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diegosouzapw--omniroute/tests/unit/fix-2130-system-passthrough.test.ts
2026-07-13 13:39:12 +08:00

104 lines
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TypeScript

/**
* Regression test for #2130: system prompt missing for Claude Code OAuth on Linux.
*
* Claude Code sends requests to /v1/chat/completions with `body.system` as a
* native Anthropic array (not as role="system" messages). The openai→claude
* translator must preserve body.system when no role="system" messages exist.
*/
import { describe, it } from "node:test";
import assert from "node:assert/strict";
import { openaiToClaudeRequest } from "../../open-sse/translator/request/openai-to-claude.ts";
describe("#2130: body.system passthrough in openai→claude translator", () => {
it("preserves body.system array when no role=system messages exist", () => {
const body = {
model: "claude-opus-4-7",
max_tokens: 2048,
stream: false,
messages: [
{
role: "user",
content: [{ type: "text", text: "hi" }],
},
],
system: [
{
type: "text",
text: "You are Claude Code, Anthropic's official CLI for Claude.",
},
],
};
const result = openaiToClaudeRequest("claude-opus-4-7", body, false);
assert.ok(result.system, "result.system must be defined");
assert.ok(Array.isArray(result.system), "result.system must be an array");
assert.ok(
result.system.some((b) => b.text && b.text.includes("You are Claude Code")),
"result.system must contain the Claude Code system prompt"
);
});
it("preserves body.system string when no role=system messages exist", () => {
const body = {
model: "claude-sonnet-4-6",
max_tokens: 4096,
messages: [{ role: "user", content: "hello" }],
system: "You are a helpful assistant.",
};
const result = openaiToClaudeRequest("claude-sonnet-4-6", body, true);
assert.ok(result.system, "result.system must be defined");
assert.ok(Array.isArray(result.system), "result.system must be an array");
assert.equal(result.system[0].text, "You are a helpful assistant.");
});
it("merges body.system with role=system messages", () => {
const body = {
model: "claude-opus-4-7",
max_tokens: 2048,
messages: [
{ role: "system", content: "Be concise." },
{ role: "user", content: "hi" },
],
system: [
{
type: "text",
text: "You are Claude Code, Anthropic's official CLI for Claude.",
},
],
};
const result = openaiToClaudeRequest("claude-opus-4-7", body, false);
assert.ok(result.system, "result.system must be defined");
assert.ok(Array.isArray(result.system), "result.system must be an array");
// Should have the original body.system + the extracted role=system text
assert.ok(
result.system.some((b) => b.text && b.text.includes("You are Claude Code")),
"must contain the body.system content"
);
assert.ok(
result.system.some((b) => b.text && b.text.includes("Be concise")),
"must contain the role=system message content"
);
});
it("works correctly when neither body.system nor role=system messages exist", () => {
const body = {
model: "claude-sonnet-4-6",
max_tokens: 2048,
messages: [{ role: "user", content: "hello" }],
};
const result = openaiToClaudeRequest("claude-sonnet-4-6", body, true);
assert.equal(
result.system,
undefined,
"result.system should be undefined when no system input exists"
);
});
});