forked from cosmos/cosmos-sdk
/
invariants.go
42 lines (36 loc) · 1.32 KB
/
invariants.go
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package app
import (
"fmt"
"time"
abci "github.com/tendermint/tendermint/abci/types"
sdk "github.com/cosmos/cosmos-sdk/types"
banksim "github.com/cosmos/cosmos-sdk/x/bank/simulation"
distrsim "github.com/cosmos/cosmos-sdk/x/distribution/simulation"
"github.com/cosmos/cosmos-sdk/x/mock/simulation"
stakesim "github.com/cosmos/cosmos-sdk/x/stake/simulation"
)
func (app *GaiaApp) runtimeInvariants() []simulation.Invariant {
return []simulation.Invariant{
banksim.NonnegativeBalanceInvariant(app.accountKeeper),
distrsim.ValAccumInvariants(app.distrKeeper, app.stakeKeeper),
stakesim.SupplyInvariants(app.bankKeeper, app.stakeKeeper,
app.feeCollectionKeeper, app.distrKeeper, app.accountKeeper),
stakesim.NonNegativePowerInvariant(app.stakeKeeper),
}
}
func (app *GaiaApp) assertRuntimeInvariants() {
ctx := app.NewContext(false, abci.Header{Height: app.LastBlockHeight() + 1})
app.assertRuntimeInvariantsOnContext(ctx)
}
func (app *GaiaApp) assertRuntimeInvariantsOnContext(ctx sdk.Context) {
start := time.Now()
invariants := app.runtimeInvariants()
for _, inv := range invariants {
if err := inv(ctx); err != nil {
panic(fmt.Errorf("invariant broken: %s", err))
}
}
end := time.Now()
diff := end.Sub(start)
app.BaseApp.Logger.With("module", "invariants").Info("Asserted all invariants", "duration", diff)
}