[bun.js] 1/? Implement `Response.file`

1 files changed, 49 insertions, 0 deletions

diff --git a/integration/bunjs-only-snippets/response.file.test.js b/integration/bunjs-only-snippets/response.file.test.js
new file mode 100644
index 000000000..442a527f2
--- /dev/null
+++ b/integration/bunjs-only-snippets/response.file.test.js
@@ -0,0 +1,49 @@
+import fs from "fs";
+import { it, expect } from "bun:test";
+import path from "path";
+it("Response.file", async () => {
+  const file = path.join(import.meta.dir, "fetch.js.txt");
+  expect(await Response.file(file).text()).toBe(fs.readFileSync(file, "utf8"));
+});
+
+it("Response.file as a blob", async () => {
+  const file = path.join(import.meta.url, "../fetch.js.txt");
+  var response = Response.file(file);
+  var blob = await response.blob();
+  expect(blob.size).toBe(0);
+  expect(await blob.text()).toBe(fs.readFileSync(file, "utf8"));
+  expect(blob.size).toBe(1256);
+  expect(await blob.text()).toBe(fs.readFileSync(file, "utf8"));
+
+  const array = new Uint8Array(await blob.arrayBuffer());
+  const text = fs.readFileSync(file, "utf8");
+  for (let i = 0; i < text.length; i++) {
+    expect(array[i]).toBe(text.charCodeAt(i));
+  }
+  expect(blob.size).toBe(1256);
+  blob = null;
+  response = null;
+  Bun.gc(true);
+  await new Promise((resolve) => setTimeout(resolve, 1));
+});
+
+it("Response.file as a blob", async () => {
+  const file = path.join(import.meta.url, "../fetch.js.txt");
+  var response = Response.file(file);
+  var blob = await response.blob();
+
+  expect(blob.size).toBe(0);
+  expect(await blob.text()).toBe(fs.readFileSync(file, "utf8"));
+  expect(blob.size).toBe(1256);
+  expect(await blob.text()).toBe(fs.readFileSync(file, "utf8"));
+  const array = new Uint8Array(await blob.arrayBuffer());
+  const text = fs.readFileSync(file, "utf8");
+  for (let i = 0; i < text.length; i++) {
+    expect(array[i]).toBe(text.charCodeAt(i));
+  }
+  expect(blob.size).toBe(1256);
+  blob = null;
+  response = null;
+  Bun.gc(true);
+  await new Promise((resolve) => setTimeout(resolve, 1));
+});