@ordinalsbot/bitcoin-fee-estimator

import { expect } from "chai"; import { estimateDirectInscriptionFee } from "../src/calculators/inscriptionTx"; import { InscriptionFile } from "../src/types"; describe("Real Inscription Transactions", () => { const tolerancePct = 0.01; // 1% it("6 file 9bb57cb66d79bae51cfa030118a23c4d0d5ac6c3807dc4ea49253b686a4ae88di0", () => { // OB TRUE // https://signet.ordinals.com/inscription/9bb57cb66d79bae51cfa030118a23c4d0d5ac6c3807dc4ea49253b686a4ae88di0 const files: InscriptionFile[] = [ { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, ]; const inscriptionInfo = { feeRate: 1, fee: 437, files, delegates: 0, delegatesAverageSize: 33, parents: 0, parentsAverageSize: 33, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("1 file 9b33bfa5d506776c3c940b28be196169d09516a33e648a86510885c42a6642c5i0", () => { // OB TRUE // https://signet.ordinals.com/inscription/9b33bfa5d506776c3c940b28be196169d09516a33e648a86510885c42a6642c5i0 const files: InscriptionFile[] = [ { size: 4, mimeType: "text/plain;charset=utf-8", }, ]; const inscriptionInfo = { feeRate: 1, fee: 169, files, delegates: 0, parents: 0, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("1 file - 4 parents 3b7f1e53be3d8e1dfe5228c8cbe1f65f3d745d72a58df32d867cfd1bf22288a2i0", () => { // OB TRUE // https://signet.ordinals.com/inscription/3b7f1e53be3d8e1dfe5228c8cbe1f65f3d745d72a58df32d867cfd1bf22288a2i0 const files: InscriptionFile[] = [ { size: 40_048, mimeType: "image/jpeg", }, ]; const inscriptionInfo = { feeRate: 1, fee: 10_742, files, delegates: 0, parents: 4, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("1 file - 1 parent 613b38e9c2cd6a9b197034f6dec9d2838bae5dbf07fe6c43986c2ef755058945i0", () => { // OB TRUE // https://signet.ordinals.com/inscription/613b38e9c2cd6a9b197034f6dec9d2838bae5dbf07fe6c43986c2ef755058945i0 const files: InscriptionFile[] = [ { size: 13_336, mimeType: "text/html;charset=utf-8", }, ]; const inscriptionInfo = { feeRate: 1, fee: 3649, files, delegates: 0, parents: 1, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("1 file - 3 parents 6762c69938573509b333a559d2aa91209310b0888d1b08f229802124a5a675cbi0", () => { // OB TRUE // https://signet.ordinals.com/inscription/6762c69938573509b333a559d2aa91209310b0888d1b08f229802124a5a675cbi0 const files: InscriptionFile[] = [ { size: 13_336, mimeType: "text/html;charset=utf-8", }, ]; const inscriptionInfo = { feeRate: 8, fee: 31_216, files, delegates: 0, parents: 3, parentsAverageSize: 33, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, 0, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("1 delegate - 1 parent d99f0faf3a0b53e6a811020392fc508bd2781e0f00b71834721a745ab3e6ca9bi0", () => { // OB TRUE // https://signet.ordinals.com/inscription/d99f0faf3a0b53e6a811020392fc508bd2781e0f00b71834721a745ab3e6ca9bi0 const files: InscriptionFile[] = []; const inscriptionInfo = { feeRate: 1, fee: 297, files, delegates: 1, parents: 1, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("7 delegates - 1 parent 4a0ff03fca8210176bbdf95b7adc8bab3a4916cab5a08a120e9a3497c1c07482", () => { // OB TRUE // https://mempool.space/signet/tx/4a0ff03fca8210176bbdf95b7adc8bab3a4916cab5a08a120e9a3497c1c07482 const files: InscriptionFile[] = []; const inscriptionInfo = { feeRate: 1, fee: 674, files, delegates: 7, delegatesAverageSize: 33, parents: 1, parentsAverageSize: 33, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("10 delegates - 3 parents 5aee57340a59eff3149178125d86a5db320520c6ac221711f14250f7a994290b", () => { // OB TRUE // https://mempool.space/signet/tx/5aee57340a59eff3149178125d86a5db320520c6ac221711f14250f7a994290b const files: InscriptionFile[] = []; const inscriptionInfo = { feeRate: 1, fee: 1273, files, delegates: 10, delegatesAverageSize: 33, parents: 3, parentsAverageSize: 33, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("20 delegates - 9 parents b0fa0610bcba6aae5cc423e2d998037b5692ae46324b7dc541044b43c4581260", () => { // OB TRUE // https://mempool.space/signet/tx/b0fa0610bcba6aae5cc423e2d998037b5692ae46324b7dc541044b43c4581260 const files: InscriptionFile[] = []; const inscriptionInfo = { feeRate: 1, fee: 3812, files, delegates: 20, delegatesAverageSize: 32, parents: 9, parentsAverageSize: 33, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("10 files b9c8af199fb93ff8d73f500aa519ee27413688e9420ec11145c76b93427ae49b", () => { // OB TRUE // https://mempool.space/signet/tx/b9c8af199fb93ff8d73f500aa519ee27413688e9420ec11145c76b93427ae49b const files: InscriptionFile[] = [ { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, ]; const inscriptionInfo = { feeRate: 1, fee: 659, files, delegates: 0, delegatesAverageSize: 32, parents: 0, parentsAverageSize: 33, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("10 files - 2 parents 905f602006a63b87266736aac892c9130b9a64e1b896b301f8bc265aa7de2d45", () => { // OB TRUE // https://mempool.space/signet/tx/905f602006a63b87266736aac892c9130b9a64e1b896b301f8bc265aa7de2d45 const files: InscriptionFile[] = [ { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, ]; const inscriptionInfo = { feeRate: 1, fee: 1070, files, delegates: 0, delegatesAverageSize: 32, parents: 2, parentsAverageSize: 33, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("10 files and parents (legacy address) de8cdde58df62d8602448d733f18f859069d52a772cc8a87f2b632bdb6e81f4e", () => { // OB TRUE // https://mempool.space/signet/tx/de8cdde58df62d8602448d733f18f859069d52a772cc8a87f2b632bdb6e81f4e const files: InscriptionFile[] = [ { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, { size: 4, mimeType: "text/plain;charset=utf-8", }, { size: 10, mimeType: "text/plain;charset=utf-8", }, ]; const inscriptionInfo = { feeRate: 1, fee: 967, files, delegates: 0, delegatesAverageSize: 32, parents: 2, parentsAverageSize: 33, receiverAddress: "mzkyV5pqT1TEMWrZVnCyT7cLK6huC2yFee", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("20 delegates (legacy address) 1294bd365cf01696bf2ffb14b0e18933dbb2a52029e35706cd4db25b443452dc", () => { // OB TRUE // https://mempool.space/signet/tx/1294bd365cf01696bf2ffb14b0e18933dbb2a52029e35706cd4db25b443452dc const files: InscriptionFile[] = []; const inscriptionInfo = { feeRate: 1, fee: 1021, files, delegates: 20, delegatesAverageSize: 32, parents: 0, parentsAverageSize: 33, receiverAddress: "mzkyV5pqT1TEMWrZVnCyT7cLK6huC2yFee", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("20 delegates - 3 parents (legacy address) 380f1568a766c74c98420a3d1140dcb4879336bc3fe83d40632130d0fa859f54", () => { // OB TRUE // https://mempool.space/signet/tx/380f1568a766c74c98420a3d1140dcb4879336bc3fe83d40632130d0fa859f54 const files: InscriptionFile[] = []; const inscriptionInfo = { feeRate: 1, fee: 1859, files, delegates: 20, delegatesAverageSize: 32, parents: 3, parentsAverageSize: 32, receiverAddress: "mzkyV5pqT1TEMWrZVnCyT7cLK6huC2yFee", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("1300 delegates (legacy address) 6560eba74bf313addcf9a92db730b7d092b874aaca8eddd3eb4062ef4fa791fc", () => { // OB TRUE // https://mempool.space/signet/tx/6560eba74bf313addcf9a92db730b7d092b874aaca8eddd3eb4062ef4fa791fc const files: InscriptionFile[] = []; const inscriptionInfo = { feeRate: 1, fee: 59238, files, delegates: 1300, delegatesAverageSize: 32, parents: 0, parentsAverageSize: 32, receiverAddress: "mzkyV5pqT1TEMWrZVnCyT7cLK6huC2yFee", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("1300 delegates e7a6a1418af2a84209c4e7ea3b141d33cbe5e60d0e26a0421cf2e0c3a81f86ec", () => { // OB TRUE // https://mempool.space/signet/tx/e7a6a1418af2a84209c4e7ea3b141d33cbe5e60d0e26a0421cf2e0c3a81f86ec const files: InscriptionFile[] = []; const inscriptionInfo = { feeRate: 1, fee: 70938, files, delegates: 1300, delegatesAverageSize: 33, parents: 0, parentsAverageSize: 32, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); it("1 file with metadata - 3 parents 98823ed04ee145263d1e1c3c51395808dfda87457ea1753df07c812c409ca78b", () => { // OB TRUE // https://mempool.space/signet/tx/98823ed04ee145263d1e1c3c51395808dfda87457ea1753df07c812c409ca78b const files: InscriptionFile[] = [ { size: 1953, mimeType: "image/png", metadataSize: 26, }, ]; const inscriptionInfo = { feeRate: 20, fee: 20860, files, delegates: 0, delegatesAverageSize: 33, parents: 3, parentsAverageSize: 33, receiverAddress: "tb1pgmdn0ppgsj5ug0a0pycdc24a84d2lyq9zd8v3eysk2wlyaythp4qlyxuwm", }; const calculatedFee = estimateDirectInscriptionFee( inscriptionInfo.feeRate, inscriptionInfo.receiverAddress, inscriptionInfo.files, inscriptionInfo.delegates, inscriptionInfo.parents, inscriptionInfo.delegatesAverageSize, inscriptionInfo.parentsAverageSize, ); const tolerance = Math.ceil(inscriptionInfo.fee * tolerancePct); expect(calculatedFee).closeTo( inscriptionInfo.fee, tolerance, "fee mismatch", ); expect(calculatedFee).gte( inscriptionInfo.fee, "Fee is lower than expected", ); }); });