52 lines
989 B
Go
52 lines
989 B
Go
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package main
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import (
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"os/exec"
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"strings"
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"sync"
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"testing"
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"time"
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)
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func TestMultipleAttachRestart(t *testing.T) {
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cmd := exec.Command(dockerBinary, "run", "--name", "attacher", "-d", "busybox",
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"/bin/sh", "-c", "sleep 1 && echo hello")
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group := sync.WaitGroup{}
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group.Add(4)
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go func() {
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defer group.Done()
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out, _, err := runCommandWithOutput(cmd)
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if err != nil {
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t.Fatal(err, out)
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}
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}()
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time.Sleep(500 * time.Millisecond)
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for i := 0; i < 3; i++ {
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go func() {
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defer group.Done()
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c := exec.Command(dockerBinary, "attach", "attacher")
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out, _, err := runCommandWithOutput(c)
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if err != nil {
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t.Fatal(err, out)
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}
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if actual := strings.Trim(out, "\r\n"); actual != "hello" {
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t.Fatalf("unexpected output %s expected hello", actual)
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}
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}()
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}
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group.Wait()
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cmd = exec.Command(dockerBinary, "kill", "attacher")
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if _, err := runCommand(cmd); err != nil {
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t.Fatal(err)
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}
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deleteAllContainers()
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logDone("run - multiple attach")
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}
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