github.com/powellquiring/docker@v1.6.0-rc1/integration-cli/docker_cli_pause_test.go (about) 1 package main 2 3 import ( 4 "fmt" 5 "os/exec" 6 "strings" 7 "testing" 8 ) 9 10 func TestPause(t *testing.T) { 11 defer deleteAllContainers() 12 defer unpauseAllContainers() 13 14 name := "testeventpause" 15 out, _, _ := dockerCmd(t, "images", "-q") 16 image := strings.Split(out, "\n")[0] 17 dockerCmd(t, "run", "-d", "--name", name, image, "sleep", "2") 18 19 dockerCmd(t, "pause", name) 20 pausedContainers, err := getSliceOfPausedContainers() 21 if err != nil { 22 t.Fatalf("error thrown while checking if containers were paused: %v", err) 23 } 24 if len(pausedContainers) != 1 { 25 t.Fatalf("there should be one paused container and not", len(pausedContainers)) 26 } 27 28 dockerCmd(t, "unpause", name) 29 30 eventsCmd := exec.Command(dockerBinary, "events", "--since=0", fmt.Sprintf("--until=%d", daemonTime(t).Unix())) 31 out, _, _ = runCommandWithOutput(eventsCmd) 32 events := strings.Split(out, "\n") 33 if len(events) <= 1 { 34 t.Fatalf("Missing expected event") 35 } 36 37 pauseEvent := strings.Fields(events[len(events)-3]) 38 unpauseEvent := strings.Fields(events[len(events)-2]) 39 40 if pauseEvent[len(pauseEvent)-1] != "pause" { 41 t.Fatalf("event should be pause, not %#v", pauseEvent) 42 } 43 if unpauseEvent[len(unpauseEvent)-1] != "unpause" { 44 t.Fatalf("event should be unpause, not %#v", unpauseEvent) 45 } 46 47 waitCmd := exec.Command(dockerBinary, "wait", name) 48 if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil { 49 t.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err) 50 } 51 52 logDone("pause - pause/unpause is logged") 53 } 54 55 func TestPauseMultipleContainers(t *testing.T) { 56 defer deleteAllContainers() 57 defer unpauseAllContainers() 58 59 containers := []string{ 60 "testpausewithmorecontainers1", 61 "testpausewithmorecontainers2", 62 } 63 out, _, _ := dockerCmd(t, "images", "-q") 64 image := strings.Split(out, "\n")[0] 65 for _, name := range containers { 66 dockerCmd(t, "run", "-d", "--name", name, image, "sleep", "2") 67 } 68 dockerCmd(t, append([]string{"pause"}, containers...)...) 69 pausedContainers, err := getSliceOfPausedContainers() 70 if err != nil { 71 t.Fatalf("error thrown while checking if containers were paused: %v", err) 72 } 73 if len(pausedContainers) != len(containers) { 74 t.Fatalf("there should be %d paused container and not %d", len(containers), len(pausedContainers)) 75 } 76 77 dockerCmd(t, append([]string{"unpause"}, containers...)...) 78 79 eventsCmd := exec.Command(dockerBinary, "events", "--since=0", fmt.Sprintf("--until=%d", daemonTime(t).Unix())) 80 out, _, _ = runCommandWithOutput(eventsCmd) 81 events := strings.Split(out, "\n") 82 if len(events) <= len(containers)*3-2 { 83 t.Fatalf("Missing expected event") 84 } 85 86 pauseEvents := make([][]string, len(containers)) 87 unpauseEvents := make([][]string, len(containers)) 88 for i := range containers { 89 pauseEvents[i] = strings.Fields(events[len(events)-len(containers)*2-1+i]) 90 unpauseEvents[i] = strings.Fields(events[len(events)-len(containers)-1+i]) 91 } 92 93 for _, pauseEvent := range pauseEvents { 94 if pauseEvent[len(pauseEvent)-1] != "pause" { 95 t.Fatalf("event should be pause, not %#v", pauseEvent) 96 } 97 } 98 for _, unpauseEvent := range unpauseEvents { 99 if unpauseEvent[len(unpauseEvent)-1] != "unpause" { 100 t.Fatalf("event should be unpause, not %#v", unpauseEvent) 101 } 102 } 103 104 for _, name := range containers { 105 waitCmd := exec.Command(dockerBinary, "wait", name) 106 if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil { 107 t.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err) 108 } 109 } 110 111 logDone("pause - multi pause/unpause is logged") 112 }