Adding BluetoothTestBase::CheckNotifySessionValue() method

device/bluetooth/test/bluetooth_test_mac.mm

 // 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 "device/bluetooth/test/bluetooth_test_mac.h"
 
 #include <stdint.h>
 
 #include "base/mac/foundation_util.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 447 matching lines @@
   BluetoothRemoteGattCharacteristicMac* characteristic_mac =
       static_cast<BluetoothRemoteGattCharacteristicMac*>(characteristic);
   CBCharacteristic* cb_characteristic =
       characteristic_mac->GetCBCharacteristic();
   MockCBCharacteristic* characteristic_mock =
       ObjCCast<MockCBCharacteristic>(cb_characteristic);
   [service_mock removeCharacteristicMock:characteristic_mock];
   [peripheral_mock mockDidDiscoverEvents];
 }
 
+void BluetoothTestMac::CheckNotifySessionValue(
+    uint16_t expected_config_descriptor_value,
+    int attempts) {
+  EXPECT_EQ(attempts, gatt_notify_characteristic_attempts_);
+  if (expected_config_descriptor_value == 0) {
+    EXPECT_TRUE(last_notify_value);
+  } else if (expected_config_descriptor_value == 1 ||
+             expected_config_descriptor_value == 2) {
+    EXPECT_FALSE(last_notify_value);
+  }
+}
+
 void BluetoothTestMac::OnFakeBluetoothDeviceConnectGattCalled() {
   gatt_connection_attempts_++;
 }
 
 void BluetoothTestMac::OnFakeBluetoothGattDisconnect() {
   gatt_disconnection_attempts_++;
 }
 
 void BluetoothTestMac::OnFakeBluetoothServiceDiscovery() {
   gatt_discovery_attempts_++;
@@ skipping 82 matching lines @@
 //     crypto::SHA256HashString(input_str, raw, sizeof(raw));
 //     if (base::HexEncode(raw, sizeof(raw)) == target) {
 //       return input_str;
 //     }
 //     ++input[0];
 //   }
 //   return "";
 // }
 
 }  // namespace device