Files
docker-cli/cli/command/container/export_test.go
Alano Terblanche 38595fecb6 Unexport container commands
This patch deprecates exported container commands and moves the
implementation details to an unexported function.

Commands that are affected include:
- container.NewRunCommand
- container.NewExecCommand
- container.NewPsCommand
- container.NewContainerCommand
- container.NewAttachCommand
- container.NewCommitCommand
- container.NewCopyCommand
- container.NewCreateCommand
- container.NewDiffCommand
- container.NewExportCommand
- container.NewKillCommand
- container.NewLogsCommand
- container.NewPauseCommand
- container.NewPortCommand
- container.NewRenameCommand
- container.NewRestartCommand
- container.NewRmCommand
- container.NewStartCommand
- container.NewStatsCommand
- container.NewStopCommand
- container.NewTopCommand
- container.NewUnpauseCommand
- container.NewUpdateCommand
- container.NewWaitCommand
- container.NewPruneCommand

Signed-off-by: Alano Terblanche <18033717+Benehiko@users.noreply.github.com>
2025-08-19 11:12:19 +02:00

48 lines
1.2 KiB
Go

package container
import (
"io"
"strings"
"testing"
"github.com/docker/cli/internal/test"
"gotest.tools/v3/assert"
"gotest.tools/v3/fs"
)
func TestContainerExportOutputToFile(t *testing.T) {
dir := fs.NewDir(t, "export-test")
defer dir.Remove()
cli := test.NewFakeCli(&fakeClient{
containerExportFunc: func(container string) (io.ReadCloser, error) {
return io.NopCloser(strings.NewReader("bar")), nil
},
})
cmd := newExportCommand(cli)
cmd.SetOut(io.Discard)
cmd.SetArgs([]string{"-o", dir.Join("foo"), "container"})
assert.NilError(t, cmd.Execute())
expected := fs.Expected(t,
fs.WithFile("foo", "bar", fs.MatchAnyFileMode),
)
assert.Assert(t, fs.Equal(dir.Path(), expected))
}
func TestContainerExportOutputToIrregularFile(t *testing.T) {
cli := test.NewFakeCli(&fakeClient{
containerExportFunc: func(container string) (io.ReadCloser, error) {
return io.NopCloser(strings.NewReader("foo")), nil
},
})
cmd := newExportCommand(cli)
cmd.SetOut(io.Discard)
cmd.SetErr(io.Discard)
cmd.SetArgs([]string{"-o", "/dev/random", "container"})
const expected = `failed to export container: cannot write to a character device file`
assert.Error(t, cmd.Execute(), expected)
}