Implemented BluetoothServiceRecordMac with unittest.

device/bluetooth/bluetooth_service_record_mac_unittest.mm

+// 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 "device/bluetooth/bluetooth_service_record_mac.h"
+
+#import <IOBluetooth/objc/IOBluetoothSDPDataElement.h>
+#import <IOBluetooth/objc/IOBluetoothSDPServiceRecord.h>
+#import <IOBluetooth/objc/IOBluetoothSDPUUID.h>
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/string_number_conversions.h"
+#include "base/strings/sys_string_conversions.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+
+const BluetoothSDPServiceAttributeID kServiceClassIDAttributeId = 0x0001;
+const BluetoothSDPServiceAttributeID kProtocolDescriptorListAttributeId =
+    0x0004;
+const BluetoothSDPServiceAttributeID kServiceNameAttributeId = 0x0100;
+
+const uint8 kRfcommChannel = 0x0c;
+const char kServiceName[] = "Headset Audio Gateway";
+
+const char kExpectedRfcommUuid[] = "01234567-89ab-cdef-0123-456789abcdef";
+const char kExpectedSerialUuid[] = "00001101-0000-1000-8000-00805f9b34fb";
+
+const int kMaxUuidSize = 16;
+
+}  // namespace
+
+namespace device {
+
+class BluetoothServiceRecordMacTest : public testing::Test {
+ public:
+
+  IOBluetoothSDPUUID* ConvertUuid(const char* uuid_hex_char, size_t uuid_size) {
+    std::vector<uint8> uuid_bytes_vector;
+    uint8 uuid_buffer[kMaxUuidSize];
+    base::HexStringToBytes(uuid_hex_char, &uuid_bytes_vector);
+    std::copy(uuid_bytes_vector.begin(),
+              uuid_bytes_vector.end(),
+              uuid_buffer);
+    return [IOBluetoothSDPUUID uuidWithBytes:uuid_buffer length:uuid_size];
+  }
+
+  IOBluetoothSDPDataElement* GetServiceClassId(IOBluetoothSDPUUID* uuid) {
+    IOBluetoothSDPDataElement* uuid_element =
+        [IOBluetoothSDPDataElement withElementValue:uuid];
+    return [IOBluetoothSDPDataElement
+        withElementValue:[NSArray arrayWithObject:uuid_element]];
+  }
+
+  IOBluetoothSDPDataElement* GetProtocolDescriptorList(bool supports_rfcomm) {
+    NSMutableArray* protocol_descriptor_list_sequence = [NSMutableArray array];
+
+    const uint8 l2cap_uuid_bytes[] = { 0x01, 0x00 };
+
+    IOBluetoothSDPUUID* l2cap_uuid =
+        [IOBluetoothSDPUUID uuidWithBytes:l2cap_uuid_bytes length:2];
+    [protocol_descriptor_list_sequence
+        addObject:[NSArray arrayWithObject:l2cap_uuid]];
+
+    if (supports_rfcomm) {
+      const uint8 rfcomm_uuid_bytes[] = { 0x00, 0x03 };
+      IOBluetoothSDPUUID* rfcomm_uuid =
+          [IOBluetoothSDPUUID uuidWithBytes:rfcomm_uuid_bytes length:2];
+      NSNumber* rfcomm_channel =
+          [NSNumber numberWithUnsignedChar:kRfcommChannel];
+      [protocol_descriptor_list_sequence
+          addObject:[NSArray
+              arrayWithObjects:rfcomm_uuid, rfcomm_channel, nil]];
+    }
+
+    return [IOBluetoothSDPDataElement
+        withElementValue:protocol_descriptor_list_sequence];
+  }
+
+  IOBluetoothSDPDataElement* GetServiceName(const std::string& service_name) {
+    return [IOBluetoothSDPDataElement
+        withElementValue:base::SysUTF8ToNSString(service_name)];
+  }
+
+  IOBluetoothSDPServiceRecord* GetServiceRecord(
+      IOBluetoothSDPUUID* uuid, bool supports_rfcomm) {
+    NSMutableDictionary* service_attrs = [NSMutableDictionary dictionary];
+
+    if (uuid != nil) {
+      [service_attrs
+          setObject:GetServiceClassId(uuid)
+             forKey:[NSNumber numberWithInt:kServiceClassIDAttributeId]];
+    }
+    [service_attrs
+        setObject:GetProtocolDescriptorList(supports_rfcomm)
+           forKey:[NSNumber numberWithInt:kProtocolDescriptorListAttributeId]];
+    [service_attrs
+        setObject:GetServiceName(kServiceName)
+           forKey:[NSNumber numberWithInt:kServiceNameAttributeId]];
+
+    return [IOBluetoothSDPServiceRecord withServiceDictionary:service_attrs
+                                                       device:nil];
+  }
+};
+
+TEST_F(BluetoothServiceRecordMacTest, RfcommService) {
+  const char rfcomm_uuid_bytes[] = "0123456789abcdef0123456789abcdef";
+  IOBluetoothSDPUUID* rfcomm_uuid =
+      ConvertUuid(rfcomm_uuid_bytes, sizeof(rfcomm_uuid_bytes) / 2);
+
+  BluetoothServiceRecordMac record(GetServiceRecord(rfcomm_uuid, true));
+  EXPECT_EQ(kServiceName, record.name());
+  EXPECT_TRUE(record.SupportsRfcomm());
+  EXPECT_EQ(kRfcommChannel, record.rfcomm_channel());
+  EXPECT_EQ(kExpectedRfcommUuid, record.uuid());
+}
+
+TEST_F(BluetoothServiceRecordMacTest, ShortUuid) {
+  const char short_uuid_bytes[] = "1101";
+  IOBluetoothSDPUUID* short_uuid =
+      ConvertUuid(short_uuid_bytes, sizeof(short_uuid_bytes) / 2);
+
+  BluetoothServiceRecordMac record(GetServiceRecord(short_uuid, false));
+  EXPECT_EQ(kExpectedSerialUuid, record.uuid());
+}
+
+TEST_F(BluetoothServiceRecordMacTest, MediumUuid) {
+  const char medium_uuid_bytes[] = "00001101";
+  IOBluetoothSDPUUID* medium_uuid =
+      ConvertUuid(medium_uuid_bytes, sizeof(medium_uuid_bytes) / 2);
+
+  BluetoothServiceRecordMac record(GetServiceRecord(medium_uuid, false));
+  EXPECT_EQ(kExpectedSerialUuid, record.uuid());
+}
+
+TEST_F(BluetoothServiceRecordMacTest, UpperCaseUuid) {
+  const char upper_case_uuid_bytes[] = "0123456789ABCDEF0123456789ABCDEF";
+  IOBluetoothSDPUUID* upper_case_uuid =
+      ConvertUuid(upper_case_uuid_bytes, sizeof(upper_case_uuid_bytes) / 2);
+
+  BluetoothServiceRecordMac record(GetServiceRecord(upper_case_uuid, false));
+  EXPECT_EQ(kExpectedRfcommUuid, record.uuid());
+}
+
+TEST_F(BluetoothServiceRecordMacTest, InvalidUuid) {
+  BluetoothServiceRecordMac record(GetServiceRecord(nil, false));
+  EXPECT_EQ("", record.uuid());
+}
+
+}  // namespace device