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gulpfile.js
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gulpfile.js
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"use strict";
var gulp = require('gulp'),
mochaStream = require('.').mochaStream,
SpawnMocha = require('.').SpawnMocha,
_ = require('lodash'),
through = require('through'),
assert = require('assert'),
File = require('vinyl'),
from = require('from');
function customMocha(opts) {
opts = opts || {};
var spawnMocha = new SpawnMocha(opts);
var stream = through(function write(file) {
spawnMocha.add(file.path);
}, function() {});
var errors = [];
spawnMocha.on('error', function(err) {
console.error(err.toString());
errors.push(err);
}).on('end', function() {
if(errors.length > 0) {
console.error('ERROR SUMMARY: ');
_(errors).each(function(err) {
console.error(err);
console.error(err.stack);
}).value();
stream.emit('error', "Some tests failed.");
}
stream.emit('end');
});
return stream;
}
gulp.task('test-mocha', function() {
var startMS = Date.now();
var StdOutFixture = require('fixture-stdout');
var fixture = new StdOutFixture();
var output = '';
fixture.capture(function onWrite (string ) {
output += string;
return false;
});
var mocha = mochaStream({concurrency: 10});
var srcFiles = [];
_.times(10, function () {
srcFiles.push(new File({
cwd: "/",
base: "test/",
path: "test/a-test-specs.js",
}));
});
return from(srcFiles)
.pipe(mocha)
.on('error', console.error)
.on('end', function() {
fixture.release();
// we should have run 10 tests in parallel in less than 10 sec
assert(output.match(/1 passing/g).length === 10);
assert(Date.now() - startMS < 8000);
});
});
gulp.task('test-custom-mocha', function() {
return gulp.src('test/*-specs.js', {read: false})
.pipe(customMocha())
.on('error', console.error);
});
gulp.task('test-live-output', function() {
var mocha = mochaStream({liveOutput: true, concurrency: 1});
var srcFiles = [];
srcFiles.push(new File({
cwd: "/",
base: "test/",
path: "test/a-test-specs.js",
}));
return from(srcFiles)
.pipe(mocha);
});
gulp.task('test-live-output-with-file', function() {
var mocha = mochaStream({
liveOutput: true,
fileOutput: '/tmp/out.log',
concurrency: 1
});
var srcFiles = [];
srcFiles.push(new File({
cwd: "/",
base: "test/",
path: "test/a-test-specs.js",
}));
return from(srcFiles).pipe(mocha);
});
gulp.task('test-with-file', function() {
var mocha = mochaStream({
fileOutput: '/tmp/out.log',
concurrency: 1
});
var srcFiles = [];
srcFiles.push(new File({
cwd: "/",
base: "test/",
path: "test/a-test-specs.js",
}));
return from(srcFiles).pipe(mocha);
});
gulp.task('test-live-output-with-prepend', function() {
var mocha = mochaStream({
liveOutput: true,
liveOutputPrepend: 'client --> ',
concurrency: 1,
flags: { R: "tap" }
});
var srcFiles = [];
srcFiles.push(new File({
cwd: "/",
base: "test/",
path: "test/a-test-specs.js",
}));
return from(srcFiles)
.pipe(mocha);
});
gulp.task('test', gulp.series(
'test-mocha',
'test-custom-mocha',
'test-live-output',
'test-live-output-with-prepend',
'test-live-output-with-file',
'test-with-file'
));