fix(ext/node): node:zlib coerces quality 10 to 9.5 (#24850)

Fixes https://github.com/denoland/deno/issues/24572

1 files changed, 14 insertions, 0 deletions

diff --git a/tests/unit_node/zlib_test.ts b/tests/unit_node/zlib_test.ts
index 215717dde..eb248c34d 100644
--- a/tests/unit_node/zlib_test.ts
+++ b/tests/unit_node/zlib_test.ts
@@ -6,6 +6,7 @@ import {
   brotliCompress,
   brotliCompressSync,
   brotliDecompressSync,
+  constants,
   createBrotliCompress,
   createBrotliDecompress,
   createDeflate,
@@ -137,6 +138,19 @@ Deno.test("should work with a buffer from an encoded string", () => {
   assertEquals(decompressed.toString(), "hello world");
 });
 
+// https://github.com/denoland/deno/issues/24572
+Deno.test("Brotli quality 10 doesn't panic", () => {
+  const e = brotliCompressSync("abc", {
+    params: {
+      [constants.BROTLI_PARAM_QUALITY]: 10,
+    },
+  });
+  assertEquals(
+    new Uint8Array(e.buffer),
+    new Uint8Array([11, 1, 128, 97, 98, 99, 3]),
+  );
+});
+
 Deno.test(
   "zlib compression with dataview",
   () => {