test(middleware-flexible-checksums): retry reuses the computed checksum

[trivikr]

Issue

Internal JS-5905

Description

Adds an integration test which confirms checksum is not recomputed on retries

Testing

CI

---

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[trivikr]

Although the test is successful locally, it fails in CI

 FAIL  packages/middleware-flexible-checksums/src/middleware-flexible-checksums.integ.spec.ts > middleware-flexible-checksums > S3 > putObject > retry doesn't recompute the checksum
AssertionError: expected "spy" to be called 1 times, but got 0 times
 ❯ packages/middleware-flexible-checksums/src/middleware-flexible-checksums.integ.spec.ts:153:39
    151| 
    152|         // Validate that flexibleChecksumsMiddleware is called once.
    153|         expect(mockFlexChecksCallsFn).toHaveBeenCalledTimes(1);
       |                                       ^
    154|         // Validate that retryMiddleware is called maxAttempts times.

[github-actions]

This thread has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs and link to relevant comments in this thread.