[NC Apple coverage] Add tests for Nearby BLE GATT server.

PiperOrigin-RevId: 825816375
2026-09-14 22:56:12 -04:00 · 2025-10-29 19:49:12 -07:00
parent 270c71ad4b
commit 88f37eeb88
2 changed files with 164 additions and 0 deletions
@@ -38,6 +38,7 @@ objc_library(
        "GNCWifiHotspotMediumTest.mm",
        "GNCWifiLanMediumTest.mm",
        "UtilsTest.mm",
+        "ble_gatt_server_test.mm",
        "ble_l2cap_server_socket_test.mm",
        "ble_l2cap_socket_test.mm",
        "ble_medium_test.mm",
@@ -0,0 +1,163 @@
+// Copyright 2025 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "internal/platform/implementation/apple/ble_gatt_server.h"
+
+#import <CoreBluetooth/CoreBluetooth.h>
+#import <XCTest/XCTest.h>
+
+#include <string>
+#include <vector>
+
+#import "internal/platform/implementation/apple/Mediums/BLE/GNCBLEGATTCharacteristic.h"
+#import "internal/platform/implementation/apple/Mediums/BLE/GNCBLEGATTServer.h"
+#import "internal/platform/implementation/apple/ble_utils.h"
+#include "internal/platform/implementation/ble.h"
+
+// Fake implementation for GNCBLEGATTServer
+@interface GNCGattServerTestFakeBLEGATTServer : NSObject
+@property(nonatomic) GNCBLEGATTCharacteristic *characteristicToReturn;
+@property(nonatomic) NSError *errorToReturn;
+@property(nonatomic) BOOL stopCalled;
+@end
+
+@implementation GNCGattServerTestFakeBLEGATTServer
+
+- (void)createCharacteristicWithServiceID:(CBUUID *)serviceUUID
+                       characteristicUUID:(CBUUID *)characteristicUUID
+                              permissions:(CBAttributePermissions)permissions
+                               properties:(CBCharacteristicProperties)properties
+                        completionHandler:
+                            (void (^)(GNCBLEGATTCharacteristic *_Nullable characteristic,
+                                      NSError *_Nullable error))completionHandler {
+  if (completionHandler) {
+    dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+      completionHandler(self.errorToReturn ? nil : self.characteristicToReturn, self.errorToReturn);
+    });
+  }
+}
+
+- (void)updateCharacteristic:(GNCBLEGATTCharacteristic *)characteristic
+                       value:(NSData *)value
+           completionHandler:(void (^)(NSError *_Nullable error))completionHandler {
+  if (completionHandler) {
+    dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
+      completionHandler(self.errorToReturn);
+    });
+  }
+}
+
+- (void)stop {
+  self.stopCalled = YES;
+}
+
+@end
+
+@interface GNCGattServerTest : XCTestCase
+@end
+
+@implementation GNCGattServerTest {
+  nearby::apple::GattServer *_gattServer;
+  GNCGattServerTestFakeBLEGATTServer *_fakeGNCBLEGATTServer;
+}
+
+- (void)setUp {
+  [super setUp];
+  _fakeGNCBLEGATTServer = [[GNCGattServerTestFakeBLEGATTServer alloc] init];
+  _gattServer = new nearby::apple::GattServer((GNCBLEGATTServer *)_fakeGNCBLEGATTServer);
+}
+
+- (void)tearDown {
+  delete _gattServer;
+  [super tearDown];
+}
+
+- (void)testCreateCharacteristicSuccess {
+  nearby::Uuid serviceUuid = nearby::Uuid([[CBUUID UUIDWithString:@"FEF3"] UUIDString].UTF8String);
+  nearby::Uuid characteristicUuid =
+      nearby::Uuid([[CBUUID UUIDWithString:@"B2B4"] UUIDString].UTF8String);
+  GNCBLEGATTCharacteristic *characteristic =
+      [[GNCBLEGATTCharacteristic alloc] initWithUUID:[CBUUID UUIDWithString:@"B2B4"]
+                                         serviceUUID:[CBUUID UUIDWithString:@"FEF3"]
+                                         permissions:CBAttributePermissionsReadable
+                                          properties:CBCharacteristicPropertyRead];
+  _fakeGNCBLEGATTServer.characteristicToReturn = (GNCBLEGATTCharacteristic *)characteristic;
+
+  std::optional<nearby::api::ble::GattCharacteristic> result = _gattServer->CreateCharacteristic(
+      serviceUuid, characteristicUuid, nearby::api::ble::GattCharacteristic::Permission::kRead,
+      nearby::api::ble::GattCharacteristic::Property::kRead);
+  XCTAssertTrue(result.has_value());
+}
+
+- (void)testCreateCharacteristicFailure {
+  nearby::Uuid serviceUuid = nearby::Uuid([[CBUUID UUIDWithString:@"FEF3"] UUIDString].UTF8String);
+  nearby::Uuid characteristicUuid =
+      nearby::Uuid([[CBUUID UUIDWithString:@"B2B4"] UUIDString].UTF8String);
+  _fakeGNCBLEGATTServer.errorToReturn = [NSError errorWithDomain:@"test" code:1 userInfo:nil];
+
+  std::optional<nearby::api::ble::GattCharacteristic> result = _gattServer->CreateCharacteristic(
+      serviceUuid, characteristicUuid, nearby::api::ble::GattCharacteristic::Permission::kRead,
+      nearby::api::ble::GattCharacteristic::Property::kRead);
+  XCTAssertFalse(result.has_value());
+}
+
+- (void)testUpdateCharacteristicSuccess {
+  GNCBLEGATTCharacteristic *characteristic =
+      [[GNCBLEGATTCharacteristic alloc] initWithUUID:[CBUUID UUIDWithString:@"B2B4"]
+                                         serviceUUID:[CBUUID UUIDWithString:@"FEF3"]
+                                         permissions:CBAttributePermissionsReadable
+                                          properties:CBCharacteristicPropertyRead];
+  nearby::api::ble::GattCharacteristic cppCharacteristic =
+      nearby::apple::CPPGATTCharacteristicFromObjC((GNCBLEGATTCharacteristic *)characteristic);
+  nearby::ByteArray value("test");
+
+  BOOL result = _gattServer->UpdateCharacteristic(cppCharacteristic, value);
+  XCTAssertTrue(result);
+}
+
+- (void)testUpdateCharacteristicFailure {
+  GNCBLEGATTCharacteristic *characteristic =
+      [[GNCBLEGATTCharacteristic alloc] initWithUUID:[CBUUID UUIDWithString:@"B2B4"]
+                                         serviceUUID:[CBUUID UUIDWithString:@"FEF3"]
+                                         permissions:CBAttributePermissionsReadable
+                                          properties:CBCharacteristicPropertyRead];
+  nearby::api::ble::GattCharacteristic cppCharacteristic =
+      nearby::apple::CPPGATTCharacteristicFromObjC((GNCBLEGATTCharacteristic *)characteristic);
+  nearby::ByteArray value("test");
+  _fakeGNCBLEGATTServer.errorToReturn = [NSError errorWithDomain:@"test" code:1 userInfo:nil];
+
+  BOOL result = _gattServer->UpdateCharacteristic(cppCharacteristic, value);
+  XCTAssertFalse(result);
+}
+
+- (void)testStop {
+  _gattServer->Stop();
+  XCTAssertTrue(_fakeGNCBLEGATTServer.stopCalled);
+}
+
+- (void)testNotifyCharacteristicChangedUnimplemented {
+  GNCBLEGATTCharacteristic *characteristic =
+      [[GNCBLEGATTCharacteristic alloc] initWithUUID:[CBUUID UUIDWithString:@"B2B4"]
+                                         serviceUUID:[CBUUID UUIDWithString:@"FEF3"]
+                                         permissions:CBAttributePermissionsReadable
+                                          properties:CBCharacteristicPropertyRead];
+  nearby::api::ble::GattCharacteristic cppCharacteristic =
+      nearby::apple::CPPGATTCharacteristicFromObjC((GNCBLEGATTCharacteristic *)characteristic);
+  nearby::ByteArray value("test");
+
+  absl::Status status = _gattServer->NotifyCharacteristicChanged(cppCharacteristic, false, value);
+  XCTAssertEqual(status.code(), absl::StatusCode::kUnimplemented);
+}
+
+@end