cmds/statsd/tests/FieldValue_test.cpp - platform/frameworks/base - Git at Google

 /*
  * Copyright (C) 2017 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 #include <gtest/gtest.h>
 #include "frameworks/base/cmds/statsd/src/stats_log.pb.h"
 #include "frameworks/base/cmds/statsd/src/statsd_config.pb.h"
 #include "matchers/matcher_util.h"
 #include "src/logd/LogEvent.h"
 #include "stats_log_util.h"
 #include "stats_util.h"
 #include "subscriber/SubscriberReporter.h"

 #ifdef __ANDROID__

 namespace android {
 namespace os {
 namespace statsd {

 TEST(AtomMatcherTest, TestFieldTranslation) {
     FieldMatcher matcher1;
     matcher1.set_field(10);
     FieldMatcher* child = matcher1.add_child();
     child->set_field(1);
     child->set_position(Position::ANY);

     child = child->add_child();
     child->set_field(1);

     vector<Matcher> output;
     translateFieldMatcher(matcher1, &output);

     EXPECT_EQ((size_t)1, output.size());

     const auto& matcher12 = output[0];
     EXPECT_EQ((int32_t)10, matcher12.mMatcher.getTag());
     EXPECT_EQ((int32_t)0x02010001, matcher12.mMatcher.getField());
     EXPECT_EQ((int32_t)0xff7f007f, matcher12.mMask);
 }

 TEST(AtomMatcherTest, TestFieldTranslation_ALL) {
     FieldMatcher matcher1;
     matcher1.set_field(10);
     FieldMatcher* child = matcher1.add_child();
     child->set_field(1);
     child->set_position(Position::ALL);

     child = child->add_child();
     child->set_field(1);

     vector<Matcher> output;
     translateFieldMatcher(matcher1, &output);

     EXPECT_EQ((size_t)1, output.size());

     const auto& matcher12 = output[0];
     EXPECT_EQ((int32_t)10, matcher12.mMatcher.getTag());
     EXPECT_EQ((int32_t)0x02010001, matcher12.mMatcher.getField());
     EXPECT_EQ((int32_t)0xff7f7f7f, matcher12.mMask);
 }

 TEST(AtomMatcherTest, TestFilter_ALL) {
     FieldMatcher matcher1;
     matcher1.set_field(10);
     FieldMatcher* child = matcher1.add_child();
     child->set_field(1);
     child->set_position(Position::ALL);

     child->add_child()->set_field(1);
     child->add_child()->set_field(2);

     child = matcher1.add_child();
     child->set_field(2);

     vector<Matcher> matchers;
     translateFieldMatcher(matcher1, &matchers);

     AttributionNodeInternal attribution_node1;
     attribution_node1.set_uid(1111);
     attribution_node1.set_tag("location1");

     AttributionNodeInternal attribution_node2;
     attribution_node2.set_uid(2222);
     attribution_node2.set_tag("location2");

     AttributionNodeInternal attribution_node3;
     attribution_node3.set_uid(3333);
     attribution_node3.set_tag("location3");
     std::vector<AttributionNodeInternal> attribution_nodes = {attribution_node1, attribution_node2,
                                                               attribution_node3};

     // Set up the event
     LogEvent event(10, 12345);
     event.write(attribution_nodes);
     event.write("some value");
     // Convert to a LogEvent
     event.init();
     HashableDimensionKey output;

     filterValues(matchers, event.getValues(), &output);

     EXPECT_EQ((size_t)7, output.getValues().size());
     EXPECT_EQ((int32_t)0x02010101, output.getValues()[0].mField.getField());
     EXPECT_EQ((int32_t)1111, output.getValues()[0].mValue.int_value);
     EXPECT_EQ((int32_t)0x02010102, output.getValues()[1].mField.getField());
     EXPECT_EQ("location1", output.getValues()[1].mValue.str_value);

     EXPECT_EQ((int32_t)0x02010201, output.getValues()[2].mField.getField());
     EXPECT_EQ((int32_t)2222, output.getValues()[2].mValue.int_value);
     EXPECT_EQ((int32_t)0x02010202, output.getValues()[3].mField.getField());
     EXPECT_EQ("location2", output.getValues()[3].mValue.str_value);

     EXPECT_EQ((int32_t)0x02010301, output.getValues()[4].mField.getField());
     EXPECT_EQ((int32_t)3333, output.getValues()[4].mValue.int_value);
     EXPECT_EQ((int32_t)0x02010302, output.getValues()[5].mField.getField());
     EXPECT_EQ("location3", output.getValues()[5].mValue.str_value);

     EXPECT_EQ((int32_t)0x00020000, output.getValues()[6].mField.getField());
     EXPECT_EQ("some value", output.getValues()[6].mValue.str_value);
 }

 TEST(AtomMatcherTest, TestSubDimension) {
     HashableDimensionKey dim;

     int pos1[] = {1, 1, 1};
     int pos2[] = {1, 1, 2};
     int pos3[] = {1, 1, 3};
     int pos4[] = {2, 0, 0};
     Field field1(10, pos1, 2);
     Field field2(10, pos2, 2);

     Field field3(10, pos3, 2);
     Field field4(10, pos4, 0);

     Value value1((int32_t)10025);
     Value value2("tag");

     Value value11((int32_t)10026);
     Value value22("tag2");

     dim.addValue(FieldValue(field1, value1));
     dim.addValue(FieldValue(field2, value2));

     HashableDimensionKey subDim1;
     subDim1.addValue(FieldValue(field1, value1));

     HashableDimensionKey subDim2;
     subDim1.addValue(FieldValue(field2, value2));

     EXPECT_TRUE(dim.contains(dim));
     EXPECT_TRUE(dim.contains(subDim1));
     EXPECT_TRUE(dim.contains(subDim2));

     HashableDimensionKey subDim3;
     subDim3.addValue(FieldValue(field1, value11));
     EXPECT_FALSE(dim.contains(subDim3));

     HashableDimensionKey subDim4;
     // Empty dimension is always a sub dimension of other dimensions
     EXPECT_TRUE(dim.contains(subDim4));
 }

 TEST(AtomMatcherTest, TestMetric2ConditionLink) {
     AttributionNodeInternal attribution_node1;
     attribution_node1.set_uid(1111);
     attribution_node1.set_tag("location1");

     AttributionNodeInternal attribution_node2;
     attribution_node2.set_uid(2222);
     attribution_node2.set_tag("location2");

     AttributionNodeInternal attribution_node3;
     attribution_node3.set_uid(3333);
     attribution_node3.set_tag("location3");
     std::vector<AttributionNodeInternal> attribution_nodes = {attribution_node1, attribution_node2,
                                                               attribution_node3};

     // Set up the event
     LogEvent event(10, 12345);
     event.write(attribution_nodes);
     event.write("some value");
     // Convert to a LogEvent
     event.init();

     FieldMatcher whatMatcher;
     whatMatcher.set_field(10);
     FieldMatcher* child11 = whatMatcher.add_child();
     child11->set_field(1);
     child11->set_position(Position::ANY);
     child11 = child11->add_child();
     child11->set_field(1);

     FieldMatcher conditionMatcher;
     conditionMatcher.set_field(27);
     FieldMatcher* child2 = conditionMatcher.add_child();
     child2->set_field(2);
     child2->set_position(Position::LAST);

     child2 = child2->add_child();
     child2->set_field(2);

     Metric2Condition link;

     translateFieldMatcher(whatMatcher, &link.metricFields);
     translateFieldMatcher(conditionMatcher, &link.conditionFields);

     EXPECT_EQ((size_t)1, link.metricFields.size());
     EXPECT_EQ((int32_t)0x02010001, link.metricFields[0].mMatcher.getField());
     EXPECT_EQ((int32_t)0xff7f007f, link.metricFields[0].mMask);
     EXPECT_EQ((int32_t)10, link.metricFields[0].mMatcher.getTag());

     EXPECT_EQ((size_t)1, link.conditionFields.size());
     EXPECT_EQ((int32_t)0x02028002, link.conditionFields[0].mMatcher.getField());
     EXPECT_EQ((int32_t)0xff7f807f, link.conditionFields[0].mMask);
     EXPECT_EQ((int32_t)27, link.conditionFields[0].mMatcher.getTag());
 }

 TEST(AtomMatcherTest, TestWriteDimensionPath) {
     for (auto position : {Position::ANY, Position::ALL, Position::FIRST, Position::LAST}) {
         FieldMatcher matcher1;
         matcher1.set_field(10);
         FieldMatcher* child = matcher1.add_child();
         child->set_field(2);
         child->set_position(position);
         child->add_child()->set_field(1);
         child->add_child()->set_field(3);

         child = matcher1.add_child();
         child->set_field(4);

         child = matcher1.add_child();
         child->set_field(6);
         child->add_child()->set_field(2);

         vector<Matcher> matchers;
         translateFieldMatcher(matcher1, &matchers);

         android::util::ProtoOutputStream protoOut;
         writeDimensionPathToProto(matchers, &protoOut);

         vector<uint8_t> outData;
         outData.resize(protoOut.size());
         size_t pos = 0;
         auto iter = protoOut.data();
         while (iter.readBuffer() != NULL) {
             size_t toRead = iter.currentToRead();
             std::memcpy(&(outData[pos]), iter.readBuffer(), toRead);
             pos += toRead;
             iter.rp()->move(toRead);
         }

         DimensionsValue result;
         EXPECT_EQ(true, result.ParseFromArray(&outData[0], outData.size()));

         EXPECT_EQ(10, result.field());
         EXPECT_EQ(DimensionsValue::ValueCase::kValueTuple, result.value_case());
         EXPECT_EQ(3, result.value_tuple().dimensions_value_size());

         const auto& dim1 = result.value_tuple().dimensions_value(0);
         EXPECT_EQ(2, dim1.field());
         EXPECT_EQ(2, dim1.value_tuple().dimensions_value_size());

         const auto& dim11 = dim1.value_tuple().dimensions_value(0);
         EXPECT_EQ(1, dim11.field());

         const auto& dim12 = dim1.value_tuple().dimensions_value(1);
         EXPECT_EQ(3, dim12.field());

         const auto& dim2 = result.value_tuple().dimensions_value(1);
         EXPECT_EQ(4, dim2.field());

         const auto& dim3 = result.value_tuple().dimensions_value(2);
         EXPECT_EQ(6, dim3.field());
         EXPECT_EQ(1, dim3.value_tuple().dimensions_value_size());
         const auto& dim31 = dim3.value_tuple().dimensions_value(0);
         EXPECT_EQ(2, dim31.field());
     }
 }

 TEST(AtomMatcherTest, TestSubscriberDimensionWrite) {
     HashableDimensionKey dim;

     int pos1[] = {1, 1, 1};
     int pos2[] = {1, 1, 2};
     int pos3[] = {1, 1, 3};
     int pos4[] = {2, 0, 0};

     Field field1(10, pos1, 2);
     Field field2(10, pos2, 2);
     Field field3(10, pos3, 2);
     Field field4(10, pos4, 0);

     Value value1((int32_t)10025);
     Value value2("tag");
     Value value3((int32_t)987654);
     Value value4((int32_t)99999);

     dim.addValue(FieldValue(field1, value1));
     dim.addValue(FieldValue(field2, value2));
     dim.addValue(FieldValue(field3, value3));
     dim.addValue(FieldValue(field4, value4));

     SubscriberReporter::getStatsDimensionsValue(dim);
     // TODO: can't test anything here because SubscriberReport class doesn't have any read api.
 }

 TEST(AtomMatcherTest, TestWriteDimensionToProto) {
     HashableDimensionKey dim;
     int pos1[] = {1, 1, 1};
     int pos2[] = {1, 1, 2};
     int pos3[] = {1, 1, 3};
     int pos4[] = {2, 0, 0};
     Field field1(10, pos1, 2);
     Field field2(10, pos2, 2);
     Field field3(10, pos3, 2);
     Field field4(10, pos4, 0);

     Value value1((int32_t)10025);
     Value value2("tag");
     Value value3((int32_t)987654);
     Value value4((int32_t)99999);

     dim.addValue(FieldValue(field1, value1));
     dim.addValue(FieldValue(field2, value2));
     dim.addValue(FieldValue(field3, value3));
     dim.addValue(FieldValue(field4, value4));

     android::util::ProtoOutputStream protoOut;
     writeDimensionToProto(dim, nullptr /* include strings */, &protoOut);

     vector<uint8_t> outData;
     outData.resize(protoOut.size());
     size_t pos = 0;
     auto iter = protoOut.data();
     while (iter.readBuffer() != NULL) {
         size_t toRead = iter.currentToRead();
         std::memcpy(&(outData[pos]), iter.readBuffer(), toRead);
         pos += toRead;
         iter.rp()->move(toRead);
     }

     DimensionsValue result;
     EXPECT_EQ(true, result.ParseFromArray(&outData[0], outData.size()));
     EXPECT_EQ(10, result.field());
     EXPECT_EQ(DimensionsValue::ValueCase::kValueTuple, result.value_case());
     EXPECT_EQ(2, result.value_tuple().dimensions_value_size());

     const auto& dim1 = result.value_tuple().dimensions_value(0);
     EXPECT_EQ(DimensionsValue::ValueCase::kValueTuple, dim1.value_case());
     EXPECT_EQ(3, dim1.value_tuple().dimensions_value_size());

     const auto& dim11 = dim1.value_tuple().dimensions_value(0);
     EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim11.value_case());
     EXPECT_EQ(10025, dim11.value_int());

     const auto& dim12 = dim1.value_tuple().dimensions_value(1);
     EXPECT_EQ(DimensionsValue::ValueCase::kValueStr, dim12.value_case());
     EXPECT_EQ("tag", dim12.value_str());

     const auto& dim13 = dim1.value_tuple().dimensions_value(2);
     EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim13.value_case());
     EXPECT_EQ(987654, dim13.value_int());

     const auto& dim2 = result.value_tuple().dimensions_value(1);
     EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim2.value_case());
     EXPECT_EQ(99999, dim2.value_int());
 }

 TEST(AtomMatcherTest, TestWriteDimensionLeafNodesToProto) {
     HashableDimensionKey dim;
     int pos1[] = {1, 1, 1};
     int pos2[] = {1, 1, 2};
     int pos3[] = {1, 1, 3};
     int pos4[] = {2, 0, 0};
     Field field1(10, pos1, 2);
     Field field2(10, pos2, 2);
     Field field3(10, pos3, 2);
     Field field4(10, pos4, 0);

     Value value1((int32_t)10025);
     Value value2("tag");
     Value value3((int32_t)987654);
     Value value4((int64_t)99999);

     dim.addValue(FieldValue(field1, value1));
     dim.addValue(FieldValue(field2, value2));
     dim.addValue(FieldValue(field3, value3));
     dim.addValue(FieldValue(field4, value4));

     android::util::ProtoOutputStream protoOut;
     writeDimensionLeafNodesToProto(dim, 1, nullptr /* include strings */, &protoOut);

     vector<uint8_t> outData;
     outData.resize(protoOut.size());
     size_t pos = 0;
     auto iter = protoOut.data();
     while (iter.readBuffer() != NULL) {
         size_t toRead = iter.currentToRead();
         std::memcpy(&(outData[pos]), iter.readBuffer(), toRead);
         pos += toRead;
         iter.rp()->move(toRead);
     }

     DimensionsValueTuple result;
     EXPECT_EQ(true, result.ParseFromArray(&outData[0], outData.size()));
     EXPECT_EQ(4, result.dimensions_value_size());

     const auto& dim1 = result.dimensions_value(0);
     EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim1.value_case());
     EXPECT_EQ(10025, dim1.value_int());

     const auto& dim2 = result.dimensions_value(1);
     EXPECT_EQ(DimensionsValue::ValueCase::kValueStr, dim2.value_case());
     EXPECT_EQ("tag", dim2.value_str());

     const auto& dim3 = result.dimensions_value(2);
     EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim3.value_case());
     EXPECT_EQ(987654, dim3.value_int());

     const auto& dim4 = result.dimensions_value(3);
     EXPECT_EQ(DimensionsValue::ValueCase::kValueLong, dim4.value_case());
     EXPECT_EQ(99999, dim4.value_long());
 }

 TEST(AtomMatcherTest, TestWriteAtomToProto) {
     AttributionNodeInternal attribution_node1;
     attribution_node1.set_uid(1111);
     attribution_node1.set_tag("location1");

     AttributionNodeInternal attribution_node2;
     attribution_node2.set_uid(2222);
     attribution_node2.set_tag("location2");

     std::vector<AttributionNodeInternal> attribution_nodes = {attribution_node1, attribution_node2};

     // Set up the event
     LogEvent event(4, 12345);
     event.write(attribution_nodes);
     event.write((int32_t)999);
     // Convert to a LogEvent
     event.init();

     android::util::ProtoOutputStream protoOutput;
     writeFieldValueTreeToStream(event.GetTagId(), event.getValues(), &protoOutput);

     vector<uint8_t> outData;
     outData.resize(protoOutput.size());
     size_t pos = 0;
     auto iter = protoOutput.data();
     while (iter.readBuffer() != NULL) {
         size_t toRead = iter.currentToRead();
         std::memcpy(&(outData[pos]), iter.readBuffer(), toRead);
         pos += toRead;
         iter.rp()->move(toRead);
     }

     Atom result;
     EXPECT_EQ(true, result.ParseFromArray(&outData[0], outData.size()));
     EXPECT_EQ(Atom::PushedCase::kBleScanResultReceived, result.pushed_case());
     const auto& atom = result.ble_scan_result_received();
     EXPECT_EQ(2, atom.attribution_node_size());
     EXPECT_EQ(1111, atom.attribution_node(0).uid());
     EXPECT_EQ("location1", atom.attribution_node(0).tag());
     EXPECT_EQ(2222, atom.attribution_node(1).uid());
     EXPECT_EQ("location2", atom.attribution_node(1).tag());
     EXPECT_EQ(999, atom.num_results());
 }


 }  // namespace statsd
 }  // namespace os
 }  // namespace android
 #else
 GTEST_LOG_(INFO) << "This test does nothing.\n";
 #endif
	/*
	* Copyright (C) 2017 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/
	#include <gtest/gtest.h>
	#include "frameworks/base/cmds/statsd/src/stats_log.pb.h"
	#include "frameworks/base/cmds/statsd/src/statsd_config.pb.h"
	#include "matchers/matcher_util.h"
	#include "src/logd/LogEvent.h"
	#include "stats_log_util.h"
	#include "stats_util.h"
	#include "subscriber/SubscriberReporter.h"

	#ifdef __ANDROID__

	namespace android {
	namespace os {
	namespace statsd {

	TEST(AtomMatcherTest, TestFieldTranslation) {
	FieldMatcher matcher1;
	matcher1.set_field(10);
	FieldMatcher* child = matcher1.add_child();
	child->set_field(1);
	child->set_position(Position::ANY);

	child = child->add_child();
	child->set_field(1);

	vector<Matcher> output;
	translateFieldMatcher(matcher1, &output);

	EXPECT_EQ((size_t)1, output.size());

	const auto& matcher12 = output[0];
	EXPECT_EQ((int32_t)10, matcher12.mMatcher.getTag());
	EXPECT_EQ((int32_t)0x02010001, matcher12.mMatcher.getField());
	EXPECT_EQ((int32_t)0xff7f007f, matcher12.mMask);
	}

	TEST(AtomMatcherTest, TestFieldTranslation_ALL) {
	FieldMatcher matcher1;
	matcher1.set_field(10);
	FieldMatcher* child = matcher1.add_child();
	child->set_field(1);
	child->set_position(Position::ALL);

	child = child->add_child();
	child->set_field(1);

	vector<Matcher> output;
	translateFieldMatcher(matcher1, &output);

	EXPECT_EQ((size_t)1, output.size());

	const auto& matcher12 = output[0];
	EXPECT_EQ((int32_t)10, matcher12.mMatcher.getTag());
	EXPECT_EQ((int32_t)0x02010001, matcher12.mMatcher.getField());
	EXPECT_EQ((int32_t)0xff7f7f7f, matcher12.mMask);
	}

	TEST(AtomMatcherTest, TestFilter_ALL) {
	FieldMatcher matcher1;
	matcher1.set_field(10);
	FieldMatcher* child = matcher1.add_child();
	child->set_field(1);
	child->set_position(Position::ALL);

	child->add_child()->set_field(1);
	child->add_child()->set_field(2);

	child = matcher1.add_child();
	child->set_field(2);

	vector<Matcher> matchers;
	translateFieldMatcher(matcher1, &matchers);

	AttributionNodeInternal attribution_node1;
	attribution_node1.set_uid(1111);
	attribution_node1.set_tag("location1");

	AttributionNodeInternal attribution_node2;
	attribution_node2.set_uid(2222);
	attribution_node2.set_tag("location2");

	AttributionNodeInternal attribution_node3;
	attribution_node3.set_uid(3333);
	attribution_node3.set_tag("location3");
	std::vector<AttributionNodeInternal> attribution_nodes = {attribution_node1, attribution_node2,
	attribution_node3};

	// Set up the event
	LogEvent event(10, 12345);
	event.write(attribution_nodes);
	event.write("some value");
	// Convert to a LogEvent
	event.init();
	HashableDimensionKey output;

	filterValues(matchers, event.getValues(), &output);

	EXPECT_EQ((size_t)7, output.getValues().size());
	EXPECT_EQ((int32_t)0x02010101, output.getValues()[0].mField.getField());
	EXPECT_EQ((int32_t)1111, output.getValues()[0].mValue.int_value);
	EXPECT_EQ((int32_t)0x02010102, output.getValues()[1].mField.getField());
	EXPECT_EQ("location1", output.getValues()[1].mValue.str_value);

	EXPECT_EQ((int32_t)0x02010201, output.getValues()[2].mField.getField());
	EXPECT_EQ((int32_t)2222, output.getValues()[2].mValue.int_value);
	EXPECT_EQ((int32_t)0x02010202, output.getValues()[3].mField.getField());
	EXPECT_EQ("location2", output.getValues()[3].mValue.str_value);

	EXPECT_EQ((int32_t)0x02010301, output.getValues()[4].mField.getField());
	EXPECT_EQ((int32_t)3333, output.getValues()[4].mValue.int_value);
	EXPECT_EQ((int32_t)0x02010302, output.getValues()[5].mField.getField());
	EXPECT_EQ("location3", output.getValues()[5].mValue.str_value);

	EXPECT_EQ((int32_t)0x00020000, output.getValues()[6].mField.getField());
	EXPECT_EQ("some value", output.getValues()[6].mValue.str_value);
	}

	TEST(AtomMatcherTest, TestSubDimension) {
	HashableDimensionKey dim;

	int pos1[] = {1, 1, 1};
	int pos2[] = {1, 1, 2};
	int pos3[] = {1, 1, 3};
	int pos4[] = {2, 0, 0};
	Field field1(10, pos1, 2);
	Field field2(10, pos2, 2);

	Field field3(10, pos3, 2);
	Field field4(10, pos4, 0);

	Value value1((int32_t)10025);
	Value value2("tag");

	Value value11((int32_t)10026);
	Value value22("tag2");

	dim.addValue(FieldValue(field1, value1));
	dim.addValue(FieldValue(field2, value2));

	HashableDimensionKey subDim1;
	subDim1.addValue(FieldValue(field1, value1));

	HashableDimensionKey subDim2;
	subDim1.addValue(FieldValue(field2, value2));

	EXPECT_TRUE(dim.contains(dim));
	EXPECT_TRUE(dim.contains(subDim1));
	EXPECT_TRUE(dim.contains(subDim2));

	HashableDimensionKey subDim3;
	subDim3.addValue(FieldValue(field1, value11));
	EXPECT_FALSE(dim.contains(subDim3));

	HashableDimensionKey subDim4;
	// Empty dimension is always a sub dimension of other dimensions
	EXPECT_TRUE(dim.contains(subDim4));
	}

	TEST(AtomMatcherTest, TestMetric2ConditionLink) {
	AttributionNodeInternal attribution_node1;
	attribution_node1.set_uid(1111);
	attribution_node1.set_tag("location1");

	AttributionNodeInternal attribution_node2;
	attribution_node2.set_uid(2222);
	attribution_node2.set_tag("location2");

	AttributionNodeInternal attribution_node3;
	attribution_node3.set_uid(3333);
	attribution_node3.set_tag("location3");
	std::vector<AttributionNodeInternal> attribution_nodes = {attribution_node1, attribution_node2,
	attribution_node3};

	// Set up the event
	LogEvent event(10, 12345);
	event.write(attribution_nodes);
	event.write("some value");
	// Convert to a LogEvent
	event.init();

	FieldMatcher whatMatcher;
	whatMatcher.set_field(10);
	FieldMatcher* child11 = whatMatcher.add_child();
	child11->set_field(1);
	child11->set_position(Position::ANY);
	child11 = child11->add_child();
	child11->set_field(1);

	FieldMatcher conditionMatcher;
	conditionMatcher.set_field(27);
	FieldMatcher* child2 = conditionMatcher.add_child();
	child2->set_field(2);
	child2->set_position(Position::LAST);

	child2 = child2->add_child();
	child2->set_field(2);

	Metric2Condition link;

	translateFieldMatcher(whatMatcher, &link.metricFields);
	translateFieldMatcher(conditionMatcher, &link.conditionFields);

	EXPECT_EQ((size_t)1, link.metricFields.size());
	EXPECT_EQ((int32_t)0x02010001, link.metricFields[0].mMatcher.getField());
	EXPECT_EQ((int32_t)0xff7f007f, link.metricFields[0].mMask);
	EXPECT_EQ((int32_t)10, link.metricFields[0].mMatcher.getTag());

	EXPECT_EQ((size_t)1, link.conditionFields.size());
	EXPECT_EQ((int32_t)0x02028002, link.conditionFields[0].mMatcher.getField());
	EXPECT_EQ((int32_t)0xff7f807f, link.conditionFields[0].mMask);
	EXPECT_EQ((int32_t)27, link.conditionFields[0].mMatcher.getTag());
	}

	TEST(AtomMatcherTest, TestWriteDimensionPath) {
	for (auto position : {Position::ANY, Position::ALL, Position::FIRST, Position::LAST}) {
	FieldMatcher matcher1;
	matcher1.set_field(10);
	FieldMatcher* child = matcher1.add_child();
	child->set_field(2);
	child->set_position(position);
	child->add_child()->set_field(1);
	child->add_child()->set_field(3);

	child = matcher1.add_child();
	child->set_field(4);

	child = matcher1.add_child();
	child->set_field(6);
	child->add_child()->set_field(2);

	vector<Matcher> matchers;
	translateFieldMatcher(matcher1, &matchers);

	android::util::ProtoOutputStream protoOut;
	writeDimensionPathToProto(matchers, &protoOut);

	vector<uint8_t> outData;
	outData.resize(protoOut.size());
	size_t pos = 0;
	auto iter = protoOut.data();
	while (iter.readBuffer() != NULL) {
	size_t toRead = iter.currentToRead();
	std::memcpy(&(outData[pos]), iter.readBuffer(), toRead);
	pos += toRead;
	iter.rp()->move(toRead);
	}

	DimensionsValue result;
	EXPECT_EQ(true, result.ParseFromArray(&outData[0], outData.size()));

	EXPECT_EQ(10, result.field());
	EXPECT_EQ(DimensionsValue::ValueCase::kValueTuple, result.value_case());
	EXPECT_EQ(3, result.value_tuple().dimensions_value_size());

	const auto& dim1 = result.value_tuple().dimensions_value(0);
	EXPECT_EQ(2, dim1.field());
	EXPECT_EQ(2, dim1.value_tuple().dimensions_value_size());

	const auto& dim11 = dim1.value_tuple().dimensions_value(0);
	EXPECT_EQ(1, dim11.field());

	const auto& dim12 = dim1.value_tuple().dimensions_value(1);
	EXPECT_EQ(3, dim12.field());

	const auto& dim2 = result.value_tuple().dimensions_value(1);
	EXPECT_EQ(4, dim2.field());

	const auto& dim3 = result.value_tuple().dimensions_value(2);
	EXPECT_EQ(6, dim3.field());
	EXPECT_EQ(1, dim3.value_tuple().dimensions_value_size());
	const auto& dim31 = dim3.value_tuple().dimensions_value(0);
	EXPECT_EQ(2, dim31.field());
	}
	}

	TEST(AtomMatcherTest, TestSubscriberDimensionWrite) {
	HashableDimensionKey dim;

	int pos1[] = {1, 1, 1};
	int pos2[] = {1, 1, 2};
	int pos3[] = {1, 1, 3};
	int pos4[] = {2, 0, 0};

	Field field1(10, pos1, 2);
	Field field2(10, pos2, 2);
	Field field3(10, pos3, 2);
	Field field4(10, pos4, 0);

	Value value1((int32_t)10025);
	Value value2("tag");
	Value value3((int32_t)987654);
	Value value4((int32_t)99999);

	dim.addValue(FieldValue(field1, value1));
	dim.addValue(FieldValue(field2, value2));
	dim.addValue(FieldValue(field3, value3));
	dim.addValue(FieldValue(field4, value4));

	SubscriberReporter::getStatsDimensionsValue(dim);
	// TODO: can't test anything here because SubscriberReport class doesn't have any read api.
	}

	TEST(AtomMatcherTest, TestWriteDimensionToProto) {
	HashableDimensionKey dim;
	int pos1[] = {1, 1, 1};
	int pos2[] = {1, 1, 2};
	int pos3[] = {1, 1, 3};
	int pos4[] = {2, 0, 0};
	Field field1(10, pos1, 2);
	Field field2(10, pos2, 2);
	Field field3(10, pos3, 2);
	Field field4(10, pos4, 0);

	Value value1((int32_t)10025);
	Value value2("tag");
	Value value3((int32_t)987654);
	Value value4((int32_t)99999);

	dim.addValue(FieldValue(field1, value1));
	dim.addValue(FieldValue(field2, value2));
	dim.addValue(FieldValue(field3, value3));
	dim.addValue(FieldValue(field4, value4));

	android::util::ProtoOutputStream protoOut;
	writeDimensionToProto(dim, nullptr /* include strings */, &protoOut);

	vector<uint8_t> outData;
	outData.resize(protoOut.size());
	size_t pos = 0;
	auto iter = protoOut.data();
	while (iter.readBuffer() != NULL) {
	size_t toRead = iter.currentToRead();
	std::memcpy(&(outData[pos]), iter.readBuffer(), toRead);
	pos += toRead;
	iter.rp()->move(toRead);
	}

	DimensionsValue result;
	EXPECT_EQ(true, result.ParseFromArray(&outData[0], outData.size()));
	EXPECT_EQ(10, result.field());
	EXPECT_EQ(DimensionsValue::ValueCase::kValueTuple, result.value_case());
	EXPECT_EQ(2, result.value_tuple().dimensions_value_size());

	const auto& dim1 = result.value_tuple().dimensions_value(0);
	EXPECT_EQ(DimensionsValue::ValueCase::kValueTuple, dim1.value_case());
	EXPECT_EQ(3, dim1.value_tuple().dimensions_value_size());

	const auto& dim11 = dim1.value_tuple().dimensions_value(0);
	EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim11.value_case());
	EXPECT_EQ(10025, dim11.value_int());

	const auto& dim12 = dim1.value_tuple().dimensions_value(1);
	EXPECT_EQ(DimensionsValue::ValueCase::kValueStr, dim12.value_case());
	EXPECT_EQ("tag", dim12.value_str());

	const auto& dim13 = dim1.value_tuple().dimensions_value(2);
	EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim13.value_case());
	EXPECT_EQ(987654, dim13.value_int());

	const auto& dim2 = result.value_tuple().dimensions_value(1);
	EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim2.value_case());
	EXPECT_EQ(99999, dim2.value_int());
	}

	TEST(AtomMatcherTest, TestWriteDimensionLeafNodesToProto) {
	HashableDimensionKey dim;
	int pos1[] = {1, 1, 1};
	int pos2[] = {1, 1, 2};
	int pos3[] = {1, 1, 3};
	int pos4[] = {2, 0, 0};
	Field field1(10, pos1, 2);
	Field field2(10, pos2, 2);
	Field field3(10, pos3, 2);
	Field field4(10, pos4, 0);

	Value value1((int32_t)10025);
	Value value2("tag");
	Value value3((int32_t)987654);
	Value value4((int64_t)99999);

	dim.addValue(FieldValue(field1, value1));
	dim.addValue(FieldValue(field2, value2));
	dim.addValue(FieldValue(field3, value3));
	dim.addValue(FieldValue(field4, value4));

	android::util::ProtoOutputStream protoOut;
	writeDimensionLeafNodesToProto(dim, 1, nullptr /* include strings */, &protoOut);

	vector<uint8_t> outData;
	outData.resize(protoOut.size());
	size_t pos = 0;
	auto iter = protoOut.data();
	while (iter.readBuffer() != NULL) {
	size_t toRead = iter.currentToRead();
	std::memcpy(&(outData[pos]), iter.readBuffer(), toRead);
	pos += toRead;
	iter.rp()->move(toRead);
	}

	DimensionsValueTuple result;
	EXPECT_EQ(true, result.ParseFromArray(&outData[0], outData.size()));
	EXPECT_EQ(4, result.dimensions_value_size());

	const auto& dim1 = result.dimensions_value(0);
	EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim1.value_case());
	EXPECT_EQ(10025, dim1.value_int());

	const auto& dim2 = result.dimensions_value(1);
	EXPECT_EQ(DimensionsValue::ValueCase::kValueStr, dim2.value_case());
	EXPECT_EQ("tag", dim2.value_str());

	const auto& dim3 = result.dimensions_value(2);
	EXPECT_EQ(DimensionsValue::ValueCase::kValueInt, dim3.value_case());
	EXPECT_EQ(987654, dim3.value_int());

	const auto& dim4 = result.dimensions_value(3);
	EXPECT_EQ(DimensionsValue::ValueCase::kValueLong, dim4.value_case());
	EXPECT_EQ(99999, dim4.value_long());
	}

	TEST(AtomMatcherTest, TestWriteAtomToProto) {
	AttributionNodeInternal attribution_node1;
	attribution_node1.set_uid(1111);
	attribution_node1.set_tag("location1");

	AttributionNodeInternal attribution_node2;
	attribution_node2.set_uid(2222);
	attribution_node2.set_tag("location2");

	std::vector<AttributionNodeInternal> attribution_nodes = {attribution_node1, attribution_node2};

	// Set up the event
	LogEvent event(4, 12345);
	event.write(attribution_nodes);
	event.write((int32_t)999);
	// Convert to a LogEvent
	event.init();

	android::util::ProtoOutputStream protoOutput;
	writeFieldValueTreeToStream(event.GetTagId(), event.getValues(), &protoOutput);

	vector<uint8_t> outData;
	outData.resize(protoOutput.size());
	size_t pos = 0;
	auto iter = protoOutput.data();
	while (iter.readBuffer() != NULL) {
	size_t toRead = iter.currentToRead();
	std::memcpy(&(outData[pos]), iter.readBuffer(), toRead);
	pos += toRead;
	iter.rp()->move(toRead);
	}

	Atom result;
	EXPECT_EQ(true, result.ParseFromArray(&outData[0], outData.size()));
	EXPECT_EQ(Atom::PushedCase::kBleScanResultReceived, result.pushed_case());
	const auto& atom = result.ble_scan_result_received();
	EXPECT_EQ(2, atom.attribution_node_size());
	EXPECT_EQ(1111, atom.attribution_node(0).uid());
	EXPECT_EQ("location1", atom.attribution_node(0).tag());
	EXPECT_EQ(2222, atom.attribution_node(1).uid());
	EXPECT_EQ("location2", atom.attribution_node(1).tag());
	EXPECT_EQ(999, atom.num_results());
	}


	} // namespace statsd
	} // namespace os
	} // namespace android
	#else
	GTEST_LOG_(INFO) << "This test does nothing.\n";
	#endif