1 files changed, 148 insertions, 0 deletions
diff --git a/fluent-bit/lib/librdkafka-2.1.0/tests/0067-empty_topic.cpp b/fluent-bit/lib/librdkafka-2.1.0/tests/0067-empty_topic.cpp
new file mode 100644
index 000000000..f71489fa1
--- /dev/null
+++ b/fluent-bit/lib/librdkafka-2.1.0/tests/0067-empty_topic.cpp
@@ -0,0 +1,148 @@
+/*
+ * librdkafka - Apache Kafka C library
+ *
+ * Copyright (c) 2016, Magnus Edenhill
+ * 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 <iostream>
+#include "testcpp.h"
+
+
+
+/**
+ * Issue #1306
+ *
+ * Consume from an empty topic using Consumer and KafkaConsumer.
+ */
+
+
+static void do_test_empty_topic_consumer() {
+  std::string errstr;
+  std::string topic       = Test::mk_topic_name("0067_empty_topic", 1);
+  const int32_t partition = 0;
+
+  RdKafka::Conf *conf;
+
+  Test::conf_init(&conf, NULL, 0);
+
+  Test::conf_set(conf, "enable.partition.eof", "true");
+  Test::conf_set(conf, "allow.auto.create.topics", "true");
+
+  /* Create simple consumer */
+  RdKafka::Consumer *consumer = RdKafka::Consumer::create(conf, errstr);
+  if (!consumer)
+    Test::Fail("Failed to create Consumer: " + errstr);
+
+  RdKafka::Topic *rkt = RdKafka::Topic::create(consumer, topic, NULL, errstr);
+  if (!rkt)
+    Test::Fail("Simple Topic failed: " + errstr);
+
+
+  /* Create the topic through a metadata request. */
+  Test::Say("Creating empty topic " + topic + "\n");
+  RdKafka::Metadata *md;
+  RdKafka::ErrorCode err =
+      consumer->metadata(false, rkt, &md, tmout_multip(10 * 1000));
+  if (err)
+    Test::Fail("Failed to create topic " + topic + ": " +
+               RdKafka::err2str(err));
+  delete md;
+
+  /* Start consumer */
+  err = consumer->start(rkt, partition, RdKafka::Topic::OFFSET_BEGINNING);
+  if (err)
+    Test::Fail("Consume start() failed: " + RdKafka::err2str(err));
+
+  /* Consume using legacy consumer, should give an EOF and nothing else. */
+  Test::Say("Simple Consumer: consuming\n");
+  RdKafka::Message *msg =
+      consumer->consume(rkt, partition, tmout_multip(10 * 1000));
+  if (msg->err() != RdKafka::ERR__PARTITION_EOF)
+    Test::Fail("Simple consume() expected EOF, got " +
+               RdKafka::err2str(msg->err()));
+  delete msg;
+
+  /* Nothing else should come now, just a consume() timeout */
+  msg = consumer->consume(rkt, partition, 1 * 1000);
+  if (msg->err() != RdKafka::ERR__TIMED_OUT)
+    Test::Fail("Simple consume() expected timeout, got " +
+               RdKafka::err2str(msg->err()));
+  delete msg;
+
+  consumer->stop(rkt, partition);
+
+  delete rkt;
+  delete consumer;
+
+
+  /*
+   * Now do the same thing using the high-level KafkaConsumer.
+   */
+
+  Test::conf_set(conf, "group.id", topic);
+
+  Test::conf_set(conf, "enable.partition.eof", "true");
+  Test::conf_set(conf, "allow.auto.create.topics", "true");
+
+  RdKafka::KafkaConsumer *kconsumer =
+      RdKafka::KafkaConsumer::create(conf, errstr);
+  if (!kconsumer)
+    Test::Fail("Failed to create KafkaConsumer: " + errstr);
+
+  std::vector<RdKafka::TopicPartition *> part;
+  part.push_back(RdKafka::TopicPartition::create(topic, partition));
+
+  err = kconsumer->assign(part);
+  if (err)
+    Test::Fail("assign() failed: " + RdKafka::err2str(err));
+
+  RdKafka::TopicPartition::destroy(part);
+
+  Test::Say("KafkaConsumer: consuming\n");
+  msg = kconsumer->consume(tmout_multip(5 * 1000));
+  if (msg->err() != RdKafka::ERR__PARTITION_EOF)
+    Test::Fail("KafkaConsumer consume() expected EOF, got " +
+               RdKafka::err2str(msg->err()));
+  delete msg;
+
+  /* Nothing else should come now, just a consume() timeout */
+  msg = kconsumer->consume(1 * 1000);
+  if (msg->err() != RdKafka::ERR__TIMED_OUT)
+    Test::Fail("KafkaConsumer consume() expected timeout, got " +
+               RdKafka::err2str(msg->err()));
+  delete msg;
+
+  kconsumer->close();
+
+  delete kconsumer;
+  delete conf;
+}
+
+extern "C" {
+int main_0067_empty_topic(int argc, char **argv) {
+  do_test_empty_topic_consumer();
+  return 0;
+}
+}