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>

3 files changed, 102 insertions, 0 deletions

diff --git a/test/js-native-api/test_new_target/binding.c b/test/js-native-api/test_new_target/binding.c
new file mode 100644
index 0000000000..bfb4138f71
--- /dev/null
+++ b/test/js-native-api/test_new_target/binding.c
@@ -0,0 +1,69 @@
+#include <js_native_api.h>
+#include "../common.h"
+
+static napi_value BaseClass(napi_env env, napi_callback_info info) {
+  napi_value newTargetArg;
+  NAPI_CALL(env, napi_get_new_target(env, info, &newTargetArg));
+  napi_value thisArg;
+  NAPI_CALL(env, napi_get_cb_info(env, info, NULL, NULL, &thisArg, NULL));
+  napi_value undefined;
+  NAPI_CALL(env, napi_get_undefined(env, &undefined));
+
+  // this !== new.target since we are being invoked through super()
+  bool result;
+  NAPI_CALL(env, napi_strict_equals(env, newTargetArg, thisArg, &result));
+  NAPI_ASSERT(env, !result, "this !== new.target");
+
+  // new.target !== undefined because we should be called as a new expression
+  NAPI_ASSERT(env, newTargetArg != NULL, "newTargetArg != NULL");
+  NAPI_CALL(env, napi_strict_equals(env, newTargetArg, undefined, &result));
+  NAPI_ASSERT(env, !result, "new.target !== undefined");
+
+  return thisArg;
+}
+
+static napi_value Constructor(napi_env env, napi_callback_info info) {
+  bool result;
+  napi_value newTargetArg;
+  NAPI_CALL(env, napi_get_new_target(env, info, &newTargetArg));
+  size_t argc = 1;
+  napi_value argv;
+  napi_value thisArg;
+  NAPI_CALL(env, napi_get_cb_info(env, info, &argc, &argv, &thisArg, NULL));
+  napi_value undefined;
+  NAPI_CALL(env, napi_get_undefined(env, &undefined));
+
+  // new.target !== undefined because we should be called as a new expression
+  NAPI_ASSERT(env, newTargetArg != NULL, "newTargetArg != NULL");
+  NAPI_CALL(env, napi_strict_equals(env, newTargetArg, undefined, &result));
+  NAPI_ASSERT(env, !result, "new.target !== undefined");
+
+  // arguments[0] should be Constructor itself (test harness passed it)
+  NAPI_CALL(env, napi_strict_equals(env, newTargetArg, argv, &result));
+  NAPI_ASSERT(env, result, "new.target === Constructor");
+
+  return thisArg;
+}
+
+static napi_value OrdinaryFunction(napi_env env, napi_callback_info info) {
+  napi_value newTargetArg;
+  NAPI_CALL(env, napi_get_new_target(env, info, &newTargetArg));
+
+  NAPI_ASSERT(env, newTargetArg == NULL, "newTargetArg == NULL");
+
+  napi_value _true;
+  NAPI_CALL(env, napi_get_boolean(env, true, &_true));
+  return _true;
+}
+
+EXTERN_C_START
+napi_value Init(napi_env env, napi_value exports) {
+  const napi_property_descriptor desc[] = {
+    DECLARE_NAPI_PROPERTY("BaseClass", BaseClass),
+    DECLARE_NAPI_PROPERTY("OrdinaryFunction", OrdinaryFunction),
+    DECLARE_NAPI_PROPERTY("Constructor", Constructor)
+  };
+  NAPI_CALL(env, napi_define_properties(env, exports, 3, desc));
+  return exports;
+}
+EXTERN_C_END
diff --git a/test/js-native-api/test_new_target/binding.gyp b/test/js-native-api/test_new_target/binding.gyp
new file mode 100644
index 0000000000..dc050e6839
--- /dev/null
+++ b/test/js-native-api/test_new_target/binding.gyp
@@ -0,0 +1,12 @@
+{
+  'targets': [
+    {
+      'target_name': 'binding',
+      'defines': [ 'V8_DEPRECATION_WARNINGS=1' ],
+      'sources': [
+        '../entry_point.c',
+        'binding.c'
+      ]
+    }
+  ]
+}
diff --git a/test/js-native-api/test_new_target/test.js b/test/js-native-api/test_new_target/test.js
new file mode 100644
index 0000000000..702e8ca8b4
--- /dev/null
+++ b/test/js-native-api/test_new_target/test.js
@@ -0,0 +1,21 @@
+'use strict';
+
+const common = require('../../common');
+const assert = require('assert');
+const binding = require(`./build/${common.buildType}/binding`);
+
+class Class extends binding.BaseClass {
+  constructor() {
+    super();
+    this.method();
+  }
+  method() {
+    this.ok = true;
+  }
+}
+
+assert.ok(new Class() instanceof binding.BaseClass);
+assert.ok(new Class().ok);
+assert.ok(binding.OrdinaryFunction());
+assert.ok(
+  new binding.Constructor(binding.Constructor) instanceof binding.Constructor);