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How to use TestRun method of graph Package

Best Keploy code snippet using graph.TestRun

graph_test.go

Source:graph_test.go

...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 {...

testrun_controller.go

Source:testrun_controller.go

...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}...

testrun_types.go

Source:testrun_types.go

...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}...

TestRun

Using AI Code Generation

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

TestRun

Using AI Code Generation

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}

TestRun

Using AI Code Generation

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

TestRun

Using AI Code Generation

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

TestRun

Using AI Code Generation

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

TestRun

Using AI Code Generation

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}

TestRun

Using AI Code Generation

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")

TestRun

Using AI Code Generation

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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