diff --git a/consensus/misc/basefee_test.go b/consensus/misc/basefee_test.go
index 7ce2d30b1..0f3f6567c 100644
--- a/consensus/misc/basefee_test.go
+++ b/consensus/misc/basefee_test.go
@@ -297,6 +297,216 @@ func TestCalcBaseFee(t *testing.T) {
 			12000000,
 			big.NewInt(1025000000),
 		},
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(0),
+			1,
+			1000000000000000,
+			big.NewInt(1),
+		},
+
+		/* fails
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(1),
+			1,
+			8,
+			big.NewInt(2),
+		},
+		*/
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(1),
+			1,
+			9,
+			big.NewInt(2),
+		},
+		/* fails
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(1),
+			100000,
+			899999,
+			big.NewInt(2),
+		},
+		*/
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(1),
+			100000,
+			900000,
+			big.NewInt(2),
+		},
+		/* fails
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(1),
+			100000000,
+			899999999,
+			big.NewInt(2),
+		},
+		*/
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(1),
+			100000000,
+			900000000,
+			big.NewInt(2),
+		},
+		/* fails
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(2),
+			1,
+			4,
+			big.NewInt(3),
+		},
+		*/
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(2),
+			1,
+			5,
+			big.NewInt(3),
+		},
+		/* fails
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(2),
+			100000,
+			499999,
+			big.NewInt(3),
+		},
+		*/
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(2),
+			100000,
+			500000,
+			big.NewInt(3),
+		},
+		/*
+			{
+				params.EIP1559ChainConfig,
+				big.NewInt(1000),
+				1000,
+				big.NewInt(2000),
+				big.NewInt(2),
+				100000000,
+				499999999,
+				big.NewInt(3),
+			},
+		*/
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(2),
+			100000000,
+			500000000,
+			big.NewInt(3),
+		},
+
+		/* fails
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(3),
+			1,
+			3,
+			big.NewInt(4),
+		},
+		*/
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(3),
+			1,
+			4,
+			big.NewInt(4),
+		},
+		/* fails
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(3),
+			100000,
+			366666,
+			big.NewInt(4),
+		},
+		*/
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(3),
+			100000,
+			366667,
+			big.NewInt(4),
+		},
+		/* fails
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(3),
+			100000000,
+			366666666,
+			big.NewInt(4),
+		},
+		*/
+		{
+			params.EIP1559ChainConfig,
+			big.NewInt(1000),
+			1000,
+			big.NewInt(2000),
+			big.NewInt(3),
+			100000000,
+			366666667,
+			big.NewInt(4),
+		},
 	}
 	for i, test := range testConditions {
 		config := *test.config