github.com/jandre/docker@v1.7.0/integration-cli/docker_cli_pause_test.go (about)

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  	"os/exec"
     6  	"strings"
     7  
     8  	"github.com/go-check/check"
     9  )
    10  
    11  func (s *DockerSuite) TestPause(c *check.C) {
    12  	defer unpauseAllContainers()
    13  
    14  	name := "testeventpause"
    15  	out, _ := dockerCmd(c, "images", "-q")
    16  	image := strings.Split(out, "\n")[0]
    17  	dockerCmd(c, "run", "-d", "--name", name, image, "top")
    18  
    19  	dockerCmd(c, "pause", name)
    20  	pausedContainers, err := getSliceOfPausedContainers()
    21  	if err != nil {
    22  		c.Fatalf("error thrown while checking if containers were paused: %v", err)
    23  	}
    24  	if len(pausedContainers) != 1 {
    25  		c.Fatalf("there should be one paused container and not %d", len(pausedContainers))
    26  	}
    27  
    28  	dockerCmd(c, "unpause", name)
    29  
    30  	eventsCmd := exec.Command(dockerBinary, "events", "--since=0", fmt.Sprintf("--until=%d", daemonTime(c).Unix()))
    31  	out, _, _ = runCommandWithOutput(eventsCmd)
    32  	events := strings.Split(out, "\n")
    33  	if len(events) <= 1 {
    34  		c.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  		c.Fatalf("event should be pause, not %#v", pauseEvent)
    42  	}
    43  	if unpauseEvent[len(unpauseEvent)-1] != "unpause" {
    44  		c.Fatalf("event should be unpause, not %#v", unpauseEvent)
    45  	}
    46  
    47  }
    48  
    49  func (s *DockerSuite) TestPauseMultipleContainers(c *check.C) {
    50  	defer unpauseAllContainers()
    51  
    52  	containers := []string{
    53  		"testpausewithmorecontainers1",
    54  		"testpausewithmorecontainers2",
    55  	}
    56  	out, _ := dockerCmd(c, "images", "-q")
    57  	image := strings.Split(out, "\n")[0]
    58  	for _, name := range containers {
    59  		dockerCmd(c, "run", "-d", "--name", name, image, "top")
    60  	}
    61  	dockerCmd(c, append([]string{"pause"}, containers...)...)
    62  	pausedContainers, err := getSliceOfPausedContainers()
    63  	if err != nil {
    64  		c.Fatalf("error thrown while checking if containers were paused: %v", err)
    65  	}
    66  	if len(pausedContainers) != len(containers) {
    67  		c.Fatalf("there should be %d paused container and not %d", len(containers), len(pausedContainers))
    68  	}
    69  
    70  	dockerCmd(c, append([]string{"unpause"}, containers...)...)
    71  
    72  	eventsCmd := exec.Command(dockerBinary, "events", "--since=0", fmt.Sprintf("--until=%d", daemonTime(c).Unix()))
    73  	out, _, _ = runCommandWithOutput(eventsCmd)
    74  	events := strings.Split(out, "\n")
    75  	if len(events) <= len(containers)*3-2 {
    76  		c.Fatalf("Missing expected event")
    77  	}
    78  
    79  	pauseEvents := make([][]string, len(containers))
    80  	unpauseEvents := make([][]string, len(containers))
    81  	for i := range containers {
    82  		pauseEvents[i] = strings.Fields(events[len(events)-len(containers)*2-1+i])
    83  		unpauseEvents[i] = strings.Fields(events[len(events)-len(containers)-1+i])
    84  	}
    85  
    86  	for _, pauseEvent := range pauseEvents {
    87  		if pauseEvent[len(pauseEvent)-1] != "pause" {
    88  			c.Fatalf("event should be pause, not %#v", pauseEvent)
    89  		}
    90  	}
    91  	for _, unpauseEvent := range unpauseEvents {
    92  		if unpauseEvent[len(unpauseEvent)-1] != "unpause" {
    93  			c.Fatalf("event should be unpause, not %#v", unpauseEvent)
    94  		}
    95  	}
    96  
    97  }