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var async = require('../lib');
var {expect} = require('chai');
var _ = require('lodash');
describe("every", () => {
it('everyLimit true', (done) => {
async.everyLimit([3,1,2], 1, (x, callback) => {
setTimeout(() => {callback(null, x >= 1);}, 0);
}, (err, result) => {
expect(err).to.equal(null);
expect(result).to.equal(true);
done();
});
});
it('everyLimit false', (done) => {
async.everyLimit([3,1,2], 2, (x, callback) => {
setTimeout(() => {callback(null, x === 2);}, 0);
}, (err, result) => {
expect(err).to.equal(null);
expect(result).to.equal(false);
done();
});
});
it('everyLimit short-circuit', (done) => {
var calls = 0;
async.everyLimit([3,1,2], 1, (x, callback) => {
calls++;
callback(null, x === 1);
}, (err, result) => {
expect(err).to.equal(null);
expect(result).to.equal(false);
expect(calls).to.equal(1);
done();
});
});
it('true', (done) => {
async.every([1,2,3], (x, callback) => {
setTimeout(() => {callback(null, true);}, 0);
}, (err, result) => {
expect(err).to.equal(null);
expect(result).to.equal(true);
done();
});
});
it('false', (done) => {
async.every([1,2,3], (x, callback) => {
setTimeout(() => {callback(null, x % 2);}, 0);
}, (err, result) => {
expect(err).to.equal(null);
expect(result).to.equal(false);
done();
});
});
it('early return', (done) => {
var call_order = [];
async.every([1,2,3], (x, callback) => {
setTimeout(() => {
call_order.push(x);
callback(null, x === 1);
}, x*5);
}, () => {
call_order.push('callback');
});
setTimeout(() => {
expect(call_order).to.eql([1,2,'callback',3]);
done();
}, 25);
});
it('error', (done) => {
async.every([1,2,3], (x, callback) => {
setTimeout(() => {callback('error');}, 0);
}, (err, result) => {
expect(err).to.equal('error');
expect(result).to.not.exist;
done();
});
});
it('canceled', (done) => {
var call_order = [];
async.every([1,2,3], (x, callback) => {
call_order.push(x);
if (x === 2) {
return callback(false, true);
}
callback(null, true);
}, () => {
throw new Error('should not get here');
});
setTimeout(() => {
expect(call_order).to.eql([1,2,3]);
done();
}, 25);
});
it('everySeries doesn\'t cause stack overflow (#1293)', (done) => {
var arr = _.range(10000);
let calls = 0;
async.everySeries(arr, (data, cb) => {
calls += 1;
async.setImmediate(_.partial(cb, null, false));
}, (err) => {
expect(err).to.equal(null);
expect(calls).to.equal(1);
done();
});
});
it('everySeries canceled', (done) => {
var call_order = [];
async.everySeries([1,2,3], (x, callback) => {
call_order.push(x);
async.setImmediate(() => {
if (x === 2) {
return callback(false, true);
}
callback(null, true);
});
}, () => {
throw new Error('should not get here');
});
setTimeout(() => {
expect(call_order).to.eql([1, 2]);
done();
}, 50);
});
it('everyLimit doesn\'t cause stack overflow (#1293)', (done) => {
var arr = _.range(10000);
let calls = 0;
async.everyLimit(arr, 100, (data, cb) => {
calls += 1;
async.setImmediate(_.partial(cb, null, false));
}, (err) => {
expect(err).to.equal(null);
expect(calls).to.equal(100);
done();
});
});
it('everyLimit canceled', (done) => {
var call_order = [];
async.everyLimit([1,1,2,2,3], 2, (x, callback) => {
call_order.push(x);
async.setImmediate(() => {
if (x === 2) {
return callback(false, true);
}
callback(null, true);
});
}, () => {
throw new Error('final callback - should not get here');
});
setTimeout(() => {
expect(call_order).to.eql([1,1,2,2]);
done();
}, 50);
});
it('all alias', () => {
expect(async.all).to.equal(async.every);
});
it('allLimit alias', () => {
expect(async.allLimit).to.equal(async.everyLimit);
});
it('allSeries alias', () => {
expect(async.allSeries).to.be.a('function');
expect(async.allSeries).to.equal(async.everySeries);
});
});
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