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coverage.js
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coverage.js
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#!/usr/bin/env node
const API = require('solidity-coverage/api');
const utils = require('solidity-coverage/utils');
const truffleUtils = require('solidity-coverage/plugins/resources/truffle.utils');
const PluginUI = require('solidity-coverage/plugins/resources/truffle.ui');
const pkg = require('solidity-coverage/package.json');
const TruffleConfig = require('@truffle/config');
const death = require('death');
const path = require('path');
const shell = require('shelljs');
async function coverage(){
let ui;
let api;
let error;
let truffle;
let config;
let tempArtifactsDir;
let tempContractsDir;
const defaultConfigName = "truffle-config.js";
try {
death(utils.finish.bind(null, config, api)); // Catch interrupt signals
// =======
// Configs
// =======
const configs = [
"truffle-config-lib-0.5.js",
"truffle-config-lib-0.7.js",
"truffle-config-infrastructure-0.5.js",
"truffle-config-infrastructure.js",
"truffle-config-modules.js",
"truffle-config-wallet.js",
"truffle-config-contracts-test.js"
]
function initializeForConfigFile(configFile){
const configJS = require(path.join(process.cwd(), configFile));
const truffleConfig = (new TruffleConfig()).with(configJS)
config = truffleUtils.normalizeConfig(truffleConfig);
}
initializeForConfigFile(defaultConfigName);
api = new API(utils.loadSolcoverJS(config));
truffle = truffleUtils.loadLibrary(config);
for (configFile of configs){
initializeForConfigFile(configFile);
// =====================
// Instrument Contracts
// =====================
const skipFiles = api.skipFiles || [];
let {
targets,
skipped
} = utils.assembleFiles(config, skipFiles);
targets = api.instrument(targets);
utils.reportSkipped(config, skipped);
// =================================
// Filesys and compile configuration
// =================================
({
tempArtifactsDir,
tempContractsDir
} = utils.getTempLocations(config));
// Only make the artifacts directory once.
if (!shell.test('-e', tempArtifactsDir)){
shell.mkdir(tempArtifactsDir);
}
// Delete temp contracts dirs if they're left over after a crash.
if (shell.test('-e', tempContractsDir)){
shell.rm('-Rf', tempContractsDir);
}
shell.mkdir(tempContractsDir);
utils.save(targets, config.contracts_directory, tempContractsDir);
utils.save(skipped, config.contracts_directory, tempContractsDir);
config.contracts_directory = tempContractsDir;
config.build_directory = tempArtifactsDir;
config.contracts_build_directory = path.join(
tempArtifactsDir,
path.basename(config.contracts_build_directory)
);
config.all = true;
config.compilers.solc.settings.optimizer.enabled = false;
config.compilers.solc.docker = false;
// ========
// Compile
// ========
await truffle.contracts.compile(config);
// Clean up after partial compilation
shell.rm('-Rf', tempContractsDir);
}
// Final config before server launch & test
initializeForConfigFile(defaultConfigName);
({
tempArtifactsDir,
tempContractsDir
} = utils.getTempLocations(config));
config.build_directory = tempArtifactsDir;
config.contracts_build_directory = path.join(
tempArtifactsDir,
path.basename(config.contracts_build_directory)
);
// Copy Uniswap pre-compiles into temp build folder
const exchangePath = path.join(process.cwd(), 'lib_0.5/uniswap/UniswapExchange.json')
const factoryPath = path.join(process.cwd(), 'lib_0.5/uniswap/UniswapFactory.json')
shell.cp(exchangePath, config.contracts_build_directory);
shell.cp(factoryPath, config.contracts_build_directory);
config.compileNone = true; // Do *not* let Truffle compile anything else.
config.network = 'development' // Use regular test network (8545)
truffleUtils.setNetwork(config, api);
// ========
// Ganache
// ========
const client = api.client || truffle.ganache;
const address = await api.ganache(client);
const accountsRequest = await utils.getAccountsGanache(api.server.provider);
const nodeInfoRequest = await utils.getNodeInfoGanache(api.server.provider);
const ganacheVersion = nodeInfoRequest.result.split('/')[1];
truffleUtils.setNetworkFrom(config, accountsRequest.result);
ui = new PluginUI(config.logger.log);
// Version Info
ui.report('versions', [
truffle.version,
ganacheVersion,
pkg.version
]);
// Exit if --version
if (config.version) return await utils.finish(config, api);
ui.report('network', [
config.network,
config.networks[config.network].network_id,
config.networks[config.network].port
]);
// ==============
// Test
// ==============
config.test_files = await truffleUtils.getTestFilePaths(config);
// Run tests
try {
failures = await truffle.test.run(config)
} catch (e) {
error = e.stack;
}
// ========
// Istanbul
// ========
await api.report();
} catch(e){
error = e;
}
// ====
// Exit
// ====
await utils.finish(config, api);
if (error !== undefined) throw error;
if (failures > 0) throw new Error(ui.generate('tests-fail', [failures]));
}
// Run coverage
coverage()
.then(() => process.exit(0))
.catch(err => {
console.log(err);
process.exit(1)
});