import * as chai from 'chai'; import * as dirtyChai from 'dirty-chai'; import 'mocha'; import { createDirIfDoesNotExistAsync, getNormalizedErrMsg, parseDependencies, parseSolidityVersionRange, } from '../src/utils/compiler'; import { fsWrapper } from '../src/utils/fs_wrapper'; chai.use(dirtyChai); const expect = chai.expect; describe('Compiler utils', () => { describe('#getNormalizedErrorMessage', () => { it('normalizes the error message', () => { const errMsg = 'base/Token.sol:6:46: Warning: Unused local variable'; const normalizedErrMsg = getNormalizedErrMsg(errMsg); expect(normalizedErrMsg).to.be.equal('Token.sol:6:46: Warning: Unused local variable'); }); }); describe('#createDirIfDoesNotExistAsync', () => { it('creates artifacts dir', async () => { const artifactsDir = `${__dirname}/artifacts`; expect(fsWrapper.doesPathExistSync(artifactsDir)).to.be.false(); await createDirIfDoesNotExistAsync(artifactsDir); expect(fsWrapper.doesPathExistSync(artifactsDir)).to.be.true(); fsWrapper.rmdirSync(artifactsDir); expect(fsWrapper.doesPathExistSync(artifactsDir)).to.be.false(); }); }); describe('#parseSolidityVersionRange', () => { it('correctly parses the version range', () => { expect(parseSolidityVersionRange('pragma solidity ^0.0.1;')).to.be.equal('^0.0.1'); expect(parseSolidityVersionRange('\npragma solidity 0.0.1;')).to.be.equal('0.0.1'); expect(parseSolidityVersionRange('pragma solidity <=1.0.1;')).to.be.equal('<=1.0.1'); expect(parseSolidityVersionRange('pragma solidity ~1.0.1;')).to.be.equal('~1.0.1'); }); // TODO: For now that doesn't work. This will work after we switch to a grammar-based parser it.skip('correctly parses the version range with comments', () => { expect(parseSolidityVersionRange('// pragma solidity ~1.0.1;\npragma solidity ~1.0.2;')).to.be.equal( '~1.0.2', ); }); }); describe('#parseDependencies', () => { it('correctly parses Exchange dependencies', async () => { const exchangeSource = await fsWrapper.readFileAsync(`${__dirname}/fixtures/contracts/main/Exchange.sol`, { encoding: 'utf8', }); const sourceFileId = '/main/Exchange.sol'; expect(parseDependencies(exchangeSource, sourceFileId)).to.be.deep.equal([ '/main/TokenTransferProxy.sol', '/base/Token.sol', '/base/SafeMath.sol', ]); }); it('correctly parses TokenTransferProxy dependencies', async () => { const exchangeSource = await fsWrapper.readFileAsync( `${__dirname}/fixtures/contracts/main/TokenTransferProxy.sol`, { encoding: 'utf8', }, ); const sourceFileId = '/main/TokenTransferProxy.sol'; expect(parseDependencies(exchangeSource, sourceFileId)).to.be.deep.equal([ '/base/Token.sol', '/base/Ownable.sol', ]); }); // TODO: For now that doesn't work. This will work after we switch to a grammar-based parser it.skip('correctly parses commented out dependencies', async () => { const contractWithCommentedOutDependencies = `// import "./TokenTransferProxy.sol";`; const sourceFileId = '/main/TokenTransferProxy.sol'; expect(parseDependencies(contractWithCommentedOutDependencies, sourceFileId)).to.be.deep.equal([]); }); }); });