mirror of
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236 lines
8.4 KiB
Go
236 lines
8.4 KiB
Go
package keeper_test
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import (
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"testing"
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"github.com/0glabs/0g-chain/x/swap/keeper"
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"github.com/0glabs/0g-chain/x/swap/testutil"
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"github.com/0glabs/0g-chain/x/swap/types"
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sdkmath "cosmossdk.io/math"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/stretchr/testify/suite"
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)
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type invariantTestSuite struct {
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testutil.Suite
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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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suite.Suite.SetupTest()
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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) SetupValidState() {
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suite.Keeper.SetPool(suite.Ctx, types.NewPoolRecord(
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sdk.NewCoins(
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sdk.NewCoin("ukava", sdkmath.NewInt(1e6)),
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sdk.NewCoin("usdx", sdkmath.NewInt(5e6)),
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),
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sdkmath.NewInt(3e6),
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))
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suite.AddCoinsToModule(
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sdk.NewCoins(
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sdk.NewCoin("ukava", sdkmath.NewInt(1e6)),
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sdk.NewCoin("usdx", sdkmath.NewInt(5e6)),
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),
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)
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suite.Keeper.SetDepositorShares(suite.Ctx, types.NewShareRecord(
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sdk.AccAddress("depositor 1---------"), // TODO these addresses are padded to get to the required length of 20 bytes. What is a nicer setup?
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types.PoolID("ukava", "usdx"),
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sdkmath.NewInt(2e6),
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))
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suite.Keeper.SetDepositorShares(suite.Ctx, types.NewShareRecord(
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sdk.AccAddress("depositor 2---------"),
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types.PoolID("ukava", "usdx"),
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sdkmath.NewInt(1e6),
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))
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suite.Keeper.SetPool(suite.Ctx, types.NewPoolRecord(
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sdk.NewCoins(
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sdk.NewCoin("hard", sdkmath.NewInt(1e6)),
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sdk.NewCoin("usdx", sdkmath.NewInt(2e6)),
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),
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sdkmath.NewInt(1e6),
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))
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suite.AddCoinsToModule(
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sdk.NewCoins(
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sdk.NewCoin("hard", sdkmath.NewInt(1e6)),
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sdk.NewCoin("usdx", sdkmath.NewInt(2e6)),
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),
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)
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suite.Keeper.SetDepositorShares(suite.Ctx, types.NewShareRecord(
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sdk.AccAddress("depositor 1---------"),
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types.PoolID("hard", "usdx"),
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sdkmath.NewInt(1e6),
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))
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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) 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) TestPoolRecordsInvariant() {
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// default state is valid
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message, broken := suite.runInvariant("pool-records", keeper.PoolRecordsInvariant)
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suite.Equal("swap: validate pool records broken invariant\npool record 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("pool-records", keeper.PoolRecordsInvariant)
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suite.Equal("swap: validate pool records broken invariant\npool record invalid\n", message)
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suite.Equal(false, broken)
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// broken with invalid pool record
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suite.Keeper.SetPool_Raw(suite.Ctx, types.NewPoolRecord(
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sdk.NewCoins(
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sdk.NewCoin("ukava", sdkmath.NewInt(1e6)),
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sdk.NewCoin("usdx", sdkmath.NewInt(5e6)),
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),
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sdkmath.NewInt(-1e6),
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))
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message, broken = suite.runInvariant("pool-records", keeper.PoolRecordsInvariant)
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suite.Equal("swap: validate pool records broken invariant\npool record invalid\n", message)
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suite.Equal(true, broken)
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}
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func (suite *invariantTestSuite) TestShareRecordsInvariant() {
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message, broken := suite.runInvariant("share-records", keeper.ShareRecordsInvariant)
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suite.Equal("swap: validate share records broken invariant\nshare record 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("share-records", keeper.ShareRecordsInvariant)
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suite.Equal("swap: validate share records broken invariant\nshare record invalid\n", message)
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suite.Equal(false, broken)
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// broken with invalid share record
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suite.Keeper.SetDepositorShares_Raw(suite.Ctx, types.NewShareRecord(
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sdk.AccAddress("depositor 1---------"),
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types.PoolID("ukava", "usdx"),
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sdkmath.NewInt(-1e6),
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))
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message, broken = suite.runInvariant("share-records", keeper.ShareRecordsInvariant)
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suite.Equal("swap: validate share records broken invariant\nshare record invalid\n", message)
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suite.Equal(true, broken)
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}
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func (suite *invariantTestSuite) TestPoolReservesInvariant() {
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message, broken := suite.runInvariant("pool-reserves", keeper.PoolReservesInvariant)
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suite.Equal("swap: pool reserves broken invariant\npool reserves do 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("pool-reserves", keeper.PoolReservesInvariant)
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suite.Equal("swap: pool reserves broken invariant\npool reserves do not match module account\n", message)
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suite.Equal(false, broken)
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// broken when reserves are greater than module balance
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suite.Keeper.SetPool(suite.Ctx, types.NewPoolRecord(
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sdk.NewCoins(
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sdk.NewCoin("ukava", sdkmath.NewInt(2e6)),
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sdk.NewCoin("usdx", sdkmath.NewInt(10e6)),
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),
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sdkmath.NewInt(5e6),
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))
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message, broken = suite.runInvariant("pool-reserves", keeper.PoolReservesInvariant)
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suite.Equal("swap: pool reserves broken invariant\npool reserves do not match module account\n", message)
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suite.Equal(true, broken)
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// broken when reserves are less than the module balance
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suite.Keeper.SetPool(suite.Ctx, types.NewPoolRecord(
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sdk.NewCoins(
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sdk.NewCoin("ukava", sdkmath.NewInt(1e5)),
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sdk.NewCoin("usdx", sdkmath.NewInt(5e5)),
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),
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sdkmath.NewInt(3e5),
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))
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message, broken = suite.runInvariant("pool-reserves", keeper.PoolReservesInvariant)
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suite.Equal("swap: pool reserves broken invariant\npool reserves do not match module account\n", message)
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suite.Equal(true, broken)
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}
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func (suite *invariantTestSuite) TestPoolSharesInvariant() {
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message, broken := suite.runInvariant("pool-shares", keeper.PoolSharesInvariant)
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suite.Equal("swap: pool shares broken invariant\npool shares do not match depositor shares\n", message)
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suite.Equal(false, broken)
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suite.SetupValidState()
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message, broken = suite.runInvariant("pool-shares", keeper.PoolSharesInvariant)
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suite.Equal("swap: pool shares broken invariant\npool shares do not match depositor shares\n", message)
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suite.Equal(false, broken)
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// broken when total shares are greater than depositor shares
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suite.Keeper.SetPool(suite.Ctx, types.NewPoolRecord(
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sdk.NewCoins(
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sdk.NewCoin("ukava", sdkmath.NewInt(1e6)),
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sdk.NewCoin("usdx", sdkmath.NewInt(5e6)),
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),
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sdkmath.NewInt(5e6),
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))
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message, broken = suite.runInvariant("pool-shares", keeper.PoolSharesInvariant)
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suite.Equal("swap: pool shares broken invariant\npool shares do not match depositor shares\n", message)
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suite.Equal(true, broken)
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// broken when total shares are less than the depositor shares
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suite.Keeper.SetPool(suite.Ctx, types.NewPoolRecord(
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sdk.NewCoins(
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sdk.NewCoin("ukava", sdkmath.NewInt(1e6)),
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sdk.NewCoin("usdx", sdkmath.NewInt(5e6)),
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),
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sdkmath.NewInt(1e5),
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))
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message, broken = suite.runInvariant("pool-shares", keeper.PoolSharesInvariant)
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suite.Equal("swap: pool shares broken invariant\npool shares do not match depositor shares\n", message)
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suite.Equal(true, broken)
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// broken when pool record is missing
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suite.Keeper.DeletePool(suite.Ctx, types.PoolID("ukava", "usdx"))
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suite.RemoveCoinsFromModule(
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sdk.NewCoins(
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sdk.NewCoin("ukava", sdkmath.NewInt(1e6)),
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sdk.NewCoin("usdx", sdkmath.NewInt(5e6)),
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),
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)
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message, broken = suite.runInvariant("pool-shares", keeper.PoolSharesInvariant)
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suite.Equal("swap: pool shares broken invariant\npool shares do not match depositor shares\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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