Value::GetAsDictionary

base/values_unittest.cc

Index: base/values_unittest.cc
diff --git a/base/values_unittest.cc b/base/values_unittest.cc
index 806347c9387a317df0e895de2bed6fdef56b6cff..ff6f4a50284c41dab6a0e86b151ee4644385f796 100644
--- a/base/values_unittest.cc
+++ b/base/values_unittest.cc
@@ -362,6 +362,10 @@ TEST(ValuesTest, DeepCopy) {
   original_list->Append(original_list_element_1);
   original_dict.Set("list", original_list);
 
+  DictionaryValue* original_nested_dictionary = new DictionaryValue();
+  original_nested_dictionary->Set("key", Value::CreateStringValue("value"));
+  original_dict.Set("dictionary", original_nested_dictionary);
+
   scoped_ptr<DictionaryValue> copy_dict(original_dict.DeepCopy());
   ASSERT_TRUE(copy_dict.get());
   ASSERT_NE(copy_dict.get(), &original_dict);
@@ -439,7 +443,9 @@ TEST(ValuesTest, DeepCopy) {
   ASSERT_TRUE(copy_value);
   ASSERT_NE(copy_value, original_list);
   ASSERT_TRUE(copy_value->IsType(Value::TYPE_LIST));
-  ListValue* copy_list = static_cast<ListValue*>(copy_value);
+  ListValue* copy_list = NULL;
+  ASSERT_TRUE(copy_value->GetAsList(&copy_list));
+  ASSERT_TRUE(copy_list);
   ASSERT_EQ(2U, copy_list->GetSize());
 
   Value* copy_list_element_0;
@@ -457,6 +463,16 @@ TEST(ValuesTest, DeepCopy) {
   int copy_list_element_1_value;
   ASSERT_TRUE(copy_list_element_1->GetAsInteger(&copy_list_element_1_value));
   ASSERT_EQ(1, copy_list_element_1_value);
+
+  copy_value = NULL;
+  ASSERT_TRUE(copy_dict->Get("dictionary", &copy_value));
+  ASSERT_TRUE(copy_value);
+  ASSERT_NE(copy_value, original_nested_dictionary);
+  ASSERT_TRUE(copy_value->IsType(Value::TYPE_DICTIONARY));
+  DictionaryValue* copy_nested_dictionary = NULL;
+  ASSERT_TRUE(copy_value->GetAsDictionary(&copy_nested_dictionary));
+  ASSERT_TRUE(copy_nested_dictionary);
+  EXPECT_TRUE(copy_nested_dictionary->HasKey("key"));
 }
 
 TEST(ValuesTest, Equals) {