120 lines
4.4 KiB
Go
120 lines
4.4 KiB
Go
package keeper_test
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import (
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"testing"
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"time"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/stretchr/testify/require"
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"github.com/cosmos/cosmos-sdk/simapp"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/slashing/keeper"
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"github.com/cosmos/cosmos-sdk/x/staking"
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)
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// Test a new validator entering the validator set
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// Ensure that SigningInfo.StartHeight is set correctly
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// and that they are not immediately jailed
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func TestHandleNewValidator(t *testing.T) {
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app := simapp.Setup(false)
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ctx := app.BaseApp.NewContext(false, abci.Header{})
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addrDels := simapp.AddTestAddrsIncremental(app, ctx, 1, sdk.TokensFromConsensusPower(200))
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valAddrs := simapp.ConvertAddrsToValAddrs(addrDels)
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pks := simapp.CreateTestPubKeys(1)
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addr, val := valAddrs[0], pks[0]
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amt := sdk.TokensFromConsensusPower(100)
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sh := staking.NewHandler(app.StakingKeeper)
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ctx = ctx.WithBlockHeight(app.SlashingKeeper.SignedBlocksWindow(ctx) + 1)
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// Validator created
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res, err := sh(ctx, keeper.NewTestMsgCreateValidator(addr, val, amt))
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require.NoError(t, err)
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require.NotNil(t, res)
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staking.EndBlocker(ctx, app.StakingKeeper)
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require.Equal(
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t, app.BankKeeper.GetAllBalances(ctx, sdk.AccAddress(addr)),
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sdk.NewCoins(sdk.NewCoin(app.StakingKeeper.GetParams(ctx).BondDenom, InitTokens.Sub(amt))),
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)
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require.Equal(t, amt, app.StakingKeeper.Validator(ctx, addr).GetBondedTokens())
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// Now a validator, for two blocks
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app.SlashingKeeper.HandleValidatorSignature(ctx, val.Address(), 100, true)
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ctx = ctx.WithBlockHeight(app.SlashingKeeper.SignedBlocksWindow(ctx) + 2)
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app.SlashingKeeper.HandleValidatorSignature(ctx, val.Address(), 100, false)
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info, found := app.SlashingKeeper.GetValidatorSigningInfo(ctx, sdk.ConsAddress(val.Address()))
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require.True(t, found)
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require.Equal(t, app.SlashingKeeper.SignedBlocksWindow(ctx)+1, info.StartHeight)
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require.Equal(t, int64(2), info.IndexOffset)
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require.Equal(t, int64(1), info.MissedBlocksCounter)
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require.Equal(t, time.Unix(0, 0).UTC(), info.JailedUntil)
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// validator should be bonded still, should not have been jailed or slashed
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validator, _ := app.StakingKeeper.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
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require.Equal(t, sdk.Bonded, validator.GetStatus())
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bondPool := app.StakingKeeper.GetBondedPool(ctx)
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expTokens := sdk.TokensFromConsensusPower(100)
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require.Equal(t, expTokens.Int64(), app.BankKeeper.GetBalance(ctx, bondPool.GetAddress(), app.StakingKeeper.BondDenom(ctx)).Amount.Int64())
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}
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// Test a jailed validator being "down" twice
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// Ensure that they're only slashed once
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func TestHandleAlreadyJailed(t *testing.T) {
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// initial setup
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app := simapp.Setup(false)
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ctx := app.BaseApp.NewContext(false, abci.Header{})
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power := int64(100)
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amt := sdk.TokensFromConsensusPower(power)
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addrDels := simapp.AddTestAddrsIncremental(app, ctx, 1, sdk.TokensFromConsensusPower(200))
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valAddrs := simapp.ConvertAddrsToValAddrs(addrDels)
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pks := simapp.CreateTestPubKeys(1)
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addr, val := valAddrs[0], pks[0]
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sh := staking.NewHandler(app.StakingKeeper)
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res, err := sh(ctx, keeper.NewTestMsgCreateValidator(addr, val, amt))
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require.NoError(t, err)
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require.NotNil(t, res)
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staking.EndBlocker(ctx, app.StakingKeeper)
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// 1000 first blocks OK
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height := int64(0)
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for ; height < app.SlashingKeeper.SignedBlocksWindow(ctx); height++ {
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ctx = ctx.WithBlockHeight(height)
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app.SlashingKeeper.HandleValidatorSignature(ctx, val.Address(), power, true)
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}
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// 501 blocks missed
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for ; height < app.SlashingKeeper.SignedBlocksWindow(ctx)+(app.SlashingKeeper.SignedBlocksWindow(ctx)-app.SlashingKeeper.MinSignedPerWindow(ctx))+1; height++ {
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ctx = ctx.WithBlockHeight(height)
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app.SlashingKeeper.HandleValidatorSignature(ctx, val.Address(), power, false)
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}
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// end block
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staking.EndBlocker(ctx, app.StakingKeeper)
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// validator should have been jailed and slashed
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validator, _ := app.StakingKeeper.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
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require.Equal(t, sdk.Unbonding, validator.GetStatus())
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// validator should have been slashed
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resultingTokens := amt.Sub(sdk.TokensFromConsensusPower(1))
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require.Equal(t, resultingTokens, validator.GetTokens())
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// another block missed
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ctx = ctx.WithBlockHeight(height)
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app.SlashingKeeper.HandleValidatorSignature(ctx, val.Address(), power, false)
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// validator should not have been slashed twice
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validator, _ = app.StakingKeeper.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
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require.Equal(t, resultingTokens, validator.GetTokens())
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}
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