Squashed 'third_party/pi/' content from commit d981de122

git-subtree-dir: third_party/pi
git-subtree-split: d981de1229ef899957bbe968bc8dcda02a21f477

packages/coding-agent/test/experimental-cli-entry.test.ts

@@ -0,0 +1,65 @@
+import { spawnSync } from "node:child_process";
+import { mkdtempSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join, resolve } from "node:path";
+import { afterEach, describe, expect, it } from "vitest";
+import { VERSION } from "../src/config.ts";
+
+const sourceResolverPath = resolve(__dirname, "../src/experimental/source-resolver.ts");
+const tempDirs: string[] = [];
+
+afterEach(() => {
+	for (const directory of tempDirs.splice(0)) rmSync(directory, { recursive: true, force: true });
+});
+
+function runEntry(entry: string, experimental: boolean) {
+	const directory = mkdtempSync(join(tmpdir(), "pi-cli-boundary-"));
+	tempDirs.push(directory);
+	return spawnSync(
+		process.execPath,
+		[
+			"--import",
+			sourceResolverPath,
+			resolve(__dirname, "../src", entry),
+			"server",
+			"--server-id",
+			"invalid",
+			"--version",
+		],
+		{
+			cwd: directory,
+			encoding: "utf8",
+			timeout: 15_000,
+			env: {
+				...process.env,
+				HOME: directory,
+				USERPROFILE: directory,
+				PI_CODING_AGENT_DIR: join(directory, "agent"),
+				PI_OFFLINE: "1",
+				PI_EXPERIMENTAL: experimental ? "1" : "0",
+			},
+		},
+	);
+}
+
+describe("stable and development CLI entrypoints", () => {
+	// #9132: enabling experiments must not pull remote-server dependencies into the published CLI.
+	it("does not dispatch experimental commands from the stable entrypoint", () => {
+		const result = runEntry("cli.ts", true);
+		expect(result.status, result.stderr).toBe(0);
+		expect(result.stdout.trim()).toBe(VERSION);
+	});
+
+	it("keeps experimental dispatch in the development entrypoint", () => {
+		const result = runEntry("experimental/cli.ts", true);
+		expect(result.status, result.stderr).toBe(1);
+		expect(result.stderr).toContain("Invalid --server-id");
+		expect(result.stdout).not.toContain(VERSION);
+	});
+
+	it("falls back to the stable CLI when experiments are disabled", () => {
+		const result = runEntry("experimental/cli.ts", false);
+		expect(result.status, result.stderr).toBe(0);
+		expect(result.stdout.trim()).toBe(VERSION);
+	});
+});