public void testSchedule1()
        {
            MachineJob      job1   = new MachineJob(6, 3, "job1");
            MachineJob      job2   = new MachineJob(18, 6, "job2");
            MachineJob      job3   = new MachineJob(12, 6, "job3");
            MachineJob      job4   = new MachineJob(8, 5, "job4");
            MachineJob      job5   = new MachineJob(8, 4, "job5");
            MachineJob      job6   = new MachineJob(17, 8, "job6");
            MachineJob      job7   = new MachineJob(18, 10, "job7");
            PrecedenceChain chain1 = new PrecedenceChain();
            PrecedenceChain chain2 = new PrecedenceChain();

            chain1.AddJob(job4);
            chain1.AddJob(job3);
            chain1.AddJob(job2);
            chain1.AddJob(job1);
            chain2.AddJob(job7);
            chain2.AddJob(job6);
            chain2.AddJob(job5);

            _precedenceChainCollection.AddChain(chain1);
            _precedenceChainCollection.AddChain(chain2);

            var firstChain  = _precedenceChainCollection.GetNextScheduableJob();
            var secondChain = _precedenceChainCollection.GetNextScheduableJob();
            var ThirdChain  = _precedenceChainCollection.GetNextScheduableJob();
            var FourthChain = _precedenceChainCollection.GetNextScheduableJob();
            var FithChain   = _precedenceChainCollection.GetNextScheduableJob();

            Assert.IsTrue(FithChain.FirstOrDefault().JobName == job4.JobName);
            Assert.IsTrue(FourthChain.FirstOrDefault().JobName == job7.JobName);
            Assert.IsTrue(ThirdChain.FirstOrDefault().JobName == job3.JobName);
            Assert.IsTrue(secondChain.FirstOrDefault().JobName == job5.JobName);
            Assert.IsTrue(firstChain.FirstOrDefault().JobName == job1.JobName);
        }
        public void BCheckGetNextJobInChain()
        {
            MachineJob      job1            = new MachineJob(6, 3, "job1");
            MachineJob      job2            = new MachineJob(18, 6, "job2");
            PrecedenceChain precedenceChain = new PrecedenceChain();

            precedenceChain.AddJob(job2);
            precedenceChain.AddJob(job1);

            var tmp = precedenceChain.PeekNextJob;

            Assert.IsTrue(precedenceChain.Pfactor == job1.WeightedProcessingTime);
            Assert.AreEqual(precedenceChain.PeekNextJob.FirstOrDefault(), job1);
        }
        public void TestAddJobToNextJobeList()
        {
            MachineJob      job1            = new MachineJob(6, 3, "job1");
            MachineJob      job2            = new MachineJob(18, 6, "job2");
            PrecedenceChain precedenceChain = new PrecedenceChain();

            precedenceChain.AddJob(job2);
            precedenceChain.AddJob(job1);

            precedenceChain.CheckNextJob();

            Assert.IsTrue(precedenceChain.Pfactor == 5);

            var tmp = precedenceChain.PeekNextJob;

            Assert.AreEqual(tmp[0], job1);
            Assert.AreEqual(tmp[1], job2);
        }
        public void AddSingleJobToChain()
        {
            MachineJob      job1            = new MachineJob(6, 3, "job1");
            PrecedenceChain precedenceChain = new PrecedenceChain();

            precedenceChain.AddJob(job1);

            Assert.IsTrue(precedenceChain.Pfactor == job1.WeightedProcessingTime);
            Assert.AreEqual(precedenceChain.PeekNextJob.FirstOrDefault(), job1);
        }