2 files changed, 53 insertions, 1 deletions
diff --git a/tests/unit_node/crypto/crypto_key_test.ts b/tests/unit_node/crypto/crypto_key_test.ts
index 7995ce5d3..5d206acc7 100644
--- a/tests/unit_node/crypto/crypto_key_test.ts
+++ b/tests/unit_node/crypto/crypto_key_test.ts
@@ -656,3 +656,47 @@ z6TExWlQMjt66nV7R8cRAkzmABrG+NW3e8Zpac7Lkuv+zu0S+K7c
   assertEquals(publicKey.type, "public");
   assertEquals(publicKey.asymmetricKeyType, "rsa");
 });
+
+// https://github.com/denoland/deno/issues/26188
+Deno.test("generateKeyPair large pem", function () {
+  const passphrase = "mypassphrase";
+  const cipher = "aes-256-cbc";
+  const modulusLength = 4096;
+
+  generateKeyPairSync("rsa", {
+    modulusLength,
+    publicKeyEncoding: {
+      type: "spki",
+      format: "pem",
+    },
+    privateKeyEncoding: {
+      type: "pkcs8",
+      format: "pem",
+      cipher,
+      passphrase,
+    },
+  });
+});
+
+Deno.test("generateKeyPair promisify", async () => {
+  const passphrase = "mypassphrase";
+  const cipher = "aes-256-cbc";
+  const modulusLength = 4096;
+
+  const { privateKey, publicKey } = await promisify(generateKeyPair)("rsa", {
+    modulusLength,
+    publicKeyEncoding: {
+      type: "spki",
+      format: "pem",
+    },
+    privateKeyEncoding: {
+      type: "pkcs8",
+      format: "pem",
+      cipher,
+      passphrase,
+    },
+  });
+
+  assert(publicKey.startsWith("-----BEGIN PUBLIC KEY-----"));
+  assert(privateKey.startsWith("-----BEGIN PRIVATE KEY-----"));
+});
diff --git a/tests/unit_node/crypto/crypto_misc_test.ts b/tests/unit_node/crypto/crypto_misc_test.ts
index 47a48b1bf..007009339 100644
--- a/tests/unit_node/crypto/crypto_misc_test.ts
+++ b/tests/unit_node/crypto/crypto_misc_test.ts
@@ -1,5 +1,6 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
-import { randomFillSync, randomUUID } from "node:crypto";
+import { randomFillSync, randomUUID, timingSafeEqual } from "node:crypto";
+import { Buffer } from "node:buffer";
 import { assert, assertEquals } from "../../unit/test_util.ts";
 import { assertNotEquals } from "@std/assert";
 
@@ -28,3 +29,10 @@ Deno.test("[node/crypto.randomFillSync] array buffer view", () => {
   assertEquals(buf.subarray(0, 8), new Uint8Array(8));
   assertEquals(buf.subarray(24, 32), new Uint8Array(8));
 });
+
+Deno.test("[node/crypto.timingSafeEqual] compares equal Buffer with different byteOffset", () => {
+  const a = Buffer.from([212, 213]);
+  const b = Buffer.from([0, 0, 0, 0, 0, 0, 0, 0, 212, 213]).subarray(8);
+
+  assert(timingSafeEqual(a, b));
+});