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/*
* Copyright (C) 2022 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.
*/
package com.android.adservices.service.adselection;
import android.adservices.adselection.AdSelectionConfig;
import android.adservices.adselection.AdSelectionConfigFixture;
import android.adservices.common.AdSelectionSignals;
import android.adservices.common.AdTechIdentifier;
import android.adservices.common.CommonFixture;
import android.adservices.customaudience.CustomAudienceFixture;
import android.adservices.customaudience.TrustedBiddingDataFixture;
import android.net.Uri;
import com.android.adservices.concurrency.AdServicesExecutors;
import com.android.adservices.data.common.DBAdData;
import com.android.adservices.data.customaudience.DBCustomAudience;
import com.android.adservices.data.customaudience.DBTrustedBiddingData;
import com.android.dx.mockito.inline.extended.ExtendedMockito;
import com.google.common.collect.ImmutableList;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.MoreExecutors;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.mockito.ArgumentMatcher;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ScheduledThreadPoolExecutor;
public class PerBuyerBiddingRunnerTest {
private static final String TEST_BUYER = "buyer";
private static final String AD_URI_PREFIX = "http://www.domain.com/adverts/123/";
private static final String FAST_SUFFIX = "FAST";
private static final String SLOW_SUFFIX = "SLOW";
private static final long SHORT_SLEEP_MS = 10L;
private static final long LONG_SLEEP_MS = 10000L;
private static final long PER_BUYER_TIMEOUT_MS = 1000L;
private static final AdSelectionConfig AD_SELECTION_CONFIG =
AdSelectionConfigFixture.anAdSelectionConfigBuilder().build();
AdTechIdentifier mBuyer;
List<DBCustomAudience> mDBCustomAudienceList;
@Mock AdBidGenerator mAdBidGeneratorMock;
@Mock AdBiddingOutcome mAdBiddingOutcome;
private PerBuyerBiddingRunner mPerBuyerBiddingRunner;
private ScheduledThreadPoolExecutor mScheduledExecutor = AdServicesExecutors.getScheduler();
private ListeningExecutorService mBackgroundExecutorService =
AdServicesExecutors.getBackgroundExecutor();
private ListeningExecutorService mExecutor =
MoreExecutors.listeningDecorator((AdServicesExecutors.getLightWeightExecutor()));
private ResponseMatcher mSlowResponseMatcher = new ResponseMatcher(SLOW_SUFFIX);
private ResponseMatcher mFastResponseMatcher = new ResponseMatcher(FAST_SUFFIX);
@Before
public void setup() {
MockitoAnnotations.initMocks(this);
mBuyer = AdTechIdentifier.fromString(TEST_BUYER);
mDBCustomAudienceList = new ArrayList<>();
mPerBuyerBiddingRunner =
new PerBuyerBiddingRunner(
mAdBidGeneratorMock, mScheduledExecutor, mBackgroundExecutorService);
ExtendedMockito.doReturn(createDelayedBiddingOutcome(SHORT_SLEEP_MS))
.when(mAdBidGeneratorMock)
.runAdBiddingPerCA(
ExtendedMockito.argThat(mFastResponseMatcher),
ExtendedMockito.any(AdSelectionSignals.class),
ExtendedMockito.any(AdSelectionSignals.class),
ExtendedMockito.any(AdSelectionSignals.class));
ExtendedMockito.doReturn(createDelayedBiddingOutcome(LONG_SLEEP_MS))
.when(mAdBidGeneratorMock)
.runAdBiddingPerCA(
ExtendedMockito.argThat(mSlowResponseMatcher),
ExtendedMockito.any(AdSelectionSignals.class),
ExtendedMockito.any(AdSelectionSignals.class),
ExtendedMockito.any(AdSelectionSignals.class));
}
@Test
public void testPerBuyerBidding_AllCASucceed() throws InterruptedException {
int numSlowCustomAudiences = 0;
int numFastCustomAudiences = 20;
runAndValidatePerBuyerBidding(numSlowCustomAudiences, numFastCustomAudiences);
}
@Test
public void testPerBuyerBidding_PartialCATimeout() throws InterruptedException {
int numSlowCustomAudiences = 10;
int numFastCustomAudiences = 10;
runAndValidatePerBuyerBidding(numSlowCustomAudiences, numFastCustomAudiences);
}
@Test
public void testPerBuyerBidding_AllCATimeout() throws InterruptedException {
int numSlowCustomAudiences = 20;
int numFastCustomAudiences = 0;
runAndValidatePerBuyerBidding(numSlowCustomAudiences, numFastCustomAudiences);
}
private void runAndValidatePerBuyerBidding(
int numSlowCustomAudiences, int numFastCustomAudiences) throws InterruptedException {
List<DBCustomAudience> slowCustomAudiences =
createCustomAudienceList(numSlowCustomAudiences, SLOW_SUFFIX);
List<DBCustomAudience> fastCustomAudiences =
createCustomAudienceList(numFastCustomAudiences, FAST_SUFFIX);
List<DBCustomAudience> customAudienceList = new ArrayList<>();
customAudienceList.addAll(fastCustomAudiences);
customAudienceList.addAll(slowCustomAudiences);
List<ListenableFuture<AdBiddingOutcome>> biddingOutcomes =
mPerBuyerBiddingRunner.runBidding(
mBuyer, customAudienceList, PER_BUYER_TIMEOUT_MS, AD_SELECTION_CONFIG);
Thread.sleep(2 * PER_BUYER_TIMEOUT_MS);
int completedBids = 0;
int cancelledIncompleteBids = 0;
for (ListenableFuture<AdBiddingOutcome> bidOutcome : biddingOutcomes) {
if (bidOutcome.isCancelled()) {
cancelledIncompleteBids++;
} else {
completedBids++;
}
}
Assert.assertEquals(
"Number of timed out bids, does not match cancelled bids",
numSlowCustomAudiences,
cancelledIncompleteBids);
Assert.assertEquals(
"Number of completed bids, does not match successful bids",
numFastCustomAudiences,
completedBids);
}
private ListenableFuture<AdBiddingOutcome> createDelayedBiddingOutcome(long delayTime) {
return mExecutor.submit(
() -> {
Thread.sleep(delayTime);
return mAdBiddingOutcome;
});
}
private List<DBCustomAudience> createCustomAudienceList(int count, String suffix) {
List<DBCustomAudience> customAudienceList = new ArrayList<>();
for (int i = 1; i <= count; i++) {
customAudienceList.add(createDBCustomAudience(mBuyer, String.valueOf(i), suffix));
}
return customAudienceList;
}
/**
* @return a real Custom Audience object that can be persisted and used in bidding and scoring
*/
private DBCustomAudience createDBCustomAudience(
final AdTechIdentifier buyer, final String namePrefix, final String nameSuffix) {
// Generate ads for with bids provided
List<DBAdData> ads = new ArrayList<>();
List<Double> bids = ImmutableList.of(1.0, 2.0);
// Create ads with the buyer name and bid number as the ad URI
// Add the bid value to the metadata
for (int i = 0; i < bids.size(); i++) {
ads.add(
new DBAdData(
Uri.parse(AD_URI_PREFIX + buyer + "/ad" + (i + 1)),
"{\"result\":" + bids.get(i) + "}"));
}
return new DBCustomAudience.Builder()
.setOwner(buyer + CustomAudienceFixture.VALID_OWNER)
.setBuyer(buyer)
.setName(
buyer.toString()
+ namePrefix
+ CustomAudienceFixture.VALID_NAME
+ nameSuffix)
.setActivationTime(CustomAudienceFixture.VALID_ACTIVATION_TIME)
.setExpirationTime(CustomAudienceFixture.VALID_EXPIRATION_TIME)
.setCreationTime(CommonFixture.FIXED_NOW_TRUNCATED_TO_MILLI)
.setLastAdsAndBiddingDataUpdatedTime(CommonFixture.FIXED_NOW_TRUNCATED_TO_MILLI)
.setUserBiddingSignals(CustomAudienceFixture.VALID_USER_BIDDING_SIGNALS)
.setTrustedBiddingData(
new DBTrustedBiddingData.Builder()
.setUri(Uri.parse("https://www.example.com/trusted"))
.setKeys(TrustedBiddingDataFixture.getValidTrustedBiddingKeys())
.build())
.setBiddingLogicUri(Uri.parse("https://www.example.com/logic"))
.setAds(ads)
.build();
}
private static class ResponseMatcher implements ArgumentMatcher<DBCustomAudience> {
private String mSuffix;
ResponseMatcher(String suffix) {
this.mSuffix = suffix;
}
@Override
public boolean matches(DBCustomAudience right) {
return right.getName().endsWith(mSuffix);
}
}
}
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