DockerCLI/cli/command/stack/services_test.go

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package stack
import (
"io/ioutil"
"testing"
"github.com/docker/cli/cli/config/configfile"
"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"
is "github.com/gotestyourself/gotestyourself/assert/cmp"
"github.com/gotestyourself/gotestyourself/golden"
"github.com/pkg/errors"
)
func TestStackServicesErrors(t *testing.T) {
testCases := []struct {
args []string
flags map[string]string
serviceListFunc func(options types.ServiceListOptions) ([]swarm.Service, error)
nodeListFunc func(options types.NodeListOptions) ([]swarm.Node, error)
taskListFunc func(options types.TaskListOptions) ([]swarm.Task, error)
expectedError string
}{
{
args: []string{"foo"},
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return nil, errors.Errorf("error getting services")
},
expectedError: "error getting services",
},
{
args: []string{"foo"},
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{*Service()}, nil
},
nodeListFunc: func(options types.NodeListOptions) ([]swarm.Node, error) {
return nil, errors.Errorf("error getting nodes")
},
expectedError: "error getting nodes",
},
{
args: []string{"foo"},
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{*Service()}, nil
},
taskListFunc: func(options types.TaskListOptions) ([]swarm.Task, error) {
return nil, errors.Errorf("error getting tasks")
},
expectedError: "error getting tasks",
},
{
args: []string{"foo"},
flags: map[string]string{
"format": "{{invalid format}}",
},
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{*Service()}, nil
},
expectedError: "Template parsing error",
},
}
for _, tc := range testCases {
cli := test.NewFakeCli(&fakeClient{
serviceListFunc: tc.serviceListFunc,
nodeListFunc: tc.nodeListFunc,
taskListFunc: tc.taskListFunc,
})
cmd := newServicesCommand(cli)
cmd.SetArgs(tc.args)
for key, value := range tc.flags {
cmd.Flags().Set(key, value)
}
cmd.SetOutput(ioutil.Discard)
assert.ErrorContains(t, cmd.Execute(), tc.expectedError)
}
}
func TestStackServicesEmptyServiceList(t *testing.T) {
fakeCli := test.NewFakeCli(&fakeClient{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{}, nil
},
})
cmd := newServicesCommand(fakeCli)
cmd.SetArgs([]string{"foo"})
assert.NilError(t, cmd.Execute())
assert.Check(t, is.Equal("", fakeCli.OutBuffer().String()))
assert.Check(t, is.Equal("Nothing found in stack: foo\n", fakeCli.ErrBuffer().String()))
}
func TestStackServicesWithQuietOption(t *testing.T) {
cli := test.NewFakeCli(&fakeClient{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{*Service(ServiceID("id-foo"))}, nil
},
})
cmd := newServicesCommand(cli)
cmd.Flags().Set("quiet", "true")
cmd.SetArgs([]string{"foo"})
assert.NilError(t, cmd.Execute())
golden.Assert(t, cli.OutBuffer().String(), "stack-services-with-quiet-option.golden")
}
func TestStackServicesWithFormat(t *testing.T) {
cli := test.NewFakeCli(&fakeClient{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{
*Service(ServiceName("service-name-foo")),
}, nil
},
})
cmd := newServicesCommand(cli)
cmd.SetArgs([]string{"foo"})
cmd.Flags().Set("format", "{{ .Name }}")
assert.NilError(t, cmd.Execute())
golden.Assert(t, cli.OutBuffer().String(), "stack-services-with-format.golden")
}
func TestStackServicesWithConfigFormat(t *testing.T) {
cli := test.NewFakeCli(&fakeClient{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{
*Service(ServiceName("service-name-foo")),
}, nil
},
})
cli.SetConfigFile(&configfile.ConfigFile{
ServicesFormat: "{{ .Name }}",
})
cmd := newServicesCommand(cli)
cmd.SetArgs([]string{"foo"})
assert.NilError(t, cmd.Execute())
golden.Assert(t, cli.OutBuffer().String(), "stack-services-with-config-format.golden")
}
func TestStackServicesWithoutFormat(t *testing.T) {
cli := test.NewFakeCli(&fakeClient{
serviceListFunc: func(options types.ServiceListOptions) ([]swarm.Service, error) {
return []swarm.Service{*Service(
ServiceName("name-foo"),
ServiceID("id-foo"),
ReplicatedService(2),
ServiceImage("busybox:latest"),
ServicePort(swarm.PortConfig{
PublishMode: swarm.PortConfigPublishModeIngress,
PublishedPort: 0,
TargetPort: 3232,
Protocol: swarm.PortConfigProtocolTCP,
}),
)}, nil
},
})
cmd := newServicesCommand(cli)
cmd.SetArgs([]string{"foo"})
assert.NilError(t, cmd.Execute())
golden.Assert(t, cli.OutBuffer().String(), "stack-services-without-format.golden")
}