How to use TestRun method of graph Package

Best Keploy code snippet using graph.TestRun

graph_test.go

Source:graph_test.go Github

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...42 if exp != got {43 t.Errorf(`expected "%s", got "%s"`, exp, got)44 }45}46func TestRuns(t *testing.T) {47 var got string48 g := graph.New()49 g.Add("a")50 g.Add("b")51 g.Add("c")52 g.Add("d")53 g.Add("e")54 g.Add("f")55 nodes := g.Nodes()56 if len(nodes) != 6 {57 t.Error("expected 6 nodes")58 }59 err := g.Evaluate()60 if err != nil {...

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testrun_controller.go

Source:testrun_controller.go Github

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...26 "k8s.io/apimachinery/pkg/api/resource"27 metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"28)29var oneMibiByte = resource.MustParse("1Mi")30// TestRunReconciler reconciles a TestRun object31type TestRunReconciler struct {32 client.Client33 Scheme *runtime.Scheme34}35//+kubebuilder:rbac:groups=graphnode.streamingfast.io,resources=testruns,verbs=get;list;watch;create;update;patch;delete36//+kubebuilder:rbac:groups=graphnode.streamingfast.io,resources=testruns/status,verbs=get;update;patch37//+kubebuilder:rbac:groups=graphnode.streamingfast.io,resources=testruns/finalizers,verbs=update38var logger = log.Log.WithName("global")39// - https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.8.3/pkg/reconcile40func (r *TestRunReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {41 _ = log.FromContext(ctx)42 testRun := &graphnodev1alpha1.TestRun{}43 err := r.Get(ctx, req.NamespacedName, testRun)44 if err != nil {45 if apierrors.IsNotFound(err) {46 logger.V(0).Info("no testrun found")47 return ctrl.Result{}, nil48 }49 return ctrl.Result{}, err50 }51 logger.V(1).Info(fmt.Sprintf("Managing TestRun:%+v", testRun.Spec))52 if err := r.EnsurePVC(ctx, testRun); err != nil {53 logger.Error(err, "trying to ensurePVC")54 return ctrl.Result{}, err55 }56 if err := r.EnsureJob(ctx, testRun); err != nil {57 logger.Error(err, "trying to ensureJOB")58 return ctrl.Result{}, err59 }60 return ctrl.Result{}, nil61}62func deterministicPVCName(testRunName string) string {63 return fmt.Sprintf("sql-%s", testRunName)64}65func deterministicJobName(testRunName string) string {66 return fmt.Sprintf("job-%s", testRunName)67}68func (r *TestRunReconciler) EnsureJob(ctx context.Context, testRun *graphnodev1alpha1.TestRun) error {69 job := jobDef(testRun)70 controllerutil.SetControllerReference(testRun, job, r.Scheme) // force ownership71 err := r.Create(ctx, job)72 if err == nil {73 logger.Info("Created job", "namespace", job.Namespace, "name", job.Name)74 }75 if apierrors.IsAlreadyExists(err) { //FIXME check before ? what is optimal here ?76 return nil77 }78 return err79}80func (r *TestRunReconciler) EnsurePVC(ctx context.Context, testRun *graphnodev1alpha1.TestRun) error {81 pvcName := deterministicPVCName(testRun.Name)82 pvc := &corev1.PersistentVolumeClaim{83 ObjectMeta: metav1.ObjectMeta{84 Name: pvcName,85 Namespace: testRun.Namespace,86 Annotations: nil,87 },88 Spec: corev1.PersistentVolumeClaimSpec{89 AccessModes: []corev1.PersistentVolumeAccessMode{corev1.ReadWriteOnce},90 Resources: corev1.ResourceRequirements{91 Requests: corev1.ResourceList{92 "storage": testRun.Spec.PGDataStorage,93 },94 },95 StorageClassName: &testRun.Spec.StorageClassName,96 },97 }98 controllerutil.SetControllerReference(testRun, pvc, r.Scheme) // force ownership99 err := r.Create(ctx, pvc)100 if err == nil {101 logger.Info("Created pvc", "namespace", pvc.Namespace, "name", pvc.Name)102 }103 if apierrors.IsAlreadyExists(err) { //FIXME check before ? what is optimal here ?104 return nil105 }106 return err107}108func jobDef(testRun *graphnodev1alpha1.TestRun) *batchv1.Job {109 //var tolerations []corev1.Toleration110 //var affinity corev1.Affinity111 //if batchConfig.NodePool != "" {112 // tolerations = tolerationsForPool(batchConfig.NodePool)113 // affinity = affinityForPool(batchConfig.NodePool)114 //}115 backoffLimit := int32(0)116 return &batchv1.Job{117 ObjectMeta: metav1.ObjectMeta{118 Name: deterministicJobName(testRun.Name),119 Namespace: testRun.Namespace,120 Annotations: map[string]string{"cluster-autoscaler.kubernetes.io/safe-to-evict": "false"}, // no eviction permitted121 },122 Spec: batchv1.JobSpec{123 BackoffLimit: &backoffLimit,124 Template: corev1.PodTemplateSpec{125 ObjectMeta: metav1.ObjectMeta{126 Annotations: map[string]string{"cluster-autoscaler.kubernetes.io/safe-to-evict": "false"}, // no eviction permitted127 },128 Spec: corev1.PodSpec{129 Containers: []corev1.Container{130 {131 Name: "sql",132 Image: testRun.Spec.PostgresTarballerDockerImage,133 Command: []string{"/restorer.sh"},134 Resources: testRun.Spec.PostgresResources,135 Env: []corev1.EnvVar{136 {Name: "PGDATA", Value: "/data/db"},137 {Name: "POSTGRES_PASSWORD", Value: testRun.Spec.PostgresPassword},138 {Name: "POSTGRES_USER", Value: testRun.Spec.PostgresUser},139 {Name: "POSTGRES_DB", Value: testRun.Spec.PostgresDBName},140 {Name: "SRC_TARBALL_URL", Value: testRun.Spec.TarballsURL},141 {Name: "SIGNALING_FOLDER", Value: "/data/signal"},142 //"SRC_TARBALL_FILENAME" - latest alphabetically by default143 },144 VolumeMounts: []corev1.VolumeMount{145 {146 Name: "dbdata",147 MountPath: "/data/db",148 },149 {150 Name: "signal",151 MountPath: "/data/signal",152 },153 {154 Name: "output",155 MountPath: "/data/output",156 },157 },158 },159 {160 Name: "graph-node",161 Image: testRun.Spec.GraphnodeDockerImage,162 Command: []string{163 "sh",164 "-c",165 "git clone $GITREPO --branch $GITBRANCH --single-branch /data/graph-node && cd /data/graph-node;" +166 "cargo build -p graph-node;" +167 "echo Waiting for ${SIGNALING_FOLDER}/dbready...; while sleep 1; do test -e ${SIGNALING_FOLDER}/dbready && break; done;" +168 "(./target/debug/graph-node --ethereum-rpc=${ETHEREUM_RPC} --postgres-url=\"postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@localhost:5432/${POSTGRES_DB}\" --ipfs=${IPFS_ADDR} 2>&1 | tee /data/output/full.log)& " +169 "while sleep 5; do grep -q 'stop block reached for subgraph' /data/output/full.log && pkill graph-node && break; done; " +170 "OUTPUT_TAG=$(date +%s)-$(git rev-parse --short HEAD);" +171 "echo \"cd /data/output && gsutil -m cp -r . ${OUTPUT_URL}/${OUTPUT_TAG}\" > /data/signal/complete.tmp && " + // the tarballer-postgresql will execute this command172 "chmod +x /data/signal/complete.tmp && mv /data/signal/complete.tmp /data/signal/complete",173 },174 Resources: testRun.Spec.GraphnodeResources,175 Env: []corev1.EnvVar{176 {Name: "GITREPO", Value: testRun.Spec.GitRepo},177 {Name: "GITBRANCH", Value: testRun.Spec.GitBranch},178 {Name: "ETHEREUM_RPC", Value: testRun.Spec.EthereumRPCAddress},179 {Name: "IPFS_ADDR", Value: testRun.Spec.IPFSAddr},180 {Name: "POSTGRES_PASSWORD", Value: testRun.Spec.PostgresPassword},181 {Name: "POSTGRES_USER", Value: testRun.Spec.PostgresUser},182 {Name: "POSTGRES_DB", Value: testRun.Spec.PostgresDBName},183 {Name: "GRAPH_STOP_BLOCK", Value: fmt.Sprintf("%d", testRun.Spec.StopBlock)},184 {Name: "SIGNALING_FOLDER", Value: "/data/signal"},185 {Name: "GRAPH_DEBUG_POI_FILE", Value: "/data/output/poi.csv"},186 {Name: "OUTPUT_URL", Value: testRun.Spec.TestOutputURL},187 },188 VolumeMounts: []corev1.VolumeMount{189 {190 Name: "signal",191 MountPath: "/data/signal",192 },193 {194 Name: "output",195 MountPath: "/data/output",196 },197 },198 },199 },200 Volumes: []corev1.Volume{201 {202 Name: "dbdata",203 VolumeSource: corev1.VolumeSource{PersistentVolumeClaim: &corev1.PersistentVolumeClaimVolumeSource{ClaimName: deterministicPVCName(testRun.Name)}},204 },205 {206 Name: "signal",207 VolumeSource: corev1.VolumeSource{EmptyDir: &corev1.EmptyDirVolumeSource{SizeLimit: &oneMibiByte}},208 },209 {210 Name: "output",211 VolumeSource: corev1.VolumeSource{EmptyDir: &corev1.EmptyDirVolumeSource{SizeLimit: &testRun.Spec.OutputDirSize}},212 },213 },214 RestartPolicy: corev1.RestartPolicyNever,215 ServiceAccountName: testRun.Spec.ServiceAccountName,216 // Tolerations: tolerations,217 // Affinity: &affinity,218 },219 },220 },221 }222}223// SetupWithManager sets up the controller with the Manager.224func (r *TestRunReconciler) SetupWithManager(mgr ctrl.Manager) error {225 return ctrl.NewControllerManagedBy(mgr).226 For(&graphnodev1alpha1.TestRun{}).227 Complete(r)228}...

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testrun_types.go

Source:testrun_types.go Github

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...16 "k8s.io/apimachinery/pkg/api/resource"17 metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"18)19// NOTE: json tags are required. Any new fields you add must have json tags for the fields to be serialized.20// TestRunSpec defines the desired state of TestRun21type TestRunSpec struct {22 GitBranch string `json:"git_branch"` //ex: master23 GitRepo string `json:"git_repo"` //ex: https://github.com/graph-protocol/graph-node24 StopBlock uint64 `json:"stop_block"` //ex: 12345625 IPFSAddr string `json:"ipfs_addr"` // ex: ipfs-v3.mydomain.com26 EthereumRPCAddress string `json:"ethereum_rpc_address"` // ex: mainnet:https://something/someKey27 GraphnodeDockerImage string `json:"graphnode_docker_image"` // ex: rust:1.5228 StorageClassName string `json:"storage_class_name"` // ex: standard29 ServiceAccountName string `json:"service_account_name"` // ex: some-data-reader30 TarballsURL string `json:"tarballs_url"` // ex: gs://mybucket/tarballs31 TestOutputURL string `json:"output_url"` // ex: gs://mybucket/tests_results32 PostgresTarballerDockerImage string `json:"postgres_tarballer_docker_image"` // ex: dfuse/tarballer:0.0.633 PostgresDBName string `json:"postgres_db_name"` // ex: graph34 PostgresUser string `json:"postgres_user"` // ex: graph35 PostgresPassword string `json:"postgres_password"` // ex: changeme36 PGDataStorage resource.Quantity `json:"pgdata_storage"` // ex: "20Gi"37 OutputDirSize resource.Quantity `json:"output_dir_size"` // ex: "1Gi"38 PostgresResources corev1.ResourceRequirements `json:"postgres_resources"` // ex: {"limit": {"memory":"10Gi", cpu: "2" }, "request": {...}}39 GraphnodeResources corev1.ResourceRequirements `json:"graphnode_resources"` // see above40}41// TestRunStatus defines the observed state of TestRun42type TestRunStatus struct {43 // INSERT ADDITIONAL STATUS FIELD - define observed state of cluster44 // Important: Run "make" to regenerate code after modifying this file45}46//+kubebuilder:object:root=true47//+kubebuilder:subresource:status48// TestRun is the Schema for the testruns API49type TestRun struct {50 metav1.TypeMeta `json:",inline"`51 metav1.ObjectMeta `json:"metadata,omitempty"`52 Spec TestRunSpec `json:"spec,omitempty"`53 Status TestRunStatus `json:"status,omitempty"`54}55//+kubebuilder:object:root=true56// TestRunList contains a list of TestRun57type TestRunList struct {58 metav1.TypeMeta `json:",inline"`59 metav1.ListMeta `json:"metadata,omitempty"`60 Items []TestRun `json:"items"`61}62func init() {63 SchemeBuilder.Register(&TestRun{}, &TestRunList{})64}...

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TestRun

Using AI Code Generation

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1func main() {2 g := graph.NewGraph()3 g.AddNode("A")4 g.AddNode("B")5 g.AddNode("C")6 g.AddNode("D")7 g.AddNode("E")8 g.AddNode("F")9 g.AddNode("G")10 g.AddNode("H")11 g.AddNode("I")12 g.AddNode("J")13 g.AddNode("K")14 g.AddNode("L")15 g.AddNode("M")16 g.AddNode("N")17 g.AddNode("O")18 g.AddNode("P")19 g.AddNode("Q")20 g.AddNode("R")21 g.AddNode("S")22 g.AddNode("T")23 g.AddNode("U")24 g.AddNode("V")25 g.AddNode("W")26 g.AddNode("X")27 g.AddNode("Y")28 g.AddNode("Z")29 g.AddEdge("A", "B", 1)30 g.AddEdge("A", "C", 1)31 g.AddEdge("B", "D", 1)32 g.AddEdge("B", "E", 1)33 g.AddEdge("C", "F", 1)34 g.AddEdge("C", "G", 1)35 g.AddEdge("D", "H", 1)36 g.AddEdge("D", "I", 1)37 g.AddEdge("E", "J", 1)38 g.AddEdge("E", "K", 1)39 g.AddEdge("F", "L", 1)40 g.AddEdge("F", "M", 1)41 g.AddEdge("G", "N", 1)42 g.AddEdge("G", "O", 1)43 g.AddEdge("H", "P", 1)44 g.AddEdge("H", "Q", 1)45 g.AddEdge("I", "R", 1)46 g.AddEdge("I", "S", 1)47 g.AddEdge("J", "T", 1)48 g.AddEdge("J", "U", 1)49 g.AddEdge("K", "V", 1)50 g.AddEdge("K", "W", 1)51 g.AddEdge("L", "X", 1)52 g.AddEdge("L

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TestRun

Using AI Code Generation

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1import (2func main() {3 g := graph.NewGraph(6)4 g.AddEdge(0, 1)5 g.AddEdge(0, 2)6 g.AddEdge(1, 3)7 g.AddEdge(2, 3)8 g.AddEdge(2, 4)9 g.AddEdge(3, 5)10 g.AddEdge(4, 5)11 g.TestRun()12}13import (14func main() {15 g := graph.NewGraph(6)16 g.AddEdge(0, 1)17 g.AddEdge(0, 2)18 g.AddEdge(1, 3)19 g.AddEdge(2, 3)20 g.AddEdge(2, 4)21 g.AddEdge(3, 5)22 g.AddEdge(4, 5)23 g.TestRun()24}25import (26type Graph struct {27}28func NewGraph(vertices int) *Graph {29 g := &Graph{}30 g.adjacencyList = make(map[int][]int, vertices)31}32func (g *Graph) AddEdge(source, destination int) {33 g.adjacencyList[source] = append(g.adjacencyList[source], destination)34 g.adjacencyList[destination] = append(g.adjacencyList[destination], source)35}36func (g *Graph) TestRun() {37 for key, value := range g.adjacencyList {38 fmt.Printf("%v: %v39 }40}

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TestRun

Using AI Code Generation

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1import (2func main() {3 g := graph.NewGraph(5)4 g.AddEdge(0, 1)5 g.AddEdge(0, 2)6 g.AddEdge(1, 2)7 g.AddEdge(2, 0)8 g.AddEdge(2, 3)9 g.AddEdge(3, 3)10 g.AddEdge(4, 4)11 g.AddEdge(1, 4)12 g.AddEdge(4, 3)13 g.AddEdge(3, 1)14 fmt.Println("Depth First Traversal starting from vertex 2")15 g.TestRun(2)16 fmt.Println("Breadth First Traversal starting from vertex 2")17 g.TestRunBFS(2)18}19import (20type Graph struct {21}22func NewGraph(v int) *Graph {23 g := &Graph{v: v}24 g.adjList = make([]*list.List, v)25 for i := 0; i < v; i++ {26 g.adjList[i] = list.New()27 }28}29func (g *Graph) AddEdge(src, dest int) {30 g.adjList[src].PushBack(dest)31}32func (g *Graph) TestRun(start int) {33 visited := make([]bool, g.v)34 g.Run(start, visited)35}36func (g *Graph) Run(start int, visited []bool) {37 fmt.Printf("%d ", start)38 for e := g.adjList[start].Front(); e != nil; e = e.Next() {39 if !visited[e.Value.(int)] {40 g.Run(e.Value.(int), visited)41 }42 }43}44func (g *Graph) TestRunBFS(start int) {45 visited := make([]bool, g.v)46 g.RunBFS(start, visited)47}48func (g *Graph) RunBFS(start int, visited []bool) {49 queue := list.New()50 queue.PushBack(start)51 for queue.Len() != 0 {52 s := queue.Front()53 queue.Remove(s)54 fmt.Printf("%d ", s.Value.(int))55 for e := g.adjList[s.Value.(int)].Front(); e != nil; e

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TestRun

Using AI Code Generation

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1import (2func main() {3 g.AddEdge(1, 2)4 g.AddEdge(1, 3)5 g.AddEdge(2, 3)6 g.AddEdge(3, 4)7 g.AddEdge(4, 5)8 g.AddEdge(4, 6)9 g.AddEdge(5, 6)10 g.AddEdge(6, 7)11 g.AddEdge(7, 8)12 g.AddEdge(7, 9)13 g.AddEdge(8, 9)14 g.AddEdge(9, 10)15 g.AddEdge(10, 11)16 g.AddEdge(11, 12)17 g.AddEdge(11, 13)18 g.AddEdge(11, 14)19 g.AddEdge(12, 13)20 g.AddEdge(13, 14)21 g.AddEdge(14, 15)22 g.AddEdge(15, 16)23 g.AddEdge(16, 17)24 g.AddEdge(16, 18)25 g.AddEdge(17, 18)26 g.AddEdge(18, 19)27 g.AddEdge(19, 20)28 g.AddEdge(20, 21)29 g.AddEdge(21, 22)30 g.AddEdge(22, 23)31 g.AddEdge(23, 24)32 g.AddEdge(24, 25)33 g.AddEdge(25, 26)34 g.AddEdge(26, 27)35 g.AddEdge(27, 28)36 g.AddEdge(28, 29)37 g.AddEdge(29, 30)38 g.AddEdge(30, 31)39 g.AddEdge(31, 32)40 g.AddEdge(32, 33)41 g.AddEdge(33, 34)42 g.AddEdge(34, 35)43 g.AddEdge(35, 36)44 g.AddEdge(36, 37)45 g.AddEdge(37, 38)46 g.AddEdge(38, 39)47 g.AddEdge(39, 40)48 g.AddEdge(40, 41)49 g.AddEdge(41, 42)50 g.AddEdge(42, 43)51 g.AddEdge(43, 44)52 g.AddEdge(44, 45)53 g.AddEdge(45, 46)54 g.AddEdge(46, 47)55 g.AddEdge(47, 48

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TestRun

Using AI Code Generation

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1import (2func main() {3 g := graph.New(6)4 g.AddEdge(0, 1, 1)5 g.AddEdge(0, 2, 1)6 g.AddEdge(1, 3, 1)7 g.AddEdge(1, 4, 1)8 g.AddEdge(2, 5, 1)9 g.AddEdge(3, 4, 1)10 g.AddEdge(4, 5, 1)11 g.AddEdge(5, 3, 1)12 g.AddEdge(5, 0, 1)13 g.AddEdge(0, 5, 1)14 g.AddEdge(1, 2, 1)15 g.AddEdge(2, 3, 1)16 g.AddEdge(3, 5, 1)17 g.AddEdge(5, 4, 1)18 g.AddEdge(4, 0, 1)19 g.AddEdge(0, 3, 1)20 g.AddEdge(3, 2, 1)21 g.AddEdge(2, 4, 1)22 g.AddEdge(4, 1, 1)23 g.AddEdge(1, 0, 1)24 g.AddEdge(0, 4, 1)25 g.AddEdge(4, 3, 1)26 g.AddEdge(3, 1, 1)27 g.AddEdge(1, 5, 1)28 g.AddEdge(5, 2, 1)29 g.AddEdge(2, 0, 1)30 g.AddEdge(0, 2, 1)31 g.AddEdge(2, 1, 1)32 g.AddEdge(1, 4, 1)33 g.AddEdge(4, 5, 1)34 g.AddEdge(5, 0, 1)35 g.AddEdge(0, 3, 1)36 g.AddEdge(3, 4, 1)37 g.AddEdge(4, 2, 1)38 g.AddEdge(2, 5, 1)39 g.AddEdge(5, 1, 1

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TestRun

Using AI Code Generation

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1import (2func main() {3 g.Add(1, 2, 3, 4, 5, 6, 7, 8)4 g.AddArc(1, 2)5 g.AddArc(1, 3)6 g.AddArc(2, 4)7 g.AddArc(2, 5)8 g.AddArc(3, 6)9 g.AddArc(3, 7)10 g.AddArc(4, 8)11 g.AddArc(5, 8)12 g.AddArc(6, 8)13 g.AddArc(7, 8)14 g.AddArc(8, 1)15 g.AddArc(8, 2)16 g.AddArc(8, 3)17 g.AddArc(8, 4)18 g.AddArc(8, 5)19 g.AddArc(8, 6)20 g.AddArc(8, 7)21 fmt.Println(g.TestRun(1, 8))22 fmt.Println(g.TestRun(1, 2))23 fmt.Println(g.TestRun(8, 1))24 fmt.Println(g.TestRun(8, 8))25}

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TestRun

Using AI Code Generation

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1func main() {2 g := graph.NewGraph()3 n1 := graph.NewNode("n1")4 n2 := graph.NewNode("n2")5 n3 := graph.NewNode("n3")6 n4 := graph.NewNode("n4")7 n5 := graph.NewNode("n5")8 n6 := graph.NewNode("n6")9 n7 := graph.NewNode("n7")10 n8 := graph.NewNode("n8")11 n9 := graph.NewNode("n9")12 n10 := graph.NewNode("n10")13 n11 := graph.NewNode("n11")14 n12 := graph.NewNode("n12")15 n13 := graph.NewNode("n13")16 n14 := graph.NewNode("n14")17 n15 := graph.NewNode("n15")18 n16 := graph.NewNode("n16")19 n17 := graph.NewNode("n17")20 n18 := graph.NewNode("n18")21 n19 := graph.NewNode("n19")22 n20 := graph.NewNode("n20")23 n21 := graph.NewNode("n21")24 n22 := graph.NewNode("n22")25 n23 := graph.NewNode("n23")26 n24 := graph.NewNode("n24")27 n25 := graph.NewNode("n25")28 n26 := graph.NewNode("n26")29 n27 := graph.NewNode("n27")30 n28 := graph.NewNode("n28")31 n29 := graph.NewNode("n29")32 n30 := graph.NewNode("n30")33 n31 := graph.NewNode("n31")34 n32 := graph.NewNode("n32")35 n33 := graph.NewNode("n33")36 n34 := graph.NewNode("n34")37 n35 := graph.NewNode("n35")38 n36 := graph.NewNode("n36")39 n37 := graph.NewNode("n37")40 n38 := graph.NewNode("n38")41 n39 := graph.NewNode("n39")42 n40 := graph.NewNode("n40")43 n41 := graph.NewNode("n41")44 n42 := graph.NewNode("n42")45 n43 := graph.NewNode("n43")

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TestRun

Using AI Code Generation

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1import (2func main() {3 reader := bufio.NewReader(os.Stdin)4 fmt.Println("Enter the number of nodes in the graph")5 text, _ := reader.ReadString('6 fmt.Println(text)7 fmt.Println("Enter the number of edges in the graph")8 text, _ = reader.ReadString('9 fmt.Println(text)10 fmt.Println("Enter the edges in the graph")11 text, _ = reader.ReadString('12 fmt.Println(text)13 fmt.Println("Enter the starting node")14 text, _ = reader.ReadString('15 fmt.Println(text)16 fmt.Println("Enter the ending node")17 text, _ = reader.ReadString('18 fmt.Println(text)19}20import (21func main() {22 reader := bufio.NewReader(os.Stdin)23 fmt.Println("Enter the number of nodes in the graph")24 text, _ := reader.ReadString('25 fmt.Println(text)26 fmt.Println("Enter the number of edges in the graph")27 text, _ = reader.ReadString('28 fmt.Println(text)29 fmt.Println("Enter the edges in the graph")30 text, _ = reader.ReadString('31 fmt.Println(text)32 fmt.Println("Enter the starting node")33 text, _ = reader.ReadString('34 fmt.Println(text)35 fmt.Println("Enter the ending node")36 text, _ = reader.ReadString('37 fmt.Println(text)38}39import (40func main() {41 reader := bufio.NewReader(os.Stdin)42 fmt.Println("Enter the number of nodes in the graph")43 text, _ := reader.ReadString('44 fmt.Println(text)45 fmt.Println("Enter the number of edges in the graph")46 text, _ = reader.ReadString('47 fmt.Println(text)48 fmt.Println("Enter the edges in the graph")49 text, _ = reader.ReadString('50 fmt.Println(text)51 fmt.Println("

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