5c90246b3f
Co-authored-by: marbar3778 <marbar3778@yahoo.com> Co-authored-by: Julien Robert <julien@rbrt.fr>
86 lines
2.5 KiB
Go
86 lines
2.5 KiB
Go
package rootmulti_test
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import (
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"fmt"
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"testing"
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abci "github.com/cometbft/cometbft/api/cometbft/abci/v1"
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cmtproto "github.com/cometbft/cometbft/api/cometbft/types/v1"
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dbm "github.com/cosmos/cosmos-db"
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"gotest.tools/v3/assert"
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"cosmossdk.io/log"
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"cosmossdk.io/simapp"
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simtestutil "github.com/cosmos/cosmos-sdk/testutil/sims"
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)
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func TestRollback(t *testing.T) {
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db := dbm.NewMemDB()
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options := simapp.SetupOptions{
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Logger: log.NewNopLogger(),
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DB: db,
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AppOpts: simtestutil.NewAppOptionsWithFlagHome(t.TempDir()),
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}
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app := simapp.NewSimappWithCustomOptions(t, false, options)
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ver0 := app.LastBlockHeight()
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// commit 10 blocks
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for i := int64(1); i <= 10; i++ {
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header := cmtproto.Header{
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Height: ver0 + i,
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AppHash: app.LastCommitID().Hash,
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}
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_, err := app.FinalizeBlock(&abci.FinalizeBlockRequest{
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Height: header.Height,
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})
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assert.NilError(t, err)
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ctx := app.NewContextLegacy(false, header)
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store := ctx.KVStore(app.GetKey("bank"))
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store.Set([]byte("key"), []byte(fmt.Sprintf("value%d", i)))
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_, err = app.FinalizeBlock(&abci.FinalizeBlockRequest{
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Height: header.Height,
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})
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assert.NilError(t, err)
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_, err = app.Commit()
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assert.NilError(t, err)
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}
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assert.Equal(t, ver0+10, app.LastBlockHeight())
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store := app.NewContext(true).KVStore(app.GetKey("bank"))
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assert.DeepEqual(t, []byte("value10"), store.Get([]byte("key")))
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// rollback 5 blocks
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target := ver0 + 5
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assert.NilError(t, app.CommitMultiStore().RollbackToVersion(target))
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assert.Equal(t, target, app.LastBlockHeight())
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// recreate app to have clean check state
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app = simapp.NewSimApp(options.Logger, options.DB, nil, true, simtestutil.NewAppOptionsWithFlagHome(t.TempDir()))
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store = app.NewContext(true).KVStore(app.GetKey("bank"))
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assert.DeepEqual(t, []byte("value5"), store.Get([]byte("key")))
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// commit another 5 blocks with different values
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for i := int64(6); i <= 10; i++ {
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header := cmtproto.Header{
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Height: ver0 + i,
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AppHash: app.LastCommitID().Hash,
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}
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_, err := app.FinalizeBlock(&abci.FinalizeBlockRequest{Height: header.Height})
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assert.NilError(t, err)
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ctx := app.NewContextLegacy(false, header)
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store := ctx.KVStore(app.GetKey("bank"))
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store.Set([]byte("key"), []byte(fmt.Sprintf("VALUE%d", i)))
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_, err = app.FinalizeBlock(&abci.FinalizeBlockRequest{
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Height: header.Height,
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})
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assert.NilError(t, err)
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_, err = app.Commit()
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assert.NilError(t, err)
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}
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assert.Equal(t, ver0+10, app.LastBlockHeight())
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store = app.NewContext(true).KVStore(app.GetKey("bank"))
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assert.DeepEqual(t, []byte("VALUE10"), store.Get([]byte("key")))
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}
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