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/*
* librdkafka - Apache Kafka C library
*
* Copyright (c) 2023, Confluent Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "testcpp.h"
using namespace std;
/**
* @brief Committed metadata should be stored and received back when
* checking committed offsets.
*/
static void test_commit_metadata() {
SUB_TEST_QUICK();
std::string bootstraps;
std::string errstr;
RdKafka::ErrorCode err;
RdKafka::Conf *conf;
std::string topic = Test::mk_topic_name(__FUNCTION__, 1);
Test::conf_init(&conf, NULL, 3000);
Test::conf_set(conf, "group.id", topic);
RdKafka::KafkaConsumer *consumer =
RdKafka::KafkaConsumer::create(conf, errstr);
if (!consumer)
Test::Fail("Failed to create KafkaConsumer: " + errstr);
delete conf;
Test::Say("Create topic.\n");
Test::create_topic_wait_exists(consumer, topic.c_str(), 1, 1, 5000);
Test::Say("Commit offsets.\n");
std::vector<RdKafka::TopicPartition *> offsets;
RdKafka::TopicPartition *offset =
RdKafka::TopicPartition::create(topic, 0, 10);
std::string metadata = "some_metadata";
std::vector<unsigned char> metadata_vect(metadata.begin(), metadata.end());
offset->set_metadata(metadata_vect);
offsets.push_back(offset);
err = consumer->commitSync(offsets);
TEST_ASSERT(!err, "commit failed: %s", RdKafka::err2str(err).c_str());
RdKafka::TopicPartition::destroy(offsets);
Test::Say("Read committed offsets.\n");
offset = RdKafka::TopicPartition::create(topic, 0, 10);
offsets.push_back(offset);
err = consumer->committed(offsets, 5000);
TEST_ASSERT(!err, "committed offsets failed: %s",
RdKafka::err2str(err).c_str());
TEST_ASSERT(offsets.size() == 1, "expected offsets size 1, got %" PRIusz,
offsets.size());
Test::Say("Check committed metadata.\n");
std::vector<unsigned char> metadata_vect_committed =
offsets[0]->get_metadata();
std::string metadata_committed(metadata_vect_committed.begin(),
metadata_vect_committed.end());
if (metadata != metadata_committed) {
Test::Fail(tostr() << "Expecting metadata to be \"" << metadata
<< "\", got \"" << metadata_committed << "\"");
}
RdKafka::TopicPartition::destroy(offsets);
consumer->close();
delete consumer;
SUB_TEST_PASS();
}
extern "C" {
int main_0140_commit_metadata(int argc, char **argv) {
test_commit_metadata();
return 0;
}
}
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