From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/src/jsapi-tests/testCallArgs.cpp | 85 +++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 js/src/jsapi-tests/testCallArgs.cpp

(limited to 'js/src/jsapi-tests/testCallArgs.cpp')

diff --git a/js/src/jsapi-tests/testCallArgs.cpp b/js/src/jsapi-tests/testCallArgs.cpp
new file mode 100644
index 0000000000..07a1a83cfc
--- /dev/null
+++ b/js/src/jsapi-tests/testCallArgs.cpp
@@ -0,0 +1,85 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/Utf8.h"  // mozilla::Utf8Unit
+
+#include "js/CompilationAndEvaluation.h"  // JS::Evaluate
+#include "js/PropertyAndElement.h"        // JS_DefineFunction
+#include "js/SourceText.h"                // JS::Source{Ownership,Text}
+#include "jsapi-tests/tests.h"
+
+static bool CustomNative(JSContext* cx, unsigned argc, JS::Value* vp) {
+  JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
+
+  MOZ_RELEASE_ASSERT(!JS_IsExceptionPending(cx));
+
+  MOZ_RELEASE_ASSERT(!args.isConstructing());
+  args.rval().setUndefined();
+  MOZ_RELEASE_ASSERT(!args.isConstructing());
+
+  return true;
+}
+
+BEGIN_TEST(testCallArgs_isConstructing_native) {
+  CHECK(JS_DefineFunction(cx, global, "customNative", CustomNative, 0, 0));
+
+  JS::CompileOptions opts(cx);
+  opts.setFileAndLine(__FILE__, __LINE__ + 4);
+
+  JS::RootedValue result(cx);
+
+  static const char code[] = "new customNative();";
+  JS::SourceText<mozilla::Utf8Unit> srcBuf;
+  CHECK(srcBuf.init(cx, code, strlen(code), JS::SourceOwnership::Borrowed));
+
+  CHECK(!JS::Evaluate(cx, opts, srcBuf, &result));
+
+  CHECK(JS_IsExceptionPending(cx));
+  JS_ClearPendingException(cx);
+
+  EVAL("customNative();", &result);
+  CHECK(result.isUndefined());
+
+  return true;
+}
+END_TEST(testCallArgs_isConstructing_native)
+
+static bool CustomConstructor(JSContext* cx, unsigned argc, JS::Value* vp) {
+  JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
+
+  MOZ_RELEASE_ASSERT(!JS_IsExceptionPending(cx));
+
+  if (args.isConstructing()) {
+    JSObject* obj = JS_NewPlainObject(cx);
+    if (!obj) {
+      return false;
+    }
+
+    args.rval().setObject(*obj);
+
+    MOZ_RELEASE_ASSERT(args.isConstructing());
+  } else {
+    args.rval().setUndefined();
+
+    MOZ_RELEASE_ASSERT(!args.isConstructing());
+  }
+
+  return true;
+}
+
+BEGIN_TEST(testCallArgs_isConstructing_constructor) {
+  CHECK(JS_DefineFunction(cx, global, "customConstructor", CustomConstructor, 0,
+                          JSFUN_CONSTRUCTOR));
+
+  JS::RootedValue result(cx);
+
+  EVAL("new customConstructor();", &result);
+  CHECK(result.isObject());
+
+  EVAL("customConstructor();", &result);
+  CHECK(result.isUndefined());
+
+  return true;
+}
+END_TEST(testCallArgs_isConstructing_constructor)
-- 
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