add test cases for params (#137)

increased coverage to 100%

client/x/evmengine/types/params_test.go

@@ -0,0 +1,88 @@
+package types_test
+
+import (
+ "testing"
+
+ "github.com/ethereum/go-ethereum/common"
+ "github.com/stretchr/testify/require"
+
+ "github.com/piplabs/story/client/x/evmengine/types"
+)
+
+func TestNewParams(t *testing.T) {
+ t.Parallel()
+
+ dummyHash := common.HexToHash("0x047e24c3455107d87c68dffa307b3b7fa1877f3e9d7f30c7ee359f2eff3a75d9")
+ tcs := []struct {
+ name string
+ executionBlockHash []byte
+ expectedResult types.Params
+ }{
+ {
+ name: "non-nil execution block hash",
+ executionBlockHash: dummyHash.Bytes(),
+ expectedResult: types.Params{
+ ExecutionBlockHash: dummyHash.Bytes(),
+ },
+ },
+ {
+ name: "nil execution block hash",
+ executionBlockHash: nil,
+ expectedResult: types.Params{
+ ExecutionBlockHash: nil,
+ },
+ },
+ }
+
+ for _, tc := range tcs {
+ t.Run(tc.name, func(t *testing.T) {
+ t.Parallel()
+
+ result := types.NewParams(tc.executionBlockHash)
+ require.Equal(t, tc.expectedResult, result)
+ })
+ }
+}
+
+func TestDefaultParams(t *testing.T) {
+ t.Parallel()
+
+ result := types.DefaultParams()
+ require.Equal(t, types.Params{
+ ExecutionBlockHash: nil,
+ }, result)
+}
+
+func TestValidateExecutionBlockHash(t *testing.T) {
+ t.Parallel()
+
+ dummyHash := common.HexToHash("0x047e24c3455107d87c68dffa307b3b7fa1877f3e9d7f30c7ee359f2eff3a75d9")
+ tcs := []struct {
+ name string
+ executionBlockHash []byte
+ expectedError string
+ }{
+ {
+ name: "pass: valid execution block hash",
+ executionBlockHash: dummyHash.Bytes(),
+ },
+ {
+ name: "fail: invalid execution block hash",
+ executionBlockHash: []byte("invalid"),
+ expectedError: "invalid execution block hash length",
+ },
+ }
+
+ for _, tc := range tcs {
+ t.Run(tc.name, func(t *testing.T) {
+ t.Parallel()
+
+ err := types.ValidateExecutionBlockHash(tc.executionBlockHash)
+ if tc.expectedError == "" {
+ require.NoError(t, err)
+ } else {
+ require.EqualError(t, err, tc.expectedError)
+ }
+ })
+ }
+}