DockerCLI/cli/command/stack/list_test.go

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package stack
import (
"io/ioutil"
"testing"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/internal/test"
// Import builders to get the builder function as package function
. "github.com/docker/cli/internal/test/builders"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/swarm"
"github.com/pkg/errors"
"gotest.tools/assert"
"gotest.tools/golden"
)
var (
orchestrator = commonOptions{orchestrator: command.OrchestratorSwarm}
)
func TestListErrors(t *testing.T) {
testCases := []struct {
args []string
flags map[string]string
serviceListFunc func(options types.ServiceListOptions) ([]swarm.Service, error)
expectedError string
}{
{
args: []string{"foo"},
expectedError: "accepts no argument",
},
{
flags: map[string]string{
"format": "{{invalid format}}",
},
expectedError: "Template parsing error",
},
{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{}, errors.Errorf("error getting services")
},
expectedError: "error getting services",
},
{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{*Service()}, nil
},
expectedError: "cannot get label",
},
}
for _, tc := range testCases {
cmd := newListCommand(test.NewFakeCli(&fakeClient{
serviceListFunc: tc.serviceListFunc,
}), &orchestrator)
cmd.SetArgs(tc.args)
cmd.SetOutput(ioutil.Discard)
for key, value := range tc.flags {
cmd.Flags().Set(key, value)
}
assert.ErrorContains(t, cmd.Execute(), tc.expectedError)
}
}
func TestStackList(t *testing.T) {
testCases := []struct {
doc string
serviceNames []string
flags map[string]string
golden string
}{
{
doc: "WithFormat",
serviceNames: []string{"service-name-foo"},
flags: map[string]string{
"format": "{{ .Name }}",
},
golden: "stack-list-with-format.golden",
},
{
doc: "WithoutFormat",
serviceNames: []string{"service-name-foo"},
golden: "stack-list-without-format.golden",
},
{
doc: "Sort",
serviceNames: []string{
"service-name-foo",
"service-name-bar",
},
golden: "stack-list-sort.golden",
},
{
doc: "SortNatural",
serviceNames: []string{
"service-name-1-foo",
"service-name-10-foo",
"service-name-2-foo",
},
golden: "stack-list-sort-natural.golden",
},
}
for _, tc := range testCases {
t.Run(tc.doc, func(t *testing.T) {
var services []swarm.Service
for _, name := range tc.serviceNames {
services = append(services,
*Service(
ServiceLabels(map[string]string{
"com.docker.stack.namespace": name,
}),
),
)
}
cli := test.NewFakeCli(&fakeClient{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return services, nil
},
})
cmd := newListCommand(cli, &orchestrator)
for key, value := range tc.flags {
cmd.Flags().Set(key, value)
}
assert.NilError(t, cmd.Execute())
golden.Assert(t, cli.OutBuffer().String(), tc.golden)
})
}
}