Files
2026-07-13 13:39:12 +08:00

505 lines
15 KiB
TypeScript

import test from "node:test";
import assert from "node:assert/strict";
import fs from "node:fs";
import os from "node:os";
import path from "node:path";
const TEST_DATA_DIR = fs.mkdtempSync(path.join(os.tmpdir(), "omniroute-stream-numeric-ids-"));
process.env.DATA_DIR = TEST_DATA_DIR;
const core = await import("../../src/lib/db/core.ts");
const { createSSEStream } = await import("../../open-sse/utils/stream.ts");
const { FORMATS } = await import("../../open-sse/translator/formats.ts");
const textEncoder = new TextEncoder();
async function readTransformed(chunks, options) {
const source = new ReadableStream({
start(controller) {
for (const chunk of chunks) {
controller.enqueue(textEncoder.encode(chunk));
}
controller.close();
},
});
return new Response(source.pipeThrough(createSSEStream(options))).text();
}
test.after(() => {
core.resetDbInstance();
if (fs.existsSync(TEST_DATA_DIR)) {
fs.rmSync(TEST_DATA_DIR, { recursive: true, force: true });
}
});
test("createSSEStream passthrough coerces numeric tool_call id to string", async () => {
let onCompletePayload = null;
const text = await readTransformed(
[
`data: ${JSON.stringify({
id: "chatcmpl_num",
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [{ index: 0, delta: { role: "assistant", content: "Hello " } }],
})}\n\n`,
`data: ${JSON.stringify({
id: "chatcmpl_num",
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [
{
index: 0,
delta: {
tool_calls: [
{
index: 0,
id: 12345,
type: "function",
function: { name: "read_file", arguments: '{"path":"/tmp/a"}' },
},
],
},
},
],
})}\n\n`,
`data: ${JSON.stringify({
id: "chatcmpl_num",
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [{ index: 0, delta: {}, finish_reason: "stop" }],
})}\n\n`,
],
{
mode: "passthrough",
sourceFormat: FORMATS.OPENAI,
provider: "openai",
model: "gpt-4.1-mini",
body: { messages: [{ role: "user", content: "hello" }] },
onComplete(payload) {
onCompletePayload = payload;
},
}
);
const lines = text
.trim()
.split("\n")
.filter((line) => line.startsWith("data: ") && !line.includes("[DONE]"));
let sawStreamedToolCall = false;
for (const line of lines) {
const payload = JSON.parse(line.slice(6));
const tc = payload?.choices?.[0]?.delta?.tool_calls?.[0];
if (tc?.id) {
assert.equal(typeof tc.id, "string", "tool_call.id should be a string");
assert.equal(tc.id, "12345");
sawStreamedToolCall = true;
}
}
assert.equal(sawStreamedToolCall, true, "expected streamed tool_call.id to be present");
const finalId = onCompletePayload?.responseBody?.choices?.[0]?.message?.tool_calls?.[0]?.id;
assert.equal(typeof finalId, "string", "tool_call.id in final message should be a string");
assert.equal(finalId, "12345");
});
test("createSSEStream passthrough preserves numeric top-level id as string", async () => {
const text = await readTransformed(
[
`data: ${JSON.stringify({
id: 123,
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [{ index: 0, delta: { content: "Hello" } }],
})}\n\n`,
`data: ${JSON.stringify({
id: 123,
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [{ index: 0, delta: {}, finish_reason: "stop" }],
})}\n\n`,
],
{
mode: "passthrough",
sourceFormat: FORMATS.OPENAI,
provider: "openai",
model: "gpt-4.1-mini",
body: { messages: [{ role: "user", content: "hello" }] },
}
);
const lines = text
.trim()
.split("\n")
.filter((line) => line.startsWith("data: ") && !line.includes("[DONE]"));
assert.ok(lines.length > 0, "expected streamed chunks");
for (const line of lines) {
const payload = JSON.parse(line.slice(6));
assert.equal(typeof payload.id, "string", "top-level chunk id should be a string");
assert.equal(payload.id, "123");
assert.notEqual(payload.id.startsWith("chatcmpl-"), true);
}
});
test("createSSEStream responses passthrough coerces numeric ids to strings", async () => {
const text = await readTransformed(
[
`data: ${JSON.stringify({
type: "response.created",
response: {
id: 987,
model: "gpt-4.1-mini",
status: "in_progress",
output: [],
},
})}\n\n`,
`data: ${JSON.stringify({
type: "response.output_item.added",
response_id: 987,
output_index: 0,
item: {
id: 456,
call_id: 654,
type: "function_call",
status: "in_progress",
name: "lookup",
arguments: "",
},
})}\n\n`,
`data: ${JSON.stringify({
type: "response.function_call_arguments.delta",
response_id: 987,
item_id: 456,
output_index: 0,
delta: '{"q":',
})}\n\n`,
`data: ${JSON.stringify({
type: "response.function_call_arguments.done",
response_id: 987,
item_id: 456,
output_index: 0,
arguments: '{"q":1}',
})}\n\n`,
`data: ${JSON.stringify({
type: "response.completed",
response: {
id: 987,
model: "gpt-4.1-mini",
status: "completed",
output: [
{
id: 456,
call_id: 654,
type: "function_call",
status: "completed",
name: "lookup",
arguments: '{"q":1}',
},
],
},
})}\n\n`,
],
{
mode: "passthrough",
sourceFormat: FORMATS.OPENAI,
provider: "openai",
model: "gpt-4.1-mini",
body: { input: "hello" },
}
);
const payloads = text
.trim()
.split("\n")
.filter((line) => line.startsWith("data: ") && !line.includes("[DONE]"))
.map((line) => JSON.parse(line.slice(6)));
const created = payloads.find((payload) => payload.type === "response.created");
assert.equal(typeof created.response.id, "string");
assert.equal(created.response.id, "987");
const added = payloads.find((payload) => payload.type === "response.output_item.added");
assert.equal(typeof added.response_id, "string");
assert.equal(added.response_id, "987");
assert.equal(typeof added.item.id, "string");
assert.equal(added.item.id, "456");
assert.equal(typeof added.item.call_id, "string");
assert.equal(added.item.call_id, "654");
const delta = payloads.find((payload) => payload.type === "response.function_call_arguments.delta");
assert.equal(typeof delta.response_id, "string");
assert.equal(delta.response_id, "987");
assert.equal(typeof delta.item_id, "string");
assert.equal(delta.item_id, "456");
const completed = payloads.find((payload) => payload.type === "response.completed");
assert.equal(typeof completed.response.id, "string");
assert.equal(completed.response.id, "987");
assert.equal(typeof completed.response.output[0].id, "string");
assert.equal(completed.response.output[0].id, "456");
assert.equal(typeof completed.response.output[0].call_id, "string");
assert.equal(completed.response.output[0].call_id, "654");
});
test("createSSEStream responses passthrough does not normalize unrelated top-level id", async () => {
const text = await readTransformed(
[
`data: ${JSON.stringify({
type: "response.output_text.delta",
id: 1,
response_id: 987,
item_id: 456,
delta: "x",
})}\n\n`,
],
{
mode: "passthrough",
sourceFormat: FORMATS.OPENAI,
provider: "openai",
model: "gpt-4.1-mini",
body: { input: "hello" },
}
);
const payloads = text
.trim()
.split("\n")
.filter((line) => line.startsWith("data: ") && !line.includes("[DONE]"))
.map((line) => JSON.parse(line.slice(6)));
const delta = payloads.find((p) => p.type === "response.output_text.delta");
assert.equal(typeof delta.id, "number", "unrelated top-level id should stay numeric");
assert.equal(delta.id, 1);
assert.equal(typeof delta.response_id, "string");
assert.equal(delta.response_id, "987");
assert.equal(typeof delta.item_id, "string");
assert.equal(delta.item_id, "456");
});
test("createSSEStream passthrough normalizes numeric id in final chunk without trailing newline", async () => {
const text = await readTransformed(
[
`data: ${JSON.stringify({
id: 123,
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [{ index: 0, delta: { content: "Hello" } }],
})}\n\n`,
`data: ${JSON.stringify({
id: 123,
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [{ index: 0, delta: {}, finish_reason: "stop" }],
})}`,
],
{
mode: "passthrough",
sourceFormat: FORMATS.OPENAI,
provider: "openai",
model: "gpt-4.1-mini",
body: { messages: [{ role: "user", content: "hello" }] },
}
);
const lines = text
.trim()
.split("\n")
.filter((line) => line.startsWith("data: ") && !line.includes("[DONE]"));
for (const line of lines) {
const payload = JSON.parse(line.slice(6));
if (payload.id) {
assert.equal(typeof payload.id, "string", "top-level chunk id should be a string");
assert.equal(payload.id, "123");
}
}
});
test("createSSEStream responses passthrough normalizes numeric ids in final chunk without trailing newline", async () => {
const text = await readTransformed(
[
`data: ${JSON.stringify({
type: "response.created",
response: { id: 987, model: "gpt-4.1-mini", status: "in_progress", output: [] },
})}\n\n`,
`data: ${JSON.stringify({
type: "response.completed",
response: {
id: 987,
model: "gpt-4.1-mini",
status: "completed",
output: [
{
id: 456,
call_id: 654,
type: "function_call",
status: "completed",
name: "lookup",
arguments: "{}",
},
],
},
})}`,
],
{
mode: "passthrough",
sourceFormat: FORMATS.OPENAI,
provider: "openai",
model: "gpt-4.1-mini",
body: { input: "hello" },
}
);
const payloads = text
.trim()
.split("\n")
.filter((line) => line.startsWith("data: ") && !line.includes("[DONE]"))
.map((line) => JSON.parse(line.slice(6)));
const completed = payloads.find((p) => p.type === "response.completed");
assert.equal(typeof completed.response.id, "string");
assert.equal(completed.response.id, "987");
assert.equal(typeof completed.response.output[0].id, "string");
assert.equal(completed.response.output[0].id, "456");
assert.equal(typeof completed.response.output[0].call_id, "string");
assert.equal(completed.response.output[0].call_id, "654");
});
test("createSSEStream passthrough coerces tool_call id 0 without index", async () => {
let onCompletePayload = null;
const text = await readTransformed(
[
`data: ${JSON.stringify({
id: "cmpl_0",
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [{ index: 0, delta: { role: "assistant", content: "" } }],
})}\n\n`,
`data: ${JSON.stringify({
id: "cmpl_0",
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [
{
index: 0,
delta: {
tool_calls: [
{
id: 0,
type: "function",
function: { name: "zero", arguments: '{"path":"/tmp"}' },
},
],
},
},
],
})}\n\n`,
`data: ${JSON.stringify({
id: "cmpl_0",
object: "chat.completion.chunk",
created: 1,
model: "gpt-4.1-mini",
choices: [{ index: 0, delta: {}, finish_reason: "stop" }],
})}\n\n`,
],
{
mode: "passthrough",
sourceFormat: FORMATS.OPENAI,
provider: "openai",
model: "gpt-4.1-mini",
body: { messages: [{ role: "user", content: "hello" }] },
onComplete(payload) {
onCompletePayload = payload;
},
}
);
const lines = text
.trim()
.split("\n")
.filter((line) => line.startsWith("data: ") && !line.includes("[DONE]"));
let sawStreamedToolCall = false;
for (const line of lines) {
const payload = JSON.parse(line.slice(6));
const tc = payload?.choices?.[0]?.delta?.tool_calls?.[0];
if (tc?.id != null) {
assert.equal(typeof tc.id, "string", "tool_call.id should be a string");
assert.equal(tc.id, "0");
sawStreamedToolCall = true;
}
}
assert.equal(sawStreamedToolCall, true, "expected streamed tool_call.id to be present");
const finalId = onCompletePayload?.responseBody?.choices?.[0]?.message?.tool_calls?.[0]?.id;
assert.equal(typeof finalId, "string", "tool_call.id in final message should be a string");
assert.equal(finalId, "0");
});
test("createSSEStream Claude passthrough does not normalize numeric ids", async () => {
const text = await readTransformed(
[
`data: ${JSON.stringify({
type: "message_start",
message: {
id: 987,
type: "message",
role: "assistant",
content: [],
model: "claude-3-5-sonnet",
},
})}\n\n`,
`data: ${JSON.stringify({
type: "content_block_start",
index: 0,
content_block: {
id: 456,
type: "text",
text: "",
},
})}\n\n`,
`data: ${JSON.stringify({
type: "content_block_delta",
index: 0,
delta: {
type: "text_delta",
text: "Hello",
},
})}\n\n`,
`data: ${JSON.stringify({
type: "message_stop",
})}\n`,
],
{
mode: "passthrough",
sourceFormat: FORMATS.ANTHROPIC,
provider: "anthropic",
model: "claude-3-5-sonnet-20241022",
body: { messages: [{ role: "user", content: "hello" }] },
}
);
const payloads = text
.trim()
.split("\n")
.filter((line) => line.startsWith("data: ") && !line.includes("[DONE]"))
.map((line) => JSON.parse(line.slice(6)));
const start = payloads.find((p) => p.type === "message_start");
assert.equal(start.message.id, 987, "Claude message id should remain numeric");
assert.equal(typeof start.message.id, "number");
const contentStart = payloads.find((p) => p.type === "content_block_start");
assert.equal(contentStart.content_block.id, 456, "Claude content block id should remain numeric");
assert.equal(typeof contentStart.content_block.id, "number");
});