// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
// source code may only be used and distributed under the Widevine Master
// License Agreement.

#include <memory>
#include <string>

#include <gtest/gtest.h>

#include "crypto_session.h"
#include "google/protobuf/text_format.h"
#include "key_session.h"
#include "license_protocol.pb.h"
#include "log.h"
#include "metrics.pb.h"
#include "metrics_collections.h"
#include "platform.h"
#include "test_base.h"
#include "test_printers.h"
#include "wv_cdm_types.h"

namespace {

const uint8_t kOemCert[] = {
    0x30, 0x82, 0x09, 0xf7, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
    0x01, 0x07, 0x02, 0xa0, 0x82, 0x09, 0xe8, 0x30, 0x82, 0x09, 0xe4, 0x02,
    0x01, 0x01, 0x31, 0x00, 0x30, 0x0f, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
    0xf7, 0x0d, 0x01, 0x07, 0x01, 0xa0, 0x02, 0x04, 0x00, 0xa0, 0x82, 0x09,
    0xc8, 0x30, 0x82, 0x04, 0x1a, 0x30, 0x82, 0x03, 0x02, 0xa0, 0x03, 0x02,
    0x01, 0x02, 0x02, 0x11, 0x00, 0xf2, 0xa1, 0x08, 0xdf, 0x12, 0x84, 0xb9,
    0x73, 0x6c, 0x23, 0x73, 0xe1, 0x1f, 0xf3, 0xac, 0x7a, 0x30, 0x0d, 0x06,
    0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00,
    0x30, 0x81, 0x8b, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06,
    0x13, 0x02, 0x55, 0x53, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04,
    0x08, 0x0c, 0x0a, 0x57, 0x61, 0x73, 0x68, 0x69, 0x6e, 0x67, 0x74, 0x6f,
    0x6e, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x07, 0x0c, 0x08,
    0x4b, 0x69, 0x72, 0x6b, 0x6c, 0x61, 0x6e, 0x64, 0x31, 0x0f, 0x30, 0x0d,
    0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x06, 0x47, 0x6f, 0x6f, 0x67, 0x6c,
    0x65, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x0b, 0x0c, 0x08,
    0x57, 0x69, 0x64, 0x65, 0x76, 0x69, 0x6e, 0x65, 0x31, 0x30, 0x30, 0x2e,
    0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x27, 0x47, 0x6f, 0x6f, 0x67, 0x6c,
    0x65, 0x20, 0x4f, 0x45, 0x4d, 0x20, 0x54, 0x65, 0x73, 0x74, 0x20, 0x44,
    0x65, 0x76, 0x69, 0x63, 0x65, 0x3b, 0x20, 0x73, 0x79, 0x73, 0x74, 0x65,
    0x6d, 0x20, 0x69, 0x64, 0x3a, 0x20, 0x37, 0x33, 0x34, 0x36, 0x30, 0x1e,
    0x17, 0x0d, 0x31, 0x37, 0x30, 0x33, 0x31, 0x33, 0x30, 0x30, 0x30, 0x30,
    0x30, 0x30, 0x5a, 0x17, 0x0d, 0x31, 0x39, 0x31, 0x32, 0x30, 0x38, 0x30,
    0x30, 0x30, 0x30, 0x30, 0x30, 0x5a, 0x30, 0x6d, 0x31, 0x12, 0x30, 0x10,
    0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x09, 0x37, 0x33, 0x34, 0x36, 0x2d,
    0x6c, 0x65, 0x61, 0x66, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04,
    0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55,
    0x04, 0x08, 0x0c, 0x0a, 0x57, 0x61, 0x73, 0x68, 0x69, 0x6e, 0x67, 0x74,
    0x6f, 0x6e, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x07, 0x0c,
    0x08, 0x4b, 0x69, 0x72, 0x6b, 0x6c, 0x61, 0x6e, 0x64, 0x31, 0x0f, 0x30,
    0x0d, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x06, 0x47, 0x6f, 0x6f, 0x67,
    0x6c, 0x65, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x0b, 0x0c,
    0x08, 0x57, 0x69, 0x64, 0x65, 0x76, 0x69, 0x6e, 0x65, 0x30, 0x82, 0x01,
    0xa2, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
    0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01, 0x8f, 0x00, 0x30, 0x82, 0x01,
    0x8a, 0x02, 0x82, 0x01, 0x81, 0x00, 0xf5, 0x09, 0x64, 0x4a, 0x26, 0xfe,
    0xc0, 0x98, 0x55, 0x6a, 0x1d, 0x5d, 0x1c, 0xc7, 0x38, 0xaf, 0xfd, 0x49,
    0x9e, 0x85, 0x3f, 0xd6, 0x45, 0x0e, 0x99, 0x09, 0x85, 0x69, 0x84, 0x3c,
    0xfe, 0x72, 0xa5, 0x56, 0xfa, 0x11, 0x4f, 0x6b, 0x7d, 0x32, 0x2b, 0x0c,
    0xbf, 0x8f, 0xac, 0x47, 0x96, 0x22, 0x82, 0x3d, 0xf5, 0x64, 0x74, 0x7e,
    0x62, 0x68, 0x74, 0xcd, 0x0a, 0xec, 0x84, 0xc5, 0x15, 0x06, 0x0e, 0x5a,
    0x2f, 0x20, 0xe3, 0xc9, 0x67, 0xcd, 0xdd, 0x01, 0xb8, 0xb3, 0x18, 0x87,
    0x8c, 0xa9, 0x58, 0x86, 0x0f, 0xb6, 0xc3, 0x42, 0x7e, 0x87, 0x48, 0x5e,
    0x10, 0x49, 0xc7, 0xd7, 0xb7, 0xb8, 0xa6, 0x34, 0x08, 0x0c, 0x94, 0xf4,
    0xbb, 0x2a, 0x06, 0xa4, 0x4f, 0xec, 0xbc, 0xc4, 0x37, 0xbe, 0x99, 0x10,
    0x23, 0x37, 0x24, 0xb1, 0xdf, 0xcb, 0xe6, 0x3f, 0xc1, 0xf0, 0x0f, 0x04,
    0x03, 0xc8, 0xb0, 0x1e, 0xd6, 0xb8, 0xae, 0x77, 0xe1, 0x4d, 0x6d, 0x97,
    0x69, 0x6d, 0x8a, 0x73, 0x66, 0x32, 0x57, 0x6f, 0xcf, 0xea, 0x1e, 0x7b,
    0x87, 0x03, 0x75, 0xb1, 0xef, 0x83, 0x64, 0x26, 0xf1, 0x3f, 0xbf, 0xe6,
    0x28, 0x03, 0x72, 0x57, 0xbf, 0x47, 0x29, 0x99, 0x8f, 0x74, 0x1d, 0x01,
    0x16, 0xad, 0xb2, 0xdf, 0x80, 0xa4, 0xd3, 0x8b, 0xeb, 0x61, 0xd1, 0x40,
    0x68, 0xb9, 0xa2, 0xa5, 0xef, 0x2b, 0xe5, 0x78, 0xe8, 0x28, 0x88, 0x87,
    0xb7, 0x53, 0x49, 0xbb, 0xe4, 0xea, 0x0d, 0x5e, 0x96, 0xa5, 0xdd, 0x1f,
    0x0b, 0x25, 0x8b, 0xb5, 0x95, 0x46, 0xe7, 0xba, 0xb8, 0xc4, 0x0a, 0x36,
    0xb1, 0x89, 0xeb, 0x27, 0x5d, 0xd9, 0x97, 0x24, 0x59, 0xa3, 0x9b, 0xb0,
    0x23, 0x0b, 0xd2, 0xec, 0x65, 0x91, 0xf9, 0xf0, 0xa0, 0x74, 0x5f, 0xb4,
    0xce, 0x22, 0x27, 0x18, 0x37, 0xe2, 0x4b, 0xfc, 0x91, 0xf9, 0x09, 0x15,
    0xe6, 0xdb, 0x06, 0x9b, 0x4d, 0x82, 0xdc, 0x36, 0x14, 0x48, 0xc6, 0xd5,
    0x87, 0xca, 0xec, 0x5a, 0xa2, 0x29, 0x33, 0xef, 0x22, 0x0c, 0x4b, 0xbf,
    0xe7, 0x2f, 0x95, 0xe1, 0xd3, 0xa5, 0xd8, 0xaa, 0x44, 0x77, 0x29, 0xa3,
    0x20, 0x33, 0xd2, 0x51, 0xa2, 0xf9, 0x4a, 0x6f, 0xf7, 0x3e, 0xf7, 0x0b,
    0x8a, 0xec, 0xc1, 0x99, 0x1d, 0x47, 0xf3, 0x74, 0x02, 0x04, 0xab, 0x8e,
    0x62, 0x4c, 0x9e, 0x00, 0xc2, 0x84, 0xd7, 0xd0, 0xf8, 0xe4, 0x1c, 0x9d,
    0x98, 0x15, 0xa8, 0x8f, 0x08, 0x98, 0x4e, 0x5a, 0xfa, 0xd6, 0x60, 0x87,
    0x12, 0xdc, 0x8e, 0xfd, 0xcb, 0xb3, 0x13, 0x97, 0x7a, 0xa8, 0x8c, 0x56,
    0x2e, 0x49, 0x26, 0x60, 0xe9, 0x4a, 0xdc, 0xec, 0x3f, 0xf0, 0x94, 0xcd,
    0x90, 0x8e, 0x7c, 0x21, 0x3f, 0x80, 0x14, 0x33, 0xdd, 0xb0, 0x00, 0xe2,
    0x09, 0x37, 0x06, 0xdd, 0x17, 0x69, 0x02, 0x03, 0x01, 0x00, 0x01, 0xa3,
    0x16, 0x30, 0x14, 0x30, 0x12, 0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01,
    0xd6, 0x79, 0x04, 0x01, 0x01, 0x04, 0x04, 0x02, 0x02, 0x1c, 0xb2, 0x30,
    0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0b,
    0x05, 0x00, 0x03, 0x82, 0x01, 0x01, 0x00, 0x8e, 0x2d, 0x13, 0x1e, 0x60,
    0xaa, 0xda, 0x52, 0x53, 0x55, 0x64, 0x3a, 0xdc, 0xb6, 0x7a, 0xc0, 0xba,
    0xfa, 0xeb, 0x20, 0xab, 0xb6, 0x63, 0xcf, 0xcd, 0x9b, 0xdb, 0x71, 0xf3,
    0xa0, 0xd6, 0x91, 0xbf, 0x0c, 0xc1, 0xae, 0x8f, 0x02, 0x18, 0x00, 0x54,
    0xfb, 0x49, 0x03, 0x34, 0x8d, 0x92, 0x9d, 0x5d, 0x8d, 0xa8, 0x1c, 0x20,
    0x0f, 0x85, 0x60, 0xf9, 0xf6, 0x8b, 0xbb, 0x2b, 0x82, 0xce, 0xb3, 0xe2,
    0x91, 0xe7, 0xbd, 0x91, 0x61, 0x52, 0x36, 0x40, 0x9f, 0x2f, 0x5e, 0xa6,
    0x5d, 0x2f, 0xb3, 0x81, 0xe7, 0xf1, 0x87, 0xbe, 0xc5, 0x9d, 0x67, 0x5a,
    0xf7, 0x41, 0x1e, 0x73, 0xb0, 0x1e, 0xdc, 0x4f, 0x8d, 0x53, 0x21, 0x38,
    0x1b, 0xfd, 0x92, 0x43, 0x68, 0x83, 0x03, 0xd0, 0x9a, 0xca, 0x92, 0x14,
    0x73, 0x04, 0x94, 0x2a, 0x93, 0x22, 0x60, 0x5e, 0xee, 0xb6, 0xec, 0x0f,
    0xb0, 0xc8, 0x92, 0x97, 0xfb, 0x5d, 0xed, 0x1f, 0xa0, 0x5f, 0xe4, 0x98,
    0x2f, 0xf6, 0x13, 0x78, 0x99, 0xec, 0xb3, 0xf1, 0x0d, 0x27, 0xaa, 0x19,
    0x95, 0x39, 0xdb, 0xb0, 0x7b, 0x96, 0x74, 0x03, 0x5e, 0x51, 0xf5, 0x15,
    0x27, 0xce, 0xca, 0x0b, 0x2a, 0x0d, 0x43, 0xb3, 0x68, 0x17, 0x1e, 0x11,
    0x60, 0xd9, 0x84, 0x9b, 0xc3, 0x53, 0xce, 0xbd, 0xf4, 0x61, 0x51, 0x4b,
    0x41, 0x00, 0x7e, 0xe1, 0x5f, 0x69, 0xb3, 0x4a, 0x89, 0x7e, 0x47, 0x67,
    0xfd, 0x76, 0xf8, 0x94, 0x2f, 0x72, 0xb6, 0x14, 0x08, 0x2c, 0x16, 0x4e,
    0x9d, 0x37, 0x62, 0xbf, 0x11, 0x67, 0xc0, 0x70, 0x71, 0xec, 0x55, 0x51,
    0x4e, 0x46, 0x76, 0xb4, 0xc3, 0xeb, 0x52, 0x06, 0x17, 0x06, 0xce, 0x61,
    0x43, 0xce, 0x26, 0x80, 0x68, 0xb6, 0x2d, 0x57, 0xba, 0x8c, 0x7d, 0xb7,
    0xc5, 0x05, 0x2c, 0xf8, 0xa3, 0x69, 0xf8, 0x96, 0xad, 0xac, 0xd1, 0x30,
    0x82, 0x05, 0xa6, 0x30, 0x82, 0x03, 0x8e, 0xa0, 0x03, 0x02, 0x01, 0x02,
    0x02, 0x10, 0x73, 0xd1, 0xe1, 0x1d, 0xa9, 0x75, 0xfd, 0x0c, 0xda, 0x7f,
    0xfa, 0x43, 0x3c, 0x26, 0xbd, 0x3d, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86,
    0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00, 0x30, 0x7e, 0x31,
    0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53,
    0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c, 0x0a, 0x57,
    0x61, 0x73, 0x68, 0x69, 0x6e, 0x67, 0x74, 0x6f, 0x6e, 0x31, 0x11, 0x30,
    0x0f, 0x06, 0x03, 0x55, 0x04, 0x07, 0x0c, 0x08, 0x4b, 0x69, 0x72, 0x6b,
    0x6c, 0x61, 0x6e, 0x64, 0x31, 0x0f, 0x30, 0x0d, 0x06, 0x03, 0x55, 0x04,
    0x0a, 0x0c, 0x06, 0x47, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x31, 0x11, 0x30,
    0x0f, 0x06, 0x03, 0x55, 0x04, 0x0b, 0x0c, 0x08, 0x57, 0x69, 0x64, 0x65,
    0x76, 0x69, 0x6e, 0x65, 0x31, 0x23, 0x30, 0x21, 0x06, 0x03, 0x55, 0x04,
    0x03, 0x0c, 0x1a, 0x77, 0x69, 0x64, 0x65, 0x76, 0x69, 0x6e, 0x65, 0x2e,
    0x63, 0x6f, 0x6d, 0x2f, 0x6f, 0x65, 0x6d, 0x2d, 0x72, 0x6f, 0x6f, 0x74,
    0x2d, 0x70, 0x72, 0x6f, 0x64, 0x30, 0x1e, 0x17, 0x0d, 0x31, 0x37, 0x30,
    0x33, 0x31, 0x34, 0x30, 0x33, 0x30, 0x32, 0x34, 0x31, 0x5a, 0x17, 0x0d,
    0x32, 0x37, 0x30, 0x33, 0x31, 0x34, 0x30, 0x33, 0x30, 0x32, 0x34, 0x31,
    0x5a, 0x30, 0x81, 0x8b, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04,
    0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55,
    0x04, 0x08, 0x0c, 0x0a, 0x57, 0x61, 0x73, 0x68, 0x69, 0x6e, 0x67, 0x74,
    0x6f, 0x6e, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x07, 0x0c,
    0x08, 0x4b, 0x69, 0x72, 0x6b, 0x6c, 0x61, 0x6e, 0x64, 0x31, 0x0f, 0x30,
    0x0d, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x06, 0x47, 0x6f, 0x6f, 0x67,
    0x6c, 0x65, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x0b, 0x0c,
    0x08, 0x57, 0x69, 0x64, 0x65, 0x76, 0x69, 0x6e, 0x65, 0x31, 0x30, 0x30,
    0x2e, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x27, 0x47, 0x6f, 0x6f, 0x67,
    0x6c, 0x65, 0x20, 0x4f, 0x45, 0x4d, 0x20, 0x54, 0x65, 0x73, 0x74, 0x20,
    0x44, 0x65, 0x76, 0x69, 0x63, 0x65, 0x3b, 0x20, 0x73, 0x79, 0x73, 0x74,
    0x65, 0x6d, 0x20, 0x69, 0x64, 0x3a, 0x20, 0x37, 0x33, 0x34, 0x36, 0x30,
    0x82, 0x01, 0x22, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
    0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01, 0x0f, 0x00, 0x30,
    0x82, 0x01, 0x0a, 0x02, 0x82, 0x01, 0x01, 0x00, 0xa5, 0x45, 0x13, 0xf2,
    0xb2, 0xcb, 0x4b, 0x0f, 0xb4, 0x44, 0x25, 0x9c, 0x8a, 0x68, 0x54, 0xd5,
    0x45, 0x1e, 0x15, 0x89, 0x5b, 0xb8, 0xce, 0xda, 0x5a, 0x42, 0xe6, 0x9a,
    0x8c, 0xc1, 0xcb, 0xe8, 0xc5, 0xf5, 0x8f, 0x49, 0x0e, 0x02, 0xef, 0x5e,
    0x97, 0x1a, 0x91, 0xa4, 0x94, 0xc3, 0x50, 0x13, 0xe5, 0x13, 0xb7, 0x7f,
    0x26, 0x53, 0x19, 0xb0, 0x37, 0xa5, 0xef, 0xe6, 0x2a, 0x39, 0xdc, 0x93,
    0x37, 0xe2, 0x3d, 0x7f, 0xcb, 0x4b, 0x93, 0xa2, 0xc3, 0x69, 0x78, 0xc9,
    0x01, 0xfa, 0x68, 0x3b, 0xe0, 0xe2, 0x22, 0x6c, 0xeb, 0xe4, 0x8a, 0xa8,
    0x3e, 0xf5, 0x20, 0x82, 0xa8, 0x62, 0x68, 0x59, 0x78, 0x24, 0xde, 0xef,
    0x47, 0x43, 0xb1, 0x6c, 0x38, 0x29, 0xd3, 0x69, 0x3f, 0xae, 0x35, 0x57,
    0x75, 0x80, 0xc9, 0x21, 0xe7, 0x01, 0xb9, 0x54, 0x8b, 0x6e, 0x4e, 0x2e,
    0x5a, 0x5b, 0x77, 0xa4, 0x22, 0xc2, 0x7b, 0x95, 0xb9, 0x39, 0x2c, 0xbd,
    0xc2, 0x1e, 0x02, 0xa6, 0xb2, 0xbc, 0x0f, 0x7a, 0xcb, 0xdc, 0xbc, 0xbc,
    0x90, 0x66, 0xe3, 0xca, 0x46, 0x53, 0x3e, 0x98, 0xff, 0x2e, 0x78, 0x9f,
    0xd3, 0xa1, 0x12, 0x93, 0x66, 0x7d, 0xcc, 0x94, 0x6b, 0xec, 0x19, 0x0e,
    0x20, 0x45, 0x22, 0x57, 0x6d, 0x9e, 0xd0, 0x89, 0xf2, 0xa9, 0x34, 0xdc,
    0xab, 0xa5, 0x73, 0x47, 0x38, 0xe3, 0x7f, 0x98, 0x3a, 0x61, 0xae, 0x6c,
    0x4d, 0xf2, 0x31, 0x90, 0xcb, 0x83, 0xc1, 0xee, 0xb4, 0xf2, 0x9a, 0x28,
    0x5f, 0xbb, 0x7d, 0x89, 0xdf, 0xa2, 0x31, 0xb6, 0x1d, 0x39, 0x2b, 0x70,
    0xbf, 0x1e, 0xad, 0xe1, 0x74, 0x94, 0x1d, 0xf8, 0xc5, 0x1a, 0x8d, 0x13,
    0x45, 0xf0, 0x6a, 0x80, 0x0c, 0x5d, 0xbb, 0x46, 0x8a, 0x43, 0xd0, 0xff,
    0x21, 0x39, 0x57, 0x53, 0x5b, 0x51, 0xf8, 0xa2, 0x8f, 0x7f, 0x27, 0xc7,
    0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x82, 0x01, 0x10, 0x30, 0x82, 0x01,
    0x0c, 0x30, 0x12, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01, 0xff, 0x04,
    0x08, 0x30, 0x06, 0x01, 0x01, 0xff, 0x02, 0x01, 0x00, 0x30, 0x0e, 0x06,
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    0x04, 0x02, 0x02, 0x1c, 0xb2, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48,
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    0x87, 0xe0, 0x21, 0x7d, 0xfa, 0x23, 0xc3, 0x0d, 0x73, 0x8f, 0x46, 0xe7,
    0x09, 0x59, 0xda, 0x2e, 0x55, 0x59, 0xff, 0x3c, 0x1b, 0xf6, 0xf8, 0x9a,
    0xc4, 0x1c, 0xf7, 0xac, 0xca, 0xe7, 0x63, 0xf2, 0xc7, 0xd6, 0x0c, 0x2d,
    0xa6, 0xad, 0x55, 0xf4, 0x10, 0x0e, 0xa8, 0x82, 0x0f, 0x88, 0xb5, 0x44,
    0xe8, 0x8e, 0x84, 0x08, 0xf7, 0xdd, 0xe7, 0x10, 0xce, 0x71, 0x56, 0x57,
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    0x1f, 0xae, 0x0d, 0x71, 0x20, 0xee, 0xec, 0x3b, 0xae, 0x95, 0x25, 0x15,
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    0x58, 0x4d, 0x53, 0x30, 0x7f, 0x4d, 0x89, 0xca, 0x95, 0x6e, 0xb5, 0xb8,
    0x8e, 0xc8, 0x2d, 0x18, 0x2f, 0x52, 0x2a, 0xde, 0xac, 0x56, 0x8d, 0x8c,
    0x67, 0x14, 0xf6, 0xb9, 0xf1, 0x65, 0xd3, 0x22, 0x43, 0xa3, 0x98, 0x42,
    0x20, 0x43, 0x4c, 0xdf, 0xf2, 0xeb, 0x31, 0x8c, 0x0e, 0x53, 0x5b, 0x99,
    0x82, 0xc3, 0x48, 0x04, 0x53, 0xad, 0x96, 0xb6, 0x9f, 0x52, 0xcc, 0x01,
    0xc8, 0xb3, 0x87, 0x6b, 0x9e, 0xea, 0xa9, 0xeb, 0xda, 0xac, 0xf9, 0x6f,
    0xde, 0xa1, 0x44, 0x32, 0x52, 0x49, 0x47, 0xff, 0x65, 0x79, 0x1e, 0xc5,
    0x73, 0x17, 0xb3, 0x36, 0xfc, 0x45, 0xca, 0x90, 0x37, 0x59, 0x1e, 0x16,
    0xab, 0x09, 0x69, 0xcf, 0xda, 0x56, 0x51, 0xfd, 0xeb, 0xcf, 0xcb, 0x8f,
    0xb1, 0xc3, 0x45, 0x2b, 0x7c, 0x0a, 0xa5, 0x9c, 0x0d, 0x2c, 0xad, 0x1c,
    0xd3, 0x33, 0xdd, 0xfe, 0x93, 0x69, 0xa2, 0x4b, 0x4b, 0xcf, 0x1d, 0x20,
    0x98, 0x4a, 0x4f, 0x5b, 0xe9, 0x24, 0xca, 0xfa, 0x18, 0x11, 0x81, 0x8b,
    0x7a, 0xb4, 0x5a, 0xc8, 0xdf, 0x6f, 0x5f, 0x21, 0x07, 0x31, 0x00};

const uint32_t kOemCertSystemId = 7346;

}  // namespace

namespace wvcdm {

class CryptoSessionForTest : public TestCryptoSession, public WvCdmTestBase {
 public:
  using CryptoSession::ExtractSystemIdFromOemCert;
  CryptoSessionForTest() : TestCryptoSession(metrics_.GetCryptoMetrics()) {}

  void SetUp() {}

  KeySession* key_session() { return key_session_.get(); }

 private:
  static metrics::SessionMetrics metrics_;
};

metrics::SessionMetrics CryptoSessionForTest::metrics_;

TEST(CryptoSessionTest, CanExtractSystemIdFromOemCertificate) {
  std::string oem_cert(reinterpret_cast<const char*>(kOemCert),
                       sizeof(kOemCert));
  uint32_t system_id;
  ASSERT_TRUE(
      CryptoSessionForTest::ExtractSystemIdFromOemCert(oem_cert, &system_id));
  ASSERT_EQ(kOemCertSystemId, system_id);
}

class CryptoSessionMetricsTest : public WvCdmTestBase {
 protected:
  uint32_t FindKeyboxSystemID() {
    OEMCryptoResult sts;
    uint8_t key_data[256];
    size_t key_data_len = sizeof(key_data);
    sts = OEMCrypto_GetKeyData(key_data, &key_data_len, kLevelDefault);
    if (sts != OEMCrypto_SUCCESS) return 0;
    uint32_t* data = reinterpret_cast<uint32_t*>(key_data);
    uint32_t system_id = htonl(data[1]);
    return system_id;
  }
};

TEST_F(CryptoSessionMetricsTest, OpenSessionValidMetrics) {
  metrics::CryptoMetrics crypto_metrics;
  std::unique_ptr<CryptoSession> session(
      CryptoSession::MakeCryptoSession(&crypto_metrics));
  session->Open(wvcdm::kLevelDefault);
  // Exercise a method that will touch a metric.
  CdmUsageSupportType usage_type;
  ASSERT_EQ(NO_ERROR, session->GetUsageSupportType(&usage_type));

  drm_metrics::WvCdmMetrics::CryptoMetrics metrics_proto;
  crypto_metrics.Serialize(&metrics_proto);

  // TODO(blueeyes): If we an convert to use full proto rather than proto
  // lite, convert these tests to use Message-based convenience functions.

  // Validate common metrics regardless of provisioning type.
  EXPECT_EQ(1, metrics_proto.oemcrypto_initialize_time_us().size());
  EXPECT_TRUE(metrics_proto.oemcrypto_initialize_time_us(0)
                  .attributes()
                  .has_oem_crypto_result());
  EXPECT_EQ(1u,
            metrics_proto.oemcrypto_initialize_time_us(0).operation_count());
  EXPECT_TRUE(metrics_proto.oemcrypto_initialize_time_us(0).has_mean());

  EXPECT_EQ(usage_type,
            metrics_proto.oemcrypto_usage_table_support().int_value());

  // Validate metrics that differ based on provisioning type.
  CdmClientTokenType token_type = session->GetPreProvisionTokenType();

  if (token_type == kClientTokenKeybox) {
    uint32_t system_id = FindKeyboxSystemID();
    EXPECT_EQ(system_id, metrics_proto.crypto_session_system_id().int_value());
    EXPECT_EQ(OEMCrypto_Keybox,
              metrics_proto.oemcrypto_provisioning_method().int_value());
    EXPECT_EQ(1, metrics_proto.oemcrypto_get_key_data_time_us().size());
    EXPECT_EQ(
        1u, metrics_proto.oemcrypto_get_key_data_time_us(0).operation_count());
  } else if (token_type == kClientTokenOemCert) {
    // Recent devices all have a system id between 1k and 6 or 7k.  Errors
    // we are trying to catch are 0, byte swapped 32 bit numbers, or
    // garbage. These errors will most likely be outside the range of 1000
    // to 2^16.
    EXPECT_LE(1000, metrics_proto.crypto_session_system_id().int_value());
    EXPECT_GT(0X10000, metrics_proto.crypto_session_system_id().int_value());

    EXPECT_EQ(OEMCrypto_OEMCertificate,
              metrics_proto.oemcrypto_provisioning_method().int_value());
    ASSERT_EQ(1, metrics_proto.oemcrypto_get_oem_public_certificate().size());
    EXPECT_EQ(1, metrics_proto.oemcrypto_get_oem_public_certificate(0).count());
  } else if (token_type == kClientTokenDrmCert) {
    // TODO(blueeyes): Add support for getting the system id from a
    // pre-installed DRM certificate..
  } else {
    FAIL() << "Unexpected token type: " << token_type;
  }
}

TEST_F(CryptoSessionMetricsTest, GetProvisioningTokenValidMetrics) {
  metrics::CryptoMetrics crypto_metrics;
  std::unique_ptr<CryptoSession> session(
      CryptoSession::MakeCryptoSession(&crypto_metrics));

  ASSERT_EQ(NO_ERROR, session->Open(wvcdm::kLevelDefault));

  CdmClientTokenType token_type = session->GetPreProvisionTokenType();
  LOGI("token_type: %d", token_type);

  // DRM Certificate provisioning method does not support a provisioning
  // token. Otherwise, we should be able to fetch the token.
  std::string token;
  if (token_type != kClientTokenDrmCert) {
    ASSERT_EQ(NO_ERROR, session->GetProvisioningToken(&token));
  }

  drm_metrics::WvCdmMetrics::CryptoMetrics metrics_proto;
  crypto_metrics.Serialize(&metrics_proto);

  if (token_type == kClientTokenKeybox) {
    ASSERT_EQ(1, metrics_proto.crypto_session_get_token().size());
    EXPECT_EQ(1, metrics_proto.crypto_session_get_token(0).count());

    uint32_t system_id = FindKeyboxSystemID();
    EXPECT_EQ(system_id, metrics_proto.crypto_session_system_id().int_value());
    EXPECT_EQ(1, metrics_proto.oemcrypto_get_key_data_time_us().size());
    EXPECT_EQ(
        2u, metrics_proto.oemcrypto_get_key_data_time_us(0).operation_count());
  } else if (token_type == kClientTokenOemCert) {
    // Recent devices all have a system id between 1k and 6 or 7k.  Errors
    // we are trying to catch are 0, byte swapped 32 bit numbers, or
    // garbage. These errors will most likely be outside the range of 1000
    // to 2^16.
    EXPECT_LE(1000, metrics_proto.crypto_session_system_id().int_value());
    EXPECT_GT(0X10000, metrics_proto.crypto_session_system_id().int_value());

    EXPECT_EQ(OEMCrypto_OEMCertificate,
              metrics_proto.oemcrypto_provisioning_method().int_value());
    EXPECT_EQ(1, metrics_proto.oemcrypto_get_oem_public_certificate().size());
    EXPECT_EQ(1, metrics_proto.oemcrypto_get_oem_public_certificate(0).count());

    ASSERT_EQ(1, metrics_proto.crypto_session_get_token().size());
    EXPECT_EQ(1, metrics_proto.crypto_session_get_token(0).count());
  } else {
    ASSERT_EQ(0, metrics_proto.crypto_session_get_token().size());
  }
}

}  // namespace wvcdm