DockerCLI/cli/command/swarm/join_token_test.go

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package swarm
import (
"bytes"
"fmt"
"io/ioutil"
"testing"
"github.com/docker/cli/cli/internal/test"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/swarm"
"github.com/pkg/errors"
// Import builders to get the builder function as package function
. "github.com/docker/cli/cli/internal/test/builders"
"github.com/docker/docker/pkg/testutil"
"github.com/docker/docker/pkg/testutil/golden"
"github.com/stretchr/testify/assert"
)
func TestSwarmJoinTokenErrors(t *testing.T) {
testCases := []struct {
name string
args []string
flags map[string]string
infoFunc func() (types.Info, error)
swarmInspectFunc func() (swarm.Swarm, error)
swarmUpdateFunc func(swarm swarm.Spec, flags swarm.UpdateFlags) error
nodeInspectFunc func() (swarm.Node, []byte, error)
expectedError string
}{
{
name: "not-enough-args",
expectedError: "requires exactly 1 argument",
},
{
name: "too-many-args",
args: []string{"worker", "manager"},
expectedError: "requires exactly 1 argument",
},
{
name: "invalid-args",
args: []string{"foo"},
expectedError: "unknown role foo",
},
{
name: "swarm-inspect-failed",
args: []string{"worker"},
swarmInspectFunc: func() (swarm.Swarm, error) {
return swarm.Swarm{}, errors.Errorf("error inspecting the swarm")
},
expectedError: "error inspecting the swarm",
},
{
name: "swarm-inspect-rotate-failed",
args: []string{"worker"},
flags: map[string]string{
flagRotate: "true",
},
swarmInspectFunc: func() (swarm.Swarm, error) {
return swarm.Swarm{}, errors.Errorf("error inspecting the swarm")
},
expectedError: "error inspecting the swarm",
},
{
name: "swarm-update-failed",
args: []string{"worker"},
flags: map[string]string{
flagRotate: "true",
},
swarmUpdateFunc: func(swarm swarm.Spec, flags swarm.UpdateFlags) error {
return errors.Errorf("error updating the swarm")
},
expectedError: "error updating the swarm",
},
{
name: "node-inspect-failed",
args: []string{"worker"},
nodeInspectFunc: func() (swarm.Node, []byte, error) {
return swarm.Node{}, []byte{}, errors.Errorf("error inspecting node")
},
expectedError: "error inspecting node",
},
{
name: "info-failed",
args: []string{"worker"},
infoFunc: func() (types.Info, error) {
return types.Info{}, errors.Errorf("error asking for node info")
},
expectedError: "error asking for node info",
},
}
for _, tc := range testCases {
buf := new(bytes.Buffer)
cmd := newJoinTokenCommand(
test.NewFakeCli(&fakeClient{
swarmInspectFunc: tc.swarmInspectFunc,
swarmUpdateFunc: tc.swarmUpdateFunc,
infoFunc: tc.infoFunc,
nodeInspectFunc: tc.nodeInspectFunc,
}, buf))
cmd.SetArgs(tc.args)
for key, value := range tc.flags {
cmd.Flags().Set(key, value)
}
cmd.SetOutput(ioutil.Discard)
testutil.ErrorContains(t, cmd.Execute(), tc.expectedError)
}
}
func TestSwarmJoinToken(t *testing.T) {
testCases := []struct {
name string
args []string
flags map[string]string
infoFunc func() (types.Info, error)
swarmInspectFunc func() (swarm.Swarm, error)
nodeInspectFunc func() (swarm.Node, []byte, error)
}{
{
name: "worker",
args: []string{"worker"},
infoFunc: func() (types.Info, error) {
return types.Info{
Swarm: swarm.Info{
NodeID: "nodeID",
},
}, nil
},
nodeInspectFunc: func() (swarm.Node, []byte, error) {
return *Node(Manager()), []byte{}, nil
},
swarmInspectFunc: func() (swarm.Swarm, error) {
return *Swarm(), nil
},
},
{
name: "manager",
args: []string{"manager"},
infoFunc: func() (types.Info, error) {
return types.Info{
Swarm: swarm.Info{
NodeID: "nodeID",
},
}, nil
},
nodeInspectFunc: func() (swarm.Node, []byte, error) {
return *Node(Manager()), []byte{}, nil
},
swarmInspectFunc: func() (swarm.Swarm, error) {
return *Swarm(), nil
},
},
{
name: "manager-rotate",
args: []string{"manager"},
flags: map[string]string{
flagRotate: "true",
},
infoFunc: func() (types.Info, error) {
return types.Info{
Swarm: swarm.Info{
NodeID: "nodeID",
},
}, nil
},
nodeInspectFunc: func() (swarm.Node, []byte, error) {
return *Node(Manager()), []byte{}, nil
},
swarmInspectFunc: func() (swarm.Swarm, error) {
return *Swarm(), nil
},
},
{
name: "worker-quiet",
args: []string{"worker"},
flags: map[string]string{
flagQuiet: "true",
},
nodeInspectFunc: func() (swarm.Node, []byte, error) {
return *Node(Manager()), []byte{}, nil
},
swarmInspectFunc: func() (swarm.Swarm, error) {
return *Swarm(), nil
},
},
{
name: "manager-quiet",
args: []string{"manager"},
flags: map[string]string{
flagQuiet: "true",
},
nodeInspectFunc: func() (swarm.Node, []byte, error) {
return *Node(Manager()), []byte{}, nil
},
swarmInspectFunc: func() (swarm.Swarm, error) {
return *Swarm(), nil
},
},
}
for _, tc := range testCases {
buf := new(bytes.Buffer)
cmd := newJoinTokenCommand(
test.NewFakeCli(&fakeClient{
swarmInspectFunc: tc.swarmInspectFunc,
infoFunc: tc.infoFunc,
nodeInspectFunc: tc.nodeInspectFunc,
}, buf))
cmd.SetArgs(tc.args)
for key, value := range tc.flags {
cmd.Flags().Set(key, value)
}
assert.NoError(t, cmd.Execute())
actual := buf.String()
expected := golden.Get(t, []byte(actual), fmt.Sprintf("jointoken-%s.golden", tc.name))
testutil.EqualNormalizedString(t, testutil.RemoveSpace, actual, string(expected))
}
}