cmd: run tests in parallel (#28546)

cmd/devp2p/internal/ethtest/chain_test.go

@@ -30,6 +30,7 @@ import (
 // TestEthProtocolNegotiation tests whether the test suite
 // can negotiate the highest eth protocol in a status message exchange
 func TestEthProtocolNegotiation(t *testing.T) {
+	t.Parallel()
 	var tests = []struct {
 		conn     *Conn
 		caps     []p2p.Cap
@@ -125,6 +126,7 @@ func TestEthProtocolNegotiation(t *testing.T) {
 // TestChain_GetHeaders tests whether the test suite can correctly
 // respond to a GetBlockHeaders request from a node.
 func TestChain_GetHeaders(t *testing.T) {
+	t.Parallel()
 	chainFile, err := filepath.Abs("./testdata/chain.rlp")
 	if err != nil {
 		t.Fatal(err)

cmd/devp2p/internal/ethtest/suite_test.go

@@ -35,6 +35,7 @@ var (
 )
 
 func TestEthSuite(t *testing.T) {
+	t.Parallel()
 	geth, err := runGeth()
 	if err != nil {
 		t.Fatalf("could not run geth: %v", err)
@@ -56,6 +57,7 @@ func TestEthSuite(t *testing.T) {
 }
 
 func TestSnapSuite(t *testing.T) {
+	t.Parallel()
 	geth, err := runGeth()
 	if err != nil {
 		t.Fatalf("could not run geth: %v", err)