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Fix ERC4906 compliance of ERC721URIStorage (#4055)

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Co-authored-by: Francisco <fg@frang.io>
This commit is contained in:
Hadrien Croubois
2023-02-17 17:43:23 +01:00
committed by GitHub
parent 96a2297e15
commit 08d085f2c9
3 changed files with 15 additions and 3 deletions
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7
contracts/token/ERC721/extensions/ERC721URIStorage.sol
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@ -15,6 +15,13 @@ abstract contract ERC721URIStorage is IERC4906, ERC721 {
// Optional mapping for token URIs
mapping(uint256 => string) private _tokenURIs;
/**
* @dev See {IERC165-supportsInterface}
*/
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC721, IERC165) returns (bool) {
return interfaceId == bytes4(0x49064906) || super.supportsInterface(interfaceId);
}
/**
* @dev See {IERC721Metadata-tokenURI}.
*/

5
test/token/ERC721/extensions/ERC721URIStorage.test.js
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@ -1,7 +1,8 @@
const { BN, expectEvent, expectRevert } = require('@openzeppelin/test-helpers');
const { expect } = require('chai');
const { shouldSupportInterfaces } = require('../../../utils/introspection/SupportsInterface.behavior');
const ERC721URIStorageMock = artifacts.require('$ERC721URIStorageMock');
contract('ERC721URIStorage', function (accounts) {
@ -17,6 +18,8 @@ contract('ERC721URIStorage', function (accounts) {
this.token = await ERC721URIStorageMock.new(name, symbol);
});
shouldSupportInterfaces(['0x49064906']);
describe('token URI', function () {
beforeEach(async function () {
await this.token.$_mint(owner, firstTokenId);

6
test/utils/introspection/SupportsInterface.behavior.js
View File

@ -100,20 +100,22 @@ function shouldSupportInterfaces(interfaces = []) {
it('supportsInterface uses less than 30k gas', async function () {
for (const k of interfaces) {
const interfaceId = INTERFACE_IDS[k];
const interfaceId = INTERFACE_IDS[k] ?? k;
expect(await this.contractUnderTest.supportsInterface.estimateGas(interfaceId)).to.be.lte(30000);
}
});
it('all interfaces are reported as supported', async function () {
for (const k of interfaces) {
const interfaceId = INTERFACE_IDS[k];
const interfaceId = INTERFACE_IDS[k] ?? k;
expect(await this.contractUnderTest.supportsInterface(interfaceId)).to.equal(true);
}
});
it('all interface functions are in ABI', async function () {
for (const k of interfaces) {
// skip interfaces for which we don't have a function list
if (INTERFACES[k] === undefined) continue;
for (const fnName of INTERFACES[k]) {
const fnSig = FN_SIGNATURES[fnName];
expect(this.contractUnderTest.abi.filter(fn => fn.signature === fnSig).length).to.equal(1);