mirror of
https://github.com/0glabs/0g-chain.git
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151 lines
5.0 KiB
Go
151 lines
5.0 KiB
Go
package keeper_test
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import (
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"testing"
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tmproto "github.com/cometbft/cometbft/proto/tendermint/types"
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tmtime "github.com/cometbft/cometbft/types/time"
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"github.com/stretchr/testify/suite"
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sdkmath "cosmossdk.io/math"
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sdk "github.com/cosmos/cosmos-sdk/types"
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bankkeeper "github.com/cosmos/cosmos-sdk/x/bank/keeper"
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"github.com/0glabs/0g-chain/app"
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"github.com/0glabs/0g-chain/x/savings/keeper"
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"github.com/0glabs/0g-chain/x/savings/types"
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)
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type invariantTestSuite struct {
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suite.Suite
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tApp app.TestApp
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ctx sdk.Context
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keeper keeper.Keeper
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bankKeeper bankkeeper.Keeper
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addrs []sdk.AccAddress
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invariants map[string]map[string]sdk.Invariant
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}
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func (suite *invariantTestSuite) SetupTest() {
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config := sdk.GetConfig()
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app.SetBech32AddressPrefixes(config)
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tApp := app.NewTestApp()
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ctx := tApp.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()})
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_, addrs := app.GeneratePrivKeyAddressPairs(1)
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suite.addrs = addrs
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suite.tApp = tApp
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suite.ctx = ctx
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suite.keeper = tApp.GetSavingsKeeper()
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suite.bankKeeper = tApp.GetBankKeeper()
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suite.invariants = make(map[string]map[string]sdk.Invariant)
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keeper.RegisterInvariants(suite, suite.keeper)
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}
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func (suite *invariantTestSuite) RegisterRoute(moduleName string, route string, invariant sdk.Invariant) {
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_, exists := suite.invariants[moduleName]
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if !exists {
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suite.invariants[moduleName] = make(map[string]sdk.Invariant)
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}
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suite.invariants[moduleName][route] = invariant
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}
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func (suite *invariantTestSuite) SetupValidState() {
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depositAmt := sdk.NewCoins(sdk.NewCoin("ukava", sdkmath.NewInt(2e8)))
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suite.keeper.SetDeposit(suite.ctx, types.NewDeposit(
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suite.addrs[0],
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depositAmt,
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))
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err := suite.tApp.FundModuleAccount(suite.ctx, types.ModuleName, depositAmt)
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suite.Require().NoError(err)
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}
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func (suite *invariantTestSuite) runInvariant(route string, invariant func(k keeper.Keeper) sdk.Invariant) (string, bool) {
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ctx := suite.ctx
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registeredInvariant := suite.invariants[types.ModuleName][route]
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suite.Require().NotNil(registeredInvariant)
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// direct call
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dMessage, dBroken := invariant(suite.keeper)(ctx)
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// registered call
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rMessage, rBroken := registeredInvariant(ctx)
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// all call
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aMessage, aBroken := keeper.AllInvariants(suite.keeper)(ctx)
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// require matching values for direct call and registered call
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suite.Require().Equal(dMessage, rMessage, "expected registered invariant message to match")
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suite.Require().Equal(dBroken, rBroken, "expected registered invariant broken to match")
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// require matching values for direct call and all invariants call if broken
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suite.Require().Equal(dBroken, aBroken, "expected all invariant broken to match")
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if dBroken {
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suite.Require().Equal(dMessage, aMessage, "expected all invariant message to match")
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}
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// return message, broken
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return dMessage, dBroken
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}
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func (suite *invariantTestSuite) TestDepositsInvariant() {
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message, broken := suite.runInvariant("deposits", keeper.DepositsInvariant)
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suite.Equal("savings: validate deposits broken invariant\ndeposit invalid\n", message)
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suite.Equal(false, broken)
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suite.SetupValidState()
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message, broken = suite.runInvariant("deposits", keeper.DepositsInvariant)
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suite.Equal("savings: validate deposits broken invariant\ndeposit invalid\n", message)
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suite.Equal(false, broken)
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// broken with invalid deposit
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suite.keeper.SetDeposit(suite.ctx, types.NewDeposit(
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suite.addrs[0],
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sdk.Coins{},
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))
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message, broken = suite.runInvariant("deposits", keeper.DepositsInvariant)
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suite.Equal("savings: validate deposits broken invariant\ndeposit invalid\n", message)
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suite.Equal(true, broken)
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}
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func (suite *invariantTestSuite) TestSolvencyInvariant() {
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message, broken := suite.runInvariant("solvency", keeper.SolvencyInvariant)
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suite.Equal("savings: module solvency broken invariant\ntotal deposited amount does not match module account\n", message)
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suite.Equal(false, broken)
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suite.SetupValidState()
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message, broken = suite.runInvariant("solvency", keeper.SolvencyInvariant)
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suite.Equal("savings: module solvency broken invariant\ntotal deposited amount does not match module account\n", message)
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suite.Equal(false, broken)
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// broken when deposits are greater than module balance
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suite.keeper.SetDeposit(suite.ctx, types.NewDeposit(
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suite.addrs[0],
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sdk.NewCoins(sdk.NewCoin("ukava", sdkmath.NewInt(3e8))),
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))
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message, broken = suite.runInvariant("solvency", keeper.SolvencyInvariant)
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suite.Equal("savings: module solvency broken invariant\ntotal deposited amount does not match module account\n", message)
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suite.Equal(true, broken)
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// broken when deposits are less than the module balance
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suite.keeper.SetDeposit(suite.ctx, types.NewDeposit(
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suite.addrs[0],
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sdk.NewCoins(sdk.NewCoin("ukava", sdkmath.NewInt(1e8))),
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))
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message, broken = suite.runInvariant("solvency", keeper.SolvencyInvariant)
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suite.Equal("savings: module solvency broken invariant\ntotal deposited amount does not match module account\n", message)
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suite.Equal(true, broken)
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}
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func TestInvariantTestSuite(t *testing.T) {
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suite.Run(t, new(invariantTestSuite))
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}
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