100 lines
2.8 KiB
JavaScript
100 lines
2.8 KiB
JavaScript
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var test = require('tape');
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var fs = require('fs');
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var path = require('path');
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var mkdirp = require('mkdirp');
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var spawn = require('win-spawn');
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var split = require('split');
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var cmd = path.resolve(__dirname, '../bin/cmd.js');
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var os = require('os');
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var tmpdir = path.join((os.tmpdir || os.tmpDir)(), 'watchify-' + Math.random());
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var files = {
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main: path.join(tmpdir, 'main.js'),
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robot: path.join(tmpdir, 'robot.js'),
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lines: path.join(tmpdir, 'lines.txt'),
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bundle: path.join(tmpdir, 'bundle.js')
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};
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var edits = [
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{ file: 'lines', source: 'robo-boogie' },
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{ file: 'lines', source: 'dinosaurus rex' },
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{
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file: 'robot',
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source: 'module.exports = function (n) { return n * 111 }',
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next: true
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},
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{ file: 'main', source: [
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'var fs = require("fs");',
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'var robot = require("./robot.js");',
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'var src = fs.readFileSync(__dirname + "/lines.txt", "utf8");',
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'console.log(src.toUpperCase() + " " + robot(src.length));'
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].join('\n') },
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{ file: 'lines', source: 't-rex' },
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{
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file: 'robot',
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source: 'module.exports = function (n) { return n * 100 }',
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}
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];
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var expected = [
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'BEEP\nBOOP\n',
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'ROBO-BOOGIE\n',
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'DINOSAURUS REX\n',
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'DINOSAURUS REX 1554\n',
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'T-REX 555\n',
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'T-REX 500\n'
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];
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mkdirp.sync(tmpdir);
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fs.writeFileSync(files.main, [
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'var fs = require("fs");',
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'var src = fs.readFileSync(__dirname + "/lines.txt", "utf8");',
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'console.log(src.toUpperCase());'
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].join('\n'));
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fs.writeFileSync(files.lines, 'beep\nboop');
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test('many immediate', function (t) {
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t.plan(expected.length * 2 + edits.length);
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var ps = spawn(cmd, [
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files.main,
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'-t', require.resolve('brfs'), '-v',
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'-o', files.bundle
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]);
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ps.stdout.pipe(process.stdout);
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ps.stderr.pipe(process.stdout);
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var lineNum = 0;
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ps.stderr.pipe(split()).on('data', function (line) {
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if (line.length === 0) return;
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run(files.bundle, function (err, output) {
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t.ifError(err);
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t.equal(output, expected.shift());
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(function next () {
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if (edits.length === 0) return;
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var edit = edits.shift();
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fs.writeFile(files[edit.file], edit.source, function (err) {
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t.ifError(err);
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if (edit.next) next();
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});
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})();
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})
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});
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t.on('end', function () {
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ps.kill();
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});
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});
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function run (file, cb) {
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var ps = spawn(process.execPath, [ file ]);
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var data = [];
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ps.stdout.on('data', function (buf) { data.push(buf) });
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ps.stdout.on('end', function () {
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cb(null, Buffer.concat(data).toString('utf8'));
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});
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ps.on('error', cb);
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return ps;
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}
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