feat: add OpenAI client wrapper

2026-06-11 10:01:45 +01:00
parent 9d209d5a6b
commit ae61b4ce72
2 changed files with 56 additions and 0 deletions
@@ -0,0 +1,39 @@
+import { describe, it, expect, vi, beforeEach } from "vitest";
+
+const MockClient = vi.fn(function (opts) {
+  this.apiKey = opts?.apiKey;
+});
+
+// Mock the OpenAI SDK — Vitest hoists vi.mock automatically.
+vi.mock("openai", () => ({ default: MockClient }));
+
+const { createOpenAIClient } = await import("../../src/openai/client.js");
+
+describe("createOpenAIClient", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("creates OpenAI client with supplied apiKey", () => {
+    const config = { openaiApiKey: "sk-test-key" };
+    const client = createOpenAIClient(config);
+
+    expect(MockClient).toHaveBeenCalledTimes(1);
+    expect(MockClient).toHaveBeenCalledWith({ apiKey: "sk-test-key" });
+    expect(client.apiKey).toBe("sk-test-key");
+  });
+
+  it("throws when openaiApiKey is missing", () => {
+    const config = {};
+
+    expect(() => createOpenAIClient(config)).toThrow("Missing config.openaiApiKey.");
+    expect(MockClient).not.toHaveBeenCalled();
+  });
+
+  it("throws when openaiApiKey is empty string", () => {
+    const config = { openaiApiKey: "" };
+
+    expect(() => createOpenAIClient(config)).toThrow("Missing config.openaiApiKey.");
+    expect(MockClient).not.toHaveBeenCalled();
+  });
+});