DockerCLI/cli/command/checkpoint/list_test.go

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package checkpoint
import (
"io/ioutil"
"testing"
"github.com/docker/cli/cli/internal/test"
"github.com/docker/docker/api/types"
"github.com/docker/docker/pkg/testutil"
"github.com/gotestyourself/gotestyourself/golden"
"github.com/pkg/errors"
"github.com/stretchr/testify/assert"
)
func TestCheckpointListErrors(t *testing.T) {
testCases := []struct {
args []string
checkpointListFunc func(container string, options types.CheckpointListOptions) ([]types.Checkpoint, error)
expectedError string
}{
{
args: []string{},
expectedError: "requires exactly 1 argument",
},
{
args: []string{"too", "many", "arguments"},
expectedError: "requires exactly 1 argument",
},
{
args: []string{"foo"},
checkpointListFunc: func(container string, options types.CheckpointListOptions) ([]types.Checkpoint, error) {
return []types.Checkpoint{}, errors.Errorf("error getting checkpoints for container foo")
},
expectedError: "error getting checkpoints for container foo",
},
}
for _, tc := range testCases {
cli := test.NewFakeCli(&fakeClient{
checkpointListFunc: tc.checkpointListFunc,
})
cmd := newListCommand(cli)
cmd.SetArgs(tc.args)
cmd.SetOutput(ioutil.Discard)
testutil.ErrorContains(t, cmd.Execute(), tc.expectedError)
}
}
func TestCheckpointListWithOptions(t *testing.T) {
var containerID, checkpointDir string
cli := test.NewFakeCli(&fakeClient{
checkpointListFunc: func(container string, options types.CheckpointListOptions) ([]types.Checkpoint, error) {
containerID = container
checkpointDir = options.CheckpointDir
return []types.Checkpoint{
{Name: "checkpoint-foo"},
}, nil
},
})
cmd := newListCommand(cli)
cmd.SetArgs([]string{"container-foo"})
cmd.Flags().Set("checkpoint-dir", "/dir/foo")
assert.NoError(t, cmd.Execute())
assert.Equal(t, "container-foo", containerID)
assert.Equal(t, "/dir/foo", checkpointDir)
golden.Assert(t, cli.OutBuffer().String(), "checkpoint-list-with-options.golden")
}