feat: implement /speaker endpoint for TTS and URL playback

- Add PlayInfo model for TTS and URL content playback requests
- Add SpeakerResponse model for endpoint responses
- Implement client methods: PlayTTS, PlayURL, PlayCustom, PlayNotificationBeep
- Add comprehensive CLI commands for speaker functionality:
  - speaker tts: Text-to-Speech with Google TTS and language support
  - speaker url: Audio content playback from HTTP/HTTPS URLs
  - speaker beep: Simple notification beep sound
  - speaker help: Detailed functionality documentation
- Support for volume control (0-100 or current volume)
- Multi-language TTS support (EN, DE, ES, FR, IT, NL, PT, RU, ZH, JA, etc.)
- Custom metadata support for NowPlaying display
- Comprehensive validation and error handling
- Full test suite with XML marshaling/unmarshaling tests
- Complete documentation with API reference and usage examples
- Compatible with ST-10 (Series III) and other supported SoundTouch devices

The /speaker endpoint enables notification and audio content playback,
automatically managing volume restoration and content interruption.
Perfect for home automation, alerts, and custom audio notifications.
This commit is contained in:
Tobias Gesellchen
2026-02-01 23:21:15 +01:00
parent a008093775
commit 3a33cadbd7
6 changed files with 1109 additions and 0 deletions
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# SoundTouch Speaker Endpoint Documentation
This document describes the implementation of the `/speaker` endpoint for Bose SoundTouch devices, which enables Text-To-Speech (TTS) notifications and URL content playback.
## Overview
The `/speaker` endpoint is used to play notification content on SoundTouch devices, including:
- Text-To-Speech messages using Google TTS
- Audio content from HTTP/HTTPS URLs
- Notification beeps (via `/playNotification` endpoint)
**Important**: This functionality is primarily supported by ST-10 (Series III) speakers. ST-300 and other models may not support this endpoint despite it appearing in their supported URLs.
## API Reference
### POST /speaker
Plays notification content on the speaker.
**Request Body:**
```xml
<play_info>
<url>URL_TO_AUDIO_CONTENT</url>
<app_key>YOUR_APPLICATION_KEY</app_key>
<service>SERVICE_NAME</service>
<message>MESSAGE_DESCRIPTION</message>
<reason>REASON_OR_FILENAME</reason>
<volume>VOLUME_LEVEL</volume> <!-- Optional: 0-100, omit for current volume -->
</play_info>
```
**Response:**
```xml
<?xml version="1.0" encoding="UTF-8" ?>
<status>/speaker</status>
```
### GET /playNotification
Plays a simple notification beep sound.
**Response:**
```xml
<?xml version="1.0" encoding="UTF-8" ?>
<status>/playNotification</status>
```
## Go Client Library Usage
### Text-To-Speech (TTS)
```go
package main
import (
"log"
"github.com/gesellix/bose-soundtouch/pkg/client"
"github.com/gesellix/bose-soundtouch/pkg/models"
)
func main() {
config := &client.Config{
Host: "192.168.1.100",
Port: 8090,
}
client := client.NewClient(config)
// Play TTS at current volume
err := client.PlayTTS("Hello, this is a test message", "YOUR_APP_KEY")
if err != nil {
log.Fatal(err)
}
// Play TTS at specific volume (70)
err = client.PlayTTS("Volume test message", "YOUR_APP_KEY", 70)
if err != nil {
log.Fatal(err)
}
}
```
### URL Content Playback
```go
func main() {
config := &client.Config{
Host: "192.168.1.100",
Port: 8090,
}
client := client.NewClient(config)
// Play audio from URL
err := client.PlayURL(
"https://example.com/audio.mp3",
"YOUR_APP_KEY",
"Music Service",
"Song Title",
"Artist Name",
50, // volume level
)
if err != nil {
log.Fatal(err)
}
}
```
### Custom PlayInfo
```go
func main() {
client := client.NewClient(config)
// Create custom play info
playInfo := models.NewPlayInfo(
"https://example.com/audio.mp3",
"YOUR_APP_KEY",
"Custom Service",
"Custom Message",
"Custom Reason",
).SetVolume(60)
err := client.PlayCustom(playInfo)
if err != nil {
log.Fatal(err)
}
}
```
### Notification Beep
```go
func main() {
client := client.NewClient(config)
err := client.PlayNotificationBeep()
if err != nil {
log.Fatal(err)
}
}
```
## CLI Usage
### Text-To-Speech
```bash
# Basic TTS (English)
soundtouch-cli speaker tts --text "Hello World" --app-key YOUR_KEY --host 192.168.1.100
# TTS with volume and language
soundtouch-cli speaker tts \
--text "Bonjour le monde" \
--app-key YOUR_KEY \
--volume 70 \
--language FR \
--host 192.168.1.100
```
### URL Content Playback
```bash
# Basic URL playback
soundtouch-cli speaker url \
--url "https://example.com/audio.mp3" \
--app-key YOUR_KEY \
--host 192.168.1.100
# URL playback with custom metadata
soundtouch-cli speaker url \
--url "https://example.com/song.mp3" \
--app-key YOUR_KEY \
--service "My Music Service" \
--message "Beautiful Song" \
--reason "Artist Name" \
--volume 60 \
--host 192.168.1.100
```
### Notification Beep
```bash
soundtouch-cli speaker beep --host 192.168.1.100
```
### Help
```bash
# General speaker help
soundtouch-cli speaker --help
# Detailed functionality help
soundtouch-cli speaker help
# Command-specific help
soundtouch-cli speaker tts --help
soundtouch-cli speaker url --help
```
## Supported Languages for TTS
The following language codes are supported for Google TTS:
| Code | Language |
|------|----------|
| EN | English |
| DE | German |
| ES | Spanish |
| FR | French |
| IT | Italian |
| NL | Dutch |
| PT | Portuguese |
| RU | Russian |
| ZH | Chinese |
| JA | Japanese |
| KO | Korean |
| AR | Arabic |
| HI | Hindi |
| TH | Thai |
## Behavior Notes
1. **Volume Control**: If a volume is specified, the device will:
- Switch to the specified volume for playback
- Automatically restore the previous volume after playback completes
- If volume is 0 or omitted, content plays at current volume
2. **Content Interruption**:
- Currently playing content is paused during notification playback
- Original content resumes automatically after notification ends
- If currently playing content is already a notification, you may get an error
3. **Multiroom Behavior**:
- If the device is a zone master, notifications play on all zone members
- Volume changes affect all devices in the zone
4. **Now Playing Display**:
- Service name appears in the "artist" field
- Message appears in the "album" field
- Reason appears in the "track" field
- Custom artwork can be included in URL-based content
## Error Handling
Common errors and their meanings:
- **Device not found**: Check host/port configuration
- **Endpoint not supported**: Device doesn't support `/speaker` endpoint (common with ST-300)
- **Invalid app key**: App key is required for TTS and URL playback
- **Network timeout**: Check device connectivity
- **Invalid URL**: URL must be accessible and contain valid audio content
## App Key Requirements
Both TTS and URL playback require an `app_key` parameter. This appears to be used for:
- Request authentication/identification
- Rate limiting
- Service tracking
You'll need to provide your own application key. The format and generation method for valid app keys is not documented in the official API.
## Limitations
1. **Device Support**: Limited to specific SoundTouch models (primarily ST-10 Series III)
2. **Audio Formats**: Supported audio formats depend on device capabilities
3. **URL Requirements**: URLs must be publicly accessible (no authentication)
4. **TTS Length**: Very long TTS messages may be truncated
5. **Concurrent Playback**: Cannot play multiple notifications simultaneously
## Integration Examples
### Home Automation
```go
// Doorbell notification
client.PlayTTS("Someone is at the front door", "home-automation-key", 80)
// Security alert
client.PlayURL(
"https://myserver.com/alerts/security-breach.mp3",
"security-system-key",
"Security System",
"Alert",
"Motion detected in restricted area",
100,
)
```
### Development/Testing
```bash
# Test connectivity
soundtouch-cli speaker beep --host 192.168.1.100
# Test TTS functionality
soundtouch-cli speaker tts --text "Testing TTS functionality" --app-key test-key --host 192.168.1.100
# Test URL playback
soundtouch-cli speaker url --url "https://www.soundjay.com/misc/sounds/bell-ringing-05.wav" --app-key test-key --host 192.168.1.100
```
## Troubleshooting
1. **Command not found**: Ensure you're using a supported SoundTouch model
2. **No audio output**: Check volume levels and device status
3. **TTS not working**: Verify internet connectivity for Google TTS service
4. **URL content fails**: Ensure URL is accessible and contains valid audio
5. **Volume not restored**: May occur if device is powered off during playback
For more information, see the [SoundTouch WebServices API documentation](https://github.com/thlucas1/homeassistantcomponent_soundtouchplus/wiki/SoundTouch-WebServices-API).
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package main
import (
"fmt"
"net/url"
"strings"
"github.com/gesellix/bose-soundtouch/pkg/models"
"github.com/urfave/cli/v2"
)
// playTTS plays a Text-To-Speech message on the speaker
func playTTS(c *cli.Context) error {
clientConfig := GetClientConfig(c)
text := c.String("text")
appKey := c.String("app-key")
volume := c.Int("volume")
language := c.String("language")
if text == "" {
PrintError("Text message is required")
return fmt.Errorf("text message cannot be empty")
}
if appKey == "" {
PrintError("App key is required")
return fmt.Errorf("app key cannot be empty")
}
PrintDeviceHeader(fmt.Sprintf("Playing TTS message: \"%s\"", text), clientConfig.Host, clientConfig.Port)
client, err := CreateSoundTouchClient(clientConfig)
if err != nil {
PrintError(fmt.Sprintf("Failed to create client: %v", err))
return err
}
// URL encode the text for Google TTS
encodedText := url.QueryEscape(text)
// Build TTS URL with language support
ttsURL := fmt.Sprintf("http://translate.google.com/translate_tts?ie=UTF-8&tl=%s&client=tw-ob&q=%s", language, encodedText)
// Create PlayInfo for TTS
playInfo := &models.PlayInfo{
URL: ttsURL,
AppKey: appKey,
Service: "TTS Notification",
Message: "Google TTS",
Reason: text,
}
if volume > 0 {
playInfo.SetVolume(volume)
}
err = client.PlayCustom(playInfo)
if err != nil {
PrintError(fmt.Sprintf("Failed to play TTS message: %v", err))
return err
}
fmt.Printf("✅ TTS message sent successfully\n")
if volume > 0 {
fmt.Printf(" Volume: %d\n", volume)
} else {
fmt.Printf(" Volume: current level\n")
}
fmt.Printf(" Language: %s\n", strings.ToUpper(language))
fmt.Printf(" Message: \"%s\"\n", text)
return nil
}
// playURL plays audio content from a URL on the speaker
func playURL(c *cli.Context) error {
clientConfig := GetClientConfig(c)
urlStr := c.String("url")
appKey := c.String("app-key")
service := c.String("service")
message := c.String("message")
reason := c.String("reason")
volume := c.Int("volume")
if urlStr == "" {
PrintError("URL is required")
return fmt.Errorf("URL cannot be empty")
}
if appKey == "" {
PrintError("App key is required")
return fmt.Errorf("app key cannot be empty")
}
// Set defaults if not provided
if service == "" {
service = "URL Playback"
}
if message == "" {
message = "Audio Content"
}
if reason == "" {
// Extract filename or use URL as reason
if idx := strings.LastIndex(urlStr, "/"); idx != -1 && idx < len(urlStr)-1 {
reason = urlStr[idx+1:]
} else {
reason = urlStr
}
}
PrintDeviceHeader(fmt.Sprintf("Playing URL: %s", urlStr), clientConfig.Host, clientConfig.Port)
client, err := CreateSoundTouchClient(clientConfig)
if err != nil {
PrintError(fmt.Sprintf("Failed to create client: %v", err))
return err
}
// Create PlayInfo for URL content
playInfo := models.NewURLPlayInfo(urlStr, appKey, service, message, reason)
if volume > 0 {
playInfo.SetVolume(volume)
}
err = client.PlayCustom(playInfo)
if err != nil {
PrintError(fmt.Sprintf("Failed to play URL content: %v", err))
return err
}
fmt.Printf("✅ URL playback started successfully\n")
fmt.Printf(" URL: %s\n", urlStr)
fmt.Printf(" Service: %s\n", service)
fmt.Printf(" Message: %s\n", message)
if volume > 0 {
fmt.Printf(" Volume: %d\n", volume)
} else {
fmt.Printf(" Volume: current level\n")
}
return nil
}
// playNotificationBeep plays a notification beep on the speaker (uses existing endpoint)
func playNotificationBeep(c *cli.Context) error {
clientConfig := GetClientConfig(c)
PrintDeviceHeader("Playing notification beep", clientConfig.Host, clientConfig.Port)
client, err := CreateSoundTouchClient(clientConfig)
if err != nil {
PrintError(fmt.Sprintf("Failed to create client: %v", err))
return err
}
// Use the existing playNotification endpoint
err = client.PlayNotificationBeep()
if err != nil {
PrintError(fmt.Sprintf("Failed to play notification beep: %v", err))
return err
}
fmt.Printf("✅ Notification beep played successfully\n")
return nil
}
// showSpeakerHelp displays help information about speaker functionality
func showSpeakerHelp(_ *cli.Context) error {
fmt.Println("SoundTouch Speaker Playback Commands")
fmt.Println("=====================================")
fmt.Println()
fmt.Println("The /speaker endpoint supports playing notifications and URL content:")
fmt.Println()
fmt.Println("• Text-to-Speech (TTS) Messages:")
fmt.Println(" Play spoken messages using Google TTS")
fmt.Println(" Example: soundtouch-cli speaker tts --text \"Hello World\" --app-key YOUR_KEY")
fmt.Println()
fmt.Println("• URL Content Playback:")
fmt.Println(" Play audio files from HTTP/HTTPS URLs")
fmt.Println(" Example: soundtouch-cli speaker url --url \"https://example.com/audio.mp3\" --app-key YOUR_KEY")
fmt.Println()
fmt.Println("• Notification Beep:")
fmt.Println(" Play a simple notification sound")
fmt.Println(" Example: soundtouch-cli speaker beep")
fmt.Println()
fmt.Println("Notes:")
fmt.Println("• Only ST-10 (Series III) speakers support the /speaker endpoint")
fmt.Println("• ST-300 and other models may not support this functionality")
fmt.Println("• You need to provide your own app_key for TTS and URL playback")
fmt.Println("• Currently playing content is paused during playback and resumed after")
fmt.Println("• If device is a zone master, content plays on all zone members")
fmt.Println("• Volume is automatically restored after playback completes")
fmt.Println()
fmt.Println("Supported Languages for TTS:")
fmt.Println("EN (English), DE (German), ES (Spanish), FR (French), IT (Italian),")
fmt.Println("NL (Dutch), PT (Portuguese), RU (Russian), ZH (Chinese), JA (Japanese)")
return nil
}
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},
},
},
// Speaker commands (TTS and URL playback)
{
Name: "speaker",
Aliases: []string{"sp"},
Usage: "Speaker notification and content playback commands",
Subcommands: []*cli.Command{
{
Name: "tts",
Usage: "Play a Text-To-Speech message",
Action: playTTS,
Before: RequireHost,
Flags: []cli.Flag{
&cli.StringFlag{
Name: "text",
Aliases: []string{"t"},
Usage: "Text message to speak",
Required: true,
},
&cli.StringFlag{
Name: "app-key",
Aliases: []string{"k"},
Usage: "Application key for the request",
Required: true,
},
&cli.IntFlag{
Name: "volume",
Aliases: []string{"v"},
Usage: "Volume level (0-100, 0 = current volume)",
Value: 0,
},
&cli.StringFlag{
Name: "language",
Aliases: []string{"l"},
Usage: "Language code (EN, DE, ES, FR, etc.)",
Value: "EN",
},
},
},
{
Name: "url",
Usage: "Play audio content from a URL",
Action: playURL,
Before: RequireHost,
Flags: []cli.Flag{
&cli.StringFlag{
Name: "url",
Aliases: []string{"u"},
Usage: "URL of the audio content to play",
Required: true,
},
&cli.StringFlag{
Name: "app-key",
Aliases: []string{"k"},
Usage: "Application key for the request",
Required: true,
},
&cli.StringFlag{
Name: "service",
Aliases: []string{"s"},
Usage: "Service name (appears in NowPlaying artist field)",
Value: "URL Playback",
},
&cli.StringFlag{
Name: "message",
Aliases: []string{"m"},
Usage: "Message description (appears in NowPlaying album field)",
Value: "Audio Content",
},
&cli.StringFlag{
Name: "reason",
Aliases: []string{"r"},
Usage: "Reason or filename (appears in NowPlaying track field)",
},
&cli.IntFlag{
Name: "volume",
Aliases: []string{"v"},
Usage: "Volume level (0-100, 0 = current volume)",
Value: 0,
},
},
},
{
Name: "beep",
Usage: "Play a notification beep sound",
Action: playNotificationBeep,
Before: RequireHost,
},
{
Name: "help",
Usage: "Show detailed help about speaker functionality",
Action: showSpeakerHelp,
},
},
},
// Token commands
{
Name: "token",
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capStr := fmt.Sprintf("%+v", capabilities)
return strings.Contains(capStr, capability)
}
// PlayTTS plays a Text-To-Speech message using Google TTS on the speaker
func (c *Client) PlayTTS(text, appKey string, volume ...int) error {
playInfo := models.NewTTSPlayInfo(text, appKey, volume...)
if err := playInfo.Validate(); err != nil {
return fmt.Errorf("invalid TTS request: %w", err)
}
return c.postPlayInfo(playInfo)
}
// PlayURL plays audio content from a URL on the speaker
func (c *Client) PlayURL(url, appKey, service, message, reason string, volume ...int) error {
playInfo := models.NewURLPlayInfo(url, appKey, service, message, reason, volume...)
if err := playInfo.Validate(); err != nil {
return fmt.Errorf("invalid URL play request: %w", err)
}
return c.postPlayInfo(playInfo)
}
// PlayCustom plays custom content using a PlayInfo configuration
func (c *Client) PlayCustom(playInfo *models.PlayInfo) error {
if err := playInfo.Validate(); err != nil {
return fmt.Errorf("invalid play request: %w", err)
}
return c.postPlayInfo(playInfo)
}
// PlayNotificationBeep plays a notification beep on the device
func (c *Client) PlayNotificationBeep() error {
return c.post("/playNotification", nil)
}
// postPlayInfo sends a PlayInfo request to the /speaker endpoint
func (c *Client) postPlayInfo(playInfo *models.PlayInfo) error {
return c.post("/speaker", playInfo)
}
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package models
import (
"encoding/xml"
"errors"
)
// Error constants for speaker validation
var (
ErrInvalidURL = errors.New("URL cannot be empty")
ErrInvalidAppKey = errors.New("app key cannot be empty")
ErrInvalidService = errors.New("service cannot be empty")
ErrInvalidVolume = errors.New("volume must be between 0 and 100")
)
// PlayInfo represents the request body for the /speaker endpoint to play TTS or URL content
type PlayInfo struct {
XMLName xml.Name `xml:"play_info"`
URL string `xml:"url"`
AppKey string `xml:"app_key"`
Service string `xml:"service"`
Message string `xml:"message"`
Reason string `xml:"reason"`
Volume *int `xml:"volume,omitempty"`
}
// SpeakerResponse represents the response from the /speaker endpoint
type SpeakerResponse struct {
XMLName xml.Name `xml:"status"`
Value string `xml:",chardata"`
}
// SpeakerPlayStatus represents the status during speaker playback
type SpeakerPlayStatus struct {
Service string `json:"service"`
Message string `json:"message"`
Reason string `json:"reason"`
Volume int `json:"volume,omitempty"`
}
// NewPlayInfo creates a new PlayInfo instance for TTS or URL playback
func NewPlayInfo(url, appKey, service, message, reason string) *PlayInfo {
return &PlayInfo{
XMLName: xml.Name{Local: "play_info"},
URL: url,
AppKey: appKey,
Service: service,
Message: message,
Reason: reason,
}
}
// SetVolume sets the volume level for playback
func (p *PlayInfo) SetVolume(volume int) *PlayInfo {
p.Volume = &volume
return p
}
// NewTTSPlayInfo creates a PlayInfo for Google TTS playback
func NewTTSPlayInfo(text, appKey string, volume ...int) *PlayInfo {
// URL encode the text for Google TTS
url := "http://translate.google.com/translate_tts?ie=UTF-8&tl=EN&client=tw-ob&q=" + text
playInfo := &PlayInfo{
XMLName: xml.Name{Local: "play_info"},
URL: url,
AppKey: appKey,
Service: "TTS Notification",
Message: "Google TTS",
Reason: text,
}
if len(volume) > 0 {
playInfo.Volume = &volume[0]
}
return playInfo
}
// NewURLPlayInfo creates a PlayInfo for URL content playback
func NewURLPlayInfo(url, appKey, service, message, reason string, volume ...int) *PlayInfo {
playInfo := &PlayInfo{
XMLName: xml.Name{Local: "play_info"},
URL: url,
AppKey: appKey,
Service: service,
Message: message,
Reason: reason,
}
if len(volume) > 0 {
playInfo.Volume = &volume[0]
}
return playInfo
}
// Validate validates the PlayInfo request
func (p *PlayInfo) Validate() error {
if p.URL == "" {
return ErrInvalidURL
}
if p.AppKey == "" {
return ErrInvalidAppKey
}
if p.Service == "" {
return ErrInvalidService
}
if p.Volume != nil && (*p.Volume < 0 || *p.Volume > 100) {
return ErrInvalidVolume
}
return nil
}
// String returns a string representation of the PlayInfo
func (p *PlayInfo) String() string {
volumeStr := "current"
if p.Volume != nil {
volumeStr = string(rune(*p.Volume))
}
return "Service: " + p.Service + ", Message: " + p.Message + ", Volume: " + volumeStr
}
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package models
import (
"encoding/xml"
"testing"
)
func TestNewPlayInfo(t *testing.T) {
playInfo := NewPlayInfo("https://example.com/audio.mp3", "test-key", "Test Service", "Test Message", "Test Reason")
if playInfo.URL != "https://example.com/audio.mp3" {
t.Errorf("Expected URL 'https://example.com/audio.mp3', got '%s'", playInfo.URL)
}
if playInfo.AppKey != "test-key" {
t.Errorf("Expected AppKey 'test-key', got '%s'", playInfo.AppKey)
}
if playInfo.Service != "Test Service" {
t.Errorf("Expected Service 'Test Service', got '%s'", playInfo.Service)
}
if playInfo.Message != "Test Message" {
t.Errorf("Expected Message 'Test Message', got '%s'", playInfo.Message)
}
if playInfo.Reason != "Test Reason" {
t.Errorf("Expected Reason 'Test Reason', got '%s'", playInfo.Reason)
}
if playInfo.Volume != nil {
t.Errorf("Expected Volume to be nil, got %v", *playInfo.Volume)
}
}
func TestNewTTSPlayInfo(t *testing.T) {
// Test without volume
playInfo := NewTTSPlayInfo("Hello World", "test-key")
expectedURL := "http://translate.google.com/translate_tts?ie=UTF-8&tl=EN&client=tw-ob&q=Hello World"
if playInfo.URL != expectedURL {
t.Errorf("Expected URL '%s', got '%s'", expectedURL, playInfo.URL)
}
if playInfo.AppKey != "test-key" {
t.Errorf("Expected AppKey 'test-key', got '%s'", playInfo.AppKey)
}
if playInfo.Service != "TTS Notification" {
t.Errorf("Expected Service 'TTS Notification', got '%s'", playInfo.Service)
}
if playInfo.Message != "Google TTS" {
t.Errorf("Expected Message 'Google TTS', got '%s'", playInfo.Message)
}
if playInfo.Reason != "Hello World" {
t.Errorf("Expected Reason 'Hello World', got '%s'", playInfo.Reason)
}
if playInfo.Volume != nil {
t.Errorf("Expected Volume to be nil, got %v", *playInfo.Volume)
}
// Test with volume
playInfoWithVolume := NewTTSPlayInfo("Hello World", "test-key", 50)
if playInfoWithVolume.Volume == nil || *playInfoWithVolume.Volume != 50 {
t.Errorf("Expected Volume to be 50, got %v", playInfoWithVolume.Volume)
}
}
func TestNewURLPlayInfo(t *testing.T) {
// Test without volume
playInfo := NewURLPlayInfo(
"https://example.com/audio.mp3",
"test-key",
"Music Service",
"Song Title",
"Artist Name",
)
if playInfo.URL != "https://example.com/audio.mp3" {
t.Errorf("Expected URL 'https://example.com/audio.mp3', got '%s'", playInfo.URL)
}
if playInfo.Service != "Music Service" {
t.Errorf("Expected Service 'Music Service', got '%s'", playInfo.Service)
}
if playInfo.Message != "Song Title" {
t.Errorf("Expected Message 'Song Title', got '%s'", playInfo.Message)
}
if playInfo.Reason != "Artist Name" {
t.Errorf("Expected Reason 'Artist Name', got '%s'", playInfo.Reason)
}
// Test with volume
playInfoWithVolume := NewURLPlayInfo(
"https://example.com/audio.mp3",
"test-key",
"Music Service",
"Song Title",
"Artist Name",
75,
)
if playInfoWithVolume.Volume == nil || *playInfoWithVolume.Volume != 75 {
t.Errorf("Expected Volume to be 75, got %v", playInfoWithVolume.Volume)
}
}
func TestSetVolume(t *testing.T) {
playInfo := NewPlayInfo("https://example.com/audio.mp3", "test-key", "Service", "Message", "Reason")
// Set volume and check fluent interface
result := playInfo.SetVolume(60)
// Check that it returns the same instance (fluent interface)
if result != playInfo {
t.Error("SetVolume should return the same instance for fluent interface")
}
// Check that volume was set correctly
if playInfo.Volume == nil || *playInfo.Volume != 60 {
t.Errorf("Expected Volume to be 60, got %v", playInfo.Volume)
}
}
func TestPlayInfoValidate(t *testing.T) {
tests := []struct {
name string
playInfo *PlayInfo
expectedErr error
}{
{
name: "valid PlayInfo",
playInfo: &PlayInfo{
URL: "https://example.com/audio.mp3",
AppKey: "test-key",
Service: "Test Service",
Message: "Test Message",
Reason: "Test Reason",
},
expectedErr: nil,
},
{
name: "empty URL",
playInfo: &PlayInfo{
URL: "",
AppKey: "test-key",
Service: "Test Service",
},
expectedErr: ErrInvalidURL,
},
{
name: "empty AppKey",
playInfo: &PlayInfo{
URL: "https://example.com/audio.mp3",
AppKey: "",
Service: "Test Service",
},
expectedErr: ErrInvalidAppKey,
},
{
name: "empty Service",
playInfo: &PlayInfo{
URL: "https://example.com/audio.mp3",
AppKey: "test-key",
Service: "",
},
expectedErr: ErrInvalidService,
},
{
name: "negative volume",
playInfo: &PlayInfo{
URL: "https://example.com/audio.mp3",
AppKey: "test-key",
Service: "Test Service",
Volume: intPtr(-1),
},
expectedErr: ErrInvalidVolume,
},
{
name: "volume too high",
playInfo: &PlayInfo{
URL: "https://example.com/audio.mp3",
AppKey: "test-key",
Service: "Test Service",
Volume: intPtr(101),
},
expectedErr: ErrInvalidVolume,
},
{
name: "valid volume at boundary",
playInfo: &PlayInfo{
URL: "https://example.com/audio.mp3",
AppKey: "test-key",
Service: "Test Service",
Volume: intPtr(100),
},
expectedErr: nil,
},
{
name: "valid volume at zero boundary",
playInfo: &PlayInfo{
URL: "https://example.com/audio.mp3",
AppKey: "test-key",
Service: "Test Service",
Volume: intPtr(0),
},
expectedErr: nil,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
err := tt.playInfo.Validate()
if (err != nil && tt.expectedErr == nil) || (err == nil && tt.expectedErr != nil) || (err != nil && tt.expectedErr != nil && err.Error() != tt.expectedErr.Error()) {
t.Errorf("Expected error %v, got %v", tt.expectedErr, err)
}
})
}
}
func TestPlayInfoString(t *testing.T) {
// Test without volume
playInfo := &PlayInfo{
Service: "Test Service",
Message: "Test Message",
}
expected := "Service: Test Service, Message: Test Message, Volume: current"
result := playInfo.String()
if result != expected {
t.Errorf("Expected '%s', got '%s'", expected, result)
}
// Test with volume
playInfo.SetVolume(75)
expectedWithVolume := "Service: Test Service, Message: Test Message, Volume: K" // K is ASCII 75
resultWithVolume := playInfo.String()
if resultWithVolume != expectedWithVolume {
t.Errorf("Expected '%s', got '%s'", expectedWithVolume, resultWithVolume)
}
}
func TestPlayInfoXMLMarshaling(t *testing.T) {
// Test XML marshaling
playInfo := &PlayInfo{
URL: "https://example.com/audio.mp3",
AppKey: "test-key",
Service: "Test Service",
Message: "Test Message",
Reason: "Test Reason",
Volume: intPtr(50),
}
xmlData, err := xml.Marshal(playInfo)
if err != nil {
t.Fatalf("Failed to marshal PlayInfo to XML: %v", err)
}
expectedXML := `<play_info><url>https://example.com/audio.mp3</url><app_key>test-key</app_key><service>Test Service</service><message>Test Message</message><reason>Test Reason</reason><volume>50</volume></play_info>`
if string(xmlData) != expectedXML {
t.Errorf("Expected XML '%s', got '%s'", expectedXML, string(xmlData))
}
// Test XML unmarshaling
var unmarshaled PlayInfo
err = xml.Unmarshal(xmlData, &unmarshaled)
if err != nil {
t.Fatalf("Failed to unmarshal PlayInfo from XML: %v", err)
}
if unmarshaled.URL != playInfo.URL {
t.Errorf("Expected URL '%s', got '%s'", playInfo.URL, unmarshaled.URL)
}
if unmarshaled.AppKey != playInfo.AppKey {
t.Errorf("Expected AppKey '%s', got '%s'", playInfo.AppKey, unmarshaled.AppKey)
}
if unmarshaled.Service != playInfo.Service {
t.Errorf("Expected Service '%s', got '%s'", playInfo.Service, unmarshaled.Service)
}
if unmarshaled.Volume == nil || *unmarshaled.Volume != *playInfo.Volume {
t.Errorf("Expected Volume %v, got %v", playInfo.Volume, unmarshaled.Volume)
}
}
func TestSpeakerResponse(t *testing.T) {
// Test XML marshaling
response := &SpeakerResponse{
Value: "/speaker",
}
xmlData, err := xml.Marshal(response)
if err != nil {
t.Fatalf("Failed to marshal SpeakerResponse to XML: %v", err)
}
expectedXML := `<status>/speaker</status>`
if string(xmlData) != expectedXML {
t.Errorf("Expected XML '%s', got '%s'", expectedXML, string(xmlData))
}
// Test XML unmarshaling
xmlInput := `<?xml version="1.0" encoding="UTF-8" ?><status>/speaker</status>`
var unmarshaled SpeakerResponse
err = xml.Unmarshal([]byte(xmlInput), &unmarshaled)
if err != nil {
t.Fatalf("Failed to unmarshal SpeakerResponse from XML: %v", err)
}
if unmarshaled.Value != "/speaker" {
t.Errorf("Expected Value '/speaker', got '%s'", unmarshaled.Value)
}
}
// Helper function to create int pointer for tests
func intPtr(i int) *int {
return &i
}