fix minor code unreachability error

Signed-off-by: Abirdcfly <[email protected]>

Author: Abirdcfly

go/vt/sqlparser/parse_next_test.go

@@ -44,10 +44,7 @@ func TestParseNextValid(t *testing.T) {
 		}
 
 		tree, err := ParseNext(tokens)
-		if err != nil {
-			t.Fatalf("[%d] ParseNext(%q) err: %q, want nil", i, input, err)
-			continue
-		}
+		require.NoError(t, err)
 
 		if got := String(tree); got != want {
 			t.Fatalf("[%d] ParseNext(%q) = %q, want %q", i, input, got, want)
@@ -148,10 +145,7 @@ func TestParseNextEdgeCases(t *testing.T) {
 
 		for i, want := range test.want {
 			tree, err := ParseNext(tokens)
-			if err != nil {
-				t.Fatalf("[%d] ParseNext(%q) err = %q, want nil", i, test.input, err)
-				continue
-			}
+			require.NoError(t, err)
 
 			if got := String(tree); got != want {
 				t.Fatalf("[%d] ParseNext(%q) = %q, want %q", i, test.input, got, want)

go/vt/topo/helpers/copy.go

@@ -166,7 +166,6 @@ func CopyShardReplications(ctx context.Context, fromTS, toTS *topo.Server) {
 				sri, err := fromTS.GetShardReplication(ctx, cell, keyspace, shard)
 				if err != nil {
 					log.Fatalf("GetShardReplication(%v, %v, %v): %v", cell, keyspace, shard, err)
-					continue
 				}
 
 				sriNodes := map[string]struct{}{}

go/vt/topo/k8stopo/server_flaky_test.go

@@ -27,6 +27,7 @@ import (
 	"testing"
 	"time"
 
+	"github.com/stretchr/testify/require"
 	extensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
 	apiextensionsclient "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -97,10 +98,8 @@ func TestKubernetesTopo(t *testing.T) {
 		}
 
 		crdFile, err := os.Open("./VitessTopoNodes-crd.yaml")
-		if err != nil {
-			t.Fatal(err)
-			defer crdFile.Close()
-		}
+		require.NoError(t, err)
+		defer crdFile.Close()
 
 		crd := &extensionsv1.CustomResourceDefinition{}