/**
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* Copyright (c) 2019, The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <netdb.h>
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#include "TestMetrics.h"
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namespace android {
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namespace net {
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namespace metrics {
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android::binder::Status TestOnDnsEvent::onDnsEvent(int32_t netId, int32_t eventType,
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int32_t returnCode, int32_t /*latencyMs*/,
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const std::string& hostname,
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const ::std::vector<std::string>& ipAddresses,
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int32_t ipAddressesCount, int32_t /*uid*/) {
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// A bitwise-OR combination of all expected test cases.
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// Currently, the maximum number of test case is 32 because a 32-bits bitwise-OR combination
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// is used for checking and recording verified test cases.
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static const uint32_t kExpectedTests = (1 << mResults.size()) - 1;
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// A bitwise-OR combination for recording verified test cases.
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static uint32_t verifiedTests = 0;
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for (size_t i = 0; i < mResults.size(); ++i) {
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// Generate bitwise flag to trace which testcase is running.
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const uint32_t currentTestFlag = 1 << i;
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// Ignore verified testcase.
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if (verifiedTests & currentTestFlag) continue;
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// Verify expected event content.
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auto& result = mResults[i];
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if (netId != result.netId) continue;
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if (eventType != result.eventType) continue;
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if (hostname != result.hostname) continue;
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if (returnCode != result.returnCode) continue;
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if (ipAddressesCount != result.ipAddressesCount) continue;
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if (result.returnCode == 0 /*success*/) {
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// Only verify first address.
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// TODO: Check all addresses.
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if (ipAddresses.empty() || ipAddresses.front() != result.ipAddress) continue;
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}
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// Record current testcase as verified.
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verifiedTests |= currentTestFlag;
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break;
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}
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// All testcases of onDnsEvent are verified. Notify who was waiting for test results.
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if (verifiedTests == kExpectedTests) {
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setVerified(EventFlag::onDnsEvent);
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notify();
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}
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return android::binder::Status::ok();
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};
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} // namespace metrics
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} // namespace net
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} // namespace android
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