ocean.js/test/unit/__mocks__/ContractBase.Mock.ts

import ContractBase from '../../../src/datatokens/contracts/ContractBase'

export default class ContractBaseMock extends ContractBase {
    public async initMock(config: any) {
        await this.init(config)
    }

    public async callMock(name: string, args: any[], from?: string) {
        return this.call(name, args, from)
    }

    public async sendMock(name: string, from: string, args: any[]) {
        return this.send(name, from, args)
    }
}