Squashed 'third_party/pi/' content from commit d981de122

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

packages/coding-agent/test/package-distribution.test.ts

@@ -0,0 +1,32 @@
+import { readFileSync } from "node:fs";
+import { describe, expect, test } from "vitest";
+
+interface CodingAgentPackageJson {
+	bin: { pi: string };
+	main: string;
+	exports: {
+		".": { import: string; types: string };
+		"./client": { source: string };
+		"./experimental/plugin": { source: string };
+		"./rpc-entry": { import: string };
+	};
+}
+
+const packageJson = JSON.parse(
+	readFileSync(new URL("../package.json", import.meta.url), "utf8"),
+) as CodingAgentPackageJson;
+
+describe("package distribution entrypoints", () => {
+	test("uses the bundle for executables and modular output for libraries", () => {
+		expect(packageJson.bin.pi).toBe("dist/bundle/cli.js");
+		expect(packageJson.main).toBe("./dist/index.js");
+		expect(packageJson.exports["."].import).toBe("./dist/index.js");
+		expect(packageJson.exports["./rpc-entry"].import).toBe("./dist/bundle/rpc-entry.js");
+	});
+
+	// Regression for #9132: internal experimental entrypoints must not be published runtime exports.
+	test("keeps experimental exports source-only", () => {
+		expect(packageJson.exports["./client"]).toEqual({ source: "./src/client/index.ts" });
+		expect(packageJson.exports["./experimental/plugin"]).toEqual({ source: "./src/experimental/plugin.ts" });
+	});
+});