Allow JSONWriter and JSONValueSerializer to omit binary values when instructed to do so.

base/json/json_writer_unittest.cc

 // Copyright (c) 2010 The Chromium 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 "base/json/json_writer.h"
 #include "base/values.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
 
@@ skipping 75 matching lines @@
                                         Value::CreateIntegerValue(1));
   period_dict.SetWithoutPathExpansion("d.e.f", period_dict2);
   JSONWriter::Write(&period_dict, false, &output_js);
   ASSERT_EQ("{\"a.b\":3,\"c\":2,\"d.e.f\":{\"g.h.i.j\":1}}", output_js);
 
   DictionaryValue period_dict3;
   period_dict3.Set("a.b", Value::CreateIntegerValue(2));
   period_dict3.SetWithoutPathExpansion("a.b", Value::CreateIntegerValue(1));
   JSONWriter::Write(&period_dict3, false, &output_js);
   ASSERT_EQ("{\"a\":{\"b\":2},\"a.b\":1}", output_js);
+
+  // Test ignoring binary values.
+  root = BinaryValue::CreateWithCopiedBuffer("asdf", 4);
+  JSONWriter::Write(root, false, JSONWriter::OPTIONS_IGNORE_BINARY_VALUES,
+                    &output_js);
+  ASSERT_EQ("", output_js);
+  delete root;
+
+  ListValue binary_list;
+  binary_list.Append(Value::CreateIntegerValue(5));
+  binary_list.Append(BinaryValue::CreateWithCopiedBuffer("asdf", 4));
+  binary_list.Append(Value::CreateIntegerValue(2));
+  JSONWriter::Write(&binary_list, false,
+                    JSONWriter::OPTIONS_IGNORE_BINARY_VALUES, &output_js);
+  ASSERT_EQ("[5,2]", output_js);
+
+  DictionaryValue binary_dict;
+  binary_dict.Set("a", Value::CreateIntegerValue(5));
+  binary_dict.Set("b", BinaryValue::CreateWithCopiedBuffer("asdf", 4));
+  binary_dict.Set("c", Value::CreateIntegerValue(2));
+  JSONWriter::Write(&binary_dict, false,
+                    JSONWriter::OPTIONS_IGNORE_BINARY_VALUES, &output_js);
+  ASSERT_EQ("{\"a\":5,\"c\":2}", output_js);
 }
 
 }  // namespace base