Fix .gitignore: stop tracking ignored files

2026-05-27 03:36:32 +00:00 · 2025-07-27 10:39:02 +05:30
parent b42747e9a3
commit 3a87ef0576
625 changed files with 88566 additions and 63 deletions
@@ -0,0 +1,260 @@
+const { expectRevert } = require('@openzeppelin/test-helpers');
+const { toEthSignedMessageHash, toDataWithIntendedValidatorHash } = require('../../helpers/sign');
+
+const { expect } = require('chai');
+
+const ECDSA = artifacts.require('$ECDSA');
+
+const TEST_MESSAGE = web3.utils.sha3('OpenZeppelin');
+const WRONG_MESSAGE = web3.utils.sha3('Nope');
+const NON_HASH_MESSAGE = '0x' + Buffer.from('abcd').toString('hex');
+const RANDOM_ADDRESS = web3.utils.toChecksumAddress(web3.utils.randomHex(20));
+
+function to2098Format(signature) {
+  const long = web3.utils.hexToBytes(signature);
+  if (long.length !== 65) {
+    throw new Error('invalid signature length (expected long format)');
+  }
+  if (long[32] >> 7 === 1) {
+    throw new Error("invalid signature 's' value");
+  }
+  const short = long.slice(0, 64);
+  short[32] |= long[64] % 27 << 7; // set the first bit of the 32nd byte to the v parity bit
+  return web3.utils.bytesToHex(short);
+}
+
+function split(signature) {
+  const raw = web3.utils.hexToBytes(signature);
+  switch (raw.length) {
+    case 64:
+      return [
+        web3.utils.bytesToHex(raw.slice(0, 32)), // r
+        web3.utils.bytesToHex(raw.slice(32, 64)), // vs
+      ];
+    case 65:
+      return [
+        raw[64], // v
+        web3.utils.bytesToHex(raw.slice(0, 32)), // r
+        web3.utils.bytesToHex(raw.slice(32, 64)), // s
+      ];
+    default:
+      expect.fail('Invalid signature length, cannot split');
+  }
+}
+
+contract('ECDSA', function (accounts) {
+  const [other] = accounts;
+
+  beforeEach(async function () {
+    this.ecdsa = await ECDSA.new();
+  });
+
+  context('recover with invalid signature', function () {
+    it('with short signature', async function () {
+      await expectRevert(this.ecdsa.$recover(TEST_MESSAGE, '0x1234'), 'ECDSA: invalid signature length');
+    });
+
+    it('with long signature', async function () {
+      await expectRevert(
+        // eslint-disable-next-line max-len
+        this.ecdsa.$recover(
+          TEST_MESSAGE,
+          '0x01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789',
+        ),
+        'ECDSA: invalid signature length',
+      );
+    });
+  });
+
+  context('recover with valid signature', function () {
+    context('using web3.eth.sign', function () {
+      it('returns signer address with correct signature', async function () {
+        // Create the signature
+        const signature = await web3.eth.sign(TEST_MESSAGE, other);
+
+        // Recover the signer address from the generated message and signature.
+        expect(await this.ecdsa.$recover(toEthSignedMessageHash(TEST_MESSAGE), signature)).to.equal(other);
+      });
+
+      it('returns signer address with correct signature for arbitrary length message', async function () {
+        // Create the signature
+        const signature = await web3.eth.sign(NON_HASH_MESSAGE, other);
+
+        // Recover the signer address from the generated message and signature.
+        expect(await this.ecdsa.$recover(toEthSignedMessageHash(NON_HASH_MESSAGE), signature)).to.equal(other);
+      });
+
+      it('returns a different address', async function () {
+        const signature = await web3.eth.sign(TEST_MESSAGE, other);
+        expect(await this.ecdsa.$recover(WRONG_MESSAGE, signature)).to.not.equal(other);
+      });
+
+      it('reverts with invalid signature', async function () {
+        // eslint-disable-next-line max-len
+        const signature =
+          '0x332ce75a821c982f9127538858900d87d3ec1f9f737338ad67cad133fa48feff48e6fa0c18abc62e42820f05943e47af3e9fbe306ce74d64094bdf1691ee53e01c';
+        await expectRevert(this.ecdsa.$recover(TEST_MESSAGE, signature), 'ECDSA: invalid signature');
+      });
+    });
+
+    context('with v=27 signature', function () {
+      // Signature generated outside ganache with method web3.eth.sign(signer, message)
+      const signer = '0x2cc1166f6212628A0deEf2B33BEFB2187D35b86c';
+      // eslint-disable-next-line max-len
+      const signatureWithoutV =
+        '0x5d99b6f7f6d1f73d1a26497f2b1c89b24c0993913f86e9a2d02cd69887d9c94f3c880358579d811b21dd1b7fd9bb01c1d81d10e69f0384e675c32b39643be892';
+
+      it('works with correct v value', async function () {
+        const v = '1b'; // 27 = 1b.
+        const signature = signatureWithoutV + v;
+        expect(await this.ecdsa.$recover(TEST_MESSAGE, signature)).to.equal(signer);
+
+        expect(
+          await this.ecdsa.methods['$recover(bytes32,uint8,bytes32,bytes32)'](TEST_MESSAGE, ...split(signature)),
+        ).to.equal(signer);
+
+        expect(
+          await this.ecdsa.methods['$recover(bytes32,bytes32,bytes32)'](
+            TEST_MESSAGE,
+            ...split(to2098Format(signature)),
+          ),
+        ).to.equal(signer);
+      });
+
+      it('rejects incorrect v value', async function () {
+        const v = '1c'; // 28 = 1c.
+        const signature = signatureWithoutV + v;
+        expect(await this.ecdsa.$recover(TEST_MESSAGE, signature)).to.not.equal(signer);
+
+        expect(
+          await this.ecdsa.methods['$recover(bytes32,uint8,bytes32,bytes32)'](TEST_MESSAGE, ...split(signature)),
+        ).to.not.equal(signer);
+
+        expect(
+          await this.ecdsa.methods['$recover(bytes32,bytes32,bytes32)'](
+            TEST_MESSAGE,
+            ...split(to2098Format(signature)),
+          ),
+        ).to.not.equal(signer);
+      });
+
+      it('reverts wrong v values', async function () {
+        for (const v of ['00', '01']) {
+          const signature = signatureWithoutV + v;
+          await expectRevert(this.ecdsa.$recover(TEST_MESSAGE, signature), 'ECDSA: invalid signature');
+
+          await expectRevert(
+            this.ecdsa.methods['$recover(bytes32,uint8,bytes32,bytes32)'](TEST_MESSAGE, ...split(signature)),
+            'ECDSA: invalid signature',
+          );
+        }
+      });
+
+      it('rejects short EIP2098 format', async function () {
+        const v = '1b'; // 27 = 1b.
+        const signature = signatureWithoutV + v;
+        await expectRevert(
+          this.ecdsa.$recover(TEST_MESSAGE, to2098Format(signature)),
+          'ECDSA: invalid signature length',
+        );
+      });
+    });
+
+    context('with v=28 signature', function () {
+      const signer = '0x1E318623aB09Fe6de3C9b8672098464Aeda9100E';
+      // eslint-disable-next-line max-len
+      const signatureWithoutV =
+        '0x331fe75a821c982f9127538858900d87d3ec1f9f737338ad67cad133fa48feff48e6fa0c18abc62e42820f05943e47af3e9fbe306ce74d64094bdf1691ee53e0';
+
+      it('works with correct v value', async function () {
+        const v = '1c'; // 28 = 1c.
+        const signature = signatureWithoutV + v;
+        expect(await this.ecdsa.$recover(TEST_MESSAGE, signature)).to.equal(signer);
+
+        expect(
+          await this.ecdsa.methods['$recover(bytes32,uint8,bytes32,bytes32)'](TEST_MESSAGE, ...split(signature)),
+        ).to.equal(signer);
+
+        expect(
+          await this.ecdsa.methods['$recover(bytes32,bytes32,bytes32)'](
+            TEST_MESSAGE,
+            ...split(to2098Format(signature)),
+          ),
+        ).to.equal(signer);
+      });
+
+      it('rejects incorrect v value', async function () {
+        const v = '1b'; // 27 = 1b.
+        const signature = signatureWithoutV + v;
+        expect(await this.ecdsa.$recover(TEST_MESSAGE, signature)).to.not.equal(signer);
+
+        expect(
+          await this.ecdsa.methods['$recover(bytes32,uint8,bytes32,bytes32)'](TEST_MESSAGE, ...split(signature)),
+        ).to.not.equal(signer);
+
+        expect(
+          await this.ecdsa.methods['$recover(bytes32,bytes32,bytes32)'](
+            TEST_MESSAGE,
+            ...split(to2098Format(signature)),
+          ),
+        ).to.not.equal(signer);
+      });
+
+      it('reverts invalid v values', async function () {
+        for (const v of ['00', '01']) {
+          const signature = signatureWithoutV + v;
+          await expectRevert(this.ecdsa.$recover(TEST_MESSAGE, signature), 'ECDSA: invalid signature');
+
+          await expectRevert(
+            this.ecdsa.methods['$recover(bytes32,uint8,bytes32,bytes32)'](TEST_MESSAGE, ...split(signature)),
+            'ECDSA: invalid signature',
+          );
+        }
+      });
+
+      it('rejects short EIP2098 format', async function () {
+        const v = '1c'; // 27 = 1b.
+        const signature = signatureWithoutV + v;
+        await expectRevert(
+          this.ecdsa.$recover(TEST_MESSAGE, to2098Format(signature)),
+          'ECDSA: invalid signature length',
+        );
+      });
+    });
+
+    it('reverts with high-s value signature', async function () {
+      const message = '0xb94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9';
+      // eslint-disable-next-line max-len
+      const highSSignature =
+        '0xe742ff452d41413616a5bf43fe15dd88294e983d3d36206c2712f39083d638bde0a0fc89be718fbc1033e1d30d78be1c68081562ed2e97af876f286f3453231d1b';
+      await expectRevert(this.ecdsa.$recover(message, highSSignature), "ECDSA: invalid signature 's' value");
+      await expectRevert(
+        this.ecdsa.methods['$recover(bytes32,uint8,bytes32,bytes32)'](TEST_MESSAGE, ...split(highSSignature)),
+        "ECDSA: invalid signature 's' value",
+      );
+      expect(() => to2098Format(highSSignature)).to.throw("invalid signature 's' value");
+    });
+  });
+
+  context('toEthSignedMessageHash', function () {
+    it('prefixes bytes32 data correctly', async function () {
+      expect(await this.ecdsa.methods['$toEthSignedMessageHash(bytes32)'](TEST_MESSAGE)).to.equal(
+        toEthSignedMessageHash(TEST_MESSAGE),
+      );
+    });
+
+    it('prefixes dynamic length data correctly', async function () {
+      expect(await this.ecdsa.methods['$toEthSignedMessageHash(bytes)'](NON_HASH_MESSAGE)).to.equal(
+        toEthSignedMessageHash(NON_HASH_MESSAGE),
+      );
+    });
+  });
+
+  context('toDataWithIntendedValidatorHash', function () {
+    it('returns the hash correctly', async function () {
+      expect(
+        await this.ecdsa.methods['$toDataWithIntendedValidatorHash(address,bytes)'](RANDOM_ADDRESS, NON_HASH_MESSAGE),
+      ).to.equal(toDataWithIntendedValidatorHash(RANDOM_ADDRESS, NON_HASH_MESSAGE));
+    });
+  });
+});