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* Unit tests for open-sse/translator/request/openai-to-commandcode.js
*
* Verified live against upstream `/alpha/generate` (curl, 2026-05-07):
* - params.system: STRING at top level (Anthropic-style; "system" role NOT in messages[])
* - params.messages[*].role ∈ {"user","assistant","tool"}
* - params.messages[*].content: Array<content_block> (NEVER string)
* - tools[*]: Anthropic plain {name, description, input_schema}
*/
import { describe, it, expect } from "vitest";
import { openaiToCommandCode } from "../../open-sse/translator/request/openai-to-commandcode.js";
const MODEL = "moonshotai/Kimi-K2.6";
describe("openaiToCommandCode — basic envelope", () => {
it("returns the expected top-level envelope shape", () => {
const out = openaiToCommandCode(MODEL, {
messages: [{ role: "user", content: "hi" }],
}, true);
expect(out).toHaveProperty("threadId");
expect(out).toHaveProperty("memory");
expect(out).toHaveProperty("config");
expect(out).toHaveProperty("params");
expect(out.params.model).toBe(MODEL);
expect(out.params.stream).toBe(true);
});
});
describe("openaiToCommandCode — system handling", () => {
it("hoists system messages to params.system (string), not messages[]", () => {
const out = openaiToCommandCode(MODEL, {
messages: [
{ role: "system", content: "You are concise." },
{ role: "user", content: "hi" },
],
}, true);
expect(typeof out.params.system).toBe("string");
expect(out.params.system).toBe("You are concise.");
const roles = out.params.messages.map((m) => m.role);
expect(roles).not.toContain("system");
});
it("joins multiple system messages with blank line", () => {
const out = openaiToCommandCode(MODEL, {
messages: [
{ role: "system", content: "A" },
{ role: "system", content: "B" },
{ role: "user", content: "hi" },
],
}, true);
expect(out.params.system).toBe("A\n\nB");
});
it("omits params.system when no system messages", () => {
const out = openaiToCommandCode(MODEL, {
messages: [{ role: "user", content: "hi" }],
}, true);
expect(out.params.system).toBeUndefined();
});
});
describe("openaiToCommandCode — content shape", () => {
it("MUST always emit content as Array (never string) for user", () => {
const out = openaiToCommandCode(MODEL, {
messages: [{ role: "user", content: "hello" }],
}, true);
const u = out.params.messages[0];
expect(Array.isArray(u.content)).toBe(true);
expect(u.content[0]).toEqual({ type: "text", text: "hello" });
});
it("MUST always emit content as Array for assistant", () => {
const out = openaiToCommandCode(MODEL, {
messages: [
{ role: "user", content: "a" },
{ role: "assistant", content: "b" },
],
}, true);
const a = out.params.messages[1];
expect(Array.isArray(a.content)).toBe(true);
expect(a.content[0]).toEqual({ type: "text", text: "b" });
});
});
describe("openaiToCommandCode — tool role / tool-result (AI SDK)", () => {
it("converts role:\"tool\" to role:\"tool\" with tool-result block; output is {type:\"text\",value}", () => {
const out = openaiToCommandCode(MODEL, {
messages: [
{ role: "user", content: "run X" },
{
role: "assistant",
content: null,
tool_calls: [
{ id: "call_1", type: "function", function: { name: "do_x", arguments: "{\"a\":1}" } },
],
},
{ role: "tool", tool_call_id: "call_1", name: "do_x", content: "RESULT_OK" },
],
}, true);
const toolMsg = out.params.messages[out.params.messages.length - 1];
expect(toolMsg.role).toBe("tool");
const block = toolMsg.content[0];
expect(block.type).toBe("tool-result");
expect(block.toolCallId).toBe("call_1");
expect(block.toolName).toBe("do_x");
expect(block.output).toEqual({ type: "text", value: "RESULT_OK" });
});
});
describe("openaiToCommandCode — assistant tool_calls / tool-call", () => {
it("converts assistant.tool_calls[] into content blocks of type tool-call", () => {
const out = openaiToCommandCode(MODEL, {
messages: [
{ role: "user", content: "go" },
{
role: "assistant",
content: null,
tool_calls: [
{ id: "call_42", type: "function", function: { name: "search", arguments: "{\"q\":\"hi\"}" } },
],
},
],
}, true);
const asst = out.params.messages[1];
expect(asst.role).toBe("assistant");
const tc = asst.content.find((b) => b.type === "tool-call");
expect(tc).toBeDefined();
expect(tc.toolCallId).toBe("call_42");
expect(tc.toolName).toBe("search");
expect(tc.input).toEqual({ q: "hi" });
});
});
describe("openaiToCommandCode — tools schema conversion", () => {
it("converts OpenAI {type:\"function\", function:{...}} to Anthropic plain {name, input_schema}", () => {
const out = openaiToCommandCode(MODEL, {
messages: [{ role: "user", content: "hi" }],
tools: [
{
type: "function",
function: {
name: "weather",
description: "Get weather",
parameters: { type: "object", properties: { city: { type: "string" } }, required: ["city"] },
},
},
],
}, true);
const t = out.params.tools[0];
expect(t.name).toBe("weather");
expect(t.input_schema).toBeDefined();
expect(t.input_schema.type).toBe("object");
expect(t.function).toBeUndefined();
expect(t.parameters).toBeUndefined();
});
it("preserves description on converted tool", () => {
const out = openaiToCommandCode(MODEL, {
messages: [{ role: "user", content: "hi" }],
tools: [
{ type: "function", function: { name: "ping", description: "Ping the server", parameters: { type: "object" } } },
],
}, true);
expect(out.params.tools[0].description).toBe("Ping the server");
});
it("does not include tools field when input has none", () => {
const out = openaiToCommandCode(MODEL, {
messages: [{ role: "user", content: "hi" }],
}, true);
expect(out.params.tools).toBeUndefined();
});
});
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