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bab1185 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 | // contracts/test/QuantumRandomnessOracle.test.js
const { expect } = require("chai");
const { ethers } = require("hardhat");
describe("QuantumRandomnessOracle", function () {
let quantumOracle;
let owner;
let user1;
let user2;
let oracleNode;
const REQUEST_FEE = ethers.utils.parseEther("0.01");
beforeEach(async function () {
[owner, user1, user2, oracleNode] = await ethers.getSigners();
const QuantumRandomnessOracle = await ethers.getContractFactory("QuantumRandomnessOracle");
quantumOracle = await QuantumRandomnessOracle.deploy(REQUEST_FEE, oracleNode.address);
await quantumOracle.deployed();
});
// Helper: mine N empty blocks so commit-reveal delay elapses
async function mineBlocks(n) {
for (let i = 0; i < n; i++) {
await ethers.provider.send("evm_mine", []);
}
}
// ---------------------------------------------------------------------------
// Deployment
// ---------------------------------------------------------------------------
describe("Deployment", function () {
it("Should set the right owner", async function () {
expect(await quantumOracle.owner()).to.equal(owner.address);
});
it("Should set the right oracle node", async function () {
expect(await quantumOracle.oracleNode()).to.equal(oracleNode.address);
});
it("Should set the right fee", async function () {
expect(await quantumOracle.fee()).to.equal(REQUEST_FEE);
});
});
// ---------------------------------------------------------------------------
// Request Randomness
// ---------------------------------------------------------------------------
describe("Request Randomness", function () {
it("Should allow users to request randomness", async function () {
await expect(
quantumOracle.connect(user1).requestRandomness({ value: REQUEST_FEE })
)
.to.emit(quantumOracle, "RandomnessRequested")
.withArgs(0, user1.address, REQUEST_FEE);
const request = await quantumOracle.getRequest(0);
expect(request.requester).to.equal(user1.address);
expect(request.fee).to.equal(REQUEST_FEE);
expect(request.fulfilled).to.be.false;
});
it("Should reject requests with insufficient fee", async function () {
await expect(
quantumOracle.connect(user1).requestRandomness({
value: ethers.utils.parseEther("0.001"),
})
).to.be.revertedWith("Insufficient fee paid");
});
it("Should increment request counter", async function () {
await quantumOracle.connect(user1).requestRandomness({ value: REQUEST_FEE });
await quantumOracle.connect(user2).requestRandomness({ value: REQUEST_FEE });
const request1 = await quantumOracle.getRequest(0);
const request2 = await quantumOracle.getRequest(1);
expect(request1.requester).to.equal(user1.address);
expect(request2.requester).to.equal(user2.address);
});
});
// ---------------------------------------------------------------------------
// Two-phase commit-reveal
// ---------------------------------------------------------------------------
describe("Commit-Reveal Flow", function () {
let requestId;
let randomnessValue;
let commitment;
beforeEach(async function () {
await quantumOracle.connect(user1).requestRandomness({ value: REQUEST_FEE });
requestId = 0;
// Generate a random value and its keccak256 commitment
randomnessValue = ethers.BigNumber.from(ethers.utils.randomBytes(32));
commitment = ethers.utils.keccak256(
ethers.utils.defaultAbiCoder.encode(["uint256"], [randomnessValue])
);
});
it("Should allow oracle node to submit a commitment", async function () {
await expect(
quantumOracle.connect(oracleNode).submitCommitment(requestId, commitment)
)
.to.emit(quantumOracle, "CommitmentSubmitted")
.withArgs(requestId, commitment);
const request = await quantumOracle.getRequest(requestId);
expect(request.commitment).to.equal(commitment);
});
it("Should reject duplicate commitment", async function () {
await quantumOracle.connect(oracleNode).submitCommitment(requestId, commitment);
await expect(
quantumOracle.connect(oracleNode).submitCommitment(requestId, commitment)
).to.be.revertedWith("Commitment already submitted");
});
it("Should reject commitment from non-oracle node", async function () {
await expect(
quantumOracle.connect(user1).submitCommitment(requestId, commitment)
).to.be.revertedWith("Only oracle node can fulfill requests");
});
it("Should fulfill after commit-reveal delay", async function () {
await quantumOracle.connect(oracleNode).submitCommitment(requestId, commitment);
// Mine enough blocks so the delay elapses
await mineBlocks(2);
await expect(
quantumOracle.connect(oracleNode).fulfillRandomness(requestId, randomnessValue)
)
.to.emit(quantumOracle, "RandomnessFulfilled")
.withArgs(requestId, randomnessValue, 256);
const request = await quantumOracle.getRequest(requestId);
expect(request.fulfilled).to.be.true;
expect(request.randomness).to.equal(randomnessValue);
});
it("Should reject reveal before delay elapses", async function () {
await quantumOracle.connect(oracleNode).submitCommitment(requestId, commitment);
// Do NOT mine extra blocks
await expect(
quantumOracle.connect(oracleNode).fulfillRandomness(requestId, randomnessValue)
).to.be.revertedWith("Commit-reveal delay not elapsed");
});
it("Should reject reveal without a commitment", async function () {
await expect(
quantumOracle.connect(oracleNode).fulfillRandomness(requestId, randomnessValue)
).to.be.revertedWith("Commitment not yet submitted");
});
it("Should reject reveal with wrong preimage", async function () {
await quantumOracle.connect(oracleNode).submitCommitment(requestId, commitment);
await mineBlocks(2);
const wrongRandomness = ethers.BigNumber.from(ethers.utils.randomBytes(32));
await expect(
quantumOracle.connect(oracleNode).fulfillRandomness(requestId, wrongRandomness)
).to.be.revertedWith("Commitment mismatch");
});
it("Should reject fulfillment by non-oracle node", async function () {
await quantumOracle.connect(oracleNode).submitCommitment(requestId, commitment);
await mineBlocks(2);
await expect(
quantumOracle.connect(user1).fulfillRandomness(requestId, randomnessValue)
).to.be.revertedWith("Only oracle node can fulfill requests");
});
it("Should reject double fulfillment", async function () {
await quantumOracle.connect(oracleNode).submitCommitment(requestId, commitment);
await mineBlocks(2);
await quantumOracle.connect(oracleNode).fulfillRandomness(requestId, randomnessValue);
await expect(
quantumOracle.connect(oracleNode).fulfillRandomness(requestId, randomnessValue)
).to.be.revertedWith("Request already fulfilled");
});
});
// ---------------------------------------------------------------------------
// Access Control
// ---------------------------------------------------------------------------
describe("Access Control", function () {
it("Should allow owner to update oracle node", async function () {
const newOracleNode = user2.address;
await expect(quantumOracle.connect(owner).updateOracleNode(newOracleNode))
.to.emit(quantumOracle, "OracleNodeUpdated")
.withArgs(oracleNode.address, newOracleNode);
expect(await quantumOracle.oracleNode()).to.equal(newOracleNode);
});
it("Should reject oracle node update by non-owner", async function () {
await expect(
quantumOracle.connect(user1).updateOracleNode(user2.address)
).to.be.revertedWith("Only owner can call this function");
});
it("Should allow owner to update fee", async function () {
const newFee = ethers.utils.parseEther("0.02");
await expect(quantumOracle.connect(owner).updateFee(newFee))
.to.emit(quantumOracle, "FeeUpdated")
.withArgs(REQUEST_FEE, newFee);
expect(await quantumOracle.fee()).to.equal(newFee);
});
it("Should reject fee update by non-owner", async function () {
const newFee = ethers.utils.parseEther("0.02");
await expect(
quantumOracle.connect(user1).updateFee(newFee)
).to.be.revertedWith("Only owner can call this function");
});
});
});
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