// Copyright 2025 eat-pray-ai & OpenWaygate
// SPDX-License-Identifier: Apache-2.0
package playlist
import (
"bytes"
"context"
"encoding/json"
"fmt"
"math"
"net/http"
"net/http/httptest"
"reflect"
"strings"
"testing"
"github.com/eat-pray-ai/yutu/pkg/common"
"google.golang.org/api/option"
"google.golang.org/api/youtube/v3"
)
func TestNewPlaylist(t *testing.T) {
type args struct {
opts []Option
}
mineTrue := true
mineFalse := false
svc := &youtube.Service{}
tests := []struct {
name string
args args
want IPlaylist[youtube.Playlist]
}{
{
name: "with all options",
args: args{
opts: []Option{
WithIds([]string{"playlist1", "playlist2"}),
WithTitle("Test Playlist"),
WithDescription("Test playlist description"),
WithTags([]string{"tag1", "tag2", "tag3"}),
WithLanguage("en"),
WithChannelId("channel123"),
WithPrivacy("public"),
WithHl("en"),
WithMaxResults(50),
WithMine(&mineTrue),
WithOnBehalfOfContentOwner("owner123"),
WithOnBehalfOfContentOwnerChannel("ownerChannel123"),
WithParts([]string{"id", "snippet"}),
WithOutput("json"),
WithJsonpath("$.items[0].snippet.title"),
WithService(svc),
},
},
want: &Playlist{
Fields: &common.Fields{
Service: svc,
Parts: []string{"id", "snippet"},
Output: "json",
Jsonpath: "$.items[0].snippet.title",
},
Ids: []string{"playlist1", "playlist2"},
Title: "Test Playlist",
Description: "Test playlist description",
Tags: []string{"tag1", "tag2", "tag3"},
Language: "en",
ChannelId: "channel123",
Privacy: "public",
Hl: "en",
MaxResults: 50,
Mine: &mineTrue,
OnBehalfOfContentOwner: "owner123",
OnBehalfOfContentOwnerChannel: "ownerChannel123",
},
},
{
name: "with no options",
args: args{
opts: []Option{},
},
want: &Playlist{Fields: &common.Fields{}},
},
{
name: "with nil boolean options",
args: args{
opts: []Option{
WithMine(nil),
},
},
want: &Playlist{Fields: &common.Fields{}},
},
{
name: "with false boolean options",
args: args{
opts: []Option{
WithMine(&mineFalse),
},
},
want: &Playlist{
Fields: &common.Fields{},
Mine: &mineFalse,
},
},
{
name: "with zero max results",
args: args{
opts: []Option{
WithMaxResults(0),
},
},
want: &Playlist{
Fields: &common.Fields{},
MaxResults: math.MaxInt64,
},
},
{
name: "with negative max results",
args: args{
opts: []Option{
WithMaxResults(-10),
},
},
want: &Playlist{
Fields: &common.Fields{},
MaxResults: 1,
},
},
{
name: "with empty string values",
args: args{
opts: []Option{
WithTitle(""),
WithDescription(""),
WithLanguage(""),
WithChannelId(""),
WithPrivacy(""),
WithHl(""),
WithOnBehalfOfContentOwner(""),
WithOnBehalfOfContentOwnerChannel(""),
},
},
want: &Playlist{
Fields: &common.Fields{},
Title: "",
Description: "",
Language: "",
ChannelId: "",
Privacy: "",
Hl: "",
OnBehalfOfContentOwner: "",
OnBehalfOfContentOwnerChannel: "",
},
},
{
name: "with partial options",
args: args{
opts: []Option{
WithTitle("My Playlist"),
WithDescription("A great playlist"),
WithPrivacy("private"),
WithMaxResults(25),
},
},
want: &Playlist{
Fields: &common.Fields{},
Title: "My Playlist",
Description: "A great playlist",
Privacy: "private",
MaxResults: 25,
},
},
}
for _, tt := range tests {
t.Run(
tt.name, func(t *testing.T) {
if got := NewPlaylist(tt.args.opts...); !reflect.DeepEqual(
got, tt.want,
) {
t.Errorf("%s\nNewPlaylist() = %v\nwant %v", tt.name, got, tt.want)
}
},
)
}
}
func TestPlaylist_Get(t *testing.T) {
tests := []struct {
name string
opts []Option
verify func(*http.Request)
wantLen int
wantErr bool
}{
{
name: "get playlists by id",
opts: []Option{
WithIds([]string{"playlist-id"}),
WithMaxResults(1),
},
verify: func(r *http.Request) {
if r.URL.Query().Get("id") != "playlist-id" {
t.Errorf("expected id=playlist-id, got %s", r.URL.Query().Get("id"))
}
},
wantLen: 1,
wantErr: false,
},
{
name: "get playlists by channelId",
opts: []Option{
WithChannelId("channel-id"),
WithMaxResults(1),
},
verify: func(r *http.Request) {
if r.URL.Query().Get("channelId") != "channel-id" {
t.Errorf(
"expected channelId=channel-id, got %s",
r.URL.Query().Get("channelId"),
)
}
},
wantLen: 1,
wantErr: false,
},
{
name: "get playlists mine",
opts: []Option{
func(p *Playlist) {
b := true
p.Mine = &b
},
WithMaxResults(1),
},
verify: func(r *http.Request) {
if r.URL.Query().Get("mine") != "true" {
t.Errorf("expected mine=true, got %s", r.URL.Query().Get("mine"))
}
},
wantLen: 1,
wantErr: false,
},
{
name: "get playlists with onBehalfOfContentOwner",
opts: []Option{
WithOnBehalfOfContentOwner("owner-id"),
WithMaxResults(1),
},
verify: func(r *http.Request) {
if r.URL.Query().Get("onBehalfOfContentOwner") != "owner-id" {
t.Errorf(
"expected onBehalfOfContentOwner=owner-id, got %s",
r.URL.Query().Get("onBehalfOfContentOwner"),
)
}
},
wantLen: 1,
wantErr: false,
},
{
name: "get playlists with hl",
opts: []Option{
WithHl("es"),
WithMaxResults(1),
},
verify: func(r *http.Request) {
if r.URL.Query().Get("hl") != "es" {
t.Errorf("expected hl=es, got %s", r.URL.Query().Get("hl"))
}
},
wantLen: 1,
wantErr: false,
},
{
name: "get playlists with onBehalfOfContentOwnerChannel",
opts: []Option{
WithOnBehalfOfContentOwnerChannel("channel-id"),
WithMaxResults(1),
},
verify: func(r *http.Request) {
if r.URL.Query().Get("onBehalfOfContentOwnerChannel") != "channel-id" {
t.Errorf(
"expected onBehalfOfContentOwnerChannel=channel-id, got %s",
r.URL.Query().Get("onBehalfOfContentOwnerChannel"),
)
}
},
wantLen: 1,
wantErr: false,
},
}
for _, tt := range tests {
t.Run(
tt.name, func(t *testing.T) {
ts := httptest.NewServer(
http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
if tt.verify != nil {
tt.verify(r)
}
w.Header().Set("Content-Type", "application/json")
_, _ = w.Write(
[]byte(`{
"items": [
{"id": "playlist-1", "snippet": {"title": "Playlist 1"}}
]
}`),
)
},
),
)
defer ts.Close()
svc, err := youtube.NewService(
context.Background(),
option.WithEndpoint(ts.URL),
option.WithAPIKey("test-key"),
)
if err != nil {
t.Fatalf("failed to create service: %v", err)
}
opts := append([]Option{WithService(svc)}, tt.opts...)
p := NewPlaylist(opts...)
got, err := p.Get()
if (err != nil) != tt.wantErr {
t.Errorf("Playlist.Get() error = %v, wantErr %v", err, tt.wantErr)
return
}
if len(got) != tt.wantLen {
t.Errorf(
"Playlist.Get() got length = %v, want %v", len(got), tt.wantLen,
)
}
},
)
}
}
func TestPlaylist_Get_Pagination(t *testing.T) {
handler := func(w http.ResponseWriter, r *http.Request) {
pageToken := r.URL.Query().Get("pageToken")
w.Header().Set("Content-Type", "application/json")
if pageToken == "" {
items := make([]string, 20)
for i := 0; i < 20; i++ {
items[i] = fmt.Sprintf(`{"id": "playlist-%d"}`, i)
}
_, _ = w.Write(
[]byte(fmt.Sprintf(
`{
"items": [%s],
"nextPageToken": "page-2"
}`, strings.Join(items, ","),
)),
)
} else if pageToken == "page-2" {
_, _ = w.Write(
[]byte(`{
"items": [{"id": "playlist-20"}, {"id": "playlist-21"}],
"nextPageToken": ""
}`),
)
}
}
ts := httptest.NewServer(http.HandlerFunc(handler))
defer ts.Close()
svc, err := youtube.NewService(
context.Background(),
option.WithEndpoint(ts.URL),
option.WithAPIKey("test-key"),
)
if err != nil {
t.Fatalf("failed to create service: %v", err)
}
p := NewPlaylist(
WithService(svc),
WithMaxResults(22),
)
got, err := p.Get()
if err != nil {
t.Errorf("Playlist.Get() error = %v", err)
}
if len(got) != 22 {
t.Errorf("Playlist.Get() got length = %v, want 22", len(got))
}
}
func TestPlaylist_List(t *testing.T) {
ts := httptest.NewServer(
http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
_, _ = w.Write(
[]byte(`{
"items": [
{
"id": "playlist-1",
"snippet": {
"channelId": "channel-1",
"title": "Playlist 1"
}
}
]
}`),
)
},
),
)
defer ts.Close()
svc, err := youtube.NewService(
context.Background(),
option.WithEndpoint(ts.URL),
option.WithAPIKey("test-key"),
)
if err != nil {
t.Fatalf("failed to create service: %v", err)
}
tests := []struct {
name string
opts []Option
output string
wantErr bool
}{
{
name: "list playlists json",
opts: []Option{
WithService(svc),
WithOutput("json"),
WithIds([]string{"playlist-1"}),
},
output: "json",
wantErr: false,
},
{
name: "list playlists yaml",
opts: []Option{
WithService(svc),
WithOutput("yaml"),
WithIds([]string{"playlist-1"}),
},
output: "yaml",
wantErr: false,
},
{
name: "list playlists table",
opts: []Option{
WithService(svc),
WithOutput("table"),
WithIds([]string{"playlist-1"}),
},
output: "table",
wantErr: false,
},
}
for _, tt := range tests {
t.Run(
tt.name, func(t *testing.T) {
p := NewPlaylist(tt.opts...)
var buf bytes.Buffer
if err := p.List(&buf); (err != nil) != tt.wantErr {
t.Errorf("Playlist.List() error = %v, wantErr %v", err, tt.wantErr)
}
if buf.Len() == 0 {
t.Errorf("Playlist.List() output is empty")
}
},
)
}
}
func TestPlaylist_Insert(t *testing.T) {
tests := []struct {
name string
opts []Option
verify func(*http.Request)
wantErr bool
}{
{
name: "insert playlist",
opts: []Option{
WithTitle("New Playlist"),
WithDescription("Description"),
WithPrivacy("public"),
},
verify: func(r *http.Request) {
if r.Method != "POST" {
t.Errorf("expected POST, got %s", r.Method)
}
},
wantErr: false,
},
}
for _, tt := range tests {
t.Run(
tt.name, func(t *testing.T) {
ts := httptest.NewServer(
http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
if tt.verify != nil {
tt.verify(r)
}
w.Header().Set("Content-Type", "application/json")
_, _ = w.Write([]byte(`{"id": "new-playlist-id"}`))
},
),
)
defer ts.Close()
svc, err := youtube.NewService(
context.Background(),
option.WithEndpoint(ts.URL),
option.WithAPIKey("test-key"),
)
if err != nil {
t.Fatalf("failed to create service: %v", err)
}
opts := append([]Option{WithService(svc)}, tt.opts...)
p := NewPlaylist(opts...)
var buf bytes.Buffer
if err := p.Insert(&buf); (err != nil) != tt.wantErr {
t.Errorf("Playlist.Insert() error = %v, wantErr %v", err, tt.wantErr)
}
},
)
}
}
func TestPlaylist_Update(t *testing.T) {
tests := []struct {
name string
opts []Option
verify func(*http.Request)
wantErr bool
}{
{
name: "update playlist",
opts: []Option{
WithIds([]string{"playlist-id"}),
WithTitle("Updated Title"),
WithMaxResults(1),
},
verify: func(r *http.Request) {
if r.Method == "PUT" {
parts := r.URL.Query()["part"]
joined := strings.Join(parts, ",")
if !strings.Contains(joined, "snippet") || !strings.Contains(
joined, "status",
) {
t.Errorf(
"expected part to contain snippet and status, got %v", parts,
)
}
}
},
wantErr: false,
},
{
name: "update playlist with all fields",
opts: []Option{
WithIds([]string{"playlist-id"}),
WithTitle("Updated Title"),
WithDescription("Updated Description"),
WithTags([]string{"tag1", "tag2"}),
WithLanguage("en"),
WithPrivacy("private"),
WithOnBehalfOfContentOwner("owner-id"),
WithMaxResults(1),
},
verify: func(r *http.Request) {
if r.Method == "PUT" {
parts := r.URL.Query()["part"]
joined := strings.Join(parts, ",")
if !strings.Contains(joined, "snippet") || !strings.Contains(
joined, "status",
) {
t.Errorf(
"expected part to contain snippet and status, got %v", parts,
)
}
if r.URL.Query().Get("onBehalfOfContentOwner") != "owner-id" {
t.Errorf(
"expected onBehalfOfContentOwner=owner-id, got %s",
r.URL.Query().Get("onBehalfOfContentOwner"),
)
}
var playlist youtube.Playlist
if err := json.NewDecoder(r.Body).Decode(&playlist); err != nil {
t.Errorf("failed to decode body: %v", err)
}
if playlist.Snippet.Title != "Updated Title" {
t.Errorf(
"expected title=Updated Title, got %s", playlist.Snippet.Title,
)
}
if playlist.Snippet.Description != "Updated Description" {
t.Errorf(
"expected description=Updated Description, got %s",
playlist.Snippet.Description,
)
}
if playlist.Snippet.DefaultLanguage != "en" {
t.Errorf(
"expected language=en, got %s", playlist.Snippet.DefaultLanguage,
)
}
if playlist.Status.PrivacyStatus != "private" {
t.Errorf(
"expected privacy=private, got %s", playlist.Status.PrivacyStatus,
)
}
}
},
wantErr: false,
},
}
for _, tt := range tests {
t.Run(
tt.name, func(t *testing.T) {
ts := httptest.NewServer(
http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
if tt.verify != nil {
tt.verify(r)
}
w.Header().Set("Content-Type", "application/json")
if r.Method == "GET" {
_, _ = w.Write(
[]byte(`{
"items": [
{"id": "playlist-id", "snippet": {"title": "Old Title"}, "status": {"privacyStatus": "public"}}
]
}`),
)
} else {
_, _ = w.Write([]byte(`{"id": "playlist-id", "snippet": {"title": "Updated Title"}}`))
}
},
),
)
defer ts.Close()
svc, err := youtube.NewService(
context.Background(),
option.WithEndpoint(ts.URL),
option.WithAPIKey("test-key"),
)
if err != nil {
t.Fatalf("failed to create service: %v", err)
}
opts := append([]Option{WithService(svc)}, tt.opts...)
p := NewPlaylist(opts...)
var buf bytes.Buffer
if err := p.Update(&buf); (err != nil) != tt.wantErr {
t.Errorf("Playlist.Update() error = %v, wantErr %v", err, tt.wantErr)
}
},
)
}
}
func TestPlaylist_Delete(t *testing.T) {
tests := []struct {
name string
opts []Option
verify func(*http.Request)
wantErr bool
}{
{
name: "delete playlist",
opts: []Option{
WithIds([]string{"playlist-id"}),
},
verify: func(r *http.Request) {
if r.Method != "DELETE" {
t.Errorf("expected DELETE, got %s", r.Method)
}
},
wantErr: false,
},
{
name: "delete playlist with onBehalfOfContentOwner",
opts: []Option{
WithIds([]string{"playlist-id"}),
WithOnBehalfOfContentOwner("owner-id"),
},
verify: func(r *http.Request) {
if r.Method != "DELETE" {
t.Errorf("expected DELETE, got %s", r.Method)
}
if r.URL.Query().Get("onBehalfOfContentOwner") != "owner-id" {
t.Errorf(
"expected onBehalfOfContentOwner=owner-id, got %s",
r.URL.Query().Get("onBehalfOfContentOwner"),
)
}
},
wantErr: false,
},
}
for _, tt := range tests {
t.Run(
tt.name, func(t *testing.T) {
ts := httptest.NewServer(
http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
if tt.verify != nil {
tt.verify(r)
}
w.WriteHeader(http.StatusNoContent)
},
),
)
defer ts.Close()
svc, err := youtube.NewService(
context.Background(),
option.WithEndpoint(ts.URL),
option.WithAPIKey("test-key"),
)
if err != nil {
t.Fatalf("failed to create service: %v", err)
}
opts := append([]Option{WithService(svc)}, tt.opts...)
p := NewPlaylist(opts...)
var buf bytes.Buffer
if err := p.Delete(&buf); (err != nil) != tt.wantErr {
t.Errorf("Playlist.Delete() error = %v, wantErr %v", err, tt.wantErr)
}
},
)
}
}
