clean part of the code
This commit is contained in:
Jonathan Gimeno
parent
c97a1b66ca
commit
78791f3c4e
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@ -6,6 +6,8 @@ import (
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"testing"
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"time"
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"github.com/cosmos/cosmos-sdk/x/slashing/types"
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"github.com/cosmos/cosmos-sdk/simapp"
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abci "github.com/tendermint/tendermint/abci/types"
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@ -165,3 +167,164 @@ func TestInvalidMsg(t *testing.T) {
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require.Nil(t, res)
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require.True(t, strings.Contains(err.Error(), "unrecognized slashing message type"))
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}
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// Test a validator through uptime, downtime, revocation,
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// unrevocation, starting height reset, and revocation again
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func TestHandleAbsentValidator(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{Time: time.Unix(0, 0)})
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pks := simapp.CreateTestPubKeys(1)
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simapp.AddTestAddrsFromPubKeys(app, ctx, pks, sdk.TokensFromConsensusPower(200))
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app.SlashingKeeper.SetParams(ctx, slashingkeeper.TestParams())
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power := int64(100)
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amt := sdk.TokensFromConsensusPower(power)
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addr, val := sdk.ValAddress(pks[0].Address()), pks[0]
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sh := staking.NewHandler(app.StakingKeeper)
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slh := slashing.NewHandler(app.SlashingKeeper)
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res, err := sh(ctx, slashingkeeper.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, slashingkeeper.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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// will exist since the validator has been bonded
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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, int64(0), info.StartHeight)
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require.Equal(t, int64(0), info.IndexOffset)
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require.Equal(t, int64(0), info.MissedBlocksCounter)
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require.Equal(t, time.Unix(0, 0).UTC(), info.JailedUntil)
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height := int64(0)
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// 1000 first blocks OK
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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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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, int64(0), info.StartHeight)
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require.Equal(t, int64(0), info.MissedBlocksCounter)
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// 500 blocks missed
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for ; height < app.SlashingKeeper.SignedBlocksWindow(ctx)+(app.SlashingKeeper.SignedBlocksWindow(ctx)-app.SlashingKeeper.MinSignedPerWindow(ctx)); 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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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, int64(0), info.StartHeight)
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require.Equal(t, app.SlashingKeeper.SignedBlocksWindow(ctx)-app.SlashingKeeper.MinSignedPerWindow(ctx), info.MissedBlocksCounter)
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// validator should be bonded still
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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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require.True(sdk.IntEq(t, amt, app.BankKeeper.GetBalance(ctx, bondPool.GetAddress(), app.StakingKeeper.BondDenom(ctx)).Amount))
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// 501st 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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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, int64(0), info.StartHeight)
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// counter now reset to zero
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require.Equal(t, int64(0), info.MissedBlocksCounter)
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// end block
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staking.EndBlocker(ctx, app.StakingKeeper)
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// validator should have been jailed
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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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slashAmt := amt.ToDec().Mul(app.SlashingKeeper.SlashFractionDowntime(ctx)).RoundInt64()
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// validator should have been slashed
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require.Equal(t, amt.Int64()-slashAmt, validator.GetTokens().Int64())
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// 502nd block *also* missed (since the LastCommit would have still included the just-unbonded validator)
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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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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, int64(0), info.StartHeight)
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require.Equal(t, int64(1), info.MissedBlocksCounter)
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// end block
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staking.EndBlocker(ctx, app.StakingKeeper)
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// validator should not have been slashed any more, since it was already jailed
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validator, _ = app.StakingKeeper.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
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require.Equal(t, amt.Int64()-slashAmt, validator.GetTokens().Int64())
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// unrevocation should fail prior to jail expiration
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res, err = slh(ctx, types.NewMsgUnjail(addr))
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require.Error(t, err)
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require.Nil(t, res)
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// unrevocation should succeed after jail expiration
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ctx = ctx.WithBlockHeader(abci.Header{Time: time.Unix(1, 0).Add(app.SlashingKeeper.DowntimeJailDuration(ctx))})
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res, err = slh(ctx, types.NewMsgUnjail(addr))
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require.NoError(t, err)
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require.NotNil(t, res)
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// end block
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staking.EndBlocker(ctx, app.StakingKeeper)
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// validator should be rebonded now
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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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// validator should have been slashed
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require.Equal(t, amt.Int64()-slashAmt, app.BankKeeper.GetBalance(ctx, bondPool.GetAddress(), app.StakingKeeper.BondDenom(ctx)).Amount.Int64())
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// Validator start height should not have been changed
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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, int64(0), info.StartHeight)
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// we've missed 2 blocks more than the maximum, so the counter was reset to 0 at 1 block more and is now 1
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require.Equal(t, int64(1), info.MissedBlocksCounter)
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// validator should not be immediately jailed again
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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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validator, _ = app.StakingKeeper.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
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require.Equal(t, sdk.Bonded, validator.GetStatus())
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// 500 signed blocks
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nextHeight := height + app.SlashingKeeper.MinSignedPerWindow(ctx) + 1
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for ; height < nextHeight; 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 be jailed again after 500 unsigned blocks
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nextHeight = height + app.SlashingKeeper.MinSignedPerWindow(ctx) + 1
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for ; height <= nextHeight; 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, _ = app.StakingKeeper.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
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require.Equal(t, sdk.Unbonding, validator.GetStatus())
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}
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@ -5,143 +5,18 @@ package keeper
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// noalias
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import (
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"encoding/hex"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/tendermint/tendermint/crypto"
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"github.com/tendermint/tendermint/crypto/ed25519"
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"github.com/tendermint/tendermint/libs/log"
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dbm "github.com/tendermint/tm-db"
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"github.com/cosmos/cosmos-sdk/codec"
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simappcodec "github.com/cosmos/cosmos-sdk/simapp/codec"
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"github.com/cosmos/cosmos-sdk/store"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/auth"
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"github.com/cosmos/cosmos-sdk/x/bank"
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"github.com/cosmos/cosmos-sdk/x/params/keeper"
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paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
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"github.com/cosmos/cosmos-sdk/x/slashing/types"
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"github.com/cosmos/cosmos-sdk/x/staking"
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"github.com/cosmos/cosmos-sdk/x/supply"
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"github.com/tendermint/tendermint/crypto"
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)
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// TODO remove dependencies on staking (should only refer to validator set type from sdk)
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var (
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Pks = []crypto.PubKey{
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newPubKey("0B485CFC0EECC619440448436F8FC9DF40566F2369E72400281454CB552AFB50"),
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newPubKey("0B485CFC0EECC619440448436F8FC9DF40566F2369E72400281454CB552AFB51"),
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newPubKey("0B485CFC0EECC619440448436F8FC9DF40566F2369E72400281454CB552AFB52"),
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}
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Addrs = []sdk.ValAddress{
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sdk.ValAddress(Pks[0].Address()),
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sdk.ValAddress(Pks[1].Address()),
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sdk.ValAddress(Pks[2].Address()),
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}
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InitTokens = sdk.TokensFromConsensusPower(200)
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initCoins = sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, InitTokens))
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)
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func createTestCodec() *codec.Codec {
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cdc := codec.New()
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sdk.RegisterCodec(cdc)
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auth.RegisterCodec(cdc)
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supply.RegisterCodec(cdc)
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bank.RegisterCodec(cdc)
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staking.RegisterCodec(cdc)
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codec.RegisterCrypto(cdc)
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return cdc
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}
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func CreateTestInput(t *testing.T, defaults types.Params) (sdk.Context, bank.Keeper, staking.Keeper, paramtypes.Subspace, Keeper) {
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keyAcc := sdk.NewKVStoreKey(auth.StoreKey)
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keyBank := sdk.NewKVStoreKey(bank.StoreKey)
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keyStaking := sdk.NewKVStoreKey(staking.StoreKey)
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keySlashing := sdk.NewKVStoreKey(types.StoreKey)
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keySupply := sdk.NewKVStoreKey(supply.StoreKey)
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keyParams := sdk.NewKVStoreKey(paramtypes.StoreKey)
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tkeyParams := sdk.NewTransientStoreKey(paramtypes.TStoreKey)
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db := dbm.NewMemDB()
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ms := store.NewCommitMultiStore(db)
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ms.MountStoreWithDB(keyAcc, sdk.StoreTypeIAVL, db)
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ms.MountStoreWithDB(keyBank, sdk.StoreTypeIAVL, db)
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ms.MountStoreWithDB(keyStaking, sdk.StoreTypeIAVL, db)
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ms.MountStoreWithDB(keySupply, sdk.StoreTypeIAVL, db)
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ms.MountStoreWithDB(keySlashing, sdk.StoreTypeIAVL, db)
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ms.MountStoreWithDB(keyParams, sdk.StoreTypeIAVL, db)
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ms.MountStoreWithDB(tkeyParams, sdk.StoreTypeTransient, db)
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err := ms.LoadLatestVersion()
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require.Nil(t, err)
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ctx := sdk.NewContext(ms, abci.Header{Time: time.Unix(0, 0)}, false, log.NewNopLogger())
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cdc := createTestCodec()
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appCodec := simappcodec.NewAppCodec(cdc)
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feeCollectorAcc := supply.NewEmptyModuleAccount(auth.FeeCollectorName)
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notBondedPool := supply.NewEmptyModuleAccount(staking.NotBondedPoolName, supply.Burner, supply.Staking)
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bondPool := supply.NewEmptyModuleAccount(staking.BondedPoolName, supply.Burner, supply.Staking)
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blacklistedAddrs := make(map[string]bool)
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blacklistedAddrs[feeCollectorAcc.GetAddress().String()] = true
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blacklistedAddrs[notBondedPool.GetAddress().String()] = true
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blacklistedAddrs[bondPool.GetAddress().String()] = true
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paramsKeeper := keeper.NewKeeper(appCodec, keyParams, tkeyParams)
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accountKeeper := auth.NewAccountKeeper(appCodec, keyAcc, paramsKeeper.Subspace(auth.DefaultParamspace), auth.ProtoBaseAccount)
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bk := bank.NewBaseKeeper(appCodec, keyBank, accountKeeper, paramsKeeper.Subspace(bank.DefaultParamspace), blacklistedAddrs)
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maccPerms := map[string][]string{
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auth.FeeCollectorName: nil,
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staking.NotBondedPoolName: {supply.Burner, supply.Staking},
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staking.BondedPoolName: {supply.Burner, supply.Staking},
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}
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supplyKeeper := supply.NewKeeper(appCodec, keySupply, accountKeeper, bk, maccPerms)
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totalSupply := sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, InitTokens.MulRaw(int64(len(Addrs)))))
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supplyKeeper.SetSupply(ctx, supply.NewSupply(totalSupply))
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sk := staking.NewKeeper(staking.ModuleCdc, keyStaking, bk, supplyKeeper, paramsKeeper.Subspace(staking.DefaultParamspace))
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genesis := staking.DefaultGenesisState()
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// set module accounts
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supplyKeeper.SetModuleAccount(ctx, feeCollectorAcc)
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supplyKeeper.SetModuleAccount(ctx, bondPool)
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supplyKeeper.SetModuleAccount(ctx, notBondedPool)
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_ = staking.InitGenesis(ctx, sk, accountKeeper, bk, supplyKeeper, genesis)
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for i, addr := range Addrs {
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addr := sdk.AccAddress(addr)
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accountKeeper.SetAccount(ctx, auth.NewBaseAccount(addr, Pks[i], uint64(i), 0))
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require.NoError(t, bk.SetBalances(ctx, addr, initCoins))
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}
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paramstore := paramsKeeper.Subspace(types.DefaultParamspace)
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keeper := NewKeeper(types.ModuleCdc, keySlashing, &sk, paramstore)
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keeper.SetParams(ctx, defaults)
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sk.SetHooks(keeper.Hooks())
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return ctx, bk, sk, paramstore, keeper
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}
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func newPubKey(pk string) (res crypto.PubKey) {
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pkBytes, err := hex.DecodeString(pk)
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if err != nil {
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panic(err)
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}
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var pkEd ed25519.PubKeyEd25519
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copy(pkEd[:], pkBytes)
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return pkEd
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}
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// Have to change these parameters for tests
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// lest the tests take forever
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func TestParams() types.Params {
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@ -1,170 +0,0 @@
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package slashing_test
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import (
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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abci "github.com/tendermint/tendermint/abci/types"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/slashing"
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slashingkeeper "github.com/cosmos/cosmos-sdk/x/slashing/keeper"
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"github.com/cosmos/cosmos-sdk/x/slashing/types"
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"github.com/cosmos/cosmos-sdk/x/staking"
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)
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// Test a validator through uptime, downtime, revocation,
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// unrevocation, starting height reset, and revocation again
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func TestHandleAbsentValidator(t *testing.T) {
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// initial setup
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ctx, bk, sk, _, keeper := slashingkeeper.CreateTestInput(t, slashingkeeper.TestParams())
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power := int64(100)
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amt := sdk.TokensFromConsensusPower(power)
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addr, val := slashingkeeper.Addrs[0], slashingkeeper.Pks[0]
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sh := staking.NewHandler(sk)
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slh := slashing.NewHandler(keeper)
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res, err := sh(ctx, slashingkeeper.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, sk)
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require.Equal(
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t, bk.GetAllBalances(ctx, sdk.AccAddress(addr)),
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sdk.NewCoins(sdk.NewCoin(sk.GetParams(ctx).BondDenom, slashingkeeper.InitTokens.Sub(amt))),
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)
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require.Equal(t, amt, sk.Validator(ctx, addr).GetBondedTokens())
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// will exist since the validator has been bonded
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info, found := keeper.GetValidatorSigningInfo(ctx, sdk.ConsAddress(val.Address()))
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require.True(t, found)
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require.Equal(t, int64(0), info.StartHeight)
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require.Equal(t, int64(0), info.IndexOffset)
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require.Equal(t, int64(0), info.MissedBlocksCounter)
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require.Equal(t, time.Unix(0, 0).UTC(), info.JailedUntil)
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height := int64(0)
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// 1000 first blocks OK
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for ; height < keeper.SignedBlocksWindow(ctx); height++ {
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ctx = ctx.WithBlockHeight(height)
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keeper.HandleValidatorSignature(ctx, val.Address(), power, true)
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}
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info, found = keeper.GetValidatorSigningInfo(ctx, sdk.ConsAddress(val.Address()))
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require.True(t, found)
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require.Equal(t, int64(0), info.StartHeight)
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require.Equal(t, int64(0), info.MissedBlocksCounter)
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// 500 blocks missed
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for ; height < keeper.SignedBlocksWindow(ctx)+(keeper.SignedBlocksWindow(ctx)-keeper.MinSignedPerWindow(ctx)); height++ {
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||||
ctx = ctx.WithBlockHeight(height)
|
||||
keeper.HandleValidatorSignature(ctx, val.Address(), power, false)
|
||||
}
|
||||
info, found = keeper.GetValidatorSigningInfo(ctx, sdk.ConsAddress(val.Address()))
|
||||
require.True(t, found)
|
||||
require.Equal(t, int64(0), info.StartHeight)
|
||||
require.Equal(t, keeper.SignedBlocksWindow(ctx)-keeper.MinSignedPerWindow(ctx), info.MissedBlocksCounter)
|
||||
|
||||
// validator should be bonded still
|
||||
validator, _ := sk.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
|
||||
require.Equal(t, sdk.Bonded, validator.GetStatus())
|
||||
|
||||
bondPool := sk.GetBondedPool(ctx)
|
||||
require.True(sdk.IntEq(t, amt, bk.GetBalance(ctx, bondPool.GetAddress(), sk.BondDenom(ctx)).Amount))
|
||||
|
||||
// 501st block missed
|
||||
ctx = ctx.WithBlockHeight(height)
|
||||
keeper.HandleValidatorSignature(ctx, val.Address(), power, false)
|
||||
info, found = keeper.GetValidatorSigningInfo(ctx, sdk.ConsAddress(val.Address()))
|
||||
require.True(t, found)
|
||||
require.Equal(t, int64(0), info.StartHeight)
|
||||
// counter now reset to zero
|
||||
require.Equal(t, int64(0), info.MissedBlocksCounter)
|
||||
|
||||
// end block
|
||||
staking.EndBlocker(ctx, sk)
|
||||
|
||||
// validator should have been jailed
|
||||
validator, _ = sk.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
|
||||
require.Equal(t, sdk.Unbonding, validator.GetStatus())
|
||||
|
||||
slashAmt := amt.ToDec().Mul(keeper.SlashFractionDowntime(ctx)).RoundInt64()
|
||||
|
||||
// validator should have been slashed
|
||||
require.Equal(t, amt.Int64()-slashAmt, validator.GetTokens().Int64())
|
||||
|
||||
// 502nd block *also* missed (since the LastCommit would have still included the just-unbonded validator)
|
||||
height++
|
||||
ctx = ctx.WithBlockHeight(height)
|
||||
keeper.HandleValidatorSignature(ctx, val.Address(), power, false)
|
||||
info, found = keeper.GetValidatorSigningInfo(ctx, sdk.ConsAddress(val.Address()))
|
||||
require.True(t, found)
|
||||
require.Equal(t, int64(0), info.StartHeight)
|
||||
require.Equal(t, int64(1), info.MissedBlocksCounter)
|
||||
|
||||
// end block
|
||||
staking.EndBlocker(ctx, sk)
|
||||
|
||||
// validator should not have been slashed any more, since it was already jailed
|
||||
validator, _ = sk.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
|
||||
require.Equal(t, amt.Int64()-slashAmt, validator.GetTokens().Int64())
|
||||
|
||||
// unrevocation should fail prior to jail expiration
|
||||
res, err = slh(ctx, types.NewMsgUnjail(addr))
|
||||
require.Error(t, err)
|
||||
require.Nil(t, res)
|
||||
|
||||
// unrevocation should succeed after jail expiration
|
||||
ctx = ctx.WithBlockHeader(abci.Header{Time: time.Unix(1, 0).Add(keeper.DowntimeJailDuration(ctx))})
|
||||
res, err = slh(ctx, types.NewMsgUnjail(addr))
|
||||
require.NoError(t, err)
|
||||
require.NotNil(t, res)
|
||||
|
||||
// end block
|
||||
staking.EndBlocker(ctx, sk)
|
||||
|
||||
// validator should be rebonded now
|
||||
validator, _ = sk.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
|
||||
require.Equal(t, sdk.Bonded, validator.GetStatus())
|
||||
|
||||
// validator should have been slashed
|
||||
require.Equal(t, amt.Int64()-slashAmt, bk.GetBalance(ctx, bondPool.GetAddress(), sk.BondDenom(ctx)).Amount.Int64())
|
||||
|
||||
// Validator start height should not have been changed
|
||||
info, found = keeper.GetValidatorSigningInfo(ctx, sdk.ConsAddress(val.Address()))
|
||||
require.True(t, found)
|
||||
require.Equal(t, int64(0), info.StartHeight)
|
||||
// we've missed 2 blocks more than the maximum, so the counter was reset to 0 at 1 block more and is now 1
|
||||
require.Equal(t, int64(1), info.MissedBlocksCounter)
|
||||
|
||||
// validator should not be immediately jailed again
|
||||
height++
|
||||
ctx = ctx.WithBlockHeight(height)
|
||||
keeper.HandleValidatorSignature(ctx, val.Address(), power, false)
|
||||
validator, _ = sk.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
|
||||
require.Equal(t, sdk.Bonded, validator.GetStatus())
|
||||
|
||||
// 500 signed blocks
|
||||
nextHeight := height + keeper.MinSignedPerWindow(ctx) + 1
|
||||
for ; height < nextHeight; height++ {
|
||||
ctx = ctx.WithBlockHeight(height)
|
||||
keeper.HandleValidatorSignature(ctx, val.Address(), power, false)
|
||||
}
|
||||
|
||||
// end block
|
||||
staking.EndBlocker(ctx, sk)
|
||||
|
||||
// validator should be jailed again after 500 unsigned blocks
|
||||
nextHeight = height + keeper.MinSignedPerWindow(ctx) + 1
|
||||
for ; height <= nextHeight; height++ {
|
||||
ctx = ctx.WithBlockHeight(height)
|
||||
keeper.HandleValidatorSignature(ctx, val.Address(), power, false)
|
||||
}
|
||||
|
||||
// end block
|
||||
staking.EndBlocker(ctx, sk)
|
||||
|
||||
validator, _ = sk.GetValidatorByConsAddr(ctx, sdk.GetConsAddress(val))
|
||||
require.Equal(t, sdk.Unbonding, validator.GetStatus())
|
||||
}
|
||||
Loading…
Reference in New Issue