Update FE test script
- Don't fail when no tests match - Print the cmd prefix for each line in it's data - Update exit code handling - Add colors to summary message
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@ -1,11 +1,16 @@
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#!/usr/bin/env node
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const program = require('commander');
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const { spawn } = require('child_process');
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const { EOL } = require('os');
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const program = require('commander');
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const chalk = require('chalk');
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const JEST_ROUTE = 'spec/frontend';
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const KARMA_ROUTE = 'spec/javascripts';
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const COMMON_ARGS = ['--colors'];
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const JEST_ARGS = ['--passWithNoTests'];
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const KARMA_ARGS = ['--no-fail-on-empty-test-suite'];
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const SUCCESS_CODE = 0;
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program
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.version('0.1.0')
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@ -13,18 +18,40 @@ program
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.option('-p, --parallel', 'Run tests suites in parallel')
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.parse(process.argv);
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const isSuccess = code => code === SUCCESS_CODE;
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const combineExitCodes = codes => {
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const firstFail = codes.find(x => !isSuccess(x));
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return firstFail === undefined ? SUCCESS_CODE : firstFail;
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};
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const skipIfFail = fn => code => (isSuccess(code) ? fn() : code);
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const endWithEOL = str => (str[str.length - 1] === '\n' ? str : `${str}${EOL}`);
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const runTests = paths => {
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if (program.parallel) {
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return Promise.all([runJest(paths), runKarma(paths)]);
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return Promise.all([runJest(paths), runKarma(paths)]).then(combineExitCodes);
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} else {
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return runJest(paths).then(() => runKarma(paths));
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return runJest(paths).then(skipIfFail(() => runKarma(paths)));
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}
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};
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const spawnPromise = (cmd, args) => {
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const spawnYarnScript = (cmd, args) => {
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return new Promise((resolve, reject) => {
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const proc = spawn('yarn', ['run', cmd, ...args]);
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const output = data => `${cmd}: ${data}`;
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const output = data => {
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const text = data
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.toString()
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.split(/\r?\n/g)
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.map((line, idx, { length }) =>
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idx === length - 1 && !line ? line : `${chalk.gray(cmd)}: ${line}`,
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)
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.join(EOL);
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return endWithEOL(text);
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};
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proc.stdout.on('data', data => {
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process.stdout.write(output(data));
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@ -35,22 +62,22 @@ const spawnPromise = (cmd, args) => {
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});
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proc.on('close', code => {
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process.stdout.write(`${cmd} exited with code ${code}`);
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if (code === 0) {
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resolve();
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} else {
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reject();
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}
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process.stdout.write(output(`exited with code ${code}`));
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// We resolve even on a failure code because a `reject` would cause
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// Promise.all to reject immediately (without waiting for other promises)
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// to finish.
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resolve(code);
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});
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});
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};
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const runJest = args => {
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return spawnPromise('jest', [...COMMON_ARGS, ...toJestArgs(args)]);
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return spawnYarnScript('jest', [...JEST_ARGS, ...COMMON_ARGS, ...toJestArgs(args)]);
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};
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const runKarma = args => {
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return spawnPromise('karma', [...COMMON_ARGS, ...toKarmaArgs(args)]);
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return spawnYarnScript('karma', [...KARMA_ARGS, ...COMMON_ARGS, ...toKarmaArgs(args)]);
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};
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const replacePath = to => path =>
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@ -59,19 +86,29 @@ const replacePath = to => path =>
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.replace(KARMA_ROUTE, to)
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.replace('app/assets/javascripts', to);
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const toJestArgs = paths => paths.map(replacePath(JEST_ROUTE));
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const replacePathForJest = replacePath(JEST_ROUTE);
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const replacePathForKarma = replacePath(KARMA_ROUTE);
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const toJestArgs = paths => paths.map(replacePathForJest);
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const toKarmaArgs = paths =>
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paths.map(replacePath(KARMA_ROUTE)).reduce((acc, current) => acc.concat('-f', current), []);
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paths.reduce((acc, path) => acc.concat('-f', replacePathForKarma(path)), []);
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const main = paths => {
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runTests(paths)
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.then(() => {
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console.log('All tests passed!');
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})
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.catch(() => {
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console.log('Some tests failed...');
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});
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runTests(paths).then(code => {
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console.log('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~');
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if (isSuccess(code)) {
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console.log(chalk.bgGreen(chalk.black('All tests passed :)')));
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} else {
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console.log(chalk.bgRed(chalk.white(`Some tests failed :(`)));
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}
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console.log('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~');
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if (!isSuccess(code)) {
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process.exit(code);
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}
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});
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};
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main(program.args);
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