renaming + delete unused tests

Author: Z4karia

README.md

@@ -28,7 +28,7 @@ For a smooth and quick integration:
 #### Table of Contents
 
 *   [bippath](#bippath)
-*   [Acre](#btc)
+*   [Acre](#acre)
     *   [Parameters](#parameters)
     *   [Examples](#examples)
     *   [getWalletXpub](#getwalletxpub)
@@ -55,7 +55,7 @@ For a smooth and quick integration:
         *   [Parameters](#parameters-8)
     *   [getTrustedInputBIP143](#gettrustedinputbip143)
         *   [Parameters](#parameters-9)
-*   [BtcNew](#btcnew)
+*   [AcreBtcNew](#acrebtcnew)
     *   [getWalletXpub](#getwalletxpub-1)
         *   [Parameters](#parameters-10)
     *   [getWalletPublicKey](#getwalletpublickey-1)
@@ -68,7 +68,7 @@ For a smooth and quick integration:
         *   [Parameters](#parameters-14)
 *   [descrTemplFrom](#descrtemplfrom)
     *   [Parameters](#parameters-15)
-*   [BtcOld](#btcold)
+*   [AcreBtcOld](#acrebtcold)
     *   [getWalletPublicKey](#getwalletpublickey-2)
         *   [Parameters](#parameters-16)
         *   [Examples](#examples-7)
@@ -144,7 +144,7 @@ Acre app API.
 
 ```javascript
 import Acre from "@blooo/hw-app-acre:";
-const btc = new Acre({ transport, currency: "bitcoin" });
+const acre = new Acre({ transport, currency: "bitcoin" });
 ```
 
 #### getWalletXpub
@@ -181,8 +181,8 @@ Returns **[Promise](https://developer.mozilla.org/docs/Web/JavaScript/Reference/
 ##### Examples
 
 ```javascript
-btc.getWalletPublicKey("44'/0'/0'/0/0").then(o => o.bitcoinAddress)
-btc.getWalletPublicKey("49'/0'/0'/0/0", { format: "p2sh" }).then(o => o.bitcoinAddress)
+acre.getWalletPublicKey("44'/0'/0'/0/0").then(o => o.bitcoinAddress)
+acre.getWalletPublicKey("49'/0'/0'/0/0", { format: "p2sh" }).then(o => o.bitcoinAddress)
 ```
 
 Returns **[Promise](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Promise)<{publicKey: [string](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String), bitcoinAddress: [string](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String), chainCode: [string](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String)}>**&#x20;
@@ -199,7 +199,7 @@ You can sign a message according to the Bitcoin Signature format and retrieve v,
 ##### Examples
 
 ```javascript
-btc.signMessage("44'/60'/0'/0'/0", Buffer.from("test").toString("hex")).then(function(result) {
+acre.signMessage("44'/60'/0'/0'/0", Buffer.from("test").toString("hex")).then(function(result) {
 var v = result['v'] + 27 + 4;
 var signature = Buffer.from(v.toString(16) + result['r'] + result['s'], 'hex').toString('base64');
 console.log("Signature : " + signature);
@@ -239,7 +239,7 @@ To sign a transaction involving standard (P2PKH) inputs, call createTransaction
 ##### Examples
 
 ```javascript
-btc.createTransaction({
+acre.createTransaction({
 inputs: [ [tx1, 1] ],
 associatedKeysets: ["0'/0/0"],
 outputScriptHex: "01905f0100000000001976a91472a5d75c8d2d0565b656a5232703b167d50d5a2b88ac"
@@ -267,7 +267,7 @@ To obtain the signature of multisignature (P2SH) inputs, call signP2SHTransactio
 ##### Examples
 
 ```javascript
-btc.signP2SHTransaction({
+acre.signP2SHTransaction({
 inputs: [ [tx, 1, "52210289b4a3ad52a919abd2bdd6920d8a6879b1e788c38aa76f0440a6f32a9f1996d02103a3393b1439d1693b063482c04bd40142db97bdf139eedd1b51ffb7070a37eac321030b9a409a1e476b0d5d17b804fcdb81cf30f9b99c6f3ae1178206e08bc500639853ae"] ],
 associatedKeysets: ["0'/0/0"],
 outputScriptHex: "01905f0100000000001976a91472a5d75c8d2d0565b656a5232703b167d50d5a2b88ac"
@@ -290,7 +290,7 @@ For each UTXO included in your transaction, create a transaction object from the
 ##### Examples
 
 ```javascript
-const tx1 = btc.splitTransaction("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");
+const tx1 = acre.splitTransaction("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");
 ```
 
 Returns **[Transaction](#transaction)** the transaction object deserialized from the raw hexadecimal transaction
@@ -306,8 +306,8 @@ Serialize a transaction's outputs to hexadecimal
 ##### Examples
 
 ```javascript
-const tx1 = btc.splitTransaction("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");
-const outputScript = btc.serializeTransactionOutputs(tx1).toString('hex');
+const tx1 = acre.splitTransaction("01000000014ea60aeac5252c14291d428915bd7ccd1bfc4af009f4d4dc57ae597ed0420b71010000008a47304402201f36a12c240dbf9e566bc04321050b1984cd6eaf6caee8f02bb0bfec08e3354b022012ee2aeadcbbfd1e92959f57c15c1c6debb757b798451b104665aa3010569b49014104090b15bde569386734abf2a2b99f9ca6a50656627e77de663ca7325702769986cf26cc9dd7fdea0af432c8e2becc867c932e1b9dd742f2a108997c2252e2bdebffffffff0281b72e00000000001976a91472a5d75c8d2d0565b656a5232703b167d50d5a2b88aca0860100000000001976a9144533f5fb9b4817f713c48f0bfe96b9f50c476c9b88ac00000000");
+const outputScript = acre.serializeTransactionOutputs(tx1).toString('hex');
 ```
 
 Returns **[Buffer](https://nodejs.org/api/buffer.html)**&#x20;
@@ -338,15 +338,15 @@ Trusted input is the hash of a UTXO that needs to be signed. BIP143 is used for
 
 Returns **[string](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String)**&#x20;
 
-### BtcNew
+### AcreBtcNew
 
-This class implements the same interface as BtcOld (formerly
+This class implements the same interface as AcreBtcOld (formerly
 named Btc), but interacts with Acre hardware app from version 1.0.0
 which uses the same APDU protocol as the Bitcoin app version 2.1.0+.
 This protocol is documented at
 <https://github.com/blooo-io/app-acre/blob/develop/doc/acre.md>
 
-Since the interface must remain compatible with BtcOld, the methods
+Since the interface must remain compatible with AcreBtcOld, the methods
 of this class are quite clunky, because it needs to adapt legacy
 input data into the PSBT process.
 
@@ -462,7 +462,7 @@ the bitcoin descriptor template.
 
 Returns **DefaultDescriptorTemplate**&#x20;
 
-### BtcOld
+### AcreBtcOld
 
 This Bitcoin old API is compatible with versions of the Bitcoin nano app that are earlier than 2.1.0
 
@@ -487,8 +487,8 @@ This Bitcoin old API is compatible with versions of the Bitcoin nano app that ar
 ##### Examples
 
 ```javascript
-btc.getWalletPublicKey("44'/0'/0'/0/0").then(o => o.bitcoinAddress)
-btc.getWalletPublicKey("49'/0'/0'/0/0", { format: "p2sh" }).then(o => o.bitcoinAddress)
+acre.getWalletPublicKey("44'/0'/0'/0/0").then(o => o.bitcoinAddress)
+acre.getWalletPublicKey("49'/0'/0'/0/0", { format: "p2sh" }).then(o => o.bitcoinAddress)
 ```
 
 Returns **[Promise](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Promise)<{publicKey: [string](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String), bitcoinAddress: [string](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String), chainCode: [string](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String)}>**&#x20;
@@ -523,7 +523,7 @@ To sign a transaction involving standard (P2PKH) inputs, call createTransaction
 ##### Examples
 
 ```javascript
-btc.createTransaction({
+acre.createTransaction({
 inputs: [ [tx1, 1] ],
 associatedKeysets: ["0'/0/0"],
 outputScriptHex: "01905f0100000000001976a91472a5d75c8d2d0565b656a5232703b167d50d5a2b88ac"
@@ -827,8 +827,8 @@ complemantary fields as needed in the future.
 #### Examples
 
 ```javascript
-const tx1 = btc.splitTransaction("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");
-const outputScript = btc.serializeTransactionOutputs(tx1).toString('hex');
+const tx1 = acre.splitTransaction("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");
+const outputScript = acre.serializeTransactionOutputs(tx1).toString('hex');
 ```
 
 Returns **[Buffer](https://nodejs.org/api/buffer.html)**&#x20;

jest.config.ts

@@ -5,7 +5,7 @@ export default {
   collectCoverage: true,
   testPathIgnorePatterns: ["packages/*/lib-es", "packages/*/lib"],
   coveragePathIgnorePatterns: ["packages/create-dapp"],
-  testMatch: ["**/tests/newops/BtcNew.test.ts"],
+  testMatch: ["**/tests/newops/AcreBtcNew.test.ts"],
   passWithNoTests: true,
   // collectCoverageFrom: ["packages/**/src/*.ts"],
   rootDir: __dirname,

src/Acre.ts

@@ -1,7 +1,7 @@
 import semver from "semver";
 import type Transport from "@ledgerhq/hw-transport";
-import BtcNew from "./BtcNew";
-import BtcOld from "./BtcOld";
+import AcreBtcNew from "./AcreBtcNew";
+import AcreBtcOld from "./AcreBtcOld";
 import type { CreateTransactionArg } from "./createTransaction";
 import { getTrustedInput } from "./getTrustedInput";
 import { getTrustedInputBIP143 } from "./getTrustedInputBIP143";
@@ -23,15 +23,15 @@ import { checkIsBtcLegacy, getAppAndVersion } from "./getAppAndVersion";
  * @param currency The currency to use, defaults to "bitcoin".
  * @example
  * import Acre from "@blooo/hw-app-acre:";
- * const btc = new Acre({ transport, currency: "bitcoin" });
+ * const acre = new Acre({ transport, currency: "bitcoin" });
  */
 
 export default class Acre {
   // Transport instance
   private _transport: Transport;
   // The specific implementation used, determined by the nano app and its version.
-  // It chooses between BtcNew (new interface) and BtcOld (old interface).
-  private _impl: BtcOld | BtcNew;
+  // It chooses between AcreBtcNew (current acre interface) and AcreBtcOld (old bitcoin interface).
+  private _impl: AcreBtcOld | AcreBtcNew;
   constructor({
     transport,
     scrambleKey = "BTC",
@@ -62,10 +62,10 @@ export default class Acre {
         case "bitcoin_testnet":
         case "qtum":
           // new APDU (nano app API) for currencies using app-bitcoin-new implementation
-          return new BtcNew(new AppClient(this._transport));
+          return new AcreBtcNew(new AppClient(this._transport));
         default:
           // old APDU (legacy API) for currencies using legacy bitcoin app implementation
-          return new BtcOld(this._transport);
+          return new AcreBtcOld(this._transport);
       }
     })();
   }
@@ -106,8 +106,8 @@ export default class Acre {
    * - cashaddr in case of Bitcoin Cash
    *
    * @example
-   * btc.getWalletPublicKey("44'/0'/0'/0/0").then(o => o.bitcoinAddress)
-   * btc.getWalletPublicKey("49'/0'/0'/0/0", { format: "p2sh" }).then(o => o.bitcoinAddress)
+   * acre.getWalletPublicKey("44'/0'/0'/0/0").then(o => o.bitcoinAddress)
+   * acre.getWalletPublicKey("49'/0'/0'/0/0", { format: "p2sh" }).then(o => o.bitcoinAddress)
    */
   getWalletPublicKey(
     path: string,
@@ -123,7 +123,7 @@ export default class Acre {
     let options;
     if (arguments.length > 2 || typeof opts === "boolean") {
       console.warn(
-        "btc.getWalletPublicKey deprecated signature used. Please switch to getWalletPublicKey(path, { format, verify })",
+        "acre.getWalletPublicKey deprecated signature used. Please switch to getWalletPublicKey(path, { format, verify })",
       );
       options = {
         verify: !!opts,
@@ -141,7 +141,7 @@ export default class Acre {
   /**
    * You can sign a message according to the Bitcoin Signature format and retrieve v, r, s given the message and the BIP 32 path of the account to sign.
    * @example
-   btc.signMessage("44'/60'/0'/0'/0", Buffer.from("test").toString("hex")).then(function(result) {
+   acre.signMessage("44'/60'/0'/0'/0", Buffer.from("test").toString("hex")).then(function(result) {
      var v = result['v'] + 27 + 4;
      var signature = Buffer.from(v.toString(16) + result['r'] + result['s'], 'hex').toString('base64');
      console.log("Signature : " + signature);
@@ -179,7 +179,7 @@ export default class Acre {
         nonce: "0xC",
       };
       const path = "m/44'/0'/0'/0/0";
-      const result = await btc.signWithdrawal({path: path, withdrawalData: withdrawalData});
+      const result = await acre.signWithdrawal({path: path, withdrawalData: withdrawalData});
    */
    signWithdrawal(
     path: string,
@@ -225,7 +225,7 @@ export default class Acre {
    * @param useTrustedInputForSegwit trust inputs for segwit transactions. If app version >= 1.4.0 this should be true.
    * @return the signed transaction ready to be broadcast
    * @example
-  btc.createTransaction({
+  acre.createTransaction({
    inputs: [ [tx1, 1] ],
    associatedKeysets: ["0'/0/0"],
    outputScriptHex: "01905f0100000000001976a91472a5d75c8d2d0565b656a5232703b167d50d5a2b88ac"
@@ -255,7 +255,7 @@ export default class Acre {
    * @param sigHashType is the hash type of the transaction to sign, or default (all)
    * @return the signed transaction ready to be broadcast
    * @example
-  btc.signP2SHTransaction({
+  acre.signP2SHTransaction({
   inputs: [ [tx, 1, "52210289b4a3ad52a919abd2bdd6920d8a6879b1e788c38aa76f0440a6f32a9f1996d02103a3393b1439d1693b063482c04bd40142db97bdf139eedd1b51ffb7070a37eac321030b9a409a1e476b0d5d17b804fcdb81cf30f9b99c6f3ae1178206e08bc500639853ae"] ],
   associatedKeysets: ["0'/0/0"],
   outputScriptHex: "01905f0100000000001976a91472a5d75c8d2d0565b656a5232703b167d50d5a2b88ac"
@@ -273,7 +273,7 @@ export default class Acre {
    * @param additionals list of additionnal options
    * @return the transaction object deserialized from the raw hexadecimal transaction
    * @example
-  const tx1 = btc.splitTransaction("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");
+  const tx1 = acre.splitTransaction("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");
    */
   splitTransaction(
     transactionHex: string,
@@ -287,8 +287,8 @@ export default class Acre {
   /**
    * Serialize a transaction's outputs to hexadecimal
    * @example
-  const tx1 = btc.splitTransaction("01000000014ea60aeac5252c14291d428915bd7ccd1bfc4af009f4d4dc57ae597ed0420b71010000008a47304402201f36a12c240dbf9e566bc04321050b1984cd6eaf6caee8f02bb0bfec08e3354b022012ee2aeadcbbfd1e92959f57c15c1c6debb757b798451b104665aa3010569b49014104090b15bde569386734abf2a2b99f9ca6a50656627e77de663ca7325702769986cf26cc9dd7fdea0af432c8e2becc867c932e1b9dd742f2a108997c2252e2bdebffffffff0281b72e00000000001976a91472a5d75c8d2d0565b656a5232703b167d50d5a2b88aca0860100000000001976a9144533f5fb9b4817f713c48f0bfe96b9f50c476c9b88ac00000000");
-  const outputScript = btc.serializeTransactionOutputs(tx1).toString('hex');
+  const tx1 = acre.splitTransaction("01000000014ea60aeac5252c14291d428915bd7ccd1bfc4af009f4d4dc57ae597ed0420b71010000008a47304402201f36a12c240dbf9e566bc04321050b1984cd6eaf6caee8f02bb0bfec08e3354b022012ee2aeadcbbfd1e92959f57c15c1c6debb757b798451b104665aa3010569b49014104090b15bde569386734abf2a2b99f9ca6a50656627e77de663ca7325702769986cf26cc9dd7fdea0af432c8e2becc867c932e1b9dd742f2a108997c2252e2bdebffffffff0281b72e00000000001976a91472a5d75c8d2d0565b656a5232703b167d50d5a2b88aca0860100000000001976a9144533f5fb9b4817f713c48f0bfe96b9f50c476c9b88ac00000000");
+  const outputScript = acre.serializeTransactionOutputs(tx1).toString('hex');
   */
   serializeTransactionOutputs(t: Transaction): Buffer {
     return serializeTransactionOutputs(t);
@@ -318,9 +318,8 @@ export default class Acre {
     return getTrustedInputBIP143(this._transport, indexLookup, transaction, additionals);
   }
 
-  async changeImplIfNecessary(): Promise<BtcOld | BtcNew> {
-    // if BtcOld was instantiated, stick with it
-    if (this._impl instanceof BtcOld) return this._impl;
+  async changeImplIfNecessary(): Promise<AcreBtcOld | AcreBtcNew> {
+    if (this._impl instanceof AcreBtcOld) return this._impl;
 
     const { name, version } = await getAppAndVersion(this._transport);
 
@@ -353,7 +352,7 @@ export default class Acre {
     })();
 
     if (isBtcLegacy) {
-      this._impl = new BtcOld(this._transport);
+      this._impl = new AcreBtcOld(this._transport);
     }
     return this._impl;
   }

src/BtcNew.ts src/AcreBtcNew.ts

@@ -28,21 +28,21 @@ import type { Transaction, AcreWithdrawalData, AcreWithdrawalDataBuffer } from "
 import { log } from "@ledgerhq/logs";
 
 /**
- * @class BtcNew
- * @description This class implements the same interface as BtcOld (formerly
+ * @class AcreBtcNew
+ * @description This class implements the same interface as AcreBtcOld (formerly
  * named Btc), but interacts with Bitcoin hardware app version 2.1.0+
  * which uses a totally new APDU protocol. This new
  * protocol is documented at
  * https://github.com/LedgerHQ/app-bitcoin-new/blob/master/doc/bitcoin.md
  *
- * Since the interface must remain compatible with BtcOld, the methods
+ * Since the interface must remain compatible with AcreBtcOld, the methods
  * of this class are quite clunky, because it needs to adapt legacy
  * input data into the PSBT process. In the future, a new interface should
  * be developed that exposes PSBT to the outer world, which would render
  * a much cleaner implementation.
  *
  */
-export default class BtcNew {
+export default class AcreBtcNew {
   constructor(private client: Client) {}
 
   /**
@@ -559,7 +559,7 @@ function accountTypeFromArg(
   Useful resource on derivation paths: https://learnmeabitcoin.com/technical/derivation-paths
 */
 
-//path is not deepest hardened node of a standard path or deeper, use BtcOld
+//path is not deepest hardened node of a standard path or deeper, use AcreBtcOld
 const H = 0x80000000; //HARDENED from bip32
 
 const VALID_COIN_TYPES = [