From 06b91c2e63675d938d8e47e99da7367e36ab507c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=B0=8F=E6=A9=98?= <xiaoju@shazhou.work>
Date: Thu, 30 Apr 2026 13:07:19 +0000
Subject: [PATCH] test(workflow-utils): add error path tests for
 createLlmAdapter
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Cover non-ok HTTP response (500) and network failure (ECONNREFUSED).
Per review feedback from 星月 🌙 on PR #278.
---
 .../src/__tests__/create-llm-adapter.test.ts  | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/packages/workflow-utils/src/__tests__/create-llm-adapter.test.ts b/packages/workflow-utils/src/__tests__/create-llm-adapter.test.ts
index 5504b1a..f0d3a90 100644
--- a/packages/workflow-utils/src/__tests__/create-llm-adapter.test.ts
+++ b/packages/workflow-utils/src/__tests__/create-llm-adapter.test.ts
@@ -51,4 +51,28 @@ describe("createLlmAdapter", () => {
       { role: "user", content: "trigger text" },
     ]);
   });
+
+  it("throws on non-ok fetch response", async () => {
+    const fetchMock = vi.fn().mockResolvedValue({
+      ok: false,
+      status: 500,
+      text: async () => "Internal Server Error",
+    });
+    vi.stubGlobal("fetch", fetchMock);
+
+    const provider = { baseUrl: "https://api.example/v1", apiKey: "k", model: "m" };
+    const adapter = createLlmAdapter(provider);
+
+    await expect(adapter(makeCtx("t1", "hi"), "sys")).rejects.toThrow("llm:");
+  });
+
+  it("throws on fetch network failure", async () => {
+    const fetchMock = vi.fn().mockRejectedValue(new Error("ECONNREFUSED"));
+    vi.stubGlobal("fetch", fetchMock);
+
+    const provider = { baseUrl: "https://api.example/v1", apiKey: "k", model: "m" };
+    const adapter = createLlmAdapter(provider);
+
+    await expect(adapter(makeCtx("t1", "hi"), "sys")).rejects.toThrow();
+  });
 });