fix(sdk): Do not overwrite _metadata option by default sdkInfo

CHANGELOG.md

@@ -5,6 +5,7 @@
 ### Fixes
 
 - Store envelopes immediately during a fatal crash on iOS ([#3031](https://github.com/getsentry/sentry-react-native/pull/3031))
+- Do not overwrite `_metadata` option by default `sdkInfo` ([#3036](https://github.com/getsentry/sentry-react-native/pull/3036))
 
 ### Dependencies
 

src/js/integrations/sdkinfo.ts

@@ -29,7 +29,7 @@ export class SdkInfo implements Integration {
    */
   public name: string = SdkInfo.id;
 
-  private _nativeSdkInfo: Package | null = null;
+  private _nativeSdkPackage: Package | null = null;
 
   /**
    * @inheritDoc
@@ -38,9 +38,9 @@ export class SdkInfo implements Integration {
     addGlobalEventProcessor(async event => {
       // The native SDK info package here is only used on iOS as `beforeSend` is not called on `captureEnvelope`.
       // this._nativeSdkInfo should be defined a following time so this call won't always be awaited.
-      if (NATIVE.platform === 'ios' && this._nativeSdkInfo === null) {
+      if (NATIVE.platform === 'ios' && this._nativeSdkPackage === null) {
         try {
-          this._nativeSdkInfo = await NATIVE.fetchNativeSdkInfo();
+          this._nativeSdkPackage = await NATIVE.fetchNativeSdkInfo();
         } catch (e) {
           // If this fails, go ahead as usual as we would rather have the event be sent with a package missing.
           logger.warn(
@@ -51,14 +51,14 @@ export class SdkInfo implements Integration {
       }
 
       event.platform = event.platform || 'javascript';
-      event.sdk = {
-        ...(event.sdk ?? {}),
-        ...defaultSdkInfo,
-        packages: [
-          ...((event.sdk && event.sdk.packages) || []),
-          ...((this._nativeSdkInfo && [this._nativeSdkInfo]) || []),
-        ],
-      };
+      event.sdk = event.sdk || {};
+      event.sdk.name = event.sdk.name || defaultSdkInfo.name;
+      event.sdk.version = event.sdk.version || defaultSdkInfo.version;
+      event.sdk.packages = [
+        // default packages are added by baseclient and should not be added here
+        ...(event.sdk.packages || []),
+        ...((this._nativeSdkPackage && [this._nativeSdkPackage]) || []),
+      ];
 
       return event;
     });

test/integrations/sdkinfo.test.ts

@@ -1,5 +1,6 @@
 import type { Event, EventHint, Package } from '@sentry/types';
 
+import { SDK_NAME, SDK_VERSION } from '../../src/js';
 import { SdkInfo } from '../../src/js/integrations';
 import { NATIVE } from '../../src/js/wrapper';
 
@@ -57,6 +58,29 @@ describe('Sdk Info', () => {
     expect(processedEvent?.platform === 'javascript');
     expect(mockedFetchNativeSdkInfo).toBeCalledTimes(1);
   });
+
+  it('Does not overwrite existing sdk name and version', async () => {
+    mockedFetchNativeSdkInfo = jest.fn().mockResolvedValue(null);
+    const mockEvent: Event = {
+      sdk: {
+        name: 'test-sdk',
+        version: '1.0.0',
+      },
+    };
+    const processedEvent = await executeIntegrationFor(mockEvent);
+
+    expect(processedEvent?.sdk?.name).toEqual('test-sdk');
+    expect(processedEvent?.sdk?.version).toEqual('1.0.0');
+  });
+
+  it('Does use default sdk name and version', async () => {
+    mockedFetchNativeSdkInfo = jest.fn().mockResolvedValue(null);
+    const mockEvent: Event = {};
+    const processedEvent = await executeIntegrationFor(mockEvent);
+
+    expect(processedEvent?.sdk?.name).toEqual(SDK_NAME);
+    expect(processedEvent?.sdk?.version).toEqual(SDK_VERSION);
+  });
 });
 
 function executeIntegrationFor(mockedEvent: Event, mockedHint: EventHint = {}): Promise<Event | null> {