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const { BN } = require('@openzeppelin/test-helpers');
const ERC1155Holder = artifacts.require('ERC1155Holder');
const ERC1155Mock = artifacts.require('ERC1155Mock');
const { expect } = require('chai');
const { shouldSupportInterfaces } = require('../../../utils/introspection/SupportsInterface.behavior');
contract('ERC1155Holder', function (accounts) {
const [creator] = accounts;
const uri = 'https://token-cdn-domain/{id}.json';
const multiTokenIds = [new BN(1), new BN(2), new BN(3)];
const multiTokenAmounts = [new BN(1000), new BN(2000), new BN(3000)];
const transferData = '0x12345678';
beforeEach(async function () {
this.multiToken = await ERC1155Mock.new(uri, { from: creator });
this.holder = await ERC1155Holder.new();
await this.multiToken.mintBatch(creator, multiTokenIds, multiTokenAmounts, '0x', { from: creator });
});
shouldSupportInterfaces(['ERC165', 'ERC1155Receiver']);
it('receives ERC1155 tokens from a single ID', async function () {
await this.multiToken.safeTransferFrom(
creator,
this.holder.address,
multiTokenIds[0],
multiTokenAmounts[0],
transferData,
{ from: creator },
);
expect(await this.multiToken.balanceOf(this.holder.address, multiTokenIds[0]))
.to.be.bignumber.equal(multiTokenAmounts[0]);
for (let i = 1; i < multiTokenIds.length; i++) {
expect(await this.multiToken.balanceOf(this.holder.address, multiTokenIds[i])).to.be.bignumber.equal(new BN(0));
}
});
it('receives ERC1155 tokens from a multiple IDs', async function () {
for (let i = 0; i < multiTokenIds.length; i++) {
expect(await this.multiToken.balanceOf(this.holder.address, multiTokenIds[i])).to.be.bignumber.equal(new BN(0));
};
await this.multiToken.safeBatchTransferFrom(
creator,
this.holder.address,
multiTokenIds,
multiTokenAmounts,
transferData,
{ from: creator },
);
for (let i = 0; i < multiTokenIds.length; i++) {
expect(await this.multiToken.balanceOf(this.holder.address, multiTokenIds[i]))
.to.be.bignumber.equal(multiTokenAmounts[i]);
}
});
});