`f461d40485f1`

1 file changed

modifiedtests/src/calibrate.tsdiff before after both
1917
20  const nb = BigInt(n);18  const nb = BigInt(n);
2119
20  const precision = 100000000n;
21
22  // This is a workaround to beat the lack of precision of the `Number` type.
23  // We divide `BigInt`s. But since it is an integer division, we should take care of the precision on our own.
24  // After the division we can convert the result back to the `Number` and then we set the correct precision.
25  // It is crucial to have the correct slope for the regression line.
22  const a = (nb * sumxy - sumx * sumy) / (nb * sumx2 - sumx * sumx);26  const a = Number((precision * (nb * sumxy - sumx * sumy)) / (nb * sumx2 - sumx * sumx)) / Number(precision);
23  const b = (sumy - a * sumx) / nb;27  const b = (Number(sumy) - a * Number(sumx)) / Number(nb);
2428
25  return {a, b};29  return {a, b};
26}30}
68    await token.transfer(alice, {Substrate: bob.address});72    await token.transfer(alice, {Substrate: bob.address});
69    const aliceBalanceAfter = await helper.balance.getSubstrate(alice.address);73    const aliceBalanceAfter = await helper.balance.getSubstrate(alice.address);
7074
71    console.log(`Original price: ${Number(aliceBalanceBefore - aliceBalanceAfter) / Number(helper.balance.getOneTokenNominal())} UNQ`);75    console.log(`\t[NFT Transfer] Original price: ${Number(aliceBalanceBefore - aliceBalanceAfter) / Number(helper.balance.getOneTokenNominal())} UNQ`);
72  }76  }
7377
74  const api = helper.getApi();78  const api = helper.getApi();
75  const defaultCoeff = (api.consts.configuration.defaultWeightToFeeCoefficient as any).toBigInt();79  const base = (await api.query.configuration.weightToFeeCoefficientOverride() as any).toBigInt();
76  for (let i = -5; i < 5; i++) {80  for (let i = -5; i < 5; i++) {
77    await helper.signTransaction(alice, api.tx.sudo.sudo(api.tx.configuration.setWeightToFeeCoefficientOverride(defaultCoeff + defaultCoeff / 1000n * BigInt(i))));81    await helper.signTransaction(alice, api.tx.sudo.sudo(api.tx.configuration.setWeightToFeeCoefficientOverride(base + base / 1000n * BigInt(i))));
7882
79    const coefficient = (await api.query.configuration.weightToFeeCoefficientOverride() as any).toBigInt();83    const coefficient = (await api.query.configuration.weightToFeeCoefficientOverride() as any).toBigInt();
80    const collection = await helper.nft.mintCollection(alice, {name: 'New', description: 'New collection', tokenPrefix: 'NEW'});84    const collection = await helper.nft.mintCollection(alice, {name: 'New', description: 'New collection', tokenPrefix: 'NEW'});
9296
93  // console.log(`Error: ${error(dataPoints, x => a*x+b)}`);97  // console.log(`Error: ${error(dataPoints, x => a*x+b)}`);
9498
95  const perfectValue = a * helper.balance.getOneTokenNominal() / 10n + b;99  const perfectValue = BigInt(Math.ceil(a * Number(helper.balance.getOneTokenNominal()) / 10 + b));
96  await helper.signTransaction(alice, api.tx.sudo.sudo(api.tx.configuration.setWeightToFeeCoefficientOverride(perfectValue.toString())));100  await helper.signTransaction(alice, api.tx.sudo.sudo(api.tx.configuration.setWeightToFeeCoefficientOverride(perfectValue.toString())));
97101
98  {102  {
102    await token.transfer(alice, {Substrate: bob.address});106    await token.transfer(alice, {Substrate: bob.address});
103    const aliceBalanceAfter = await helper.balance.getSubstrate(alice.address);107    const aliceBalanceAfter = await helper.balance.getSubstrate(alice.address);
104108
105    console.log(`Calibrated price: ${Number(aliceBalanceBefore - aliceBalanceAfter) / Number(helper.balance.getOneTokenNominal())} UNQ`);109    console.log(`\t[NFT Transfer] Calibrated price: ${Number(aliceBalanceBefore - aliceBalanceAfter) / Number(helper.balance.getOneTokenNominal())} UNQ`);
106  }110  }
107}111}
108112
121125
122    const cost = await helper.eth.calculateFee({Ethereum: caller}, () => contract.methods.transfer(receiver, token.tokenId).send({from: caller, gas: helper.eth.DEFAULT_GAS}));126    const cost = await helper.eth.calculateFee({Ethereum: caller}, () => contract.methods.transfer(receiver, token.tokenId).send({from: caller, gas: helper.eth.DEFAULT_GAS}));
123127
124    console.log(`Original price: ${Number(cost) / Number(helper.balance.getOneTokenNominal())} UNQ`);128    console.log(`\t[ETH NFT transfer] Original price: ${Number(cost) / Number(helper.balance.getOneTokenNominal())} UNQ`);
125  }129  }
126130
127  const api = helper.getApi();131  const api = helper.getApi();
132  // const defaultCoeff = (api.consts.configuration.defaultMinGasPrice as any).toBigInt();
128  const defaultCoeff = (api.consts.configuration.defaultMinGasPrice as any).toBigInt();133  const base = (await api.query.configuration.minGasPriceOverride() as any).toBigInt();
129  for (let i = -8; i < 8; i++) {134  for (let i = -8; i < 8; i++) {
130    const gasPrice = defaultCoeff + defaultCoeff / 100000n * BigInt(i);135    const gasPrice = base + base / 100000n * BigInt(i);
131    const gasPriceStr = '0x' + gasPrice.toString(16);136    const gasPriceStr = '0x' + gasPrice.toString(16);
132    await helper.signTransaction(alice, api.tx.sudo.sudo(api.tx.configuration.setMinGasPriceOverride(gasPrice)));137    await helper.signTransaction(alice, api.tx.sudo.sudo(api.tx.configuration.setMinGasPriceOverride(gasPrice)));
133138
148  // console.log(`Error: ${error(dataPoints, x => a*x+b)}`);153  // console.log(`Error: ${error(dataPoints, x => a*x+b)}`);
149154
150  // * 0.15 = * 10000 / 66666155  // * 0.15 = * 10000 / 66666
151  const perfectValue = a * helper.balance.getOneTokenNominal() * 1000000n / 6666666n + b;156  const perfectValue = BigInt(Math.ceil(a * Number(helper.balance.getOneTokenNominal() * 1000000n / 6666666n) + b));
152  await helper.signTransaction(alice, api.tx.sudo.sudo(api.tx.configuration.setMinGasPriceOverride(perfectValue.toString())));157  await helper.signTransaction(alice, api.tx.sudo.sudo(api.tx.configuration.setMinGasPriceOverride(perfectValue.toString())));
153158
154  {159  {
160165
161    const cost = await helper.eth.calculateFee({Ethereum: caller}, () => contract.methods.transfer(receiver, token.tokenId).send({from: caller, gas: helper.eth.DEFAULT_GAS}));166    const cost = await helper.eth.calculateFee({Ethereum: caller}, () => contract.methods.transfer(receiver, token.tokenId).send({from: caller, gas: helper.eth.DEFAULT_GAS}));
162167
163    console.log(`Calibrated price: ${Number(cost) / Number(helper.balance.getOneTokenNominal())} UNQ`);168    console.log(`\t[ETH NFT transfer] Calibrated price: ${Number(cost) / Number(helper.balance.getOneTokenNominal())} UNQ`);
164  }169  }
165}170}
166171
167(async () => {172(async () => {
168  await usingEthPlaygrounds(async (helper: EthUniqueHelper, privateKey) => {173  await usingEthPlaygrounds(async (helper: EthUniqueHelper, privateKey) => {
169    // Second run slightly reduces error sometimes, as price line is not actually straight, this is a curve174    // Subsequent runs reduce error, as price line is not actually straight, this is a curve
175
176    const iterations = 3;
170177
171    await calibrateWeightToFee(helper, privateKey);178    console.log('[Calibrate WeightToFee]');
179    for (let i = 0; i < iterations; i++) {
172    await calibrateWeightToFee(helper, privateKey);180      await calibrateWeightToFee(helper, privateKey);
181    }
173182
174    await calibrateMinGasPrice(helper, privateKey);183    console.log();
184
185    console.log('[Calibrate MinGasPrice]');
186    for (let i = 0; i < iterations; i++) {
175    await calibrateMinGasPrice(helper, privateKey);187      await calibrateMinGasPrice(helper, privateKey);
188    }
176  });189  });
177})();190})();
178191