feat: RPC - add starknet_getClassHashAt

[ftupas]

Implement starknet_getClassHashAt RPC that gets the contract class hash in the given block for the contract deployed at the given address

Pull Request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no API changes)
• Build-related changes
• Documentation content changes
• Testing
• Other (please describe):

What is the current behavior?

Issue Number: #196

What is the new behavior?

• Add getClassHashAt to RPC client
• Test getClassHashAt RPC method
• Fix feat: RPC - starknet_getClassHashAt #196

Does this introduce a breaking change?

• Yes
• No

Other information

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: -0.33 ⚠️

Comparison is base (99594b8) 35.66% compared to head (91f98b3) 35.33%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #276      +/-   ##
==========================================
- Coverage   35.66%   35.33%   -0.33%     
==========================================
  Files          61       61              
  Lines        5050     5097      +47     
  Branches     5050     5097      +47     
==========================================
  Hits         1801     1801              
- Misses       2779     2826      +47     
  Partials      470      470              

Impacted Files	Coverage Δ
crates/client/rpc-core/src/lib.rs	16.47% <ø> (ø)
crates/client/rpc/src/lib.rs	11.83% <0.00%> (-1.42%)	⬇️
crates/client/storage/src/overrides/mod.rs	0.00% <0.00%> (ø)
...client/storage/src/overrides/schema_v1_override.rs	0.00% <0.00%> (ø)

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[EvolveArt]

left few comments, please improve integration tests (add more cases and test return values)

[ftupas]

left few comments, please improve integration tests (add more cases and test return values)

Thanks for the review @EvolveArt , will update accordingly ✌️

[AbdelStark]

hey @ftupas what is the status of this PR ?

[ftupas]

hey @ftupas what is the status of this PR ?

Hi @abdelhamidbakhta, it's up for review normally I've resolved the conflicts 🤙 I've also improved the integration test by adding more test cases

[AbdelStark]

hey @ftupas what is the status of this PR ?

Hi @abdelhamidbakhta, it's up for review normally I've resolved the conflicts 🤙 I've also improved the integration test by adding more test cases

awesome thanks for the prompt reply. I will leave @EvolveArt continue the review then

[EvolveArt]

lgtm

[VeryDustyBot]

This item belongs to payment request #19FC5A on OnlyDust:

• from abdelhamidbakhta to ftupas
• 1 item included
• $750 for 1 day and 4 hours of work