Debugger API: get local variables of an activation frame

runtime/vm/debugger_api_impl_test.cc

 // Copyright (c) 2012, 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_debugger_api.h"
 #include "platform/assert.h"
 #include "vm/dart_api_impl.h"
 #include "vm/unit_test.h"
 
 namespace dart {
@@ skipping 142 matching lines @@
   EXPECT(!Dart_IsError(retval));
   EXPECT(breakpoint_hit_counter == 2);
 }
 
 
 TEST_CASE(Debug_InspectObject) {
   const char* kScriptChars =
     " class A { \n"
     "   var a_field = 'a'; \n"
     "   static var bla = 'yada yada yada';\n"
+    "   static var error = unresolvedName(); \n"
     "   var d = 42.1; \n"
     " } \n"
     " class B extends A { \n"
     "   var oneDay = const Duration(hours: 24); \n"
     "   static var bla = 'blah blah'; \n"
     " } \n"
     " get_b() { return new B(); } \n"
     " get_int() { return 666; } \n";
 
   // Number of instance fields in an object of class B.
@@ skipping 63 matching lines @@
   EXPECT_STREQ("bla", name);
   Dart_Handle value_handle = Dart_ListGetAt(fields, 1);
   EXPECT_NOT_ERROR(value_handle);
   value_handle = Dart_ToString(value_handle);
   EXPECT_NOT_ERROR(value_handle);
   EXPECT(Dart_IsString(value_handle));
   char const* value;
   Dart_StringToCString(value_handle, &value);
   EXPECT_STREQ("blah blah", value);
 
-  // Check static field of B's superclass (one field named 'bla')
+  // Check static field of B's superclass.
   Dart_Handle class_A = Dart_GetSuperclass(class_B);
   EXPECT_NOT_ERROR(class_A);
   EXPECT(!Dart_IsNull(class_A));
   fields = Dart_GetStaticFields(class_A);
   EXPECT_NOT_ERROR(fields);
   EXPECT(Dart_IsList(fields));
   list_length = 0;
   retval = Dart_ListLength(fields, &list_length);
   EXPECT_NOT_ERROR(retval);
-  EXPECT_EQ(2, list_length);
+  EXPECT_EQ(4, list_length);
+  // Static field "bla" should have value "yada yada yada".
   name_handle = Dart_ListGetAt(fields, 0);
   EXPECT_NOT_ERROR(name_handle);
   EXPECT(Dart_IsString(name_handle));
   Dart_StringToCString(name_handle, &name);
   EXPECT_STREQ("bla", name);
   value_handle = Dart_ListGetAt(fields, 1);
   EXPECT_NOT_ERROR(value_handle);
   value_handle = Dart_ToString(value_handle);
   EXPECT_NOT_ERROR(value_handle);
   EXPECT(Dart_IsString(value_handle));
   Dart_StringToCString(value_handle, &value);
   EXPECT_STREQ("yada yada yada", value);
+  // The static field "error" should result in a compile error.
+  name_handle = Dart_ListGetAt(fields, 2);
+  EXPECT_NOT_ERROR(name_handle);
+  EXPECT(Dart_IsString(name_handle));
+  Dart_StringToCString(name_handle, &name);
+  EXPECT_STREQ("error", name);
+  value_handle = Dart_ListGetAt(fields, 3);
+  EXPECT(Dart_IsError(value_handle));
 }
 
 
 TEST_CASE(Debug_LookupSourceLine) {
   const char* kScriptChars =
   /*1*/  "class A {\n"
   /*2*/  "  static void foo() {\n"
   /*3*/  "    moo('good news');\n"
   /*4*/  "  }\n"
   /*5*/  "}\n"
@@ skipping 59 matching lines @@
   EXPECT(Dart_IsString(source));
   char const* source_chars;
   Dart_StringToCString(source, &source_chars);
   printf("\n=== source: ===\n%s", source_chars);
   EXPECT_STREQ(kScriptChars, source_chars);
 }
 
 #endif  // defined(TARGET_ARCH_IA32) || defined(TARGET_ARCH_X64).
 
 }  // namespace dart