test(ext/node): Port crypto tests from std/node (#18382)

1 files changed, 35 insertions, 0 deletions

diff --git a/cli/tests/unit_node/internal/_randomInt_test.ts b/cli/tests/unit_node/internal/_randomInt_test.ts
new file mode 100644
index 000000000..4bed13498
--- /dev/null
+++ b/cli/tests/unit_node/internal/_randomInt_test.ts
@@ -0,0 +1,35 @@
+// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
+import { randomInt } from "node:crypto";
+import {
+  assert,
+  assertThrows,
+} from "../../../../test_util/std/testing/asserts.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));
+});