feat: request 0 txs from get_txs test

[ayeletstarkware]

This change is 

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.80%. Comparing base (a2b8df2) to head (2dbc7ca).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #365   +/-   ##
=======================================
  Coverage   80.80%   80.80%           
=======================================
  Files          35       35           
  Lines        1620     1620           
  Branches     1620     1620           
=======================================
  Hits         1309     1309           
  Misses        245      245           
  Partials       66       66           

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[elintul]

Reviewed 1 of 1 files at r1, all commit messages.
Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @ayeletstarkware and @MohammadNassar1)

---

crates/mempool/src/mempool_test.rs line 65 at r1 (raw file):

#[case(3)] // Requesting exactly the number of transactions in the queue
#[case(5)] // Requesting more transactions than are in the queue
#[case(2)] // Requesting fewer transactions than are in the queue

Suggestion:

#[case::test_get_zero_txs(0)]
#[case::test_get_exactly_all_eligible_txs(3)]
#[case::test_get_more_than_all_eligible_txs(5)]
#[case::test_get_less_than_all_eligible_txs(2)]

[elintul]

Reviewed 1 of 1 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @MohammadNassar1)

[elintul]

Reviewed 1 of 1 files at r3, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @MohammadNassar1)