test: add coverage for listK8sModels CLI fetch and fallback

chore: bump version to 0.1.32

Co-Authored-By: Paperclip <noreply@paperclip.ing>

package.json

@@ -1,6 +1,6 @@
 {
   "name": "paperclip-adapter-opencode-k8s",
-  "version": "0.1.31",
+  "version": "0.1.32",
   "description": "Paperclip adapter plugin that runs OpenCode agents as Kubernetes Jobs",
   "license": "MIT",
   "type": "module",

src/server/models.test.ts

@@ -0,0 +1,78 @@
+import { describe, it, expect, vi, beforeEach } from "vitest";
+
+const execMock = vi.fn();
+
+vi.mock("child_process", () => ({
+  exec: (cmd: string, opts: unknown, cb: (err: Error | null, result: { stdout: string; stderr: string }) => void) => {
+    execMock(cmd, opts, cb);
+  },
+}));
+
+const { listK8sModels } = await import("./models.js");
+
+function mockExecResult(stdout: string) {
+  execMock.mockImplementation((_cmd, _opts, cb) => {
+    cb(null, { stdout, stderr: "" });
+  });
+}
+
+function mockExecError(err: Error) {
+  execMock.mockImplementation((_cmd, _opts, cb) => {
+    cb(err, { stdout: "", stderr: "" });
+  });
+}
+
+describe("listK8sModels", () => {
+  beforeEach(() => {
+    execMock.mockReset();
+  });
+
+  it("parses opencode models output into AdapterModel entries", async () => {
+    mockExecResult(
+      [
+        "anthropic/claude-opus-4-7",
+        "openai/gpt-4o",
+        "google/gemini-2.5-pro",
+      ].join("\n"),
+    );
+
+    const models = await listK8sModels();
+
+    expect(models).toHaveLength(3);
+    expect(models[0]).toEqual({ id: "anthropic/claude-opus-4-7", label: "claude opus 4 7" });
+    expect(models[1]).toEqual({ id: "openai/gpt-4o", label: "gpt 4o" });
+    expect(models[2]).toEqual({ id: "google/gemini-2.5-pro", label: "gemini 2.5 pro" });
+  });
+
+  it("ignores blank lines and trims whitespace", async () => {
+    mockExecResult("\nanthropic/claude-opus-4-7\n\n  openai/gpt-4o  \n\n");
+
+    const models = await listK8sModels();
+
+    expect(models.map((m) => m.id)).toEqual([
+      "anthropic/claude-opus-4-7",
+      "openai/gpt-4o",
+    ]);
+  });
+
+  it("invokes opencode models with a timeout", async () => {
+    mockExecResult("anthropic/claude-opus-4-7");
+
+    await listK8sModels();
+
+    expect(execMock).toHaveBeenCalledTimes(1);
+    const [cmd, opts] = execMock.mock.calls[0];
+    expect(cmd).toBe("opencode models");
+    expect(opts).toMatchObject({ timeout: 30_000 });
+  });
+
+  it("falls back to the static list when the CLI fails", async () => {
+    mockExecError(new Error("ENOENT: opencode not found"));
+
+    const models = await listK8sModels();
+
+    expect(models.length).toBeGreaterThan(0);
+    expect(models.map((m) => m.id)).toContain("anthropic/claude-opus-4-7");
+    expect(models.map((m) => m.id)).toContain("openai/gpt-4o");
+  });
+});