Add helpers for tests

Author: s1gr1d

dev-packages/browser-integration-tests/utils/fixtures.ts

@@ -35,6 +35,7 @@ export type TestFixtures = {
     skipRouteHandler?: boolean;
     skipDsnRouteHandler?: boolean;
     handleLazyLoadedFeedback?: boolean;
+    responseHeaders?: Record<string, string>;
   }) => Promise<string>;
   forceFlushReplay: () => Promise<string>;
   enableConsole: () => void;
@@ -59,7 +60,13 @@ const sentryTest = base.extend<TestFixtures>({
 
   getLocalTestUrl: ({ page }, use) => {
     return use(
-      async ({ testDir, skipRouteHandler = false, skipDsnRouteHandler = false, handleLazyLoadedFeedback = false }) => {
+      async ({
+        testDir,
+        skipRouteHandler = false,
+        skipDsnRouteHandler = false,
+        handleLazyLoadedFeedback = false,
+        responseHeaders = {},
+      }) => {
         const pagePath = `${TEST_HOST}/index.html`;
 
         const tmpDir = path.join(testDir, 'dist', crypto.randomUUID());
@@ -86,7 +93,9 @@ const sentryTest = base.extend<TestFixtures>({
           const file = route.request().url().split('/').pop();
           const filePath = path.resolve(tmpDir, `./${file}`);
 
-          return fs.existsSync(filePath) ? route.fulfill({ path: filePath }) : route.continue();
+          return fs.existsSync(filePath)
+            ? route.fulfill({ path: filePath, headers: responseHeaders })
+            : route.continue();
         });
 
         if (handleLazyLoadedFeedback) {

dev-packages/browser-integration-tests/utils/helpers.ts

@@ -29,6 +29,7 @@ export const envelopeParser = (request: Request | null): unknown[] => {
   });
 };
 
+// Rather use the `properEnvelopeRequestParser`, as the `envelopeParser` does not follow the envelope spec.
 export const envelopeRequestParser = <T = SentryEvent>(request: Request | null, envelopeIndex = 2): T => {
   return envelopeParser(request)[envelopeIndex] as T;
 };
@@ -79,8 +80,12 @@ function getEventAndTraceHeader(envelope: EventEnvelope): EventAndTraceHeader {
   return [event, trace];
 }
 
-export const properEnvelopeRequestParser = <T = SentryEvent>(request: Request | null, envelopeIndex = 1): T => {
-  return properEnvelopeParser(request)[0]?.[envelopeIndex] as T;
+export const properEnvelopeRequestParser = <T = SentryEvent>(
+  request: Request | null,
+  envelopeItemIndex: number,
+  envelopeIndex = 1, // 1 is usually the payload of the envelope (0 is the header)
+): T => {
+  return properEnvelopeParser(request)[envelopeItemIndex]?.[envelopeIndex] as T;
 };
 
 export const properFullEnvelopeRequestParser = <T extends Envelope>(request: Request | null): T => {