mirror of
https://github.com/openstf/stf
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116 lines
3.1 KiB
JavaScript
116 lines
3.1 KiB
JavaScript
var sinon = require('sinon')
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var chai = require('chai')
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chai.use(require('sinon-chai'))
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var expect = chai.expect
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var SeqQueue = require('../../lib/wire/seqqueue')
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describe('SeqQueue', function() {
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it('should wait until started', function() {
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var spy = sinon.spy()
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var q = new SeqQueue(10, Infinity)
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q.push(0, spy)
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expect(spy).to.not.have.been.called
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q.start(0)
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expect(spy).to.have.been.calledOnce
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})
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it('should call first item immediately if started', function() {
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var spy = sinon.spy()
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var q = new SeqQueue(10, Infinity)
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q.start(0)
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q.push(0, spy)
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expect(spy).to.have.been.calledOnce
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})
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it('should call items in seq order', function() {
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var spy1 = sinon.spy()
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var spy2 = sinon.spy()
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var spy3 = sinon.spy()
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var spy4 = sinon.spy()
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var q = new SeqQueue(10, Infinity)
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q.start(0)
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q.push(0, spy1)
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q.push(1, spy2)
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q.push(2, spy3)
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q.push(3, spy4)
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expect(spy1).to.have.been.calledOnce
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expect(spy2).to.have.been.calledOnce
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expect(spy3).to.have.been.calledOnce
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expect(spy4).to.have.been.calledOnce
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})
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it('should not call item until seq reaches it', function() {
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var spy1 = sinon.spy()
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var spy2 = sinon.spy()
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var spy3 = sinon.spy()
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var spy4 = sinon.spy()
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var q = new SeqQueue(10, Infinity)
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q.start(0)
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q.push(0, spy1)
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q.push(3, spy4)
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expect(spy1).to.have.been.calledOnce
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expect(spy4).to.not.have.been.called
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q.push(2, spy3)
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expect(spy3).to.not.have.been.called
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expect(spy4).to.not.have.been.called
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q.push(1, spy2)
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expect(spy2).to.have.been.calledOnce
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expect(spy3).to.have.been.calledOnce
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expect(spy4).to.have.been.calledOnce
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})
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it('should should start skipping items if too far behind', function() {
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var spy1 = sinon.spy()
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var spy2 = sinon.spy()
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var spy3 = sinon.spy()
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var spy4 = sinon.spy()
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var q = new SeqQueue(10, 2)
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q.start(0)
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q.push(0, spy1)
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q.push(2, spy3)
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q.push(3, spy4)
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q.push(1, spy2)
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expect(spy1).to.have.been.calledOnce
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expect(spy2).to.not.have.been.called
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expect(spy3).to.have.been.calledOnce
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expect(spy4).to.have.been.calledOnce
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})
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it('should should start a new queue', function() {
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var spy1 = sinon.spy()
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var spy2 = sinon.spy()
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var spy3 = sinon.spy()
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var spy4 = sinon.spy()
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var q = new SeqQueue(2, Infinity)
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q.start(0)
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q.push(0, spy1)
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q.push(1, spy2)
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q.stop(2)
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q.start(0)
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q.push(0, spy3)
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q.push(1, spy4)
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expect(spy1).to.have.been.calledOnce
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expect(spy2).to.have.been.calledOnce
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expect(spy3).to.have.been.calledOnce
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expect(spy4).to.have.been.calledOnce
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})
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it('should should start a new queue on even on 1 length', function() {
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var spy1 = sinon.spy()
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var spy2 = sinon.spy()
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var spy3 = sinon.spy()
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var q = new SeqQueue(1, Infinity)
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q.start(0)
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q.push(0, spy1)
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q.stop(1)
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q.start(0)
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q.push(0, spy2)
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q.stop(1)
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q.start(0)
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q.push(0, spy3)
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expect(spy1).to.have.been.calledOnce
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expect(spy2).to.have.been.calledOnce
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expect(spy3).to.have.been.calledOnce
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})
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})
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