cosmos-sdk/x/ibc/core/03-connection/keeper/keeper_test.go

134 lines
5.2 KiB
Go

package keeper_test
import (
"fmt"
"testing"
"github.com/stretchr/testify/suite"
"github.com/cosmos/cosmos-sdk/x/ibc/core/03-connection/types"
"github.com/cosmos/cosmos-sdk/x/ibc/core/exported"
ibctesting "github.com/cosmos/cosmos-sdk/x/ibc/testing"
)
type KeeperTestSuite struct {
suite.Suite
coordinator *ibctesting.Coordinator
// testing chains used for convenience and readability
chainA *ibctesting.TestChain
chainB *ibctesting.TestChain
}
func (suite *KeeperTestSuite) SetupTest() {
suite.coordinator = ibctesting.NewCoordinator(suite.T(), 2)
suite.chainA = suite.coordinator.GetChain(ibctesting.GetChainID(0))
suite.chainB = suite.coordinator.GetChain(ibctesting.GetChainID(1))
}
func TestKeeperTestSuite(t *testing.T) {
suite.Run(t, new(KeeperTestSuite))
}
func (suite *KeeperTestSuite) TestSetAndGetConnection() {
clientA, clientB := suite.coordinator.SetupClients(suite.chainA, suite.chainB, exported.Tendermint)
connA := suite.chainA.GetFirstTestConnection(clientA, clientB)
_, existed := suite.chainA.App.IBCKeeper.ConnectionKeeper.GetConnection(suite.chainA.GetContext(), connA.ID)
suite.Require().False(existed)
suite.coordinator.CreateConnection(suite.chainA, suite.chainB, clientA, clientB)
_, existed = suite.chainA.App.IBCKeeper.ConnectionKeeper.GetConnection(suite.chainA.GetContext(), connA.ID)
suite.Require().True(existed)
}
func (suite *KeeperTestSuite) TestSetAndGetClientConnectionPaths() {
clientA, _ := suite.coordinator.SetupClients(suite.chainA, suite.chainB, exported.Tendermint)
_, existed := suite.chainA.App.IBCKeeper.ConnectionKeeper.GetClientConnectionPaths(suite.chainA.GetContext(), clientA)
suite.False(existed)
connections := []string{"connectionA", "connectionB"}
suite.chainA.App.IBCKeeper.ConnectionKeeper.SetClientConnectionPaths(suite.chainA.GetContext(), clientA, connections)
paths, existed := suite.chainA.App.IBCKeeper.ConnectionKeeper.GetClientConnectionPaths(suite.chainA.GetContext(), clientA)
suite.True(existed)
suite.EqualValues(connections, paths)
}
// create 2 connections: A0 - B0, A1 - B1
func (suite KeeperTestSuite) TestGetAllConnections() {
clientA, clientB, connA0, connB0 := suite.coordinator.SetupClientConnections(suite.chainA, suite.chainB, exported.Tendermint)
connA1, connB1 := suite.coordinator.CreateConnection(suite.chainA, suite.chainB, clientA, clientB)
counterpartyB0 := types.NewCounterparty(clientB, connB0.ID, suite.chainB.GetPrefix()) // connection B0
counterpartyB1 := types.NewCounterparty(clientB, connB1.ID, suite.chainB.GetPrefix()) // connection B1
conn1 := types.NewConnectionEnd(types.OPEN, clientA, counterpartyB0, types.ExportedVersionsToProto(types.GetCompatibleVersions()), 0) // A0 - B0
conn2 := types.NewConnectionEnd(types.OPEN, clientA, counterpartyB1, types.ExportedVersionsToProto(types.GetCompatibleVersions()), 0) // A1 - B1
iconn1 := types.NewIdentifiedConnection(connA0.ID, conn1)
iconn2 := types.NewIdentifiedConnection(connA1.ID, conn2)
expConnections := []types.IdentifiedConnection{iconn1, iconn2}
connections := suite.chainA.App.IBCKeeper.ConnectionKeeper.GetAllConnections(suite.chainA.GetContext())
suite.Require().Len(connections, len(expConnections))
suite.Require().Equal(expConnections, connections)
}
// the test creates 2 clients clientA0 and clientA1. clientA0 has a single
// connection and clientA1 has 2 connections.
func (suite KeeperTestSuite) TestGetAllClientConnectionPaths() {
clientA0, _, connA0, _ := suite.coordinator.SetupClientConnections(suite.chainA, suite.chainB, exported.Tendermint)
clientA1, clientB1, connA1, _ := suite.coordinator.SetupClientConnections(suite.chainA, suite.chainB, exported.Tendermint)
connA2, _ := suite.coordinator.CreateConnection(suite.chainA, suite.chainB, clientA1, clientB1)
expPaths := []types.ConnectionPaths{
types.NewConnectionPaths(clientA0, []string{connA0.ID}),
types.NewConnectionPaths(clientA1, []string{connA1.ID, connA2.ID}),
}
connPaths := suite.chainA.App.IBCKeeper.ConnectionKeeper.GetAllClientConnectionPaths(suite.chainA.GetContext())
suite.Require().Len(connPaths, 2)
suite.Require().Equal(expPaths, connPaths)
}
// TestGetTimestampAtHeight verifies if the clients on each chain return the
// correct timestamp for the other chain.
func (suite *KeeperTestSuite) TestGetTimestampAtHeight() {
var connection types.ConnectionEnd
cases := []struct {
msg string
malleate func()
expPass bool
}{
{"verification success", func() {
_, _, connA, _ := suite.coordinator.SetupClientConnections(suite.chainA, suite.chainB, exported.Tendermint)
connection = suite.chainA.GetConnection(connA)
}, true},
{"consensus state not found", func() {
// any non-nil value of connection is valid
suite.Require().NotNil(connection)
}, false},
}
for _, tc := range cases {
suite.Run(fmt.Sprintf("Case %s", tc.msg), func() {
suite.SetupTest() // reset
tc.malleate()
actualTimestamp, err := suite.chainA.App.IBCKeeper.ConnectionKeeper.GetTimestampAtHeight(
suite.chainA.GetContext(), connection, suite.chainB.LastHeader.GetHeight(),
)
if tc.expPass {
suite.Require().NoError(err)
suite.Require().EqualValues(uint64(suite.chainB.LastHeader.GetTime().UnixNano()), actualTimestamp)
} else {
suite.Require().Error(err)
}
})
}
}