code.vegaprotocol.io/vega@v0.79.0/core/validators/validator_performance_test.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  package validators_test
    17  
    18  import (
    19  	"context"
    20  	"encoding/hex"
    21  	"testing"
    22  
    23  	"code.vegaprotocol.io/vega/core/validators"
    24  	"code.vegaprotocol.io/vega/libs/num"
    25  	"code.vegaprotocol.io/vega/logging"
    26  
    27  	"github.com/stretchr/testify/require"
    28  )
    29  
    30  var (
    31  	tmkey1 = "uBr9FP/M/QyVtOa3j18+hjksXra7qxCa7e25/FVW5c0="
    32  	tmkey4 = "g2QGqXnfkNmmVO4QSw/wu5kpk8rbaY+I4qYNzk7QJTc="
    33  
    34  	address1, _ = hex.DecodeString("91484AD0B6343D73690F1D36A80EF92B67622C47")
    35  	address2, _ = hex.DecodeString("3619F6EC431527F02457875B7355041ADBB54772")
    36  	address3, _ = hex.DecodeString("13FA0B679D6064772567C7A6050B42CCA1C7C8CD")
    37  )
    38  
    39  func TestValidatorPerformanceNoPerformance(t *testing.T) {
    40  	vp := validators.NewValidatorPerformance(logging.NewTestLogger())
    41  	require.Equal(t, num.DecimalFromFloat(0.05), vp.ValidatorPerformanceScore("some name", 1, 10, num.DecimalOne()))
    42  }
    43  
    44  func TestElectedExpectationWithVotingPower(t *testing.T) {
    45  	vp := validators.NewValidatorPerformance(logging.NewTestLogger())
    46  	vp.BeginBlock(context.Background(), hex.EncodeToString(address1))
    47  	vp.BeginBlock(context.Background(), hex.EncodeToString(address2))
    48  	vp.BeginBlock(context.Background(), hex.EncodeToString(address1))
    49  	vp.BeginBlock(context.Background(), hex.EncodeToString(address3))
    50  	vp.BeginBlock(context.Background(), hex.EncodeToString(address2))
    51  
    52  	// validator 1 proposed 2 times, out of 5 (i.e. 40%), they only got 20% voting power so they score should be capped at 1
    53  	require.Equal(t, "1", vp.ValidatorPerformanceScore(tmkey1, 10, 50, num.DecimalZero()).String())
    54  
    55  	// validator 1 proposed 2 times, out of 5 (i.e. 40%), they only got 40% voting power so they score should be 1
    56  	require.Equal(t, "1", vp.ValidatorPerformanceScore(tmkey1, 20, 50, num.DecimalZero()).String())
    57  
    58  	// validator 1 proposed 2 times, out of 5 (i.e. 40%), they got 60% voting power so they score but with a minimum scaling of 2 blocks they should get a score of 1
    59  	require.Equal(t, "1", vp.ValidatorPerformanceScore(tmkey1, 30, 50, num.DecimalZero()).String())
    60  
    61  	// validator 4 never proposed but has a 20% of the voting power so with scaling they proposed 2/5 which is greater than their voting power so they get score of 1
    62  	require.Equal(t, "1", vp.ValidatorPerformanceScore(tmkey4, 10, 50, num.DecimalZero()).String())
    63  }
    64  
    65  func TestPerformanceScoreWithScaling(t *testing.T) {
    66  	vp := validators.NewValidatorPerformance(logging.NewTestLogger())
    67  	for i := 0; i < 25; i++ {
    68  		vp.BeginBlock(context.Background(), hex.EncodeToString(address1))
    69  	}
    70  	for i := 0; i < 75; i++ {
    71  		vp.BeginBlock(context.Background(), hex.EncodeToString(address2))
    72  	}
    73  
    74  	// validator 1 proposed 1/4 of the blocks with 50% of the voting power
    75  	// with the minimum scaling they get a performance score of 27/50
    76  	require.Equal(t, "0.54", vp.ValidatorPerformanceScore(tmkey1, 25, 50, num.DecimalZero()).String())
    77  
    78  	// validator 1 proposed 1/4 of the blocks with 50% of the voting power
    79  	// with the scaling of 15% they get a performance score of 25*1.15/50
    80  	require.Equal(t, "0.575", vp.ValidatorPerformanceScore(tmkey1, 25, 50, num.DecimalFromFloat(0.15)).String())
    81  }