test: partition N-API tests

Partition test/addons-napi into test/js-native-api and test/node-api to
isolate the Node.js-agnostic portion of the N-API tests from the
Node.js-specific portion.

PR-URL: https://github.com/nodejs/node/pull/24557
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/test/js-native-api/test_bigint/test.js b/test/js-native-api/test_bigint/test.js
new file mode 100644
index 0000000000..b92c810459
--- /dev/null
+++ b/test/js-native-api/test_bigint/test.js
@@ -0,0 +1,45 @@
+'use strict';
+const common = require('../../common');
+const assert = require('assert');
+const {
+  IsLossless,
+  TestInt64,
+  TestUint64,
+  TestWords,
+  CreateTooBigBigInt,
+} = require(`./build/${common.buildType}/test_bigint`);
+
+[
+  0n,
+  -0n,
+  1n,
+  -1n,
+  100n,
+  2121n,
+  -1233n,
+  986583n,
+  -976675n,
+  98765432213456789876546896323445679887645323232436587988766545658n,
+  -4350987086545760976737453646576078997096876957864353245245769809n,
+].forEach((num) => {
+  if (num > -(2n ** 63n) && num < 2n ** 63n) {
+    assert.strictEqual(TestInt64(num), num);
+    assert.strictEqual(IsLossless(num, true), true);
+  } else {
+    assert.strictEqual(IsLossless(num, true), false);
+  }
+
+  if (num >= 0 && num < 2n ** 64n) {
+    assert.strictEqual(TestUint64(num), num);
+    assert.strictEqual(IsLossless(num, false), true);
+  } else {
+    assert.strictEqual(IsLossless(num, false), false);
+  }
+
+  assert.strictEqual(num, TestWords(num));
+});
+
+assert.throws(CreateTooBigBigInt, {
+  name: 'RangeError',
+  message: 'Maximum BigInt size exceeded',
+});