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|
package kafka
import (
"bufio"
"bytes"
"context"
"errors"
"net"
"reflect"
"strconv"
"testing"
)
func TestConnCreateTopics(t *testing.T) {
topic1 := makeTopic()
topic2 := makeTopic()
conn, err := DialContext(context.Background(), "tcp", "localhost:9092")
if err != nil {
t.Fatal(err)
}
defer func() {
err := conn.Close()
if err != nil {
t.Fatalf("failed to close connection: %v", err)
}
}()
controller, _ := conn.Controller()
controllerConn, err := Dial("tcp", net.JoinHostPort(controller.Host, strconv.Itoa(controller.Port)))
if err != nil {
t.Fatal(err)
}
defer controllerConn.Close()
err = controllerConn.CreateTopics(TopicConfig{
Topic: topic1,
NumPartitions: 1,
ReplicationFactor: 1,
})
if err != nil {
t.Fatalf("unexpected error creating topic: %s", err.Error())
}
err = controllerConn.CreateTopics(TopicConfig{
Topic: topic1,
NumPartitions: 1,
ReplicationFactor: 1,
})
// Duplicate topic should not return an error
if err != nil {
t.Fatalf("unexpected error creating duplicate topic topic: %v", err)
}
err = controllerConn.CreateTopics(
TopicConfig{
Topic: topic1,
NumPartitions: 1,
ReplicationFactor: 1,
},
TopicConfig{
Topic: topic2,
NumPartitions: 1,
ReplicationFactor: 1,
},
TopicConfig{
Topic: topic2,
NumPartitions: 1,
ReplicationFactor: 1,
},
)
if err == nil {
t.Fatal("CreateTopics should have returned an error for invalid requests")
}
if !errors.Is(err, InvalidRequest) {
t.Fatalf("expected invalid request: %v", err)
}
deleteTopic(t, topic1)
}
func TestClientCreateTopics(t *testing.T) {
const (
topic1 = "client-topic-1"
topic2 = "client-topic-2"
topic3 = "client-topic-3"
)
client, shutdown := newLocalClient()
defer shutdown()
config := []ConfigEntry{{
ConfigName: "retention.ms",
ConfigValue: "3600000",
}}
res, err := client.CreateTopics(context.Background(), &CreateTopicsRequest{
Topics: []TopicConfig{
{
Topic: topic1,
NumPartitions: -1,
ReplicationFactor: -1,
ReplicaAssignments: []ReplicaAssignment{
{
Partition: 0,
Replicas: []int{1},
},
{
Partition: 1,
Replicas: []int{1},
},
{
Partition: 2,
Replicas: []int{1},
},
},
ConfigEntries: config,
},
{
Topic: topic2,
NumPartitions: 2,
ReplicationFactor: 1,
ConfigEntries: config,
},
{
Topic: topic3,
NumPartitions: 1,
ReplicationFactor: 1,
ConfigEntries: config,
},
},
})
if err != nil {
t.Fatal(err)
}
defer deleteTopic(t, topic1, topic2, topic3)
expectTopics := map[string]struct{}{
topic1: {},
topic2: {},
topic3: {},
}
for topic, error := range res.Errors {
delete(expectTopics, topic)
if error != nil {
t.Errorf("%s => %s", topic, error)
}
}
for topic := range expectTopics {
t.Errorf("topic missing in response: %s", topic)
}
}
func TestCreateTopicsResponse(t *testing.T) {
supportedVersions := []apiVersion{v0, v1, v2}
for _, v := range supportedVersions {
item := createTopicsResponse{
v: v,
TopicErrors: []createTopicsResponseTopicError{
{
v: v,
Topic: "topic",
ErrorCode: 2,
},
},
}
b := bytes.NewBuffer(nil)
w := &writeBuffer{w: b}
item.writeTo(w)
found := createTopicsResponse{v: v}
remain, err := (&found).readFrom(bufio.NewReader(b), b.Len())
if err != nil {
t.Error(err)
t.FailNow()
}
if remain != 0 {
t.Errorf("expected 0 remain, got %v", remain)
t.FailNow()
}
if !reflect.DeepEqual(item, found) {
t.Error("expected item and found to be the same")
t.FailNow()
}
}
}
|
