[Interpreter] Support for operator new.

test/cctest/interpreter/test-interpreter.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/execution.h"
 #include "src/handles.h"
 #include "src/interpreter/bytecode-array-builder.h"
 #include "src/interpreter/interpreter.h"
@@ skipping 1710 matching lines @@
     std::string source(InterpreterTester::SourceForBody(literals[i].first));
     InterpreterTester tester(handles.main_isolate(), source.c_str());
     auto callable = tester.GetCallable<>();
 
     Handle<i::Object> return_value = callable().ToHandleChecked();
     CHECK(return_value->SameValue(*literals[i].second));
   }
 }
 
 
+TEST(InterpreterConstruct) {
+  HandleAndZoneScope handles;
+
+  std::string source(
+      "function counter() { this.count = 0; }\n"
+      "function " +
+      InterpreterTester::function_name() +
+      "() {\n"
+      "  var c = new counter();\n"
+      "  return c.count;\n"
+      "}");
+  InterpreterTester tester(handles.main_isolate(), source.c_str());
+  auto callable = tester.GetCallable<>();
+
+  Handle<Object> return_val = callable().ToHandleChecked();
+  CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(0));
+}
+
+
+TEST(InterpreterConstructWithArgument) {
+  HandleAndZoneScope handles;
+
+  std::string source(
+      "function counter(arg0) { this.count = 17; this.x = arg0; }\n"
+      "function " +
+      InterpreterTester::function_name() +
+      "() {\n"
+      "  var c = new counter(3);\n"
+      "  return c.x;\n"
+      "}");
+  InterpreterTester tester(handles.main_isolate(), source.c_str());
+  auto callable = tester.GetCallable<>();
+
+  Handle<Object> return_val = callable().ToHandleChecked();
+  CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(3));
+}
+
+
+TEST(InterpreterConstructWithArguments) {
+  HandleAndZoneScope handles;
+
+  std::string source(
+      "function counter(arg0, arg1) {\n"
+      "  this.count = 7; this.x = arg0; this.y = arg1;\n"
+      "}\n"
+      "function " +
+      InterpreterTester::function_name() +
+      "() {\n"
+      "  var c = new counter(3, 5);\n"
+      "  return c.count + c.x + c.y;\n"
+      "}");
+  InterpreterTester tester(handles.main_isolate(), source.c_str());
+  auto callable = tester.GetCallable<>();
+
+  Handle<Object> return_val = callable().ToHandleChecked();
+  CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(15));
+}
+
+
 TEST(InterpreterComma) {
   HandleAndZoneScope handles;
   i::Isolate* isolate = handles.main_isolate();
   i::Factory* factory = isolate->factory();
 
   std::pair<const char*, Handle<Object>> literals[6] = {
       std::make_pair("var a; return 0, a;\n", factory->undefined_value()),
       std::make_pair("return 'a', 2.2, 3;\n",
                      Handle<Object>(Smi::FromInt(3), isolate)),
       std::make_pair("return 'a', 'b', 'c';\n",
@@ skipping 92 matching lines @@
 
   // TODO(rmcilroy): modify tests when we have real try finally support.
   std::string source(InterpreterTester::SourceForBody(
       "var a = 1; try { a = a + 1; } finally { a = a + 2; }; return a;"));
   InterpreterTester tester(handles.main_isolate(), source.c_str());
   auto callable = tester.GetCallable<>();
 
   Handle<Object> return_val = callable().ToHandleChecked();
   CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(4));
 }