Support 'URLSearchParams' as the body of a Request

third_party/WebKit/Source/core/dom/URLSearchParamsTest.cpp

+// Copyright 2015 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 "config.h"
+#include "core/dom/URLSearchParams.h"
+
+#include <gtest/gtest.h>
+
+namespace blink {
+
+using URLSearchParamsTest = ::testing::Test;
+
+TEST_F(URLSearchParamsTest, EncodedFormData)
+{
+    URLSearchParams* params = new URLSearchParams(String());
+    EXPECT_EQ("", params->encodeFormData()->flattenToString());
+
+    params->append("name", "value");
+    EXPECT_EQ("name=value", params->encodeFormData()->flattenToString());
+
+    params->append("another name", "another value");
+    EXPECT_EQ("name=value&another+name=another+value", params->encodeFormData()->flattenToString());
+}
+
+} // namespace blink