Files
Arcrun/cypher-executor/tests/executor.test.ts
T
uncle6me-web 8eb10049b8 P8:節點輸出 KV 寫入只服務 PIPE 讀者——拆掉比 neurons 更短的隱形短板
leo 08-09「不需要換模型,要調整每個 CF 數字搭配」。盤點發現真正最短的板不是
Workers AI neurons(119 檔/日),是 EXEC_CONTEXT KV:每節點(含 FOREACH 每圈)
put 一次、rag 工作流一張卡 15 次,但唯一讀點是 PIPE 邊——rag 系全無 PIPE 邊,
15 次全是白燒 ⇒ KV 1,000/日 ÷ 15 ≈ 66 檔/日,兩條路(免金鑰/Gemini)都被卡。

修法=寫入前檢查「節點有 PIPE 出邊」。PIPE 工作流與 resume 路徑行為不變。
實測(youlin stage):修前同構卡留 6 node key(15 put)→ 修後零 key,
blocks/triplets 照常寫入。單元測試鎖住兩側行為。
另復原 08-08 重部誤拔的 [ai] binding(extract 501→200,KEEP_AI=true)。

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-08-09 01:26:16 +08:00

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// Cypher Executor 端到端測試
import { SELF } from 'cloudflare:test';
import { describe, it, expect } from 'vitest';
import { GraphExecutor } from '../src/graph-executor';
import type { ComponentRunner, ExecutionGraph } from '../src/types';
describe('GET /', () => {
it('回傳服務狀態', async () => {
const res = await SELF.fetch('http://localhost/');
const data = await res.json() as Record<string, unknown>;
expect(res.status).toBe(200);
expect(data.service).toBe('arcrun-cypher-executor');
});
});
describe('POST /validate', () => {
it('驗證合法的圖定義', async () => {
const res = await SELF.fetch('http://localhost/validate', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
id: 'test-graph',
name: '測試圖',
nodes: [
{ id: 'n1', type: 'Input' },
{ id: 'n2', type: 'Output' },
],
edges: [
{ from: 'n1', to: 'n2', type: 'PIPE' },
],
}),
});
const data = await res.json() as { valid: boolean };
expect(res.status).toBe(200);
expect(data.valid).toBe(true);
});
it('偵測無效邊', async () => {
const res = await SELF.fetch('http://localhost/validate', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
id: 'bad-graph',
name: '壞圖',
nodes: [{ id: 'n1', type: 'Input' }],
edges: [{ from: 'n1', to: 'n999', type: 'PIPE' }],
}),
});
expect(res.status).toBe(400);
});
});
describe('POST /execute', () => {
it('PIPE 鏈: Input → passthrough → Output', async () => {
const res = await SELF.fetch('http://localhost/execute', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
graph: {
id: 'g1',
name: 'PIPE 測試',
nodes: [
{ id: 'input', type: 'Input', data: { message: 'hello' } },
{ id: 'pass', type: 'Component', componentId: 'comp_passthrough' },
{ id: 'output', type: 'Output' },
],
edges: [
{ from: 'input', to: 'pass', type: 'PIPE' },
{ from: 'pass', to: 'output', type: 'PIPE' },
],
},
context: {},
}),
});
const data = await res.json() as { success: boolean; data: { message: string }; trace: unknown[] };
expect(res.status).toBe(200);
expect(data.success).toBe(true);
expect(data.data.message).toBe('hello');
expect(data.trace.length).toBeGreaterThanOrEqual(3);
});
it('Component 執行: uppercase 轉換', async () => {
const res = await SELF.fetch('http://localhost/execute', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
graph: {
id: 'g2',
name: 'uppercase 測試',
nodes: [
{ id: 'input', type: 'Input', data: { text: 'hello world' } },
{ id: 'upper', type: 'Component', componentId: 'comp_uppercase' },
{ id: 'output', type: 'Output' },
],
edges: [
{ from: 'input', to: 'upper', type: 'PIPE' },
{ from: 'upper', to: 'output', type: 'PIPE' },
],
},
context: {},
}),
});
const data = await res.json() as { success: boolean; data: { text: string } };
expect(data.success).toBe(true);
expect(data.data.text).toBe('HELLO WORLD');
});
it('PIPE 鏈: 多層 counter 累加', async () => {
const res = await SELF.fetch('http://localhost/execute', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
graph: {
id: 'g3',
name: 'counter 測試',
nodes: [
{ id: 'input', type: 'Input', data: { count: 0 } },
{ id: 'c1', type: 'Component', componentId: 'comp_counter' },
{ id: 'c2', type: 'Component', componentId: 'comp_counter' },
{ id: 'c3', type: 'Component', componentId: 'comp_counter' },
{ id: 'output', type: 'Output' },
],
edges: [
{ from: 'input', to: 'c1', type: 'PIPE' },
{ from: 'c1', to: 'c2', type: 'PIPE' },
{ from: 'c2', to: 'c3', type: 'PIPE' },
{ from: 'c3', to: 'output', type: 'PIPE' },
],
},
context: {},
}),
});
const data = await res.json() as { success: boolean; data: { count: number } };
expect(data.success).toBe(true);
expect(data.data.count).toBe(3);
});
it('IF 條件分支', async () => {
const res = await SELF.fetch('http://localhost/execute', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
graph: {
id: 'g4',
name: 'IF 測試',
nodes: [
{ id: 'input', type: 'Input', data: { valid: true, text: 'go' } },
{ id: 'upper', type: 'Component', componentId: 'comp_uppercase' },
{ id: 'output', type: 'Output' },
],
edges: [
{ from: 'input', to: 'upper', type: 'IF', condition: 'result.valid === true' },
{ from: 'upper', to: 'output', type: 'PIPE' },
],
},
context: {},
}),
});
const data = await res.json() as { success: boolean; data: { text: string } };
expect(data.success).toBe(true);
expect(data.data.text).toBe('GO');
});
it('不存在的零件回傳失敗', async () => {
const res = await SELF.fetch('http://localhost/execute', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
graph: {
id: 'g5',
name: '失敗測試',
nodes: [
{ id: 'input', type: 'Input', data: {} },
{ id: 'bad', type: 'Component', componentId: 'comp_not_exist' },
],
edges: [
{ from: 'input', to: 'bad', type: 'PIPE' },
],
},
context: {},
}),
});
const data = await res.json() as { success: boolean; error: string };
expect(data.success).toBe(false);
expect(data.error).toContain('不存在');
});
it('缺少必填欄位回傳 400', async () => {
const res = await SELF.fetch('http://localhost/execute', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ graph: { id: 'x' } }),
});
expect(res.status).toBe(400);
});
});
// t117: FOREACH 全部項目失敗 → 錯誤訊息含 status codeGraphExecutor 單元測試)
describe('t117: FOREACH 全項失敗 → ExecutionError 含 status code', () => {
it('FOREACH 所有項目 success:false(含 status 401)→ executor.execute() 拋出含 "401" 的錯誤', async () => {
// mock loader:任何零件都回 {success:false, status:401, error:"HTTP 401"}
const failLoader = async (_: string): Promise<ComponentRunner> =>
async () => ({ success: false, status: 401, error: 'HTTP 401', data: { body: 'Unauthorized' } });
const executor = new GraphExecutor(failLoader);
const graph: ExecutionGraph = {
id: 'foreach-fail-t117',
name: 'FOREACH 全失敗',
nodes: [
{ id: 'input', type: 'Input', data: { items: ['a', 'b'] } },
{ id: 'writer', type: 'Component', componentId: 'http_request' },
],
edges: [
{ from: 'input', to: 'writer', type: 'FOREACH', iterator: 'item' },
],
};
// t117 核心驗證:全部失敗 → throw(不再靜默)
await expect(executor.execute(graph, {})).rejects.toThrow(/401/);
});
it('FOREACH 部分項目成功 → 不拋出(只有全部失敗才報錯)', async () => {
let callCount = 0;
// 第一次呼叫失敗,第二次成功(部分失敗不觸發 t117 all-fail 路徑)
const mixedLoader = async (_: string): Promise<ComponentRunner> =>
async () => {
callCount++;
if (callCount === 1) return { success: false, status: 401, error: 'HTTP 401' };
return { success: true, data: { ok: true } };
};
const executor = new GraphExecutor(mixedLoader);
const graph: ExecutionGraph = {
id: 'foreach-mixed-t117',
name: 'FOREACH 部分失敗',
nodes: [
{ id: 'input', type: 'Input', data: { items: ['a', 'b'] } },
{ id: 'writer', type: 'Component', componentId: 'http_request' },
],
edges: [
{ from: 'input', to: 'writer', type: 'FOREACH', iterator: 'item' },
],
};
// 部分失敗 → 不拋出,正常回傳 results 陣列
const result = await executor.execute(graph, {});
expect(result).toBeDefined();
});
});
// P8 短板齊平(2026-08-09):節點輸出只在「下游有 PIPE 邊會讀」時才寫 KV。
// 背景:BUILD-006 原本每個節點(含 FOREACH 每一圈)都 put 一次 EXEC_CONTEXT
// 但全 codebase 唯一讀點是 PIPE 邊的 kvGetNodeOutput——rag 系工作流
// ON_SUCCESS+對每個)一張卡白燒 15 次 KV write,把免費層 1,000/日
// 壓成比 Workers AI neurons 更短的板。此測試鎖住「無 PIPE 出邊=零 KV put」
// 與「有 PIPE 出邊=照舊寫、_kv_outputs 照舊可讀」兩個行為。
describe('P8:節點輸出 KV 寫入只服務 PIPE 讀者', () => {
// 計數型 KV mock:只記 put 次數(kvSetNodeOutput 只用到 putget 給 PIPE 讀)
function countingKv() {
const store = new Map<string, string>();
let puts = 0;
const kv = {
put: async (k: string, v: string) => { puts++; store.set(k, v); },
get: async (k: string) => store.get(k) ?? null,
} as unknown as KVNamespace;
return { kv, getPuts: () => puts };
}
it('ON_SUCCESSFOREACH 工作流(rag_ingest_card 形狀)→ 零 KV put', async () => {
const loader = async (id: string): Promise<ComponentRunner> => async () => {
if (id === 'parse') {
return { success: true, blocks: [{ n: 1 }, { n: 2 }, { n: 3 }], rels: [{ r: 1 }, { r: 2 }] };
}
return { success: true, data: { ok: true } };
};
const executor = new GraphExecutor(loader);
const graph: ExecutionGraph = {
id: 'p8-no-pipe',
name: 'rag 形狀(無 PIPE 邊)',
nodes: [
{ id: 'input', type: 'Input', data: {} },
{ id: 'list_old', type: 'Component', componentId: 'http_request' },
{ id: 'parse_card', type: 'Component', componentId: 'parse' },
{ id: 'post_block', type: 'Component', componentId: 'http_request' },
{ id: 'post_triplet', type: 'Component', componentId: 'http_request' },
],
edges: [
{ from: 'input', to: 'list_old', type: 'ON_SUCCESS' },
{ from: 'list_old', to: 'parse_card', type: 'ON_SUCCESS' },
{ from: 'parse_card', to: 'post_block', type: 'FOREACH', iterator: 'block' },
{ from: 'parse_card', to: 'post_triplet', type: 'FOREACH', iterator: 'rel' },
],
};
const { kv, getPuts } = countingKv();
const result = await executor.execute(graph, {}, kv);
expect(result).toBeDefined();
// 修法前這裡是 8list_old + parse_card + 3×post_block + 2×post_triplet input 不寫)
expect(getPuts()).toBe(0);
});
it('PIPE 工作流 → 照舊寫 KV 且 _kv_outputs 傳遞不變(BUILD-006 語意保留)', async () => {
const seen: Record<string, unknown>[] = [];
const loader = async (id: string): Promise<ComponentRunner> => async (ctx) => {
seen.push(ctx as Record<string, unknown>);
return { success: true, data: { from: id } };
};
const executor = new GraphExecutor(loader);
const graph: ExecutionGraph = {
id: 'p8-pipe',
name: 'PIPE 鏈',
nodes: [
{ id: 'input', type: 'Input', data: { message: 'hi' } },
{ id: 'a', type: 'Component', componentId: 'comp_a' },
{ id: 'b', type: 'Component', componentId: 'comp_b' },
],
edges: [
{ from: 'input', to: 'a', type: 'PIPE' },
{ from: 'a', to: 'b', type: 'PIPE' },
],
};
const { kv, getPuts } = countingKv();
const result = await executor.execute(graph, {}, kv);
expect(result).toBeDefined();
// a 有 PIPE 出邊 → 寫;b 沒有出邊 → 不寫(原本 a、b 都寫=2)
expect(getPuts()).toBe(1);
// 下游 b 收到的 context 帶 _kv_outputs.aBUILD-006 讀路徑不變)
const bCtx = seen[seen.length - 1];
expect((bCtx._kv_outputs as Record<string, unknown>)?.a).toBeDefined();
});
});