Upload Kmake

test/parallel/test-uv-binding-constant.js

@@ -0,0 +1,19 @@
+// Flags: --expose-internals
+'use strict';
+
+require('../common');
+const assert = require('assert');
+const { internalBinding } = require('internal/test/binding');
+const uv = internalBinding('uv');
+
+// Ensures that the `UV_...` values in internalBinding('uv')
+// are constants.
+
+const keys = Object.keys(uv);
+keys.forEach((key) => {
+  if (key.startsWith('UV_')) {
+    const val = uv[key];
+    assert.throws(() => uv[key] = 1, TypeError);
+    assert.strictEqual(uv[key], val);
+  }
+});