nim-codex/tests/contracts/time.nim

18 lines
753 B
Nim

import pkg/ethers
import pkg/serde/json
proc blockTime*(provider: Provider, tag: BlockTag): Future[UInt256] {.async.} =
return (!await provider.getBlock(tag)).timestamp
proc currentTime*(provider: Provider): Future[UInt256] {.async.} =
return await provider.blockTime(BlockTag.pending)
proc advanceTime*(provider: JsonRpcProvider, seconds: UInt256) {.async.} =
discard await provider.send("evm_increaseTime", @[%("0x" & seconds.toHex)])
discard await provider.send("evm_mine")
proc advanceTimeTo*(provider: JsonRpcProvider, timestamp: UInt256) {.async.} =
if (await provider.currentTime()) != timestamp:
discard await provider.send("evm_setNextBlockTimestamp", @[%("0x" & timestamp.toHex)])
discard await provider.send("evm_mine")