gristlabs_grist-core/test/client/lib/Delay.js

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/* global describe, it */
var assert = require('chai').assert;
var sinon = require('sinon');
var Promise = require('bluebird');
var {Delay} = require('app/client/lib/Delay');
var clientUtil = require('../clientUtil');
const DELAY_MS = 50;
describe('Delay', function() {
clientUtil.setTmpMochaGlobals();
it("should set and clear timeouts", function() {
var spy1 = sinon.spy(), spy2 = sinon.spy(), spy3 = sinon.spy(), spy4 = sinon.spy();
var delay = Delay.create();
assert(!delay.isPending());
delay.schedule(DELAY_MS * 2, spy1);
assert(delay.isPending());
delay.cancel();
assert(!delay.isPending());
delay.schedule(DELAY_MS * 2, spy2);
return Promise.delay(DELAY_MS).then(function() {
delay.cancel();
assert(!delay.isPending());
delay.schedule(DELAY_MS * 2, spy3);
})
.delay(DELAY_MS).then(function() {
delay.schedule(DELAY_MS * 2, spy4, null, 1, 2);
})
.delay(DELAY_MS * 4).then(function() {
sinon.assert.notCalled(spy1);
sinon.assert.notCalled(spy2);
sinon.assert.notCalled(spy3);
sinon.assert.calledOnce(spy4);
sinon.assert.calledOn(spy4, null);
sinon.assert.calledWith(spy4, 1, 2);
assert(!delay.isPending());
});
});
});