Support running WASI (WebAssembly) files using `bun run` (#1929)

* another micro bench

* Support running WASI

---------

Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/test/bun.js/wasi.test.js b/test/bun.js/wasi.test.js
new file mode 100644
index 000000000..f6d8e76f5
--- /dev/null
+++ b/test/bun.js/wasi.test.js
@@ -0,0 +1,15 @@
+import { spawnSync } from "bun";
+import { expect, it } from "bun:test";
+import { bunEnv } from "bunEnv";
+import { bunExe } from "bunExe";
+
+it("Should support printing 'hello world'", () => {
+  const { stdout, exitCode } = spawnSync({
+    cmd: [bunExe(), import.meta.dir + "/hello-wasi.wasm"],
+    stdout: "pipe",
+    env: bunEnv,
+  });
+
+  expect(stdout.toString()).toEqual("hello world\n");
+  expect(exitCode).toBe(0);
+});