fix: add restrictions on the number of args in the CLIs (#734)

* Add restrictions on the number of args in the CLIs

* Add unit tests

* Update CHANGELOG.md

* Update CHANGELOG.md

Author: 0Tech

CHANGELOG.md

@@ -113,6 +113,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (crypto) [\#731](https://github.com/line/lbm-sdk/pull/731) remove VRFProve function
 * (x/foundation) [\#732](https://github.com/line/lbm-sdk/pull/732) add verification on accounts into x/foundation Grants cli
 * (x/foundation) [\#730](https://github.com/line/lbm-sdk/pull/730) prune stale x/foundation proposals at voting period end
+* (cli) [\#734](https://github.com/line/lbm-sdk/pull/734) add restrictions on the number of args in the CLIs
 
 ### Breaking Changes
 * (proto) [\#564](https://github.com/line/lbm-sdk/pull/564) change gRPC path to original cosmos path

x/auth/client/cli/query.go

@@ -115,6 +115,7 @@ func GetAccountCmd() *cobra.Command {
 func GetAccountsCmd() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "accounts",
+		Args:  cobra.NoArgs,
 		Short: "Query all the accounts",
 		RunE: func(cmd *cobra.Command, args []string) error {
 			clientCtx, err := client.GetClientQueryContext(cmd)
@@ -147,6 +148,7 @@ func GetAccountsCmd() *cobra.Command {
 func QueryTxsByEventsCmd() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "txs",
+		Args:  cobra.NoArgs,
 		Short: "Query for paginated transactions that match a set of events",
 		Long: strings.TrimSpace(
 			fmt.Sprintf(`

x/auth/client/testutil/suite.go

@@ -453,6 +453,7 @@ func (s *IntegrationTestSuite) TestCLIQueryTxsCmdByEvents() {
 	testCases := []struct {
 		name        string
 		args        []string
+		expectErr   bool
 		expectEmpty bool
 	}{
 		{
@@ -463,6 +464,7 @@ func (s *IntegrationTestSuite) TestCLIQueryTxsCmdByEvents() {
 				fmt.Sprintf("--%s=json", ostcli.OutputFlag),
 			},
 			false,
+			false,
 		},
 		{
 			"no matching fee event",
@@ -471,6 +473,16 @@ func (s *IntegrationTestSuite) TestCLIQueryTxsCmdByEvents() {
 					sdk.NewCoins(sdk.NewCoin(s.cfg.BondDenom, sdk.NewInt(0))).String()),
 				fmt.Sprintf("--%s=json", ostcli.OutputFlag),
 			},
+			false,
+			true,
+		},
+		{
+			"wrong number of arguments",
+			[]string{
+				"extra",
+				fmt.Sprintf("--%s=json", ostcli.OutputFlag),
+			},
+			true,
 			true,
 		},
 	}
@@ -482,6 +494,10 @@ func (s *IntegrationTestSuite) TestCLIQueryTxsCmdByEvents() {
 			clientCtx := val.ClientCtx
 
 			out, err := clitestutil.ExecTestCLICmd(clientCtx, cmd, tc.args)
+			if tc.expectErr {
+				s.Require().Error(err)
+				return
+			}
 			s.Require().NoError(err)
 
 			var result sdk.SearchTxsResult
@@ -1122,16 +1138,43 @@ func (s *IntegrationTestSuite) TestGetAccountCmd() {
 
 func (s *IntegrationTestSuite) TestGetAccountsCmd() {
 	val := s.network.Validators[0]
-	clientCtx := val.ClientCtx
 
-	out, err := clitestutil.ExecTestCLICmd(clientCtx, authcli.GetAccountsCmd(), []string{
+	commonArgs := []string{
 		fmt.Sprintf("--%s=json", ostcli.OutputFlag),
-	})
-	s.Require().NoError(err)
+	}
 
-	var res authtypes.QueryAccountsResponse
-	s.Require().NoError(val.ClientCtx.Codec.UnmarshalJSON(out.Bytes(), &res))
-	s.Require().NotEmpty(res.Accounts)
+	testCases := map[string]struct {
+		args  []string
+		valid bool
+	}{
+		"valid request": {
+			valid: true,
+		},
+		"wrong number of args": {
+			args: []string{
+				"extra",
+			},
+		},
+	}
+
+	for name, tc := range testCases {
+		tc := tc
+		s.Run(name, func() {
+			cmd := authcli.GetAccountsCmd()
+			clientCtx := val.ClientCtx
+
+			out, err := clitestutil.ExecTestCLICmd(clientCtx, cmd, append(tc.args, commonArgs...))
+			if !tc.valid {
+				s.Require().Error(err)
+				return
+			}
+			s.Require().NoError(err)
+
+			var res authtypes.QueryAccountsResponse
+			s.Require().NoError(val.ClientCtx.Codec.UnmarshalJSON(out.Bytes(), &res))
+			s.Require().NotEmpty(res.Accounts)
+		})
+	}
 }
 
 func TestGetBroadcastCommandOfflineFlag(t *testing.T) {

x/bank/client/cli/query.go

@@ -105,6 +105,7 @@ Example:
 func GetCmdDenomsMetadata() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "denom-metadata",
+		Args:  cobra.NoArgs,
 		Short: "Query the client metadata for coin denominations",
 		Long: strings.TrimSpace(
 			fmt.Sprintf(`Query the client metadata for all the registered coin denominations
@@ -158,6 +159,7 @@ To query for the client metadata of a specific coin denomination use:
 func GetCmdQueryTotalSupply() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "total",
+		Args:  cobra.NoArgs,
 		Short: "Query the total supply of coins of the chain",
 		Long: strings.TrimSpace(
 			fmt.Sprintf(`Query total supply of coins that are held by accounts in the chain.

x/bank/client/testutil/suite.go

@@ -214,6 +214,15 @@ func (s *IntegrationTestSuite) TestGetCmdQueryTotalSupply() {
 				Amount: sdk.ZeroInt(),
 			},
 		},
+		{
+			name: "wrong number of arguments",
+			args: []string{
+				"extra",
+				fmt.Sprintf("--%s=1", flags.FlagHeight),
+				fmt.Sprintf("--%s=json", ostcli.OutputFlag),
+			},
+			expectErr: true,
+		},
 	}
 
 	for _, tc := range testCases {
@@ -341,6 +350,21 @@ func (s *IntegrationTestSuite) TestGetCmdQueryDenomsMetadata() {
 				},
 			},
 		},
+		{
+			name: "wrong number of arguments",
+			args: []string{
+				"extra",
+				fmt.Sprintf("--%s=1", flags.FlagHeight),
+				fmt.Sprintf("--%s=json", ostcli.OutputFlag),
+			},
+			expectErr: true,
+			respType:  &types.QueryDenomMetadataResponse{},
+			expected: &types.QueryDenomMetadataResponse{
+				Metadata: types.Metadata{
+					DenomUnits: []*types.DenomUnit{},
+				},
+			},
+		},
 	}
 
 	for _, tc := range testCases {

x/gov/client/cli/query.go

@@ -94,6 +94,7 @@ $ %s query gov proposal 1
 func GetCmdQueryProposals() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "proposals",
+		Args:  cobra.NoArgs,
 		Short: "Query proposals with optional filters",
 		Long: strings.TrimSpace(
 			fmt.Sprintf(`Query for a all paginated proposals that match optional filters:

x/gov/client/testutil/suite.go

@@ -435,6 +435,14 @@ func (s *IntegrationTestSuite) TestCmdGetProposals() {
 			},
 			true,
 		},
+		{
+			"wrong number of arguments",
+			[]string{
+				"extra",
+				fmt.Sprintf("--%s=json", ostcli.OutputFlag),
+			},
+			true,
+		},
 	}
 
 	for _, tc := range testCases {