From 2f212d1386051dfb690532f03414ff34e2381ec1 Mon Sep 17 00:00:00 2001
From: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>
Date: Mon, 4 Jul 2022 16:39:33 -0700
Subject: [resolver] Add a test for self-referencing package.json exports

---
 test/bun.js/resolve.test.js | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

(limited to 'test/bun.js/resolve.test.js')

diff --git a/test/bun.js/resolve.test.js b/test/bun.js/resolve.test.js
index 56162de4f..4f1e3935b 100644
--- a/test/bun.js/resolve.test.js
+++ b/test/bun.js/resolve.test.js
@@ -71,6 +71,42 @@ it("Bun.resolveSync", () => {
   );
 });
 
+it("self-referencing imports works", async () => {
+  await writePackageJSONExportsFixture();
+
+  const baz = await import.meta.resolve("package-json-exports/baz");
+  const namespace = await import.meta.resolve(
+    "package-json-exports/references-baz"
+  );
+  Loader.registry.delete(baz);
+  Loader.registry.delete(namespace);
+  var a = await import(baz);
+  var b = await import(namespace);
+  expect(a.bar).toBe(1);
+  expect(b.bar).toBe(1);
+
+  Loader.registry.delete(baz);
+  Loader.registry.delete(namespace);
+  var a = await import("package-json-exports/baz");
+  var b = await import("package-json-exports/references-baz");
+  expect(a.bar).toBe(1);
+  expect(b.bar).toBe(1);
+
+  Loader.registry.delete(baz);
+  Loader.registry.delete(namespace);
+  var a = import.meta.require("package-json-exports/baz");
+  var b = import.meta.require("package-json-exports/references-baz");
+  expect(a.bar).toBe(1);
+  expect(b.bar).toBe(1);
+
+  Loader.registry.delete(baz);
+  Loader.registry.delete(namespace);
+  var a = import.meta.require(baz);
+  var b = import.meta.require(namespace);
+  expect(a.bar).toBe(1);
+  expect(b.bar).toBe(1);
+});
+
 function writePackageJSONExportsFixture() {
   try {
     mkdirSync(
@@ -84,6 +120,13 @@ function writePackageJSONExportsFixture() {
     join(import.meta.dir, "./node_modules/package-json-exports/foo/bar.js"),
     "export const bar = 1;"
   );
+  writeFileSync(
+    join(
+      import.meta.dir,
+      "./node_modules/package-json-exports/foo/references-baz.js"
+    ),
+    "export {bar} from 'package-json-exports/baz';"
+  );
   writeFileSync(
     join(import.meta.dir, "./node_modules/package-json-exports/package.json"),
     JSON.stringify(
@@ -91,6 +134,7 @@ function writePackageJSONExportsFixture() {
         name: "package-json-exports",
         exports: {
           "./baz": "./foo/bar.js",
+          "./references-baz": "./foo/references-baz.js",
         },
       },
       null,
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