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test_util.go
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test_util.go
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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package test
import (
"bytes"
"github.com/apache/pulsar-client-go/pulsar"
"io"
"net"
"net/http"
"time"
)
var (
PulsarHttpUrl = "http://localhost:8080"
PulsarTcpUrl = "pulsar://localhost:6650"
)
var httpClient *http.Client
func init() {
httpClient = &http.Client{
Transport: &http.Transport{
MaxIdleConns: 1,
IdleConnTimeout: 5 * time.Second,
DisableCompression: false,
},
}
}
func NewPulsarClient() pulsar.Client {
client, err := pulsar.NewClient(pulsar.ClientOptions{URL: "pulsar://localhost:6650"})
if err != nil {
panic(err)
}
return client
}
func AcquireUnusedPort() (int, error) {
tcpAddr, err := net.ResolveTCPAddr("tcp", "0.0.0.0:0")
if err != nil {
return 0, err
}
l, err := net.ListenTCP("tcp", tcpAddr)
if err != nil {
return 0, err
}
defer l.Close()
return l.Addr().(*net.TCPAddr).Port, nil
}
func HttpGetRequest(url string) ([]byte, error) {
var body bytes.Buffer
request, err := http.NewRequest(http.MethodGet, url, &body)
if err != nil {
return nil, err
}
defer request.Body.Close()
response, err := httpClient.Do(request)
if err != nil {
return nil, err
}
return io.ReadAll(response.Body)
}