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Merge PR CosmWasm#215: Update simulation tests
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,107 @@ | ||
| package app | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "os" | ||
| "testing" | ||
|
|
||
| "github.com/cosmos/cosmos-sdk/simapp" | ||
| "github.com/cosmos/cosmos-sdk/x/simulation" | ||
| abci "github.com/tendermint/tendermint/abci/types" | ||
| ) | ||
|
|
||
| // Profile with: | ||
| // /usr/local/go/bin/go test -benchmem -run=^$ github.com/cosmos/cosmos-sdk/simapp -bench ^BenchmarkFullAppSimulation$ -Commit=true -cpuprofile cpu.out | ||
| func BenchmarkFullAppSimulation(b *testing.B) { | ||
| config, db, dir, logger, _, err := simapp.SetupSimulation("goleveldb-app-sim", "Simulation") | ||
| if err != nil { | ||
| b.Fatalf("simulation setup failed: %s", err.Error()) | ||
| } | ||
|
|
||
| defer func() { | ||
| db.Close() | ||
| err = os.RemoveAll(dir) | ||
| if err != nil { | ||
| b.Fatal(err) | ||
| } | ||
| }() | ||
|
|
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| app := NewGaiaApp(logger, db, nil, true, simapp.FlagPeriodValue, interBlockCacheOpt()) | ||
|
|
||
| // run randomized simulation | ||
| _, simParams, simErr := simulation.SimulateFromSeed( | ||
| b, os.Stdout, app.BaseApp, simapp.AppStateFn(app.Codec(), app.SimulationManager()), | ||
| simapp.SimulationOperations(app, app.Codec(), config), | ||
| app.ModuleAccountAddrs(), config, | ||
| ) | ||
|
|
||
| // export state and simParams before the simulation error is checked | ||
| if err = simapp.CheckExportSimulation(app, config, simParams); err != nil { | ||
| b.Fatal(err) | ||
| } | ||
|
|
||
| if simErr != nil { | ||
| b.Fatal(simErr) | ||
| } | ||
|
|
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| if config.Commit { | ||
| simapp.PrintStats(db) | ||
| } | ||
| } | ||
|
|
||
| func BenchmarkInvariants(b *testing.B) { | ||
| config, db, dir, logger, _, err := simapp.SetupSimulation("leveldb-app-invariant-bench", "Simulation") | ||
| if err != nil { | ||
| b.Fatalf("simulation setup failed: %s", err.Error()) | ||
| } | ||
|
|
||
| config.AllInvariants = false | ||
|
|
||
| defer func() { | ||
| db.Close() | ||
| err = os.RemoveAll(dir) | ||
| if err != nil { | ||
| b.Fatal(err) | ||
| } | ||
| }() | ||
|
|
||
| app := NewGaiaApp(logger, db, nil, true, simapp.FlagPeriodValue, interBlockCacheOpt()) | ||
|
|
||
| // run randomized simulation | ||
| _, simParams, simErr := simulation.SimulateFromSeed( | ||
| b, os.Stdout, app.BaseApp, simapp.AppStateFn(app.Codec(), app.SimulationManager()), | ||
| simapp.SimulationOperations(app, app.Codec(), config), | ||
| app.ModuleAccountAddrs(), config, | ||
| ) | ||
|
|
||
| // export state and simParams before the simulation error is checked | ||
| if err = simapp.CheckExportSimulation(app, config, simParams); err != nil { | ||
| b.Fatal(err) | ||
| } | ||
|
|
||
| if simErr != nil { | ||
| b.Fatal(simErr) | ||
| } | ||
|
|
||
| if config.Commit { | ||
| simapp.PrintStats(db) | ||
| } | ||
|
|
||
| ctx := app.NewContext(true, abci.Header{Height: app.LastBlockHeight() + 1}) | ||
|
|
||
| // 3. Benchmark each invariant separately | ||
| // | ||
| // NOTE: We use the crisis keeper as it has all the invariants registered with | ||
| // their respective metadata which makes it useful for testing/benchmarking. | ||
| for _, cr := range app.crisisKeeper.Routes() { | ||
| cr := cr | ||
| b.Run(fmt.Sprintf("%s/%s", cr.ModuleName, cr.Route), func(b *testing.B) { | ||
| if res, stop := cr.Invar(ctx); stop { | ||
| b.Fatalf( | ||
| "broken invariant at block %d of %d\n%s", | ||
| ctx.BlockHeight()-1, config.NumBlocks, res, | ||
| ) | ||
| } | ||
| }) | ||
| } | ||
| } |
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