Web MIDI: move MIDI message validating logic into message_util.{cc|h}

media/midi/midi_message_util_unittest.cc

-// Copyright 2013 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 "media/midi/midi_message_util.h"
-
-#include <stdint.h>
-
-#include "base/macros.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace midi {
-namespace {
-
-const uint8_t kGMOn[] = {0xf0, 0x7e, 0x7f, 0x09, 0x01, 0xf7};
-const uint8_t kNoteOn[] = {0x90, 0x3c, 0x7f};
-const uint8_t kSystemCommonMessageReserved1[] = {0xf4};
-const uint8_t kSystemCommonMessageReserved2[] = {0xf5};
-const uint8_t kSystemCommonMessageTuneRequest[] = {0xf6};
-const uint8_t kChannelPressure[] = {0xd0, 0x01};
-const uint8_t kTimingClock[] = {0xf8};
-
-TEST(MidiMessageUtilTest, GetMidiMessageLength) {
-  // Check basic functionarity
-  EXPECT_EQ(arraysize(kNoteOn), GetMidiMessageLength(kNoteOn[0]));
-  EXPECT_EQ(arraysize(kChannelPressure),
-            GetMidiMessageLength(kChannelPressure[0]));
-  EXPECT_EQ(arraysize(kTimingClock), GetMidiMessageLength(kTimingClock[0]));
-  EXPECT_EQ(arraysize(kSystemCommonMessageTuneRequest),
-            GetMidiMessageLength(kSystemCommonMessageTuneRequest[0]));
-
-  // SysEx message should be mapped to 0-length
-  EXPECT_EQ(0u, GetMidiMessageLength(kGMOn[0]));
-
-  // Any reserved message should be mapped to 0-length
-  EXPECT_EQ(0u, GetMidiMessageLength(kSystemCommonMessageReserved1[0]));
-  EXPECT_EQ(0u, GetMidiMessageLength(kSystemCommonMessageReserved2[0]));
-
-  // Any data byte should be mapped to 0-length
-  EXPECT_EQ(0u, GetMidiMessageLength(kGMOn[1]));
-  EXPECT_EQ(0u, GetMidiMessageLength(kNoteOn[1]));
-  EXPECT_EQ(0u, GetMidiMessageLength(kChannelPressure[1]));
-}
-
-}  // namespace
-}  // namespace midi