public void AdminClient_NullReferenceChecks(string bootstrapServers)
{
LogToFile("start AdminClient_NullReferenceChecks");
var topicName1 = Guid.NewGuid().ToString();
string nullTopic = null;
Exception createTopicsException = null;
Exception createPartitionsException = null;
// test creating a null topic throws a related exception
using (var producer = new ProducerBuilder <Null, Null>(new ProducerConfig {
BootstrapServers = bootstrapServers
}).Build())
using (var adminClient = new DependentAdminClientBuilder(producer.Handle).Build())
{
try
{
adminClient.CreateTopicsAsync(new TopicSpecification[] { new TopicSpecification {
Name = nullTopic, NumPartitions = 1, ReplicationFactor = 1
} }).Wait();
Assert.True(false, "Expected exception.");
}
catch (ArgumentException ex)
{
Assert.Contains("topic", ex.Message.ToLower());
createTopicsException = ex;
}
}
// test creating a partition with null topic throws exception
using (var producer = new ProducerBuilder <Null, Null>(new ProducerConfig {
BootstrapServers = bootstrapServers
}).Build())
using (var adminClient = new DependentAdminClientBuilder(producer.Handle).Build())
{
try
{
adminClient.CreateTopicsAsync(new TopicSpecification[] { new TopicSpecification {
Name = topicName1, NumPartitions = 1, ReplicationFactor = 1
} }).Wait();
adminClient.CreatePartitionsAsync(new List <PartitionsSpecification> {
new PartitionsSpecification {
Topic = nullTopic, IncreaseTo = 2
}
}).Wait();
Assert.True(false, "Expected exception.");
}
catch (ArgumentException ex)
{
Assert.Contains("topic", ex.Message.ToLower());
createPartitionsException = ex;
}
}
Assert.True(createTopicsException != null && createPartitionsException != null);
Assert.True(createTopicsException.GetType() == createPartitionsException.GetType(), ".CreateTopic and .CreatePartition should have consistent interface for null-related exceptions.");
// test adding a null list of brokers throws null reference exception.
using (var producer = new ProducerBuilder <Null, Null>(new ProducerConfig {
BootstrapServers = bootstrapServers
}).Build())
using (var adminClient = new DependentAdminClientBuilder(producer.Handle).Build())
{
try
{
adminClient.AddBrokers(null);
Assert.True(false, "Expected exception.");
}
catch (ArgumentNullException ex)
{
Assert.Contains("broker", ex.Message.ToLower());
}
}
// test retrieving metadata for a null topic
using (var producer = new ProducerBuilder <Null, Null>(new ProducerConfig {
BootstrapServers = bootstrapServers
}).Build())
using (var adminClient = new DependentAdminClientBuilder(producer.Handle).Build())
{
try
{
adminClient.GetMetadata(null, TimeSpan.FromSeconds(10));
Assert.True(false, "Expected exception.");
}
catch (ArgumentNullException ex)
{
Assert.Contains("value cannot be null", ex.Message.ToLower());
}
}
// Deleting null topic throws exception
using (var producer = new ProducerBuilder <Null, Null>(new ProducerConfig {
BootstrapServers = bootstrapServers
}).Build())
using (var adminClient = new DependentAdminClientBuilder(producer.Handle).Build())
{
try
{
adminClient.DeleteTopicsAsync(new List <string> {
topicName1, nullTopic
});
Assert.True(false, "Expected exception.");
}
catch (ArgumentException ex)
{
Assert.Contains("topic", ex.Message);
}
}
// ListGroup throws exception if group is null
using (var producer = new ProducerBuilder <Null, Null>(new ProducerConfig {
BootstrapServers = bootstrapServers
}).Build())
using (var adminClient = new DependentAdminClientBuilder(producer.Handle).Build())
{
try
{
adminClient.ListGroup(null, TimeSpan.FromSeconds(10));
Assert.True(false, "Expected exception.");
}
catch (ArgumentNullException ex)
{
Assert.Contains("group", ex.Message);
}
}
Assert.Equal(0, Library.HandleCount);
LogToFile("end AdminClient_NullReferenceChecks");
}
