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test: complete criu test #2520

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Nov 30, 2018
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test: complete criu test #2520

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13 changes: 13 additions & 0 deletions test/cli_start_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@ import (
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"strings"

"github.com/alibaba/pouch/test/command"
Expand Down Expand Up @@ -309,6 +310,13 @@ func (suite *PouchStartSuite) TestStartFromCheckpoint(c *check.C) {
defer os.RemoveAll(tmpDir)
checkpoint := "cp0"
command.PouchRun("checkpoint", "create", "--checkpoint-dir", tmpDir, name, checkpoint).Assert(c, icmd.Success)
// check criu image files have been dumped into checkpoint-dir, pouch create a description json,
// so there should be more than 1 files
dirs, err := ioutil.ReadDir(filepath.Join(tmpDir, checkpoint))
c.Assert(err, check.IsNil)
if len(dirs) < 2 {
c.Errorf("failed to dump criu image for container %s", name)
}

restoredContainer := "restoredContainer"
defer DelContainerForceMultyTime(c, restoredContainer)
Expand All @@ -318,6 +326,11 @@ func (suite *PouchStartSuite) TestStartFromCheckpoint(c *check.C) {
command.PouchRun("stop", restoredContainer).Assert(c, icmd.Success)

command.PouchRun("start", "--checkpoint-dir", tmpDir, "--checkpoint", checkpoint, restoredContainer).Assert(c, icmd.Success)

result := command.PouchRun("exec", restoredContainer, "sh", "-c", "ps -ef | grep top").Assert(c, icmd.Success)
if !strings.Contains(result.Stdout(), "top") {
c.Error("restored container should have top process")
}
}

// TestStartWithTty tests running container with -tty flag and attach stdin in a non-tty client.
Expand Down