1 files changed, 32 insertions, 0 deletions
diff --git a/tests/unit_node/internal/_randomInt_test.ts b/tests/unit_node/internal/_randomInt_test.ts
new file mode 100644
index 000000000..2639f77ce
--- /dev/null
+++ b/tests/unit_node/internal/_randomInt_test.ts
@@ -0,0 +1,32 @@
+// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
+import { randomInt } from "node:crypto";
+import { assert, assertThrows } from "@test_util/std/assert/mod.ts";
+
+const between = (x: number, min: number, max: number) => x >= min && x < max;
+
+Deno.test("[node/crypto.randomInt] One Param: Max", () => {
+  assert(between(randomInt(55), 0, 55));
+});
+
+Deno.test("[node/crypto.randomInt] Two Params: Max and Min", () => {
+  assert(between(randomInt(40, 120), 40, 120));
+});
+
+Deno.test("[node/crypto.randomInt] Max and Callback", () => {
+  let called = false;
+  randomInt(3, (_err, val) => {
+    called = true;
+    assert(between(val as number, 0, 3));
+  });
+  assert(called);
+});
+
+Deno.test("[node/crypto.randomInt] Min, Max and Callback", () => {
+  randomInt(3, 5, (_err, val) => {
+    assert(between(val as number, 3, 5));
+  });
+});
+
+Deno.test("[node/crypto.randomInt] Min is bigger than Max", () => {
+  assertThrows(() => randomInt(45, 34));
+});