Add test that fails on linux

3 files changed, 35 insertions, 0 deletions

diff --git a/test/bun.js/bunExe.ts b/test/bun.js/bunExe.ts
new file mode 100644
index 000000000..2f1a89cd2
--- /dev/null
+++ b/test/bun.js/bunExe.ts
@@ -0,0 +1,7 @@
+export function bunExe() {
+  if (Bun.version.includes("debug")) {
+    return "bun-debug";
+  }
+
+  return "bun";
+}
diff --git a/test/bun.js/spawn-streaming-stdout-repro.js b/test/bun.js/spawn-streaming-stdout-repro.js
new file mode 100644
index 000000000..7279574bf
--- /dev/null
+++ b/test/bun.js/spawn-streaming-stdout-repro.js
@@ -0,0 +1,3 @@
+setInterval(() => {
+  console.log("Wrote to stdout");
+}, 20);
diff --git a/test/bun.js/spawn-streaming-stdout.test.ts b/test/bun.js/spawn-streaming-stdout.test.ts
new file mode 100644
index 000000000..88c028db3
--- /dev/null
+++ b/test/bun.js/spawn-streaming-stdout.test.ts
@@ -0,0 +1,25 @@
+import { it, test, expect } from "bun:test";
+import { spawn } from "bun";
+import { bunExe } from "./bunExe";
+
+test("spawn can read from stdout multiple chunks", async () => {
+  const proc = spawn({
+    cmd: [bunExe(), import.meta.dir + "/spawn-streaming-stdout-repro.js"],
+    stdout: "pipe",
+    env: {
+      BUN_DEBUG_QUIET_LOGS: 1,
+    },
+  });
+
+  var counter = 0;
+  for await (var chunk of proc.stdout) {
+    expect(new TextDecoder().decode(chunk)).toBe("Wrote to stdout\n");
+    counter++;
+
+    if (counter > 3) break;
+  }
+
+  expect(counter).toBe(4);
+  proc.kill();
+  await proc.exited;
+});