Add new HTTP/2 and HPACK decoder in net/http2/.

net/http2/hpack/http2_hpack_constants_test.cc

Index: net/http2/hpack/http2_hpack_constants_test.cc
diff --git a/net/http2/hpack/http2_hpack_constants_test.cc b/net/http2/hpack/http2_hpack_constants_test.cc
new file mode 100644
index 0000000000000000000000000000000000000000..217b64df93fae3a7458f7bf534a77ff2fa89d0be
--- /dev/null
+++ b/net/http2/hpack/http2_hpack_constants_test.cc
@@ -0,0 +1,34 @@
+// Copyright 2016 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 "net/http2/hpack/http2_hpack_constants.h"
+
+#include "base/logging.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace net {
+namespace test {
+namespace {
+
+class HpackEntryTypeTest : public testing::Test {};
+
+TEST(HpackEntryTypeTest, HpackEntryTypeToString) {
+  EXPECT_EQ("kIndexedHeader",
+            HpackEntryTypeToString(HpackEntryType::kIndexedHeader));
+  EXPECT_EQ("kDynamicTableSizeUpdate",
+            HpackEntryTypeToString(HpackEntryType::kDynamicTableSizeUpdate));
+  EXPECT_EQ("kIndexedLiteralHeader",
+            HpackEntryTypeToString(HpackEntryType::kIndexedLiteralHeader));
+  EXPECT_EQ("kUnindexedLiteralHeader",
+            HpackEntryTypeToString(HpackEntryType::kUnindexedLiteralHeader));
+  EXPECT_EQ("kNeverIndexedLiteralHeader",
+            HpackEntryTypeToString(HpackEntryType::kNeverIndexedLiteralHeader));
+  EXPECT_EQ("UnknownHpackEntryType(12321)",
+            HpackEntryTypeToString(static_cast<HpackEntryType>(12321)));
+}
+
+}  // namespace
+}  // namespace test
+}  // namespace net