1
0
Fork 0
mirror of https://github.com/moby/moby.git synced 2022-11-09 12:21:53 -05:00
moby--moby/integration-cli/docker_cli_exec_unix_test.go
John Howard f9a3558a9d Windows: Get Integration CLI running
Signed-off-by: John Howard <jhoward@microsoft.com>
2015-09-04 12:32:40 -07:00

74 lines
1.7 KiB
Go

// +build !windows,!test_no_exec
package main
import (
"bytes"
"io"
"os/exec"
"strings"
"time"
"github.com/go-check/check"
"github.com/kr/pty"
)
// regression test for #12546
func (s *DockerSuite) TestExecInteractiveStdinClose(c *check.C) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-itd", "busybox", "/bin/cat")
contID := strings.TrimSpace(out)
cmd := exec.Command(dockerBinary, "exec", "-i", contID, "echo", "-n", "hello")
p, err := pty.Start(cmd)
if err != nil {
c.Fatal(err)
}
b := bytes.NewBuffer(nil)
go io.Copy(b, p)
ch := make(chan error)
go func() { ch <- cmd.Wait() }()
select {
case err := <-ch:
if err != nil {
c.Errorf("cmd finished with error %v", err)
}
if output := b.String(); strings.TrimSpace(output) != "hello" {
c.Fatalf("Unexpected output %s", output)
}
case <-time.After(1 * time.Second):
c.Fatal("timed out running docker exec")
}
}
func (s *DockerSuite) TestExecTTY(c *check.C) {
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "-d", "--name=test", "busybox", "sh", "-c", "echo hello > /foo && top")
cmd := exec.Command(dockerBinary, "exec", "-it", "test", "sh")
p, err := pty.Start(cmd)
c.Assert(err, check.IsNil)
defer p.Close()
_, err = p.Write([]byte("cat /foo && exit\n"))
c.Assert(err, check.IsNil)
chErr := make(chan error)
go func() {
chErr <- cmd.Wait()
}()
select {
case err := <-chErr:
c.Assert(err, check.IsNil)
case <-time.After(3 * time.Second):
c.Fatal("timeout waiting for exec to exit")
}
buf := make([]byte, 256)
read, err := p.Read(buf)
c.Assert(err, check.IsNil)
c.Assert(bytes.Contains(buf, []byte("hello")), check.Equals, true, check.Commentf(string(buf[:read])))
}