public void GetRelativeWeights()
        {
            var setOfClusters = CreateDefaultSetOfClusters();
            var weights       = setOfClusters.GetRelativeWeights();

            Assert.Equal(0, weights.Count);

            var veadgroups = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster    = new Cluster("test", veadgroups);

            setOfClusters.AddCluster(cluster);

            weights = setOfClusters.GetRelativeWeights();
            Assert.Equal(1, weights.Count);
            Assert.Equal(1, weights["test"]);

            var veadgroups2 = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster2    = new Cluster("test2", veadgroups2);

            setOfClusters.AddCluster(cluster2);

            weights = setOfClusters.GetRelativeWeights();
            Assert.Equal(2, weights.Count);
            Assert.Equal(.5, weights["test"]);
            Assert.Equal(.5, weights["test2"]);
        }
        public void ReAssignWorstFit()
        {
            var setOfClusters = CreateDefaultSetOfClusters();

            var veadgroups = ClusterTestHelpers.GetSampleVeadGroups(3, 1, prefix: _random.Next().ToString());
            var cluster    = new Cluster("test", veadgroups);

            setOfClusters.AddCluster(cluster);
            Assert.Equal(1, setOfClusters.NumClusters);
            Assert.Equal(3, setOfClusters.Clusters.First().NumVeads);


            // Only one cluster: shouldn't do anything.
            setOfClusters.ReAssignWorstFit();
            Assert.Equal(1, setOfClusters.NumClusters);
            Assert.Equal(3, setOfClusters.Clusters.First().NumVeads);

            //TODO this does not yield expected results. See the TODO in SetOfClusters.ReassignWorstFit
            //// If reassigning worst leaves cluster empty, remove that cluster
            //var veadgroups2 = ClusterTestHelpers.GetSampleVeadGroups(1,1, prefix: _random.Next().ToString());
            //var cluster2 = new Cluster("test2", veadgroups2);
            //setOfClusters.AddCluster(cluster2);
            //Assert.Equal(2, setOfClusters.NumClusters);

            //setOfClusters.ReAssignWorstFit();
            //Assert.Equal(1, setOfClusters.NumClusters);
            //Assert.Equal(4, setOfClusters.Clusters.First().NumVeads);
        }
Exemple #3
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        public void Cluster()
        {
            var veadgroups = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster    = new Cluster("test", veadgroups);

            Assert.Equal("test", cluster.Name);
        }
Exemple #4
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        public void GetVeadGroups()
        {
            var veadGroups = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster    = new Cluster("test", veadGroups);

            Assert.Equal(1, cluster.GetVeadGroups().Count);
        }
Exemple #5
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        public void AddFromList()
        {
            var initialVeadGroups = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster           = new Cluster("test", initialVeadGroups);

            cluster.Add(ClusterTestHelpers.GetSampleVeadGroups(3, 2));
            Assert.Equal(3, cluster.GetVeadGroups().Count);
        }
Exemple #6
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        public void Remove()
        {
            var initialVeadGroups = ClusterTestHelpers.GetSampleVeadGroups(3, 3);
            var cluster           = new Cluster("test", initialVeadGroups);

            Assert.Equal(3, cluster.GetVeadGroups().Count);
            cluster.Remove(initialVeadGroups.First());
            Assert.Equal(2, cluster.GetVeadGroups().Count);
        }
        public void CreateAndAddCluster()
        {
            var setOfClusters = CreateDefaultSetOfClusters();

            var veadgroups = ClusterTestHelpers.GetSampleVeadGroups();

            setOfClusters.CreateAndAddCluster(veadgroups.First());

            Assert.Equal(1, setOfClusters.Clusters.Count());
            Assert.Equal("#1", setOfClusters.Clusters.First().Name);
        }
        public void AddCluster()
        {
            var setOfClusters = CreateDefaultSetOfClusters();

            var veadgroups = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster    = new Cluster("test", veadgroups);

            setOfClusters.AddCluster(cluster);

            Assert.Equal(1, setOfClusters.Clusters.Count());
        }
Exemple #9
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        public void SetCountsAtConsensusSites()
        {
            var initialVeadGroups = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster           = new Cluster("test", initialVeadGroups);

            Assert.Equal(1, cluster.GetVeadGroups().Count);
            Assert.Equal(2, cluster.GetConsensusSites().Count());

            // CountsAtSites should be same length as GetConsensusSites
            Assert.Equal(2, cluster.CountsAtSites.Length);
            Assert.Equal(new List <int>()
            {
                4, 4
            }, cluster.CountsAtSites);
        }
Exemple #10
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        public void ResetConsensus()
        {
            var initialVeadGroups = ClusterTestHelpers.GetSampleVeadGroups(3, 3);
            var cluster           = new Cluster("test", initialVeadGroups);

            Assert.Equal(3, cluster.NumVeadGroups);
            Assert.Equal(9, cluster.NumVeads);
            Assert.Equal(2, cluster.GetConsensusSites().Count());

            foreach (var initialVeadGroup in initialVeadGroups.ToList())
            {
                cluster.Remove(initialVeadGroup);
            }
            Assert.Equal(0, cluster.NumVeadGroups);
            Assert.Equal(0, cluster.NumVeads);
            Assert.Equal(0, cluster.GetConsensusSites().Count());
        }
Exemple #11
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        public void GetVeadCountsInCluster()
        {
            var initialVeadGroups = ClusterTestHelpers.GetSampleVeadGroups(3, 3);
            var cluster           = new Cluster("test", initialVeadGroups);
            var variantSite       = new VariantSite(0)
            {
                VcfReferenceAllele = "A", VcfAlternateAllele = "T"
            };
            var variantSite2 = new VariantSite(0)
            {
                VcfReferenceAllele = "A", VcfAlternateAllele = "C"
            };
            var sites = new List <VariantSite>()
            {
                variantSite, variantSite2
            };

            Assert.Equal(9, cluster.GetVeadCountsInCluster(sites)[variantSite]);
            Assert.Equal(0, cluster.GetVeadCountsInCluster(sites)[variantSite2]);
        }
        public void FindBestClusterFits()
        {
            var setOfClusters = CreateDefaultSetOfClusters();

            var veadgroups = ClusterTestHelpers.GetSampleVeadGroups(prefix: _random.Next().ToString());
            var cluster    = new Cluster("test", veadgroups);

            setOfClusters.AddCluster(cluster);

            var veadgroups2 = ClusterTestHelpers.GetSampleVeadGroups(prefix: _random.Next().ToString());
            var cluster2    = new Cluster("test2", veadgroups2);

            setOfClusters.AddCluster(cluster2);

            var matchingVeadGroup = ClusterTestHelpers.GetSampleVeadGroups(useAlternateVariantSites: false,
                                                                           prefix: _random.Next().ToString());

            var misMatchingVeadGroup = ClusterTestHelpers.GetSampleVeadGroups(useAlternateVariantSites: true,
                                                                              prefix: _random.Next().ToString());

            var bestFits = setOfClusters.GetClusterFits(matchingVeadGroup.First());

            Assert.Equal(1, bestFits.Count);
            Assert.Equal(2, bestFits.Keys.First());
            Assert.Equal(2, bestFits[2].Count);


            //TODO
            var mismatchCluster = new Cluster("mismatch", misMatchingVeadGroup);

            setOfClusters.AddCluster(mismatchCluster);

            bestFits = setOfClusters.GetClusterFits(matchingVeadGroup.First());
            foreach (var fit in bestFits)
            {
                Console.WriteLine("{0}: {1}", fit.Key, fit.Value.Count);
            }

            //Assert.Equal(2, bestFits.Count);
        }
Exemple #13
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        public void GetBestAgreement()
        {
            var initialVeadGroups  = ClusterTestHelpers.GetSampleVeadGroups(3, 1);
            var matchVeadGroups    = ClusterTestHelpers.GetSampleVeadGroups(3, 1, false, _random.Next().ToString());
            var nonMatchVeadGroups = ClusterTestHelpers.GetSampleVeadGroups(3, 1, true, _random.Next().ToString());

            var cluster       = new Cluster("test", initialVeadGroups);
            var bestAgreement = cluster.GetBestAgreementWithVeadGroup(matchVeadGroups.First(), 0);

            Assert.Equal(0, bestAgreement.NumDisagreement);
            Assert.Equal(2, bestAgreement.NumAgreement);

            // Since we're starting with default Agreement (0,0), will never get a bestAgreement worse than that...
            bestAgreement = cluster.GetBestAgreementWithVeadGroup(nonMatchVeadGroups.First(), 5);
            //Assert.Equal(2, bestAgreement.NumDisagreement);
            Assert.Equal(0, bestAgreement.NumDisagreement);
            Assert.Equal(0, bestAgreement.NumAgreement);

            // If we're over the max num disagreements, return null
            bestAgreement = cluster.GetBestAgreementWithVeadGroup(nonMatchVeadGroups.First(), 1);
            Assert.True(bestAgreement == null);
        }
        public void RemoveCluster()
        {
            var setOfClusters = CreateDefaultSetOfClusters();

            var veadgroups = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster    = new Cluster("test", veadgroups);

            setOfClusters.AddCluster(cluster);

            var veadgroups2 = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster2    = new Cluster("test2", veadgroups2);

            setOfClusters.AddCluster(cluster2);

            Assert.Equal(2, setOfClusters.Clusters.Count());

            setOfClusters.RemoveCluster("test");

            var clustersRemaining = setOfClusters.Clusters;

            Assert.Equal(1, clustersRemaining.Count());
            Assert.Equal("test2", clustersRemaining.First().Name);
        }
Exemple #15
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        public void GetWorstAgreement()
        {
            var initialVeadGroups  = ClusterTestHelpers.GetSampleVeadGroups(3, 1);
            var matchVeadGroups    = ClusterTestHelpers.GetSampleVeadGroups(3, 1);
            var nonMatchVeadGroups = ClusterTestHelpers.GetSampleVeadGroups(3, 1, true);

            var cluster = new Cluster("test", initialVeadGroups);

            // If there's only one veadgroup, that will by default be the "worst"
            var worst = cluster.GetWorstAgreement();

            Assert.Equal(initialVeadGroups.First(), worst);

            // This is a tie, they're both the same, first will go
            cluster.Add(matchVeadGroups);
            worst = cluster.GetWorstAgreement();
            Assert.Equal(initialVeadGroups.First(), worst);

            // The non-matching group should be the worst agreement
            cluster.Add(nonMatchVeadGroups);
            worst = cluster.GetWorstAgreement();
            Assert.Equal(nonMatchVeadGroups.First(), worst);
        }
        public void RemoveWorstClusters()
        {
            //check it works with zero clusters.

            var setOfClusters = CreateDefaultSetOfClusters();

            Assert.Equal(0, setOfClusters.NumClusters);

            int result = setOfClusters.RemoveWorstClusters(0);

            Assert.Equal(0, setOfClusters.NumClusters);
            Assert.Equal(0, result);

            result = setOfClusters.RemoveWorstClusters(2);
            Assert.Equal(0, setOfClusters.NumClusters);
            Assert.Equal(0, result);

            //check it works with one cluster

            var veadgroups = ClusterTestHelpers.GetSampleVeadGroups();
            var cluster    = new Cluster("test", veadgroups);

            setOfClusters.AddCluster(cluster);

            result = setOfClusters.RemoveWorstClusters(0);
            Assert.Equal(1, setOfClusters.NumClusters);
            Assert.Equal(1, result);


            result = setOfClusters.RemoveWorstClusters(1);
            Assert.Equal(0, setOfClusters.NumClusters);
            Assert.Equal(1, result);

            setOfClusters.AddCluster(cluster);
            Assert.Equal(1, setOfClusters.NumClusters);

            result = setOfClusters.RemoveWorstClusters(2);
            Assert.Equal(0, setOfClusters.NumClusters);
            Assert.Equal(1, result);

            //check it works with two clusters (equal clusters)

            setOfClusters.AddCluster(cluster);
            var clusterSame = new Cluster("same", veadgroups);

            setOfClusters.AddCluster(clusterSame);
            Assert.Equal(2, setOfClusters.NumClusters);

            result = setOfClusters.RemoveWorstClusters(0);
            Assert.Equal(2, setOfClusters.NumClusters);
            Assert.Equal(2, result);


            result = setOfClusters.RemoveWorstClusters(1);
            Assert.Equal(2, setOfClusters.NumClusters);
            Assert.Equal(2, result);


            result = setOfClusters.RemoveWorstClusters(2);
            Assert.Equal(0, setOfClusters.NumClusters);
            Assert.Equal(2, result);

            //check it works with two clusters (unequal clusters)
            //So there is one distinct worst cluster (ie, result==1).

            var smallnum_veadgroups = ClusterTestHelpers.GetSampleVeadGroups(numVeads: 2, numVeadGroups: 1);

            setOfClusters.AddCluster(cluster);
            var clusterSmall = new Cluster("small", smallnum_veadgroups);

            setOfClusters.AddCluster(clusterSmall);
            Assert.Equal(2, setOfClusters.NumClusters);

            result = setOfClusters.RemoveWorstClusters(0);
            Assert.Equal(2, setOfClusters.NumClusters);
            Assert.Equal(1, result);

            result = setOfClusters.RemoveWorstClusters(1);
            Assert.Equal(1, setOfClusters.NumClusters);
            Assert.Equal(1, result);

            setOfClusters.AddCluster(clusterSmall);
            Assert.Equal(2, setOfClusters.NumClusters);

            result = setOfClusters.RemoveWorstClusters(2);
            Assert.Equal(1, setOfClusters.NumClusters);
            Assert.Equal(1, result);

            //three clusters (one low, two high weighted):
            setOfClusters.AddCluster(clusterSmall);
            setOfClusters.AddCluster(clusterSame);
            Assert.Equal(3, setOfClusters.NumClusters);

            result = setOfClusters.RemoveWorstClusters(0);
            Assert.Equal(3, setOfClusters.NumClusters);
            Assert.Equal(1, result);

            result = setOfClusters.RemoveWorstClusters(1);
            Assert.Equal(2, setOfClusters.NumClusters);
            Assert.Equal(1, result);

            Assert.NotEqual("small", setOfClusters.Clusters[0].Name);
            Assert.NotEqual("small", setOfClusters.Clusters[1].Name);


            //four clusters (two low, two high weighted):
            setOfClusters.AddCluster(clusterSmall);
            var smallnum2_veadgroups = ClusterTestHelpers.GetSampleVeadGroups(numVeads: 1, numVeadGroups: 2);
            var clusterSmall2        = new Cluster("small2", smallnum_veadgroups);

            setOfClusters.AddCluster(clusterSmall2);

            Assert.Equal(4, setOfClusters.NumClusters);

            result = setOfClusters.RemoveWorstClusters(0);
            Assert.Equal(4, setOfClusters.NumClusters);
            Assert.Equal(2, result);

            result = setOfClusters.RemoveWorstClusters(1);
            Assert.Equal(4, setOfClusters.NumClusters);
            Assert.Equal(2, result);

            result = setOfClusters.RemoveWorstClusters(3);
            Assert.Equal(2, setOfClusters.NumClusters);
            Assert.Equal(2, result);

            result = setOfClusters.RemoveWorstClusters(1);
            Assert.Equal(2, setOfClusters.NumClusters);
            Assert.Equal(2, result);

            Assert.NotEqual("small", setOfClusters.Clusters[0].Name);
            Assert.NotEqual("small", setOfClusters.Clusters[1].Name);

            Assert.NotEqual("small2", setOfClusters.Clusters[0].Name);
            Assert.NotEqual("small2", setOfClusters.Clusters[1].Name);

            result = setOfClusters.RemoveWorstClusters(56);
            Assert.Equal(0, setOfClusters.NumClusters);
            Assert.Equal(2, result);
        }