DockerCLI/cli/command/formatter/plugin_test.go

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package formatter
import (
"bytes"
"encoding/json"
"strings"
"testing"
"github.com/docker/docker/api/types"
"github.com/docker/docker/pkg/stringid"
"gotest.tools/assert"
is "gotest.tools/assert/cmp"
)
func TestPluginContext(t *testing.T) {
pluginID := stringid.GenerateRandomID()
var ctx pluginContext
cases := []struct {
pluginCtx pluginContext
expValue string
call func() string
}{
{pluginContext{
p: types.Plugin{ID: pluginID},
trunc: false,
}, pluginID, ctx.ID},
{pluginContext{
p: types.Plugin{ID: pluginID},
trunc: true,
}, stringid.TruncateID(pluginID), ctx.ID},
{pluginContext{
p: types.Plugin{Name: "plugin_name"},
}, "plugin_name", ctx.Name},
{pluginContext{
p: types.Plugin{Config: types.PluginConfig{Description: "plugin_description"}},
}, "plugin_description", ctx.Description},
}
for _, c := range cases {
ctx = c.pluginCtx
v := c.call()
if strings.Contains(v, ",") {
compareMultipleValues(t, v, c.expValue)
} else if v != c.expValue {
t.Fatalf("Expected %s, was %s\n", c.expValue, v)
}
}
}
func TestPluginContextWrite(t *testing.T) {
cases := []struct {
context Context
expected string
}{
// Errors
{
Context{Format: "{{InvalidFunction}}"},
`Template parsing error: template: :1: function "InvalidFunction" not defined
`,
},
{
Context{Format: "{{nil}}"},
`Template parsing error: template: :1:2: executing "" at <nil>: nil is not a command
`,
},
// Table format
{
Context{Format: NewPluginFormat("table", false)},
`ID NAME DESCRIPTION ENABLED
pluginID1 foobar_baz description 1 true
pluginID2 foobar_bar description 2 false
`,
},
{
Context{Format: NewPluginFormat("table", true)},
`pluginID1
pluginID2
`,
},
{
Context{Format: NewPluginFormat("table {{.Name}}", false)},
`NAME
foobar_baz
foobar_bar
`,
},
{
Context{Format: NewPluginFormat("table {{.Name}}", true)},
`NAME
foobar_baz
foobar_bar
`,
},
// Raw Format
{
Context{Format: NewPluginFormat("raw", false)},
`plugin_id: pluginID1
name: foobar_baz
description: description 1
enabled: true
plugin_id: pluginID2
name: foobar_bar
description: description 2
enabled: false
`,
},
{
Context{Format: NewPluginFormat("raw", true)},
`plugin_id: pluginID1
plugin_id: pluginID2
`,
},
// Custom Format
{
Context{Format: NewPluginFormat("{{.Name}}", false)},
`foobar_baz
foobar_bar
`,
},
}
for _, testcase := range cases {
plugins := []*types.Plugin{
{ID: "pluginID1", Name: "foobar_baz", Config: types.PluginConfig{Description: "description 1"}, Enabled: true},
{ID: "pluginID2", Name: "foobar_bar", Config: types.PluginConfig{Description: "description 2"}, Enabled: false},
}
out := bytes.NewBufferString("")
testcase.context.Output = out
err := PluginWrite(testcase.context, plugins)
if err != nil {
assert.Error(t, err, testcase.expected)
} else {
assert.Check(t, is.Equal(testcase.expected, out.String()))
}
}
}
func TestPluginContextWriteJSON(t *testing.T) {
plugins := []*types.Plugin{
{ID: "pluginID1", Name: "foobar_baz"},
{ID: "pluginID2", Name: "foobar_bar"},
}
expectedJSONs := []map[string]interface{}{
{"Description": "", "Enabled": false, "ID": "pluginID1", "Name": "foobar_baz", "PluginReference": ""},
{"Description": "", "Enabled": false, "ID": "pluginID2", "Name": "foobar_bar", "PluginReference": ""},
}
out := bytes.NewBufferString("")
err := PluginWrite(Context{Format: "{{json .}}", Output: out}, plugins)
if err != nil {
t.Fatal(err)
}
for i, line := range strings.Split(strings.TrimSpace(out.String()), "\n") {
var m map[string]interface{}
if err := json.Unmarshal([]byte(line), &m); err != nil {
t.Fatal(err)
}
assert.Check(t, is.DeepEqual(expectedJSONs[i], m))
}
}
func TestPluginContextWriteJSONField(t *testing.T) {
plugins := []*types.Plugin{
{ID: "pluginID1", Name: "foobar_baz"},
{ID: "pluginID2", Name: "foobar_bar"},
}
out := bytes.NewBufferString("")
err := PluginWrite(Context{Format: "{{json .ID}}", Output: out}, plugins)
if err != nil {
t.Fatal(err)
}
for i, line := range strings.Split(strings.TrimSpace(out.String()), "\n") {
var s string
if err := json.Unmarshal([]byte(line), &s); err != nil {
t.Fatal(err)
}
assert.Check(t, is.Equal(plugins[i].ID, s))
}
}