protocol/test/utils/blockchain_clean.ts

20 lines
617 B
TypeScript

import {RPC} from './rpc';
export class BlockchainClean {
private rpc: RPC;
private snapshotId: number;
constructor() {
this.rpc = new RPC();
}
// TODO: Check if running on TestRPC or on actual node, if actual node, re-deploy contracts instead
public async setupAsync() {
this.snapshotId = await this.rpc.takeSnapshotAsync();
}
public async restoreAsync() {
const didRevert = await this.rpc.revertSnapshotAsync(this.snapshotId);
if (!didRevert) {
throw new Error(`Snapshot with id #${this.snapshotId} failed to revert`);
}
}
};