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// Copyright 2015 go-dockerclient authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build docker_integration
// +build docker_integration
package docker
import (
"bytes"
"reflect"
"strings"
"testing"
)
func TestIntegrationPullCreateStartLogs(t *testing.T) {
imageName := pullImage(t)
client, err := NewClientFromEnv()
if err != nil {
t.Fatal(err)
}
hostConfig := HostConfig{PublishAllPorts: true}
createOpts := integrationCreateContainerOpts(imageName, &hostConfig)
container, err := client.CreateContainer(createOpts)
if err != nil {
t.Fatal(err)
}
err = client.StartContainer(container.ID, &hostConfig)
if err != nil {
t.Fatal(err)
}
status, err := client.WaitContainer(container.ID)
if err != nil {
t.Error(err)
}
if status != 0 {
t.Errorf("WaitContainer(%q): wrong status. Want 0. Got %d", container.ID, status)
}
var stdout, stderr bytes.Buffer
logsOpts := LogsOptions{
Container: container.ID,
OutputStream: &stdout,
ErrorStream: &stderr,
Stdout: true,
Stderr: true,
}
err = client.Logs(logsOpts)
if err != nil {
t.Error(err)
}
if stderr.String() != "" {
t.Errorf("Got unexpected stderr from logs: %q", stderr.String())
}
// split stdout by lines to make sure the test is the same on Windows
// and Linux. Life is hard.
expected := []string{
"hello hello",
}
if stdoutLines := getLines(&stdout); !reflect.DeepEqual(stdoutLines, expected) {
t.Errorf("Got wrong stdout from logs.\nWant:\n%#v.\n\nGot:\n%#v.", expected, stdoutLines)
}
}
func getLines(buf *bytes.Buffer) []string {
var lines []string
for _, line := range strings.Split(buf.String(), "\n") {
line = strings.TrimSpace(line)
if line != "" {
lines = append(lines, line)
}
}
return lines
}
func pullImage(t *testing.T) string {
imageName := integrationDockerImage
var buf bytes.Buffer
pullOpts := PullImageOptions{
Repository: imageName,
OutputStream: &buf,
}
client, err := NewClientFromEnv()
if err != nil {
t.Fatal(err)
}
err = client.PullImage(pullOpts, AuthConfiguration{})
if err != nil {
t.Logf("Pull output: %s", buf.String())
t.Fatal(err)
}
return imageName
}
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