docker/integration-cli/docker_cli_stats_test.go at master · Eagle-X/docker · GitHub

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package main

import (

"os/exec"

"strings"

"time"

"github.com/docker/docker/pkg/integration/checker"

"github.com/go-check/check"

)

func (s *DockerSuite) TestStatsNoStream(c *check.C) {

testRequires(c, DaemonIsLinux)

out, _ := dockerCmd(c, "run", "-d", "busybox", "top")

id := strings.TrimSpace(out)

c.Assert(waitRun(id), checker.IsNil)

statsCmd := exec.Command(dockerBinary, "stats", "--no-stream", id)

type output struct {

out []byte

err error

}

ch := make(chan output)

go func() {

out, err := statsCmd.Output()

ch <- output{out, err}

}()

select {

case outerr := <-ch:

c.Assert(outerr.err, checker.IsNil, check.Commentf("Error running stats: %v", outerr.err))

c.Assert(string(outerr.out), checker.Contains, id) //running container wasn't present in output

case <-time.After(3 * time.Second):

statsCmd.Process.Kill()

c.Fatalf("stats did not return immediately when not streaming")

}

func (s *DockerSuite) TestStatsContainerNotFound(c *check.C) {

testRequires(c, DaemonIsLinux)

out, _, err := dockerCmdWithError("stats", "notfound")

c.Assert(err, checker.NotNil)

c.Assert(out, checker.Contains, "no such id: notfound", check.Commentf("Expected to fail on not found container stats, got %q instead", out))

out, _, err = dockerCmdWithError("stats", "--no-stream", "notfound")

c.Assert(err, checker.NotNil)

c.Assert(out, checker.Contains, "no such id: notfound", check.Commentf("Expected to fail on not found container stats with --no-stream, got %q instead", out))

}

docker/integration-cli/docker_cli_stats_test.go at master · Eagle-X/docker · GitHub

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