fix(child_process): fix execFileSync options.input (#1479)

* fix(child_process): fix execFileSync options.input

* fix(child_process): debug err, check for Uint8Array too

* fix(child_process): fix ArrayBufferIsView call

* test(child_process): fix missing toString() call on test result

* refactor(child_process): change options.input to input to getter calls

2 files changed, 19 insertions, 1 deletions

diff --git a/test/bun.js/child_process.test.ts b/test/bun.js/child_process.test.ts
index fecc5b961..f39629169 100644
--- a/test/bun.js/child_process.test.ts
+++ b/test/bun.js/child_process.test.ts
@@ -259,6 +259,14 @@ describe("execFileSync()", () => {
     const result = execFileSync("bun", ["-v"], { encoding: "utf8" });
     expect(SEMVER_REGEX.test(result.trim())).toBe(true);
   });
+
+  it("should allow us to pass input to the command", () => {
+    const result = execFileSync("node", ["spawned-child.js", "STDIN"], {
+      input: "hello world!",
+      encoding: "utf8",
+    });
+    expect(result.trim()).toBe("hello world!");
+  });
 });
 
 describe("execSync()", () => {
diff --git a/test/bun.js/spawned-child.js b/test/bun.js/spawned-child.js
index 757aacd5c..c70aeab16 100644
--- a/test/bun.js/spawned-child.js
+++ b/test/bun.js/spawned-child.js
@@ -1 +1,11 @@
-setTimeout(() => console.log("hello"), 150);
+if (process.argv[2] === "STDIN") {
+  let result = "";
+  process.stdin.on("data", (data) => {
+    result += data;
+  });
+  process.stdin.on("close", () => {
+    console.log(result);
+  });
+} else {
+  setTimeout(() => console.log("hello"), 150);
+}