feat(tests): add slashing integration tests

tests/integration/slashing_test.go

@@ -0,0 +1,76 @@
+package integration
+
+import (
+	"time"
+
+	"cosmossdk.io/math"
+	sdktypes "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/address"
+	govv1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1"
+	slashingtypes "github.com/cosmos/cosmos-sdk/x/slashing/types"
+	"github.com/stretchr/testify/require"
+	"github.com/xrplevm/node/v6/testutil/integration/exrp/utils"
+)
+
+// Slashing tests
+
+func (s *TestSuite) TestSlashing_ChangeParams() {
+	tt := []struct {
+		name          string
+		newParams     slashingtypes.Params
+		expectedError string
+	}{
+		{
+			name: "change slashing params - invalid slash fraction double sign",
+			newParams: slashingtypes.NewParams(
+				200,
+				math.LegacyOneDec(),
+				time.Second,
+				math.LegacyZeroDec(),
+				math.LegacyOneDec(),
+			),
+			expectedError: "downtime sign slash fraction must be zero: 1.000000000000000000",
+		},
+		{
+			name: "change slashing params - invalid slash fraction downtime",
+			newParams: slashingtypes.NewParams(
+				200,
+				math.LegacyOneDec(),
+				time.Second,
+				math.LegacyOneDec(),
+				math.LegacyZeroDec(),
+			),
+			expectedError: "double sign slash fraction must be zero: 1.000000000000000000",
+		},
+		{
+			name: "change slashing params - success",
+			newParams: slashingtypes.NewParams(
+				200,
+				math.LegacyOneDec(),
+				time.Second,
+				math.LegacyZeroDec(),
+				math.LegacyZeroDec(),
+			),
+		},
+	}
+
+	for _, tc := range tt {
+		s.Run(tc.name, func() {
+			authority := sdktypes.AccAddress(address.Module("gov"))
+			msg := &slashingtypes.MsgUpdateParams{
+				Authority: authority.String(),
+				Params:    tc.newParams,
+			}
+
+			proposal, err := utils.SubmitAndAwaitProposalResolution(s.factory, s.Network(), s.keyring.GetKeys(), "test", msg)
+			require.NoError(s.T(), err)
+
+			if tc.expectedError != "" {
+				require.Equal(s.T(), govv1.ProposalStatus_PROPOSAL_STATUS_FAILED, proposal.Status)
+				require.Equal(s.T(), proposal.FailedReason, tc.expectedError)
+			} else {
+				require.Equal(s.T(), govv1.ProposalStatus_PROPOSAL_STATUS_PASSED, proposal.Status)
+			}
+		})
+	}
+}