Function TestLargeGenesisValidator

state/state_test.go:730–910

(t *testing.T)

}

func TestLargeGenesisValidator(t *testing.T) {
	tearDown, _, state := setupTestCase(t)
	defer tearDown(t)

	genesisVotingPower := types.MaxTotalVotingPower / 1000
	genesisPubKey := ed25519.GenPrivKey().PubKey()
	// fmt.Println("genesis addr: ", genesisPubKey.Address())
	genesisVal := &types.Validator{
		Address:     genesisPubKey.Address(),
		PubKey:      genesisPubKey,
		VotingPower: genesisVotingPower,
	}
	// reset state validators to above validator
	state.Validators = types.NewValidatorSet([]*types.Validator{genesisVal})
	state.NextValidators = state.Validators
	require.True(t, len(state.Validators.Validators) == 1)

	// update state a few times with no validator updates
	// asserts that the single validator's ProposerPrio stays the same
	oldState := state
	for i := 0; i < 10; i++ {
		// no updates:
		abciResponses := &tmstate.ABCIResponses{
			BeginBlock: &abci.ResponseBeginBlock{},
			EndBlock:   &abci.ResponseEndBlock{ValidatorUpdates: nil},
		}
		validatorUpdates, err := types.PB2TM.ValidatorUpdates(abciResponses.EndBlock.ValidatorUpdates)
		require.NoError(t, err)

		block := makeBlock(oldState, oldState.LastBlockHeight+1)
		blockID := types.BlockID{Hash: block.Hash(), PartSetHeader: block.MakePartSet(testPartSize).Header()}

		updatedState, err := sm.UpdateState(oldState, blockID, &block.Header, abciResponses, validatorUpdates)
		require.NoError(t, err)
		// no changes in voting power (ProposerPrio += VotingPower == Voting in 1st round; than shiftByAvg == 0,
		// than -Total == -Voting)
		// -> no change in ProposerPrio (stays zero):
		assert.EqualValues(t, oldState.NextValidators, updatedState.NextValidators)
		assert.EqualValues(t, 0, updatedState.NextValidators.Proposer.ProposerPriority)

		oldState = updatedState
	}
	// add another validator, do a few iterations (create blocks),
	// add more validators with same voting power as the 2nd
	// let the genesis validator "unbond",
	// see how long it takes until the effect wears off and both begin to alternate
	// see: https://github.com/DeAI-Artist/Linkis/issues/2960
	firstAddedValPubKey := ed25519.GenPrivKey().PubKey()
	firstAddedValVotingPower := int64(10)
	fvp, err := cryptoenc.PubKeyToProto(firstAddedValPubKey)
	require.NoError(t, err)
	firstAddedVal := abci.ValidatorUpdate{PubKey: fvp, Power: firstAddedValVotingPower}
	validatorUpdates, err := types.PB2TM.ValidatorUpdates([]abci.ValidatorUpdate{firstAddedVal})
	assert.NoError(t, err)
	abciResponses := &tmstate.ABCIResponses{
		BeginBlock: &abci.ResponseBeginBlock{},
		EndBlock:   &abci.ResponseEndBlock{ValidatorUpdates: []abci.ValidatorUpdate{firstAddedVal}},
	}