1 files changed, 81 insertions, 0 deletions
diff --git a/base/json/json_writer_unittest.cc b/base/json/json_writer_unittest.cc
new file mode 100644
index 0000000..cd2a6fe
--- /dev/null
+++ b/base/json/json_writer_unittest.cc
@@ -0,0 +1,81 @@
+// Copyright (c) 2006-2008 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 {
+
+TEST(JSONWriterTest, Writing) {
+  // Test null
+  Value* root = Value::CreateNullValue();
+  std::string output_js;
+  JSONWriter::Write(root, false, &output_js);
+  ASSERT_EQ("null", output_js);
+  delete root;
+
+  // Test empty dict
+  root = new DictionaryValue;
+  JSONWriter::Write(root, false, &output_js);
+  ASSERT_EQ("{}", output_js);
+  delete root;
+
+  // Test empty list
+  root = new ListValue;
+  JSONWriter::Write(root, false, &output_js);
+  ASSERT_EQ("[]", output_js);
+  delete root;
+
+  // Test Real values should always have a decimal or an 'e'.
+  root = Value::CreateRealValue(1.0);
+  JSONWriter::Write(root, false, &output_js);
+  ASSERT_EQ("1.0", output_js);
+  delete root;
+
+  // Test Real values in the the range (-1, 1) must have leading zeros
+  root = Value::CreateRealValue(0.2);
+  JSONWriter::Write(root, false, &output_js);
+  ASSERT_EQ("0.2", output_js);
+  delete root;
+
+  // Test Real values in the the range (-1, 1) must have leading zeros
+  root = Value::CreateRealValue(-0.8);
+  JSONWriter::Write(root, false, &output_js);
+  ASSERT_EQ("-0.8", output_js);
+  delete root;
+
+  // Writer unittests like empty list/dict nesting,
+  // list list nesting, etc.
+  DictionaryValue root_dict;
+  ListValue* list = new ListValue;
+  root_dict.Set(L"list", list);
+  DictionaryValue* inner_dict = new DictionaryValue;
+  list->Append(inner_dict);
+  inner_dict->SetInteger(L"inner int", 10);
+  ListValue* inner_list = new ListValue;
+  list->Append(inner_list);
+  list->Append(Value::CreateBooleanValue(true));
+
+  // Test the pretty-printer.
+  JSONWriter::Write(&root_dict, false, &output_js);
+  ASSERT_EQ("{\"list\":[{\"inner int\":10},[],true]}", output_js);
+  JSONWriter::Write(&root_dict, true, &output_js);
+  // The pretty-printer uses a different newline style on Windows than on
+  // other platforms.
+#if defined(OS_WIN)
+#define JSON_NEWLINE "\r\n"
+#else
+#define JSON_NEWLINE "\n"
+#endif
+  ASSERT_EQ("{" JSON_NEWLINE
+            "   \"list\": [ {" JSON_NEWLINE
+            "      \"inner int\": 10" JSON_NEWLINE
+            "   }, [  ], true ]" JSON_NEWLINE
+            "}" JSON_NEWLINE,
+            output_js);
+#undef JSON_NEWLINE
+}
+
+}  // namespace base