DockerCLI/cli/command/config/inspect_test.go

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package config
import (
"bytes"
"fmt"
"io/ioutil"
"testing"
"time"
"github.com/docker/cli/cli/internal/test"
"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 TestConfigInspectErrors(t *testing.T) {
testCases := []struct {
args []string
flags map[string]string
configInspectFunc func(configID string) (swarm.Config, []byte, error)
expectedError string
}{
{
expectedError: "requires at least 1 argument",
},
{
args: []string{"foo"},
configInspectFunc: func(configID string) (swarm.Config, []byte, error) {
return swarm.Config{}, nil, errors.Errorf("error while inspecting the config")
},
expectedError: "error while inspecting the config",
},
{
args: []string{"foo"},
flags: map[string]string{
"format": "{{invalid format}}",
},
expectedError: "Template parsing error",
},
{
args: []string{"foo", "bar"},
configInspectFunc: func(configID string) (swarm.Config, []byte, error) {
if configID == "foo" {
return *Config(ConfigName("foo")), nil, nil
}
return swarm.Config{}, nil, errors.Errorf("error while inspecting the config")
},
expectedError: "error while inspecting the config",
},
}
for _, tc := range testCases {
buf := new(bytes.Buffer)
cmd := newConfigInspectCommand(
test.NewFakeCli(&fakeClient{
configInspectFunc: tc.configInspectFunc,
}, 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 TestConfigInspectWithoutFormat(t *testing.T) {
testCases := []struct {
name string
args []string
configInspectFunc func(configID string) (swarm.Config, []byte, error)
}{
{
name: "single-config",
args: []string{"foo"},
configInspectFunc: func(name string) (swarm.Config, []byte, error) {
if name != "foo" {
return swarm.Config{}, nil, errors.Errorf("Invalid name, expected %s, got %s", "foo", name)
}
return *Config(ConfigID("ID-foo"), ConfigName("foo")), nil, nil
},
},
{
name: "multiple-configs-with-labels",
args: []string{"foo", "bar"},
configInspectFunc: func(name string) (swarm.Config, []byte, error) {
return *Config(ConfigID("ID-"+name), ConfigName(name), ConfigLabels(map[string]string{
"label1": "label-foo",
})), nil, nil
},
},
}
for _, tc := range testCases {
buf := new(bytes.Buffer)
cmd := newConfigInspectCommand(
test.NewFakeCli(&fakeClient{
configInspectFunc: tc.configInspectFunc,
}, buf),
)
cmd.SetArgs(tc.args)
assert.NoError(t, cmd.Execute())
actual := buf.String()
expected := golden.Get(t, []byte(actual), fmt.Sprintf("config-inspect-without-format.%s.golden", tc.name))
testutil.EqualNormalizedString(t, testutil.RemoveSpace, actual, string(expected))
}
}
func TestConfigInspectWithFormat(t *testing.T) {
configInspectFunc := func(name string) (swarm.Config, []byte, error) {
return *Config(ConfigName("foo"), ConfigLabels(map[string]string{
"label1": "label-foo",
})), nil, nil
}
testCases := []struct {
name string
format string
args []string
configInspectFunc func(name string) (swarm.Config, []byte, error)
}{
{
name: "simple-template",
format: "{{.Spec.Name}}",
args: []string{"foo"},
configInspectFunc: configInspectFunc,
},
{
name: "json-template",
format: "{{json .Spec.Labels}}",
args: []string{"foo"},
configInspectFunc: configInspectFunc,
},
}
for _, tc := range testCases {
buf := new(bytes.Buffer)
cmd := newConfigInspectCommand(
test.NewFakeCli(&fakeClient{
configInspectFunc: tc.configInspectFunc,
}, buf),
)
cmd.SetArgs(tc.args)
cmd.Flags().Set("format", tc.format)
assert.NoError(t, cmd.Execute())
actual := buf.String()
expected := golden.Get(t, []byte(actual), fmt.Sprintf("config-inspect-with-format.%s.golden", tc.name))
testutil.EqualNormalizedString(t, testutil.RemoveSpace, actual, string(expected))
}
}
func TestConfigInspectPretty(t *testing.T) {
testCases := []struct {
name string
configInspectFunc func(string) (swarm.Config, []byte, error)
}{
{
name: "simple",
configInspectFunc: func(id string) (swarm.Config, []byte, error) {
return *Config(
ConfigLabels(map[string]string{
"lbl1": "value1",
}),
ConfigID("configID"),
ConfigName("configName"),
ConfigCreatedAt(time.Time{}),
ConfigUpdatedAt(time.Time{}),
ConfigData([]byte("payload here")),
), []byte{}, nil
},
},
}
for _, tc := range testCases {
buf := new(bytes.Buffer)
cmd := newConfigInspectCommand(
test.NewFakeCli(&fakeClient{
configInspectFunc: tc.configInspectFunc,
}, buf))
cmd.SetArgs([]string{"configID"})
cmd.Flags().Set("pretty", "true")
assert.NoError(t, cmd.Execute())
actual := buf.String()
expected := golden.Get(t, []byte(actual), fmt.Sprintf("config-inspect-pretty.%s.golden", tc.name))
testutil.EqualNormalizedString(t, testutil.RemoveSpace, actual, string(expected))
}
}