How to use shelljs - 10 common examples

module.exports = function (exit) {
    // banner line
    console.log(chalk.yellow.bold('Running unit tests using mocha on node...'));

    sh.test('-d', COV_REPORT_PATH) && sh.rm('-rf', COV_REPORT_PATH);
    sh.mkdir('-p', COV_REPORT_PATH);

    var Mocha = require('mocha'),
        nyc = new NYC({
            hookRequire: true,
            reporter: ['text', 'lcov', 'text-summary', 'json'],
            reportDir: COV_REPORT_PATH,
            tempDirectory: COV_REPORT_PATH
        });

    nyc.wrap();
    // add all spec files to mocha
    recursive(SPEC_SOURCE_DIR, function (err, files) {
        if (err) { console.error(err); return exit(1); }

        var mocha = new Mocha({ timeout: 1000 * 60 });

// run each plugin's tests:
let plugins = ['adjectives', 'dates', 'ngrams', 'numbers', 'output', 'paragraphs', 'sentences', 'syllables']
plugins.forEach(dir => {
  code = sh.exec(`tape "./plugins/${dir}/tests/**/*.test.js" | tap-dancer --color always`).code
  if (code !== 0) {
    console.log(dir)
    fail = true
  }
})

// return proper exit-code:
if (fail) {
  sh.exit(1)
} else {
  sh.exit(0)
}

it('should not create the path if it already exist', function () {
    const folderPath = path.resolve('./reacterminator')

    shell.mkdir(folderPath)
    const notCustomPath = path.resolve(folderPath, 'not-custom.js')
    fs.writeFileSync(notCustomPath, '/* eslint-disable */\nnot custom')
    const customPath = path.resolve(folderPath, 'custom.js')
    fs.writeFileSync(customPath, '//')

    cleanFolder(folderPath)

    assert(!shell.test('-f', notCustomPath), 'generated file should not exist')
    assert(shell.test('-f', customPath), 'custom file should exist')
  })
})

//------------------------------------------------------------------------------

const
    path = require("path"),
    { Linter } = require("eslint"),
    shelljs = require("shelljs"),
    parser = require("../../"),
    testUtils = require("../../tools/test-utils");

//------------------------------------------------------------------------------
// Setup
//------------------------------------------------------------------------------

const TSX_FIXTURES_DIR = "./tests/fixtures/tsx";

const testFiles = shelljs.find(TSX_FIXTURES_DIR)
    .filter(filename => filename.indexOf(".src.tsx") > -1)
    // strip off ".src.tsx"
    .map(filename => filename.substring(TSX_FIXTURES_DIR.length - 1, filename.length - 8));

//------------------------------------------------------------------------------
// Tests
//------------------------------------------------------------------------------

describe("TSX", () => {
    testFiles.forEach(filename => {
        const code = shelljs.cat(`${path.resolve(TSX_FIXTURES_DIR, filename)}.src.tsx`);
        const config = {
            useJSXTextNode: true,
            jsx: true
        };
        test(`fixtures/${filename}.src`, testUtils.createSnapshotTestBlock(code, config));

function reset() {
  console.log('Reset environment...');
  // exec('npm unlink', { cwd: publicPluginRoot });
  // exec('npm unlink rekit-plugin-public-test', { cwd: appRoot });
  shell.rm('-rf', publicPluginRoot);
  shell.rm('-rf', localPluginRoot);
  _.pull(pkg.rekit.plugins, 'public-test');
  shell.ShellString(JSON.stringify(pkg, null, '  ')).to(appPkgJsonPath);
}

// $ExpectError
sh.exit('');
// Success
(sh.exit(): void);
// Success
(sh.exit(0): void);

// $ExpectError
sh.find();
// $ExpectError
sh.find(0);
// Success
(sh.find('~', '/tmp'): ShellArray);

// $ExpectError
sh.grep();
// $ExpectError
sh.grep(0);
// $ExpectError
sh.grep({'-x': true }, 'type');
// $ExpectError
sh.grep({'-x': true }, 'type');
// $ExpectError
sh.grep({ '-x': true }, /type/, 'definitions/**/*.js');
// Success
(sh.grep({ '-l': true }, /type/, 'definitions/**/*.js'): ShellString);
// Success
(sh.grep({ '-l': true }, 'type', 'definitions/**/*.js'): ShellString);
// Success
(sh.grep('type', 'definitions/**/*.js'): ShellString);

// $ExpectError

tryExecNTimes(() => {
      echo(`Starting ${testClass}`);
      // any faster means Circle CI crashes
      exec('sleep 10s');
      return exec(
        `./scripts/run-instrumentation-tests-via-adb-shell.sh ${
          argv.package
        } ${testClass}`,
      ).code;
    }, numberOfRetries)
  ) {

const migration = deployDouble(contracts);

  // Scaffold
  shell.mkdir(temp);
  shell.cp('-Rf', templatePath, temp);

  // Contracts
  contracts.forEach(item => {
    shell.cp(`${sourcesPath}${item}.sol`, `${temp}/contracts/${item}.sol`)
  });

  // Migration
  fs.writeFileSync(migrationPath, migration)

  // Test
  shell.cp(`${testPath}${test}`, `${temp}/test/${test}`);

  // Configs
  fs.writeFileSync(`${temp}/${truffleConfigName}`, getTruffleConfigJS());
  fs.writeFileSync(`${temp}/${buidlerConfigName}`, getBuidlerConfigJS());
  fs.writeFileSync(configPath, configjs);

  decacheConfigs();
};

(sh.rm('/tmp/tmp0', '/tmp/tmp1'): ShellString);

// $ExpectError
sh.sed();
// $ExpectError
sh.sed(0);
// $ExpectError
sh.sed('foo');
// $ExpectError
sh.sed('foo', 'bar');
// $ExpectError
sh.sed({ '-x': true }, 'foo', 'bar', '/tmp/tmp0');
// Success
(sh.sed({ '-i': true }, 'foo', 'bar', '/tmp/tmp0'): ShellString);
// Success
(sh.sed('foo', 'bar', '/tmp/tmp0'): ShellString);
// Success
(sh.sed(/foo/, 'bar', '/tmp/tmp0'): ShellString);

// $ExpectError
sh.set();
// $ExpectError
sh.set(0);
// $ExpectError
sh.set('-x');
// Success
(sh.set('-e'): void);
// Success
(sh.set('+e'): void);

// $ExpectError
sh.sort();

renameDir: function(test) {

        test.expect(1);

        var application = Util.createTmpApplication("com.example.foo");
        var path = application.rootPath;
        var path2 = Path.join(Path.dirname(path), "foo");
        ShellJS.mv(path, path2);
        try {
            application = new Application(path2, null);
            test.equal(application.packageId, "com.example.foo");
        } catch (error) {
            // Just catch error, missing test assertion makes test case fail.
        }

        // Clean up manually, so it also works in case of error.
        // Util.createTmpApplication() always works inside a random named dir
        // so go one level up and remove.
        ShellJS.rm("-rf", Path.dirname(path2));

        test.done();
    },