token持久化(方案A,治压缩/切会话后历史token不显):ChatMessage/AiMessageRecord 加 prompt_tokens/completion_tokens(serde + DB V38 迁移 + message_repo 映射);agentic push_assistant_message 设本轮 token + provider/title 构造默认 None;前端 AiMessage 加字段 + switchConversation reload 映射 tokenUsage(双轨:消息级新+会话级旧累计保留) 技能注入修复:read_skill_content_stripped 改 skills_cached 扫盘(防御 SKILLS None 致不注入)+ 细化诊断(缓存/path/fs 各步) TopBar减法/UI:删铅笔新建(与侧栏+重复)/删垃圾桶clear-chat(危险,clear-context归档替代)/删系统就绪装饰占位;更多菜单popout CSS补全(修样式错乱);provider绿点有信息化(绿/红/灰基于AI请求成败)+垂直居中;goals面板补top:100%(修位置飘)+dot/check/remove CSS+goals/history item统一+history index边距;4面板互斥(点一个收其他) MessageList token v-if 去 !streaming(修发新消息历史token消失)
534 lines
24 KiB
Rust
534 lines
24 KiB
Rust
//! LLM Provider trait — 统一的 LLM 调用抽象
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//!
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//! 支持 OpenAI 兼容 API(覆盖 OpenAI / GLM / DeepSeek / Claude 兼容模式),
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//! 含 function calling / tool use 能力。
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//!
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//! 本文件含 trait + 类型 impl 块(零 IO)。纯类型定义(CompletionRequest /
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//! ChatMessage / ContentPart 等 `#[derive]` struct/enum)已拆分到 `types.rs`,
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//! 经下方 `pub use crate::types::*` re-export 保持外部路径
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//! `df_ai_core::provider::*` / `df_ai::provider::*` 不变(编译期验证)。
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//! HTTP impl(OpenAICompatProvider / AnthropicCompatProvider)+ 业务逻辑
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//! (ContextManager / AiToolRegistry / build_provider 工厂)留在 df-ai crate。
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use async_trait::async_trait;
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// 透明 re-export:types.rs 中所有 pub 类型经此回流到 provider::* glob,
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// 使 df_ai::provider::*(df-ai/src/provider.rs:15 的 `pub use df_ai_core::provider::*`)
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// 与直接 `df_ai_core::provider::Type` 限定路径全部继续可用。
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pub use crate::types::*;
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use crate::types::{new_message_id, now_millis_i64};
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impl ContentPart {
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pub fn text(text: impl Into<String>) -> Self {
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ContentPart::Text { text: text.into() }
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}
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pub fn image_base64(media_type: impl Into<String>, data: impl Into<String>) -> Self {
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ContentPart::Image {
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url: None,
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base64: Some(data.into()),
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media_type: Some(media_type.into()),
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alt: None,
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}
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}
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pub fn image_url(url: impl Into<String>) -> Self {
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ContentPart::Image { url: Some(url.into()), base64: None, media_type: None, alt: None }
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}
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/// 是否图片片
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pub fn is_image(&self) -> bool {
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matches!(self, ContentPart::Image { .. })
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}
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}
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impl ChatMessage {
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pub fn system(content: impl Into<String>) -> Self {
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Self { id: Some(new_message_id()), role: MessageRole::System, content: content.into(), parts: None, tool_call_id: None, tool_calls: None, model: None, status: None, reasoning_content: None, prompt_tokens: None, completion_tokens: None, timestamp: Some(now_millis_i64()) }
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}
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pub fn user(content: impl Into<String>) -> Self {
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Self { id: Some(new_message_id()), role: MessageRole::User, content: content.into(), parts: None, tool_call_id: None, tool_calls: None, model: None, status: None, reasoning_content: None, prompt_tokens: None, completion_tokens: None, timestamp: Some(now_millis_i64()) }
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}
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pub fn assistant(content: impl Into<String>) -> Self {
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Self { id: Some(new_message_id()), role: MessageRole::Assistant, content: content.into(), parts: None, tool_call_id: None, tool_calls: None, model: None, status: None, reasoning_content: None, prompt_tokens: None, completion_tokens: None, timestamp: Some(now_millis_i64()) }
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}
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pub fn assistant_with_tools(content: impl Into<String>, tool_calls: Vec<ToolCall>) -> Self {
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Self { id: Some(new_message_id()), role: MessageRole::Assistant, content: content.into(), parts: None, tool_call_id: None, tool_calls: Some(tool_calls), model: None, status: None, reasoning_content: None, prompt_tokens: None, completion_tokens: None, timestamp: Some(now_millis_i64()) }
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}
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pub fn tool_result(call_id: impl Into<String>, content: impl Into<String>) -> Self {
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Self { id: Some(new_message_id()), role: MessageRole::Tool, content: content.into(), parts: None, tool_call_id: Some(call_id.into()), tool_calls: None, model: None, status: None, reasoning_content: None, prompt_tokens: None, completion_tokens: None, timestamp: Some(now_millis_i64()) }
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}
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/// 多模态 user 消息:content 文本 + parts(含 Image 片)。
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/// content 作为人类可读文本(也作非 vision 端点降级载荷);parts 透传给 vision 端点。
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pub fn user_parts(content: impl Into<String>, parts: Vec<ContentPart>) -> Self {
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Self { id: Some(new_message_id()), role: MessageRole::User, content: content.into(), parts: Some(parts), tool_call_id: None, tool_calls: None, model: None, status: None, reasoning_content: None, prompt_tokens: None, completion_tokens: None, timestamp: Some(now_millis_i64()) }
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}
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/// 是否含图片片(供 provider 判定走多模态分支)。
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pub fn has_image(&self) -> bool {
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self.parts.as_ref().map(|ps| ps.iter().any(|p| p.is_image())).unwrap_or(false)
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}
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/// parts 若存在则返回引用,否则 None。
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pub fn parts(&self) -> Option<&[ContentPart]> {
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self.parts.as_deref()
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}
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/// 把 content + parts 拍平为有序 ContentPart 序列:先 content 作 Text 片(非空时),
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/// 再追加 parts(若有)。供 provider 生成 content blocks(保证文本在前、图片在后)。
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pub fn flattened_parts(&self) -> Vec<ContentPart> {
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let mut out: Vec<ContentPart> = Vec::new();
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if !self.content.is_empty() {
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out.push(ContentPart::Text { text: self.content.clone() });
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}
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if let Some(ps) = &self.parts {
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for p in ps {
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out.push(p.clone());
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}
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}
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out
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}
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/// 是否处于 active 态(status 为 None 或 "active")。其余状态一律 false。
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///
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/// 正面白名单:仅认 None / "active",新状态
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/// (如"archived_segment" / "compressed")自动落入不 active 分支,
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/// 无需每加一个状态就来这里改。当前取值 None/Some("active")/Some("truncated")
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/// 行为与旧反面排除完全等价(None=true / "active"=true / "truncated"=false)。
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pub fn is_active(&self) -> bool {
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matches!(self.status, None | Some(MessageStatus::Active))
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}
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}
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impl ToolDefinition {
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pub fn function(name: impl Into<String>, description: impl Into<String>, parameters: serde_json::Value) -> Self {
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Self {
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tool_type: ToolType::new("function"),
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function: ToolFunction { name: name.into(), description: description.into(), parameters },
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}
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}
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}
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impl ToolCall {
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pub fn new(id: impl Into<String>, name: impl Into<String>, arguments: impl Into<String>) -> Self {
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Self {
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id: id.into(),
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call_type: "function".into(),
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function: ToolCallFunction { name: name.into(), arguments: arguments.into() },
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}
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}
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}
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/// 解析点统一兜底:tool_call.id 空 → 生成唯一 fallback,非空原样。
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///
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/// 根因(实证会话 01f05167 SenseNova flash-lite):某些 provider(SenseNova 兼容缺陷)
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/// 返回空 `tool_call.id`("")。OpenAI 协议要求 id 唯一。DevFlow 多 tool_call 按 id
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/// 路由结果,id 空时所有结果落到同一 key(`audit/mod.rs:203` 的 `seen_ids` 去重把空 id
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/// 视为相同,只留首个 tool_call)→ AI 看到「所有调用同一结果」,工具全失败。
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///
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/// 兜底在**解析点**生成 fallback id:raw 非空用 raw,空用 `format!("{prefix}_{n}")`
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/// (n 取自下方 `FALLBACK_ID_COUNTER` **全局递增计数器**,跨轮跨 assistant 唯一)。
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/// 下游(工具执行 / tool 结果回填 tool_call_id)从解析后的 `ToolCall.id` 取,不重复生成,
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/// 确保 assistant tool_call.id 与 tool 结果 tool_call_id 匹配(防 sanitize 三元组断裂)。
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///
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/// 三处解析点共用本 helper(DRY):OpenAI 同步 `parse_tool_calls`(prefix=`gen_tool`)、
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/// OpenAI 流式 chunk(prefix=`gen_stream`)、Anthropic 同步 + 流式(prefix=`gen_anthropic` /
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/// `gen_anthropic_stream`)。正常 provider(OpenAI/Claude/GLM id 非空)原样透传零介入。
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///
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/// # 为何用全局计数器而非单轮 index(实证 af2fab4e)
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///
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/// 旧实现 fallback 用 `format!("{prefix}_{index}")`,index 是**单轮** tool_call 数组
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/// 位置。跨轮(不同 assistant)index 都从 0 起 → `gen_stream_0` 跨轮重复。agentic 的
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/// `id_to_name`(`insert(id, name)`)后者覆盖前者 → run_command 的 exit=1 被误标
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/// grep::exit=1 → L1 误熔断 grep(冤枉)→ loop 停 → 最后 assistant 空 content tool_calls
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/// 没执行(空气泡)。更严重:id 重复 → tool 结果配错 tool_call(三元组配对错位)。
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///
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/// 全局 `AtomicU64`(SeqCst)跨轮跨 assistant 严格递增,fallback id 永不重复。`index`
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/// 参数保留仅为签名兼容(4 处调用点 parse_tool_calls / 流式 chunk / push / agentic 都传),
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/// fallback 内部不再使用 index。
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///
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/// 单测跨进程实例计数器从 0 起;并发场景下两线程拿到的 fallback id 也严格递增(SeqCst),
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/// 保证全局唯一。
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pub fn tool_call_id_or_fallback(raw: &str, _index: usize, prefix: &str) -> String {
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if !raw.is_empty() {
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raw.to_string()
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} else {
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let n = FALLBACK_ID_COUNTER.fetch_add(1, std::sync::atomic::Ordering::SeqCst);
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format!("{prefix}_{n}")
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}
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}
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/// fallback id 全局计数器:跨轮跨 assistant 严格递增,保证空 id fallback 永不重复。
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///
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/// 见 `tool_call_id_or_fallback` 文档说明(实证 af2fab4e 跨轮重复根因)。
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static FALLBACK_ID_COUNTER: std::sync::atomic::AtomicU64 = std::sync::atomic::AtomicU64::new(0);
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/// LLM Provider trait
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#[async_trait]
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pub trait LlmProvider: Send + Sync {
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/// 同步调用
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async fn complete(&self, request: CompletionRequest) -> anyhow::Result<CompletionResponse>;
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/// 流式调用(返回异步流)
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async fn stream(
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&self,
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request: CompletionRequest,
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) -> anyhow::Result<StreamResult>;
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/// 文本嵌入:批量文本 → 语义向量(供知识库向量检索)
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///
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/// 默认实现返回 Err(协议不支持)。OpenAI 兼容协议覆盖实现(/v1/embeddings);
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/// Anthropic 无 embedding API,保持默认。
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async fn embed(&self, _model: &str, _texts: Vec<String>) -> anyhow::Result<Vec<Vec<f32>>> {
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anyhow::bail!("该 Provider 不支持 embedding({})", self.name())
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}
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/// Provider 名称
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fn name(&self) -> &str;
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/// 实际请求端点(含 base_url + 关键路径,如 chat completions / messages)。
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/// 默认回落 `name()`,provider 实现覆盖返真实 URL,供 401/网络错误诊断打印
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/// —— 旧路径只能近似打印 provider_type,看不到实际请求端点。
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fn endpoint(&self) -> String {
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self.name().to_string()
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn is_active_whitelist() {
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// 正面白名单:仅 None / "active" 为 true,其余一律 false。
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// 零行为变化:None / "active" / "truncated" 与旧反面排除完全等价;
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// "archived_segment" / "compressed" 由白名单 matches! 只认 None/active 自动落入 false。
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// None(构造默认值,向前兼容老 JSON)
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let m = ChatMessage::user("hi");
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assert!(m.is_active(), "None 应 active");
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// "active"
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let mut m = ChatMessage::user("hi");
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m.status = Some(MessageStatus::Active);
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assert!(m.is_active(), "Some(active) 应 active");
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// "truncated" — 当前取值,与旧实现等价(false)
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let mut m = ChatMessage::user("hi");
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m.status = Some(MessageStatus::Truncated);
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assert!(!m.is_active(), "truncated 应不 active");
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// "archived_segment" — 白名单自动隔离
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let mut m = ChatMessage::user("hi");
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m.status = Some(MessageStatus::ArchivedSegment);
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assert!(!m.is_active(), "archived_segment 应不 active(白名单隔离)");
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// "compressed" — 白名单自动隔离
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let mut m = ChatMessage::user("hi");
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m.status = Some(MessageStatus::Compressed);
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assert!(!m.is_active(), "compressed 应不 active(白名单隔离)");
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}
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// ---------- ContentPart ----------
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/// 老 JSON(无 parts 字段)反序列化时 parts 应为 None(向前兼容)
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#[test]
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fn contentpart_legacy_json_no_parts() {
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let json = r#"{"role":"user","content":"hello"}"#;
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let m: ChatMessage = serde_json::from_str(json).expect("老 JSON 应可反序列化");
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assert_eq!(m.content, "hello");
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assert!(m.parts.is_none(), "老 JSON 无 parts 字段 → None");
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assert!(!m.has_image());
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}
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/// 新 JSON 带 parts(含 Image 片)反序列化 round-trip
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#[test]
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fn contentpart_with_image_roundtrip() {
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let m = ChatMessage::user_parts(
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"看这张图",
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vec![
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ContentPart::image_base64("image/png", "iVBORw0KGgo="),
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ContentPart::text("说明"),
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],
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);
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let json = serde_json::to_string(&m).expect("序列化");
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// parts 顺序:[image_base64, text] → 首元素是 image
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assert!(json.contains(r#""parts":[{"type":"image""#));
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assert!(json.contains(r#""type":"text""#));
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assert!(json.contains(r#""base64":"iVBORw0KGgo=""#));
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assert!(json.contains(r#""media_type":"image/png""#));
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let back: ChatMessage = serde_json::from_str(&json).expect("反序列化 round-trip");
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assert_eq!(back.content, "看这张图");
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assert!(back.has_image());
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let parts = back.parts.expect("parts 应存在");
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assert_eq!(parts.len(), 2);
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assert!(parts[0].is_image());
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}
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/// has_image 判定
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#[test]
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fn contentpart_has_image_detection() {
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assert!(!ChatMessage::user("纯文本").has_image());
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let m = ChatMessage::user_parts("t", vec![ContentPart::text("只文本片")]);
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assert!(!m.has_image(), "仅 Text 片不算 has_image");
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let m = ChatMessage::user_parts(
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"t",
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vec![ContentPart::text("前缀"), ContentPart::image_url("https://x/a.png")],
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);
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assert!(m.has_image());
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}
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/// flattened_parts:content 非空 → 前置 Text 片 + parts 追加
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#[test]
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fn contentpart_flattened_parts() {
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let m = ChatMessage::user("hi");
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let flat = m.flattened_parts();
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assert_eq!(flat.len(), 1);
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assert_eq!(flat[0], ContentPart::Text { text: "hi".into() });
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let m = ChatMessage::user_parts(
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"cap",
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vec![ContentPart::image_url("u"), ContentPart::text("尾")],
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);
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let flat = m.flattened_parts();
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assert_eq!(flat.len(), 3);
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assert_eq!(flat[0], ContentPart::Text { text: "cap".into() });
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assert!(flat[1].is_image());
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assert_eq!(flat[2], ContentPart::Text { text: "尾".into() });
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let mut m = ChatMessage::user("");
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m.parts = Some(vec![ContentPart::text("x")]);
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let flat = m.flattened_parts();
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assert_eq!(flat.len(), 1, "空 content 不应产生空 Text 片");
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}
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/// 向后兼容:旧代码 ChatMessage 字面量构造仍合法(audit/title/commands 零回归)
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#[test]
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fn contentpart_struct_literal_compat() {
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let m = ChatMessage {
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id: None,
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role: MessageRole::User,
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content: "字面量构造".into(),
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parts: None,
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tool_call_id: None,
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tool_calls: None,
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model: None,
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status: None,
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reasoning_content: None,
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timestamp: None,
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};
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assert_eq!(m.content, "字面量构造");
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assert!(m.parts.is_none());
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}
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// ---------- DeepSeek reasoning_content ----------
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/// 有 reasoning_content 时应序列化出来;None 时不出现
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#[test]
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fn completion_request_reasoning_content_serialization() {
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let req = CompletionRequest {
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model: "deepseek-r1".to_string(),
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messages: vec![ChatMessage::user("hello")],
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temperature: None,
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max_tokens: None,
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stream: false,
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tools: None,
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tool_choice: None,
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reasoning_content: Some("let me think...".to_string()),
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};
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let json = serde_json::to_string(&req).unwrap();
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assert!(json.contains("reasoning_content"), "reasoning_content 应出现在 JSON 中, got: {}", json);
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// None 时不应出现(skip_serializing_if)
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let req_none = CompletionRequest { reasoning_content: None, ..req };
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let json_none = serde_json::to_string(&req_none).unwrap();
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assert!(!json_none.contains("reasoning_content"), "None 的 reasoning_content 不应序列化, got: {}", json_none);
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||
}
|
||
|
||
/// 所有便捷构造函数默认 reasoning_content 为 None
|
||
#[test]
|
||
fn chat_message_reasoning_content_constructors() {
|
||
assert!(ChatMessage::system("sys").reasoning_content.is_none());
|
||
assert!(ChatMessage::user("hi").reasoning_content.is_none());
|
||
assert!(ChatMessage::assistant("resp").reasoning_content.is_none());
|
||
assert!(ChatMessage::tool_result("call_1", "result").reasoning_content.is_none());
|
||
}
|
||
|
||
/// ChatMessage reasoning_content 序列化 round-trip
|
||
#[test]
|
||
fn chat_message_reasoning_content_roundtrip() {
|
||
let m = ChatMessage {
|
||
id: None,
|
||
role: MessageRole::Assistant,
|
||
content: "answer".to_string(),
|
||
parts: None,
|
||
tool_call_id: None,
|
||
tool_calls: None,
|
||
model: None,
|
||
status: None,
|
||
reasoning_content: Some("thinking process".to_string()),
|
||
timestamp: None,
|
||
};
|
||
let json = serde_json::to_string(&m).unwrap();
|
||
assert!(json.contains("reasoning_content"));
|
||
|
||
let deserialized: ChatMessage = serde_json::from_str(&json).unwrap();
|
||
assert_eq!(deserialized.reasoning_content, Some("thinking process".to_string()));
|
||
}
|
||
|
||
// ---------- 消息级溯源:id 字段 ----------
|
||
|
||
/// 所有便捷构造函数默认生成非 None 的 id(ULID 风格)
|
||
#[test]
|
||
fn chat_message_id_generated_by_constructors() {
|
||
assert!(ChatMessage::system("sys").id.is_some(), "system 应有 id");
|
||
assert!(ChatMessage::user("hi").id.is_some(), "user 应有 id");
|
||
assert!(ChatMessage::assistant("resp").id.is_some(), "assistant 应有 id");
|
||
assert!(
|
||
ChatMessage::assistant_with_tools("r", vec![]).id.is_some(),
|
||
"assistant_with_tools 应有 id"
|
||
);
|
||
assert!(
|
||
ChatMessage::tool_result("call_1", "result").id.is_some(),
|
||
"tool_result 应有 id"
|
||
);
|
||
assert!(
|
||
ChatMessage::user_parts("t", vec![ContentPart::text("x")]).id.is_some(),
|
||
"user_parts 应有 id"
|
||
);
|
||
}
|
||
|
||
/// id 全局唯一性:连续构造 100 条不重复(AtomicU64 计数器保证)
|
||
#[test]
|
||
fn chat_message_id_uniqueness() {
|
||
let mut ids = std::collections::HashSet::new();
|
||
for _ in 0..100 {
|
||
let m = ChatMessage::user("x");
|
||
let id = m.id.expect("构造的消息应有 id");
|
||
assert!(ids.insert(id), "100 条消息 id 应全部唯一");
|
||
}
|
||
}
|
||
|
||
/// id 序列化 round-trip:有 id 时序列化保留,反序列化回来一致
|
||
#[test]
|
||
fn chat_message_id_roundtrip() {
|
||
let m = ChatMessage {
|
||
id: Some("msg_1718800000000_42".to_string()),
|
||
role: MessageRole::Assistant,
|
||
content: "answer".to_string(),
|
||
parts: None,
|
||
tool_call_id: None,
|
||
tool_calls: None,
|
||
model: None,
|
||
status: None,
|
||
reasoning_content: None,
|
||
timestamp: None,
|
||
};
|
||
let json = serde_json::to_string(&m).unwrap();
|
||
assert!(json.contains(r#""id":"msg_1718800000000_42""#), "id 应序列化, got: {}", json);
|
||
|
||
let back: ChatMessage = serde_json::from_str(&json).unwrap();
|
||
assert_eq!(back.id.as_deref(), Some("msg_1718800000000_42"));
|
||
}
|
||
|
||
/// 向前兼容:老 JSON 无 id 字段 → 反序列化为 None(serde default)
|
||
#[test]
|
||
fn chat_message_id_legacy_json_no_id() {
|
||
let json = r#"{"role":"user","content":"hello"}"#;
|
||
let m: ChatMessage = serde_json::from_str(json).expect("老 JSON 应可反序列化");
|
||
assert_eq!(m.content, "hello");
|
||
assert!(m.id.is_none(), "老 JSON 无 id 字段 → None");
|
||
|
||
// 重新序列化:id=None 时不应出现 id 字段(skip_serializing_if)
|
||
let re = serde_json::to_string(&m).unwrap();
|
||
assert!(!re.contains(r#""id""#), "id=None 不应序列化, got: {}", re);
|
||
}
|
||
|
||
/// StreamChunk reasoning_content 序列化
|
||
#[test]
|
||
fn stream_chunk_reasoning_content() {
|
||
let chunk = StreamChunk {
|
||
delta: "text".to_string(),
|
||
finished: false,
|
||
tool_calls: None,
|
||
usage: None,
|
||
error: None,
|
||
reasoning_content: Some("thought".to_string()),
|
||
};
|
||
let json = serde_json::to_string(&chunk).unwrap();
|
||
assert!(json.contains("reasoning_content"));
|
||
|
||
let chunk_none = StreamChunk { reasoning_content: None, ..chunk };
|
||
let json_none = serde_json::to_string(&chunk_none).unwrap();
|
||
assert!(!json_none.contains("reasoning_content"));
|
||
}
|
||
|
||
/// CompletionResponse reasoning_content 序列化
|
||
#[test]
|
||
fn completion_response_reasoning_content() {
|
||
let resp = CompletionResponse {
|
||
text: "ok".to_string(),
|
||
model: "r1".to_string(),
|
||
usage: TokenUsage { prompt_tokens: 10, completion_tokens: 20, total_tokens: 30 },
|
||
tool_calls: None,
|
||
reasoning_content: Some("r1 thought".to_string()),
|
||
};
|
||
let json = serde_json::to_string(&resp).unwrap();
|
||
assert!(json.contains("reasoning_content"));
|
||
|
||
let deserialized: CompletionResponse = serde_json::from_str(&json).unwrap();
|
||
assert_eq!(deserialized.reasoning_content, Some("r1 thought".to_string()));
|
||
}
|
||
|
||
/// CR-空 id:tool_call_id_or_fallback 共享 helper —— 空 raw → fallback,非空原样。
|
||
#[test]
|
||
fn tool_call_id_or_fallback_non_empty_passthrough() {
|
||
// 非空 raw 原样透传(provider 真 id 如 call_xxx 保留),与 index/prefix 无关
|
||
assert_eq!(tool_call_id_or_fallback("call_abc", 0, "gen_tool"), "call_abc");
|
||
assert_eq!(tool_call_id_or_fallback("x", 5, "p"), "x");
|
||
}
|
||
|
||
#[test]
|
||
fn tool_call_id_or_fallback_empty_starts_with_prefix() {
|
||
// 空 raw → "{prefix}_{n}",n 取自全局计数器(跨进程实例从 0 起,单测不假设具体值)
|
||
let a = tool_call_id_or_fallback("", 0, "gen_tool");
|
||
assert!(a.starts_with("gen_tool_"), "空 fallback 应以 gen_tool_ 开头, got: {a}");
|
||
let b = tool_call_id_or_fallback("", 7, "gen_stream");
|
||
assert!(b.starts_with("gen_stream_"), "空 fallback 应以 gen_stream_ 开头, got: {b}");
|
||
}
|
||
|
||
#[test]
|
||
fn tool_call_id_or_fallback_empty_globally_unique() {
|
||
// 跨轮跨 assistant 唯一:连续两次空 fallback id 必不同(全局计数器递增)。
|
||
// 这是修复 af2fab4e 跨轮重复(旧单轮 index 跨轮都从 0 起 → 重复)的核心断言。
|
||
let a = tool_call_id_or_fallback("", 0, "gen_tool");
|
||
let b = tool_call_id_or_fallback("", 0, "gen_tool");
|
||
assert_ne!(a, b, "两次空 fallback 应不同(全局计数器跨轮唯一): {a} vs {b}");
|
||
// 即使同 index(模拟跨轮 index 都从 0 起),fallback 也必唯一
|
||
let c = tool_call_id_or_fallback("", 0, "gen_tool");
|
||
let mut set = std::collections::HashSet::new();
|
||
assert!(set.insert(a), "fallback a 应唯一");
|
||
assert!(set.insert(b), "fallback b 应唯一");
|
||
assert!(set.insert(c), "fallback c 应唯一");
|
||
}
|
||
|
||
#[test]
|
||
fn tool_call_id_or_fallback_index_unused() {
|
||
// index 参数仅为签名兼容保留(4 处调用点都传),fallback 不再使用 index。
|
||
// 同 prefix + 同 index 连续两次 → 不同 fallback(全局计数器递增,与 index 无关)。
|
||
let a = tool_call_id_or_fallback("", 3, "gen_tool");
|
||
let b = tool_call_id_or_fallback("", 3, "gen_tool");
|
||
assert_ne!(a, b, "同 index 两次空 fallback 应不同: {a} vs {b}");
|
||
}
|
||
|
||
#[test]
|
||
fn tool_call_id_or_fallback_prefix_distinguishes_sources() {
|
||
// 不同 prefix 区分来源(同步 gen_tool / 流式 gen_stream / anthropic gen_anthropic)
|
||
// 注意:两次空 fallback 因全局计数器递增 id 不同,故只比 prefix 前缀
|
||
let a = tool_call_id_or_fallback("", 0, "gen_tool");
|
||
let b = tool_call_id_or_fallback("", 0, "gen_stream");
|
||
assert!(a.starts_with("gen_tool_"));
|
||
assert!(b.starts_with("gen_stream_"));
|
||
}
|
||
}
|