1 files changed, 40 insertions, 0 deletions
diff --git a/test/js-native-api/test_instance_data/test.js b/test/js-native-api/test_instance_data/test.js
new file mode 100644
index 0000000000..986f644fd2
--- /dev/null
+++ b/test/js-native-api/test_instance_data/test.js
@@ -0,0 +1,40 @@
+'use strict';
+// Test API calls for instance data.
+
+const common = require('../../common');
+const assert = require('assert');
+
+if (module.parent) {
+  // When required as a module, run the tests.
+  const test_instance_data =
+    require(`./build/${common.buildType}/test_instance_data`);
+
+  // Print to stdout when the environment deletes the instance data. This output
+  // is checked by the parent process.
+  test_instance_data.setPrintOnDelete();
+
+  // Test that instance data can be accessed from a binding.
+  assert.strictEqual(test_instance_data.increment(), 42);
+
+  // Test that the instance data can be accessed from a finalizer.
+  test_instance_data.objectWithFinalizer(common.mustCall());
+  global.gc();
+} else {
+  // When launched as a script, run tests in either a child process or in a
+  // worker thread.
+  const requireAs = require('../../common/require-as');
+  const runOptions = { stdio: ['inherit', 'pipe', 'inherit'] };
+
+  function checkOutput(child) {
+    assert.strictEqual(child.status, 0);
+    assert.strictEqual(
+      (child.stdout.toString().split(/\r\n?|\n/) || [])[0],
+      'deleting addon data');
+  }
+
+  // Run tests in a child process.
+  checkOutput(requireAs(__filename, ['--expose-gc'], runOptions, 'child'));
+
+  // Run tests in a worker thread in a child process.
+  checkOutput(requireAs(__filename, ['--expose-gc'], runOptions, 'worker'));
+}