DockerCLI/cli/command/stack/list_test.go

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package stack
import (
"io/ioutil"
"testing"
"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/gotestyourself/gotestyourself/assert"
"github.com/gotestyourself/gotestyourself/golden"
"github.com/pkg/errors"
)
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,
}))
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 TestListWithFormat(t *testing.T) {
cli := test.NewFakeCli(&fakeClient{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{
*Service(
ServiceLabels(map[string]string{
"com.docker.stack.namespace": "service-name-foo",
}),
)}, nil
},
})
cmd := newListCommand(cli)
cmd.Flags().Set("format", "{{ .Name }}")
assert.NilError(t, cmd.Execute())
golden.Assert(t, cli.OutBuffer().String(), "stack-list-with-format.golden")
}
func TestListWithoutFormat(t *testing.T) {
cli := test.NewFakeCli(&fakeClient{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{
*Service(
ServiceLabels(map[string]string{
"com.docker.stack.namespace": "service-name-foo",
}),
)}, nil
},
})
cmd := newListCommand(cli)
assert.NilError(t, cmd.Execute())
golden.Assert(t, cli.OutBuffer().String(), "stack-list-without-format.golden")
}
func TestListOrder(t *testing.T) {
usecases := []struct {
golden string
swarmServices []swarm.Service
}{
{
golden: "stack-list-sort.golden",
swarmServices: []swarm.Service{
*Service(
ServiceLabels(map[string]string{
"com.docker.stack.namespace": "service-name-foo",
}),
),
*Service(
ServiceLabels(map[string]string{
"com.docker.stack.namespace": "service-name-bar",
}),
),
},
},
{
golden: "stack-list-sort-natural.golden",
swarmServices: []swarm.Service{
*Service(
ServiceLabels(map[string]string{
"com.docker.stack.namespace": "service-name-1-foo",
}),
),
*Service(
ServiceLabels(map[string]string{
"com.docker.stack.namespace": "service-name-10-foo",
}),
),
*Service(
ServiceLabels(map[string]string{
"com.docker.stack.namespace": "service-name-2-foo",
}),
),
},
},
}
for _, uc := range usecases {
cli := test.NewFakeCli(&fakeClient{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return uc.swarmServices, nil
},
})
cmd := newListCommand(cli)
assert.NilError(t, cmd.Execute())
golden.Assert(t, cli.OutBuffer().String(), uc.golden)
}
}