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moby--moby/integration-cli/docker_cli_attach_unix_test.go
Brian Goff 475c65319b Remove stripTrailingCharacters from tests
This was just an alias to `strings.TrimSpace`

Signed-off-by: Brian Goff <cpuguy83@gmail.com>
2015-04-06 09:21:18 -04:00

139 lines
2.7 KiB
Go

// +build !windows
package main
import (
"os/exec"
"strings"
"testing"
"time"
"github.com/kr/pty"
)
// #9860
func TestAttachClosedOnContainerStop(t *testing.T) {
defer deleteAllContainers()
cmd := exec.Command(dockerBinary, "run", "-dti", "busybox", "sleep", "2")
out, _, err := runCommandWithOutput(cmd)
if err != nil {
t.Fatalf("failed to start container: %v (%v)", out, err)
}
id := strings.TrimSpace(out)
if err := waitRun(id); err != nil {
t.Fatal(err)
}
done := make(chan struct{})
go func() {
defer close(done)
_, tty, err := pty.Open()
if err != nil {
t.Fatalf("could not open pty: %v", err)
}
attachCmd := exec.Command(dockerBinary, "attach", id)
attachCmd.Stdin = tty
attachCmd.Stdout = tty
attachCmd.Stderr = tty
if err := attachCmd.Run(); err != nil {
t.Fatalf("attach returned error %s", err)
}
}()
waitCmd := exec.Command(dockerBinary, "wait", id)
if out, _, err = runCommandWithOutput(waitCmd); err != nil {
t.Fatalf("error thrown while waiting for container: %s, %v", out, err)
}
select {
case <-done:
case <-time.After(attachWait):
t.Fatal("timed out without attach returning")
}
logDone("attach - return after container finished")
}
func TestAttachAfterDetach(t *testing.T) {
defer deleteAllContainers()
name := "detachtest"
cpty, tty, err := pty.Open()
if err != nil {
t.Fatalf("Could not open pty: %v", err)
}
cmd := exec.Command(dockerBinary, "run", "-ti", "--name", name, "busybox")
cmd.Stdin = tty
cmd.Stdout = tty
cmd.Stderr = tty
detached := make(chan struct{})
go func() {
if err := cmd.Run(); err != nil {
t.Fatalf("attach returned error %s", err)
}
close(detached)
}()
time.Sleep(500 * time.Millisecond)
if err := waitRun(name); err != nil {
t.Fatal(err)
}
cpty.Write([]byte{16})
time.Sleep(100 * time.Millisecond)
cpty.Write([]byte{17})
<-detached
cpty, tty, err = pty.Open()
if err != nil {
t.Fatalf("Could not open pty: %v", err)
}
cmd = exec.Command(dockerBinary, "attach", name)
cmd.Stdin = tty
cmd.Stdout = tty
cmd.Stderr = tty
if err := cmd.Start(); err != nil {
t.Fatal(err)
}
bytes := make([]byte, 10)
var nBytes int
readErr := make(chan error, 1)
go func() {
time.Sleep(500 * time.Millisecond)
cpty.Write([]byte("\n"))
time.Sleep(500 * time.Millisecond)
nBytes, err = cpty.Read(bytes)
cpty.Close()
readErr <- err
}()
select {
case err := <-readErr:
if err != nil {
t.Fatal(err)
}
case <-time.After(2 * time.Second):
t.Fatal("timeout waiting for attach read")
}
if err := cmd.Wait(); err != nil {
t.Fatal(err)
}
if !strings.Contains(string(bytes[:nBytes]), "/ #") {
t.Fatalf("failed to get a new prompt. got %s", string(bytes[:nBytes]))
}
logDone("attach - reconnect after detaching")
}