration parameter + ElementPtr params = Element::createMap(); + params->set("name", Element::create("alpha")); + rsp = StatsMgr::instance().statisticSetMaxSampleAgeHandler("statistic-sample-age-set", params); + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 3: a request with missing statistic name + params = Element::createMap(); + params->set("duration", Element::create(100)); + rsp = StatsMgr::instance().statisticSetMaxSampleAgeHandler("statistic-sample-age-set", params); + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 4: a request for non-existing statistic + params->set("name", Element::create("alpha")); + rsp = StatsMgr::instance().statisticSetMaxSampleAgeHandler("statistic-sample-age-set", params); + EXPECT_EQ("{ \"result\": 1, \"text\": \"No 'alpha' statistic found\" }", + rsp->str()); +} + +TEST_F(StatsMgrTest, commandSetMaxSampleAgeAll) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + ElementPtr params = Element::createMap(); + params->set("duration", Element::create(3765)); // set duration to 3765 seconds + + ConstElementPtr rsp = + StatsMgr::instance().statisticSetMaxSampleAgeAllHandler(params); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(CONTROL_RESULT_SUCCESS, status_code); + + // check defaults + EXPECT_EQ(StatsMgr::instance().getMaxSampleAgeDefault(), seconds(3765)); + EXPECT_EQ(StatsMgr::instance().getMaxSampleCountDefault(), 0); + + // check if time limit was set properly and whether count limit is disabled + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().second, + dur1245); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().second, + dur1245); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().second, + dur1245); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().second, + dur1245); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().first, false); +} + +// This test checks whether statistic-sample-count-set command really set +// max_sample_count_ limit correctly. +TEST_F(StatsMgrTest, commandSetMaxSampleCount) { + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + + ElementPtr params = Element::createMap(); + params->set("name", Element::create("alpha")); + params->set("max-samples", Element::create(15)); + + ConstElementPtr rsp = + StatsMgr::instance().statisticSetMaxSampleCountHandler("statistic-sample-count-set", params); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(CONTROL_RESULT_SUCCESS, status_code); + + // check if time limit was set properly and whether duration limit is disabled + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().second, 15); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, false); +} + +// Test checks if statistic-sample-count-set is able to handle: +// - a request without parameters +// - a request without max-samples parameter +// - a request with missing statistic name +// - a request for non-existing statistic. +TEST_F(StatsMgrTest, commandSetMaxSampleCountNegative) { + // Case 1: a request without parameters + ConstElementPtr rsp = + StatsMgr::instance().statisticSetMaxSampleCountHandler("statistic-sample-count-set", ElementPtr()); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 2: a request without max-samples parameter + ElementPtr params = Element::createMap(); + params->set("name", Element::create("alpha")); + rsp = StatsMgr::instance().statisticSetMaxSampleCountHandler("statistic-sample-count-set", params); + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 3: a request with missing statistic name + params = Element::createMap(); + params->set("max-samples", Element::create(10)); + rsp = StatsMgr::instance().statisticSetMaxSampleCountHandler("statistic-sample-count-set", params); + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); + + // Case 4: a request for non-existing statistic + params->set("name", Element::create("alpha")); + rsp = StatsMgr::instance().statisticSetMaxSampleCountHandler("statistic-sample-count-set", params); + EXPECT_EQ("{ \"result\": 1, \"text\": \"No 'alpha' statistic found\" }", + rsp->str()); +} + +TEST_F(StatsMgrTest, commandSetMaxSampleCountAll) { + // Set a couple of statistics + StatsMgr::instance().setValue("alpha", static_cast<int64_t>(1234)); + StatsMgr::instance().setValue("beta", 12.34); + StatsMgr::instance().setValue("gamma", dur1234); + StatsMgr::instance().setValue("delta", "Lorem ipsum"); + + ElementPtr params = Element::createMap(); + params->set("max-samples", Element::create(200)); + + ConstElementPtr rsp = + StatsMgr::instance().statisticSetMaxSampleCountAllHandler(params); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(CONTROL_RESULT_SUCCESS, status_code); + + // check default + EXPECT_EQ(StatsMgr::instance().getMaxSampleCountDefault(), 200); + + // check if count limit was set properly and whether count limit is disabled + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleCount().second, 200); + EXPECT_EQ(StatsMgr::instance().getObservation("alpha")->getMaxSampleAge().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleCount().second, 200); + EXPECT_EQ(StatsMgr::instance().getObservation("beta")->getMaxSampleAge().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleCount().second, 200); + EXPECT_EQ(StatsMgr::instance().getObservation("gamma")->getMaxSampleAge().first, false); + + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().first, true); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleCount().second, 200); + EXPECT_EQ(StatsMgr::instance().getObservation("delta")->getMaxSampleAge().first, false); +} + +// Test checks if statistics-sample-count-set-all fails on zero. +TEST_F(StatsMgrTest, commandSetMaxSampleCountAllZero) { + ElementPtr params = Element::createMap(); + params->set("max-samples", Element::create(0)); + + ConstElementPtr rsp = + StatsMgr::instance().statisticSetMaxSampleCountAllHandler(params); + int status_code; + ASSERT_NO_THROW(parseAnswer(status_code, rsp)); + EXPECT_EQ(status_code, CONTROL_RESULT_ERROR); +} + +} |