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author | Leonid Logvinov <logvinov.leon@gmail.com> | 2018-11-23 21:03:48 +0800 |
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committer | Leonid Logvinov <logvinov.leon@gmail.com> | 2018-12-03 19:09:28 +0800 |
commit | 0faa8b3231ddfc15723a4bdda0b6ed7aeb742bd4 (patch) | |
tree | 1d1f4ec74287ff12e305a18fee459772345c2ff1 /contracts/core/test/utils/block_timestamp.ts | |
parent | 450c72035f13b02cb3cbd24f68a9fcb743aceb26 (diff) | |
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Refactor contracts-core into contracts-multisig, contracts-core and contracts-test-utils
Diffstat (limited to 'contracts/core/test/utils/block_timestamp.ts')
-rw-r--r-- | contracts/core/test/utils/block_timestamp.ts | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/contracts/core/test/utils/block_timestamp.ts b/contracts/core/test/utils/block_timestamp.ts deleted file mode 100644 index 66c13eed1..000000000 --- a/contracts/core/test/utils/block_timestamp.ts +++ /dev/null @@ -1,43 +0,0 @@ -import * as _ from 'lodash'; - -import { constants } from './constants'; -import { web3Wrapper } from './web3_wrapper'; - -let firstAccount: string | undefined; - -/** - * Increases time by the given number of seconds and then mines a block so that - * the current block timestamp has the offset applied. - * @param seconds the number of seconds by which to incrase the time offset. - * @returns a new Promise which will resolve with the new total time offset or - * reject if the time could not be increased. - */ -export async function increaseTimeAndMineBlockAsync(seconds: number): Promise<number> { - if (_.isUndefined(firstAccount)) { - const accounts = await web3Wrapper.getAvailableAddressesAsync(); - firstAccount = accounts[0]; - } - - const offset = await web3Wrapper.increaseTimeAsync(seconds); - // Note: we need to send a transaction after increasing time so - // that a block is actually mined. The contract looks at the - // last mined block for the timestamp. - await web3Wrapper.awaitTransactionSuccessAsync( - await web3Wrapper.sendTransactionAsync({ from: firstAccount, to: firstAccount, value: 0 }), - constants.AWAIT_TRANSACTION_MINED_MS, - ); - - return offset; -} - -/** - * Returns the timestamp of the latest block in seconds since the Unix epoch. - * @returns a new Promise which will resolve with the timestamp in seconds. - */ -export async function getLatestBlockTimestampAsync(): Promise<number> { - const currentBlockIfExists = await web3Wrapper.getBlockIfExistsAsync('latest'); - if (_.isUndefined(currentBlockIfExists)) { - throw new Error(`Unable to fetch latest block.`); - } - return currentBlockIfExists.timestamp; -} |