refactor: extract platform media crates

server-rs/crates/platform-audio/tests/vector_engine_audio.rs

@@ -0,0 +1,84 @@
+use platform_audio::{
+    AudioTaskKind, BackgroundMusicTaskRequest, SUNO_DEFAULT_MODEL, VIDU_PROMPT_MAX_CHARS,
+    audio_mime_to_extension, build_background_music_task_body, build_sound_effect_task_body,
+    extract_audio_urls, is_failed_task_status, is_pending_task_status, normalize_audio_mime_type,
+    normalize_task_status,
+};
+use serde_json::json;
+
+#[test]
+fn normalizes_audio_mime_type_from_content_type_and_url() {
+    assert_eq!(
+        normalize_audio_mime_type("audio/x-wav; charset=utf-8", "https://x/a.bin"),
+        "audio/wav"
+    );
+    assert_eq!(
+        normalize_audio_mime_type("application/octet-stream", "https://x/a.m4a?token=1"),
+        "audio/mp4"
+    );
+    assert_eq!(audio_mime_to_extension("audio/mp4"), "m4a");
+}
+
+#[test]
+fn extracts_nested_audio_urls() {
+    let payload = json!({
+        "Response": {
+            "Status": "FINISH",
+            "Task": {
+                "Output": {
+                    "FileInfos": [
+                        { "FileUrl": "https://cdn.example.test/audio.wav" }
+                    ]
+                }
+            }
+        }
+    });
+
+    assert_eq!(
+        extract_audio_urls(&payload),
+        vec!["https://cdn.example.test/audio.wav".to_string()]
+    );
+}
+
+#[test]
+fn vector_engine_task_status_is_stable() {
+    assert_eq!(normalize_task_status("FINISH"), "completed");
+    assert!(is_pending_task_status("processing"));
+    assert!(is_failed_task_status("failed"));
+}
+
+#[test]
+fn background_music_request_body_uses_default_model_and_optional_instrumental_flag() {
+    let body = build_background_music_task_body(BackgroundMusicTaskRequest {
+        prompt: "  风里的木琴  ".to_string(),
+        title: "  林间  ".to_string(),
+        tags: Some("  warm, wood  ".to_string()),
+        model: None,
+        instrumental: true,
+    })
+    .expect("request body should be valid");
+
+    assert_eq!(body["prompt"], "风里的木琴");
+    assert_eq!(body["title"], "林间");
+    assert_eq!(body["tags"], "warm, wood");
+    assert_eq!(body["mv"], SUNO_DEFAULT_MODEL);
+    assert_eq!(body["task"], "generate");
+    assert_eq!(body["make_instrumental"], true);
+    assert_eq!(
+        AudioTaskKind::BackgroundMusic.provider(),
+        "vector-engine-suno"
+    );
+}
+
+#[test]
+fn sound_effect_request_rejects_overlong_prompt() {
+    let prompt = "声".repeat(VIDU_PROMPT_MAX_CHARS + 1);
+    let error = build_sound_effect_task_body(platform_audio::SoundEffectTaskRequest {
+        prompt,
+        duration: 5,
+        seed: None,
+    })
+    .expect_err("long prompt should fail");
+
+    assert!(error.message().contains("prompt 超过"));
+}