This flag was originally used to change OnChainClock behavior when using hardhat as an ethereum chain source due to a very strange bug which would mark the timestamp of new blocks as one second off the timestamp they should have been.
The issue has since been worked around in another manner, and thus this flag is no longer needed.
* Workaround for Hardhat timestamp bug
Likely due to a Hardhat bug in which the callbacks for subscription events are called and awaited before updating its local understanding of the last block time, Hardhat will report a block time in the `newHeads` event that is generally 1 second before the time reported from `getLatestBlock.timestamp`. This was causing issues with the OnChainClock's offset and therefore the `now()` used by the `OnChainClock` would sometimes be off by a second (or more), causing tests to fail.
This commit introduce a `codex_use_hardhat` compilation flag, that when set, will always get the latest block timestamp from Hardhat via the `getLatestBlock.timestamp` RPC call for `OnChainClock.now` calls. Otherwise, the last block timestamp reported in the `newHeads` event will be used.
Update the docker dist tests compilation flag for simulated proof failures (it was not correct), and explicitly add the `codex_use_hardhat=false` for clarity.
* enable simulated proof failures for coverage
* comment out failing test on linux -- will be replaced
* bump codex contracts eth
* add back clock offset for non-hardhat cases
* bump codex-contracts-eth
increases pointer by 67 blocks each period increase
* Add `codex_use_hardhat` flag to coverage tests
Ben
Eric
Slava
Ben Bierens