241 lines
9.1 KiB
Go
241 lines
9.1 KiB
Go
package query_test
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import (
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gocontext "context"
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"fmt"
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"testing"
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"github.com/stretchr/testify/suite"
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tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
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dbm "github.com/tendermint/tm-db"
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"github.com/cosmos/cosmos-sdk/baseapp"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/crypto/keys/secp256k1"
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"github.com/cosmos/cosmos-sdk/simapp"
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"github.com/cosmos/cosmos-sdk/store"
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"github.com/cosmos/cosmos-sdk/store/prefix"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/types/query"
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authkeeper "github.com/cosmos/cosmos-sdk/x/auth/keeper"
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authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
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bankkeeper "github.com/cosmos/cosmos-sdk/x/bank/keeper"
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"github.com/cosmos/cosmos-sdk/x/bank/types"
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)
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const (
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holder = "holder"
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multiPerm = "multiple permissions account"
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randomPerm = "random permission"
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numBalances = 235
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defaultLimit = 100
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overLimit = 101
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underLimit = 10
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lastPageRecords = 35
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)
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type paginationTestSuite struct {
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suite.Suite
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}
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func TestPaginationTestSuite(t *testing.T) {
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suite.Run(t, new(paginationTestSuite))
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}
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func (s *paginationTestSuite) TestParsePagination() {
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s.T().Log("verify default values for empty page request")
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pageReq := &query.PageRequest{}
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page, limit, err := query.ParsePagination(pageReq)
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s.Require().NoError(err)
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s.Require().Equal(limit, query.DefaultLimit)
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s.Require().Equal(page, 1)
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s.T().Log("verify with custom values")
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pageReq = &query.PageRequest{
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Offset: 0,
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Limit: 10,
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}
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page, limit, err = query.ParsePagination(pageReq)
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s.Require().NoError(err)
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s.Require().Equal(page, 1)
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s.Require().Equal(limit, 10)
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}
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func (s *paginationTestSuite) TestPagination() {
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app, ctx, _ := setupTest()
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queryHelper := baseapp.NewQueryServerTestHelper(ctx, app.InterfaceRegistry())
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types.RegisterQueryServer(queryHelper, app.BankKeeper)
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queryClient := types.NewQueryClient(queryHelper)
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var balances sdk.Coins
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for i := 0; i < numBalances; i++ {
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denom := fmt.Sprintf("foo%ddenom", i)
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balances = append(balances, sdk.NewInt64Coin(denom, 100))
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}
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addr1 := sdk.AccAddress(secp256k1.GenPrivKey().PubKey().Address())
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acc1 := app.AccountKeeper.NewAccountWithAddress(ctx, addr1)
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app.AccountKeeper.SetAccount(ctx, acc1)
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s.Require().NoError(app.BankKeeper.SetBalances(ctx, addr1, balances))
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s.T().Log("verify empty page request results a max of defaultLimit records and counts total records")
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pageReq := &query.PageRequest{}
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request := types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err := queryClient.AllBalances(gocontext.Background(), request)
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s.Require().NoError(err)
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s.Require().Equal(res.Pagination.Total, uint64(numBalances))
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s.Require().NotNil(res.Pagination.NextKey)
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s.Require().LessOrEqual(res.Balances.Len(), defaultLimit)
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s.T().Log("verify page request with limit > defaultLimit, returns less or equal to `limit` records")
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pageReq = &query.PageRequest{Limit: overLimit}
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request = types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err = queryClient.AllBalances(gocontext.Background(), request)
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s.Require().NoError(err)
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s.Require().Equal(res.Pagination.Total, uint64(0))
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s.Require().NotNil(res.Pagination.NextKey)
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s.Require().LessOrEqual(res.Balances.Len(), overLimit)
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s.T().Log("verify paginate with custom limit and countTotal true")
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pageReq = &query.PageRequest{Limit: underLimit, CountTotal: true}
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request = types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err = queryClient.AllBalances(gocontext.Background(), request)
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s.Require().NoError(err)
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s.Require().Equal(res.Balances.Len(), underLimit)
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s.Require().NotNil(res.Pagination.NextKey)
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s.Require().Equal(res.Pagination.Total, uint64(numBalances))
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s.T().Log("verify paginate with custom limit and countTotal false")
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pageReq = &query.PageRequest{Limit: defaultLimit, CountTotal: false}
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request = types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err = queryClient.AllBalances(gocontext.Background(), request)
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s.Require().NoError(err)
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s.Require().Equal(res.Balances.Len(), defaultLimit)
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s.Require().NotNil(res.Pagination.NextKey)
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s.Require().Equal(res.Pagination.Total, uint64(0))
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s.T().Log("verify paginate with custom limit, key and countTotal false")
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pageReq = &query.PageRequest{Key: res.Pagination.NextKey, Limit: defaultLimit, CountTotal: false}
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request = types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err = queryClient.AllBalances(gocontext.Background(), request)
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s.Require().NoError(err)
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s.Require().Equal(res.Balances.Len(), defaultLimit)
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s.Require().NotNil(res.Pagination.NextKey)
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s.Require().Equal(res.Pagination.Total, uint64(0))
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s.T().Log("verify paginate for last page, results in records less than max limit")
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pageReq = &query.PageRequest{Key: res.Pagination.NextKey, Limit: defaultLimit, CountTotal: false}
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request = types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err = queryClient.AllBalances(gocontext.Background(), request)
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s.Require().NoError(err)
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s.Require().LessOrEqual(res.Balances.Len(), defaultLimit)
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s.Require().Equal(res.Balances.Len(), lastPageRecords)
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s.Require().Nil(res.Pagination.NextKey)
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s.Require().Equal(res.Pagination.Total, uint64(0))
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s.T().Log("verify paginate with offset and limit")
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pageReq = &query.PageRequest{Offset: 200, Limit: defaultLimit, CountTotal: false}
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request = types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err = queryClient.AllBalances(gocontext.Background(), request)
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s.Require().NoError(err)
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s.Require().LessOrEqual(res.Balances.Len(), defaultLimit)
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s.Require().Equal(res.Balances.Len(), lastPageRecords)
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s.Require().Nil(res.Pagination.NextKey)
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s.Require().Equal(res.Pagination.Total, uint64(0))
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s.T().Log("verify paginate with offset and limit")
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pageReq = &query.PageRequest{Offset: 100, Limit: defaultLimit, CountTotal: false}
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request = types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err = queryClient.AllBalances(gocontext.Background(), request)
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s.Require().NoError(err)
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s.Require().LessOrEqual(res.Balances.Len(), defaultLimit)
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s.Require().NotNil(res.Pagination.NextKey)
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s.Require().Equal(res.Pagination.Total, uint64(0))
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s.T().Log("verify paginate with offset and key - error")
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pageReq = &query.PageRequest{Key: res.Pagination.NextKey, Offset: 100, Limit: defaultLimit, CountTotal: false}
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request = types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err = queryClient.AllBalances(gocontext.Background(), request)
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s.Require().Error(err)
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s.Require().Equal(err.Error(), "invalid request, either offset or key is expected, got both")
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s.T().Log("verify paginate with offset greater than total results")
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pageReq = &query.PageRequest{Offset: 300, Limit: defaultLimit, CountTotal: false}
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request = types.NewQueryAllBalancesRequest(addr1, pageReq)
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res, err = queryClient.AllBalances(gocontext.Background(), request)
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s.Require().NoError(err)
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s.Require().LessOrEqual(res.Balances.Len(), 0)
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s.Require().Nil(res.Pagination.NextKey)
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}
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func ExamplePaginate() {
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app, ctx, _ := setupTest()
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var balances sdk.Coins
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for i := 0; i < 2; i++ {
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denom := fmt.Sprintf("foo%ddenom", i)
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balances = append(balances, sdk.NewInt64Coin(denom, 100))
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}
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addr1 := sdk.AccAddress([]byte("addr1"))
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acc1 := app.AccountKeeper.NewAccountWithAddress(ctx, addr1)
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app.AccountKeeper.SetAccount(ctx, acc1)
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err := app.BankKeeper.SetBalances(ctx, addr1, balances)
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if err != nil {
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fmt.Println(err)
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}
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// Paginate example
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pageReq := &query.PageRequest{Key: nil, Limit: 1, CountTotal: true}
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request := types.NewQueryAllBalancesRequest(addr1, pageReq)
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balResult := sdk.NewCoins()
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authStore := ctx.KVStore(app.GetKey(authtypes.StoreKey))
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balancesStore := prefix.NewStore(authStore, types.BalancesPrefix)
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accountStore := prefix.NewStore(balancesStore, addr1.Bytes())
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pageRes, err := query.Paginate(accountStore, request.Pagination, func(key []byte, value []byte) error {
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var tempRes sdk.Coin
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err := app.AppCodec().UnmarshalBinaryBare(value, &tempRes)
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if err != nil {
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return err
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}
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balResult = append(balResult, tempRes)
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return nil
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})
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if err != nil { // should return no error
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fmt.Println(err)
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}
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fmt.Println(&types.QueryAllBalancesResponse{Balances: balResult, Pagination: pageRes})
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// Output:
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// balances:<denom:"foo0denom" amount:"100" > pagination:<next_key:"foo1denom" total:2 >
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}
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func setupTest() (*simapp.SimApp, sdk.Context, codec.Marshaler) {
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app := simapp.Setup(false)
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ctx := app.BaseApp.NewContext(false, tmproto.Header{Height: 1})
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appCodec := app.AppCodec()
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db := dbm.NewMemDB()
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ms := store.NewCommitMultiStore(db)
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ms.LoadLatestVersion()
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maccPerms := simapp.GetMaccPerms()
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maccPerms[holder] = nil
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maccPerms[authtypes.Burner] = []string{authtypes.Burner}
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maccPerms[authtypes.Minter] = []string{authtypes.Minter}
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maccPerms[multiPerm] = []string{authtypes.Burner, authtypes.Minter, authtypes.Staking}
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maccPerms[randomPerm] = []string{"random"}
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app.AccountKeeper = authkeeper.NewAccountKeeper(
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appCodec, app.GetKey(authtypes.StoreKey), app.GetSubspace(authtypes.ModuleName),
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authtypes.ProtoBaseAccount, maccPerms,
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)
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app.BankKeeper = bankkeeper.NewBaseKeeper(
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appCodec, app.GetKey(authtypes.StoreKey), app.AccountKeeper,
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app.GetSubspace(types.ModuleName), make(map[string]bool),
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)
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return app, ctx, appCodec
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}
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