From 4a18c761351dccb146973793cf22e6efffff18bf Mon Sep 17 00:00:00 2001
From: Divy Srivastava <dj.srivastava23@gmail.com>
Date: Sat, 24 Jun 2023 16:12:08 +0200
Subject: fix(ext/node): support brotli APIs (#19223)
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Co-authored-by: Bartek Iwańczuk <biwanczuk@gmail.com>
---
 cli/tests/unit_node/testdata/lorem_ipsum.txt |  1 +
 cli/tests/unit_node/zlib_test.ts             | 62 ++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+)
 create mode 100644 cli/tests/unit_node/testdata/lorem_ipsum.txt
 create mode 100644 cli/tests/unit_node/zlib_test.ts

(limited to 'cli/tests/unit_node')

diff --git a/cli/tests/unit_node/testdata/lorem_ipsum.txt b/cli/tests/unit_node/testdata/lorem_ipsum.txt
new file mode 100644
index 000000000..08e00ed29
--- /dev/null
+++ b/cli/tests/unit_node/testdata/lorem_ipsum.txt
@@ -0,0 +1 @@
+Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
\ No newline at end of file
diff --git a/cli/tests/unit_node/zlib_test.ts b/cli/tests/unit_node/zlib_test.ts
new file mode 100644
index 000000000..96d392d1d
--- /dev/null
+++ b/cli/tests/unit_node/zlib_test.ts
@@ -0,0 +1,62 @@
+// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
+
+import {
+  assert,
+  assertEquals,
+} from "../../../test_util/std/testing/asserts.ts";
+import { deferred } from "../../../test_util/std/async/deferred.ts";
+import { fromFileUrl, relative } from "../../../test_util/std/path/mod.ts";
+import {
+  brotliCompressSync,
+  brotliDecompressSync,
+  createBrotliCompress,
+  createBrotliDecompress,
+} from "node:zlib";
+import { Buffer } from "node:buffer";
+import { createReadStream, createWriteStream } from "node:fs";
+
+Deno.test("brotli compression sync", () => {
+  const buf = Buffer.from("hello world");
+  const compressed = brotliCompressSync(buf);
+  const decompressed = brotliDecompressSync(compressed);
+  assertEquals(decompressed.toString(), "hello world");
+});
+
+Deno.test("brotli compression", async () => {
+  const promise = deferred();
+  const compress = createBrotliCompress();
+  const filePath = relative(
+    Deno.cwd(),
+    fromFileUrl(new URL("./testdata/lorem_ipsum.txt", import.meta.url)),
+  );
+  const input = createReadStream(filePath);
+  const output = createWriteStream("lorem_ipsum.txt.br");
+
+  const stream = input.pipe(compress).pipe(output);
+
+  stream.on("finish", () => {
+    const decompress = createBrotliDecompress();
+    const input2 = createReadStream("lorem_ipsum.txt.br");
+    const output2 = createWriteStream("lorem_ipsum.txt");
+
+    const stream2 = input2.pipe(decompress).pipe(output2);
+
+    stream2.on("finish", () => {
+      promise.resolve();
+    });
+  });
+
+  await promise;
+  const content = Deno.readTextFileSync("lorem_ipsum.txt");
+  assert(content.startsWith("Lorem ipsum dolor sit amet"));
+  try {
+    Deno.removeSync("lorem_ipsum.txt.br");
+  } catch {
+    // pass
+  }
+  try {
+    Deno.removeSync("lorem_ipsum.txt");
+  } catch {
+    // pass
+  }
+});
-- 
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