Add test to expose bug in initialization of objects with native fields in the inline allocation s...

vm/dart_api_impl_test.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "include/dart_api.h"
 
 #include "vm/assert.h"
 #include "vm/dart_api_impl.h"
 #include "vm/dart_api_state.h"
 #include "vm/unit_test.h"
@@ skipping 1204 matching lines @@
         TestCase::url());
     EXPECT_STREQ(Dart_GetError(expected_error), Dart_GetError(result));
   }
 }
 
 
 static void TestNativeFields(Dart_Handle retobj) {
   // Access and set various instance fields of the object.
   Dart_Handle result = Dart_GetInstanceField(retobj, Dart_NewString("fld3"));
   EXPECT(Dart_IsError(result));
+  result = Dart_GetInstanceField(retobj, Dart_NewString("fld0"));
+  EXPECT_VALID(result);
+  EXPECT(Dart_IsNull(result));
   result = Dart_GetInstanceField(retobj, Dart_NewString("fld1"));
   EXPECT_VALID(result);
   int64_t value = 0;
   result = Dart_IntegerValue(result, &value);
   EXPECT_EQ(10, value);
   result = Dart_GetInstanceField(retobj, Dart_NewString("fld2"));
   EXPECT_VALID(result);
   result = Dart_IntegerValue(result, &value);
   EXPECT_EQ(20, value);
   result = Dart_SetInstanceField(retobj,
@@ skipping 20 matching lines @@
   EXPECT(Dart_IsError(result));
   result = Dart_GetNativeInstanceField(retobj, kNativeFld0, &field_value);
   EXPECT_VALID(result);
   EXPECT_EQ(0, field_value);
   result = Dart_GetNativeInstanceField(retobj, kNativeFld1, &field_value);
   EXPECT_VALID(result);
   EXPECT_EQ(0, field_value);
   result = Dart_GetNativeInstanceField(retobj, kNativeFld2, &field_value);
   EXPECT_VALID(result);
   EXPECT_EQ(0, field_value);
+  result = Dart_GetNativeInstanceField(retobj, kNativeFld3, &field_value);
+  EXPECT_VALID(result);
+  EXPECT_EQ(0, field_value);
   result = Dart_SetNativeInstanceField(retobj, kNativeFld4, 40);
   EXPECT(Dart_IsError(result));
   result = Dart_SetNativeInstanceField(retobj, kNativeFld0, 4);
   EXPECT_VALID(result);
   result = Dart_SetNativeInstanceField(retobj, kNativeFld1, 40);
   EXPECT_VALID(result);
   result = Dart_SetNativeInstanceField(retobj, kNativeFld2, 400);
   EXPECT_VALID(result);
   result = Dart_SetNativeInstanceField(retobj, kNativeFld3, 4000);
   EXPECT_VALID(result);
@@ skipping 11 matching lines @@
   EXPECT_VALID(result);
   result = Dart_IntegerValue(result, &value);
   EXPECT_EQ(20, value);
 }
 
 
 UNIT_TEST_CASE(NativeFieldAccess) {
   const char* kScriptChars =
       "class NativeFields extends NativeFieldsWrapper {\n"
       "  NativeFields(int i, int j) : fld1 = i, fld2 = j {}\n"
+      "  int fld0;\n"
       "  int fld1;\n"
       "  final int fld2;\n"
       "  static int fld3;\n"
       "  static final int fld4 = 10;\n"
       "}\n"
       "class NativeFieldsTest {\n"
       "  static NativeFields testMain() {\n"
       "    NativeFields obj = new NativeFields(10, 20);\n"
       "    return obj;\n"
       "  }\n"
@@ skipping 28 matching lines @@
     TestNativeFields(retobj);
   }
 }
 
 
 UNIT_TEST_CASE(ImplicitNativeFieldAccess) {
   const char* kScriptChars =
       "#import('dart:nativewrappers');"
       "class NativeFields extends NativeFieldWrapperClass4 {\n"
       "  NativeFields(int i, int j) : fld1 = i, fld2 = j {}\n"
+      "  int fld0;\n"
       "  int fld1;\n"
       "  final int fld2;\n"
       "  static int fld3;\n"
       "  static final int fld4 = 10;\n"
       "}\n"
       "class NativeFieldsTest {\n"
       "  static NativeFields testMain() {\n"
       "    NativeFields obj = new NativeFields(10, 20);\n"
       "    return obj;\n"
       "  }\n"
@@ skipping 1402 matching lines @@
 }
 
 
 UNIT_TEST_CASE(RunLoop_Exception) {
   RunLoopTest(true);
 }
 
 #endif  // TARGET_ARCH_IA32.
 
 }  // namespace dart