549 lines
23 KiB
JavaScript
549 lines
23 KiB
JavaScript
const TestUtils = require("../utils/testUtils");
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const DAppStore = require('Embark/contracts/DAppStore');
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const SNT = embark.require('Embark/contracts/SNT');
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config({
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deployment: {
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accounts: [
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{
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mnemonic: "foster gesture flock merge beach plate dish view friend leave drink valley shield list enemy",
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balance: "5 ether",
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numAddresses: "10"
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}
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]
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},
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contracts: {
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"MiniMeToken": { "deploy": false },
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"MiniMeTokenFactory": { },
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"SNT": {
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"instanceOf": "MiniMeToken",
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"args": [
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"$MiniMeTokenFactory",
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"0x0000000000000000000000000000000000000000",
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0,
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"TestMiniMeToken",
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18,
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"SNT",
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true
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]
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},
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"DAppStore": {
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args: [ "$SNT" ]
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},
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"TestBancorFormula": { }
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}
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}, (_err, web3_accounts) => {
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accounts = web3_accounts
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});
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contract("DAppStore", function () {
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this.timeout(0);
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it("should set max and safeMax values correctly", async function () {
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let resultMax = await DAppStore.methods.max().call();
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let resultSafeMax = await DAppStore.methods.safeMax().call();
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let expectedMax = Math.round(3470483788 * 588 / 1000000);
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let expectedSafeMax = Math.round(expectedMax * 0.98);
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assert.strictEqual(parseInt(resultMax, 10), expectedMax);
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assert.strictEqual(parseInt(resultSafeMax, 10), expectedSafeMax);
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});
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it("should create a new DApp and initialise it correctly", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let amount = 10000;
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await SNT.methods.generateTokens(accounts[0], amount).send();
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const encodedCall = DAppStore.methods.createDApp(id,amount).encodeABI();
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await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[0]});
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let receipt = await DAppStore.methods.dapps(0).call();
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let developer = accounts[0];
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assert.strictEqual(developer, receipt.developer);
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assert.strictEqual(id, receipt.id);
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// Check the DApp Store actually receives the SNT!
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let bal_receipt = await SNT.methods.balanceOf(DAppStore.options.address).call();
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assert.strictEqual(amount, parseInt(bal_receipt, 10));
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// Having received the SNT, check that it updates the particular DApp's storage values
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assert.strictEqual(amount, parseInt(receipt.balance, 10));
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let max = await DAppStore.methods.max().call();
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let decimals = await DAppStore.methods.decimals().call();
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let rate = Math.round(decimals - (amount * decimals/max));
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assert.strictEqual(rate, parseInt(receipt.rate, 10));
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let available = amount * rate;
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assert.strictEqual(available, parseInt(receipt.available, 10));
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let votes_minted = Math.round((available/decimals) ** (decimals/rate));
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assert.strictEqual(votes_minted, parseInt(receipt.votesMinted, 10));
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assert.strictEqual(0, parseInt(receipt.votesCast, 10));
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assert.strictEqual(amount, parseInt(receipt.effectiveBalance, 10));
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})
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it("should not create a new DApp when exceeding the ceiling or staking nothing", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let initial = await DAppStore.methods.max().call();
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let amount = parseInt(initial, 10);
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let amount0 = 0;
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await SNT.methods.generateTokens(accounts[0], amount).send();
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const encodedCall = DAppStore.methods.createDApp(id,amount).encodeABI();
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try {
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await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[0]});
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assert.fail('should have reverted before');
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} catch (error) {
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TestUtils.assertJump(error);
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}
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const encodedCall0 = DAppStore.methods.createDApp(id,amount0).encodeABI();
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try {
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await SNT.methods.approveAndCall(DAppStore.options.address, amount0, encodedCall0).send({from: accounts[0]});
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assert.fail('should have reverted before');
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} catch (error) {
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TestUtils.assertJump(error);
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}
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})
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it("should handle first upvote correctly", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let amount = 100;
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let initial = await DAppStore.methods.dapps(0).call();
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let before = await SNT.methods.balanceOf(DAppStore.options.address).call();
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// This is the special case where no downvotes have yet been cast
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let up_effect = await DAppStore.methods.upvoteEffect(id,amount).call();
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await SNT.methods.generateTokens(accounts[0], amount).send();
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const encodedCall = DAppStore.methods.upvote(id,amount).encodeABI();
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await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[0]});
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let receipt = await DAppStore.methods.dapps(0).call();
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let developer = accounts[0];
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assert.strictEqual(developer, receipt.developer);
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assert.strictEqual(id, receipt.id);
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// Check the DApp Store actually receives the SNT!
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let after = await SNT.methods.balanceOf(DAppStore.options.address).call();
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let bal_effect = parseInt(after, 10) - parseInt(before, 10);
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assert.strictEqual(bal_effect, amount);
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// Having received the SNT, check that it updates the particular DApp's storage values
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let upvotedBalance = parseInt(initial.balance, 10) + amount
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assert.strictEqual(upvotedBalance, parseInt(receipt.balance, 10));
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let max = await DAppStore.methods.max().call();
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let decimals = await DAppStore.methods.decimals().call();
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let rate = Math.round(decimals - (upvotedBalance * decimals/max));
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assert.strictEqual(rate, parseInt(receipt.rate, 10));
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let available = upvotedBalance * rate;
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assert.strictEqual(available, parseInt(receipt.available, 10));
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let votes_minted = Math.round((available/decimals) ** (decimals/rate));
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assert.strictEqual(votes_minted, parseInt(receipt.votesMinted, 10));
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// Only true for upvotes made when there are no downvotes
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assert.strictEqual(0, parseInt(receipt.votesCast, 10));
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// The effective_balance should match upvoteEffect + initial.effectiveBalance
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let e_balance = parseInt(up_effect, 10) + parseInt(initial.effectiveBalance, 10);
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assert.strictEqual(e_balance, parseInt(receipt.effectiveBalance, 10));
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})
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it("should not let you upvote without spending SNT", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let amount = 0;
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await SNT.methods.generateTokens(accounts[0], 10000).send();
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const encodedCall = DAppStore.methods.upvote(id,amount).encodeABI();
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try {
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await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[0]});
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assert.fail('should have reverted before');
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} catch (error) {
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TestUtils.assertJump(error);
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}
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})
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it("should not let you upvote by an amount that exceeds the ceiling", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let initial = await DAppStore.methods.max().call();
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let amount = parseInt(initial, 10);
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await SNT.methods.generateTokens(accounts[0], amount).send();
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const encodedCall = DAppStore.methods.upvote(id,amount).encodeABI();
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try {
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await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[0]});
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assert.fail('should have reverted before');
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} catch (error) {
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TestUtils.assertJump(error);
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}
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})
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it("should handle first downvote correctly", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let cost = await DAppStore.methods.downvoteCost(id).call()
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let amount = parseInt(cost.c, 10);
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let developer = accounts[0];
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let initial = await DAppStore.methods.dapps(0).call();
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let bal_before = await SNT.methods.balanceOf(developer).call();
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await SNT.methods.generateTokens(accounts[1], amount).send();
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const encodedCall = DAppStore.methods.downvote(id,amount).encodeABI();
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await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[1]});
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let receipt = await DAppStore.methods.dapps(0).call();
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assert.strictEqual(developer, receipt.developer);
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assert.strictEqual(id, receipt.id);
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// Check the developer actually receives the SNT!
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let bal_after = await SNT.methods.balanceOf(developer).call();
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let bal_effect = parseInt(bal_after, 10) - parseInt(bal_before, 10)
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assert.strictEqual(bal_effect, amount);
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// Balance, rate, and votes_minted remain unchanged for downvotes
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assert.strictEqual(initial.balance, receipt.balance);
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assert.strictEqual(initial.rate, receipt.rate);
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assert.strictEqual(initial.votesMinted, receipt.votesMinted);
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let available = parseInt(initial.available, 10) - parseInt(cost.c, 10);
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assert.strictEqual(available, parseInt(receipt.available, 10));
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// This is only true for the first downvote
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assert.strictEqual(parseInt(receipt.votesCast, 10), parseInt(cost.vR, 10));
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let e_balance = parseInt(initial.effectiveBalance, 10) - parseInt(cost.b, 10);
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assert.strictEqual(e_balance, parseInt(receipt.effectiveBalance, 10));
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})
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it("should handle second downvote correctly", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let cost = await DAppStore.methods.downvoteCost(id).call()
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let amount = parseInt(cost.c, 10);
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let developer = accounts[0];
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let initial = await DAppStore.methods.dapps(0).call();
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let bal_before = await SNT.methods.balanceOf(developer).call();
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await SNT.methods.generateTokens(accounts[1], amount).send();
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const encodedCall = DAppStore.methods.downvote(id,amount).encodeABI();
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await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[1]});
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let receipt = await DAppStore.methods.dapps(0).call();
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assert.strictEqual(developer, receipt.developer);
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assert.strictEqual(id, receipt.id);
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// Check the developer actually receives the SNT!
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let bal_after = await SNT.methods.balanceOf(developer).call();
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let bal_effect = parseInt(bal_after, 10) - parseInt(bal_before, 10)
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assert.strictEqual(bal_effect, amount);
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// Balance, rate, and votes_minted remain unchanged for downvotes
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assert.strictEqual(initial.balance, receipt.balance);
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assert.strictEqual(initial.rate, receipt.rate);
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assert.strictEqual(initial.votesMinted, receipt.votesMinted);
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let available = parseInt(initial.available, 10) - parseInt(cost.c, 10);
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assert.strictEqual(available, parseInt(receipt.available, 10));
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let eff_v_cast = parseInt(receipt.votesCast, 10) - parseInt(initial.votesCast, 10);
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assert.strictEqual(eff_v_cast, parseInt(cost.vR, 10));
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let e_balance = parseInt(initial.effectiveBalance, 10) - parseInt(cost.b, 10);
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assert.strictEqual(e_balance, parseInt(receipt.effectiveBalance, 10));
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})
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it("should not let you downvote by the wrong amount", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let amount_above = 10000;
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let amount_below = 100;
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await SNT.methods.generateTokens(accounts[1], amount_above + amount_below).send();
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const encodedCall = DAppStore.methods.downvote(id,amount_above).encodeABI();
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try {
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await SNT.methods.approveAndCall(DAppStore.options.address, amount_above, encodedCall).send({from: accounts[1]});
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assert.fail('should have reverted before');
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} catch (error) {
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TestUtils.assertJump(error);
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}
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const encodedCall1 = DAppStore.methods.downvote(id,amount_below).encodeABI();
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try {
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await SNT.methods.approveAndCall(DAppStore.options.address, amount_below, encodedCall1).send({from: accounts[1]});
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assert.fail('should have reverted before');
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} catch (error) {
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TestUtils.assertJump(error);
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}
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})
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it("should handle upvotes correctly when votes have been cast", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let amount = 500;
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let initial = await DAppStore.methods.dapps(0).call();
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let before = await SNT.methods.balanceOf(DAppStore.options.address).call();
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let up_effect = await DAppStore.methods.upvoteEffect(id,amount).call();
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await SNT.methods.generateTokens(accounts[0], amount).send();
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const encodedCall = DAppStore.methods.upvote(id,amount).encodeABI();
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await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[0]});
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let receipt = await DAppStore.methods.dapps(0).call();
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let developer = accounts[0];
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assert.strictEqual(developer, receipt.developer);
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assert.strictEqual(id, receipt.id);
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// Check the DApp Store actually receives the SNT!
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let after = await SNT.methods.balanceOf(DAppStore.options.address).call();
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let bal_effect = parseInt(after, 10) - parseInt(before, 10);
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assert.strictEqual(bal_effect, amount);
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// Having received the SNT, check that it updates the particular DApp's storage values
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let upvotedBalance = parseInt(initial.balance, 10) + amount
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assert.strictEqual(upvotedBalance, parseInt(receipt.balance, 10));
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let max = await DAppStore.methods.max().call();
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let decimals = await DAppStore.methods.decimals().call();
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let rate = Math.round(decimals - (upvotedBalance * decimals/max));
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assert.strictEqual(rate, parseInt(receipt.rate, 10));
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let available = upvotedBalance * rate;
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assert.strictEqual(available, parseInt(receipt.available, 10));
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let votes_minted = parseInt(receipt.votesMinted, 10);
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// Votes have been cast by this stage, so we need to check how many there are
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// and confirm that `upvote` still calculates the effective_balance correctly
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let votes_cast = parseInt(receipt.votesCast, 10);
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let e_balance = Math.round(upvotedBalance - ((votes_cast*rate/decimals)*(available/decimals/votes_minted)));
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assert.strictEqual(e_balance, parseInt(receipt.effectiveBalance, 10));
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// The effective_balance should also match upvoteEffect + initial.effectiveBalance
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let e_balance_2 = parseInt(up_effect, 10) + parseInt(initial.effectiveBalance, 10);
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assert.strictEqual(e_balance_2, parseInt(receipt.effectiveBalance, 10));
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})
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it("should return correct upvoteEffect for use in UI", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let amount = 10;
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let receipt = await DAppStore.methods.dapps(0).call();
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let effect = await DAppStore.methods.upvoteEffect(id,amount).call();
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// Mock receiving the SNT
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let mBalance = parseInt(receipt.balance, 10) + amount
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let max = await DAppStore.methods.max().call();
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let decimals = await DAppStore.methods.decimals().call();
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let mRate = Math.round(decimals - (mBalance * decimals/max));
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let mAvailable = mBalance * mRate;
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let mVMinted = Math.round((mAvailable/decimals) ** (decimals/mRate));
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// Votes have been cast by this stage, so we need to check how many there are
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// and confirm that `upvoteEffect` mocks the effect correctly
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let votes_cast = parseInt(receipt.votesCast, 10);
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let mEBalance = Math.round(mBalance - ((votes_cast*mRate/decimals)*(mAvailable/decimals/mVMinted)));
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let effect_calc = mEBalance - receipt.effectiveBalance;
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// Confirm that what is returned is (mEBalance - d.effective_balance)
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assert.strictEqual(effect_calc, parseInt(effect, 10));
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})
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it("should throw already in upvoteEffect if you exceed the ceiling", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let initial = await DAppStore.methods.max().call();
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let amount = parseInt(initial, 10);
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try {
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await DAppStore.methods.upvoteEffect(id,amount).call();
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assert.fail('should have reverted before');
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} catch (error) {
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TestUtils.assertJump(error);
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}
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})
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it("should handle withdrawals correctly", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let amount = 100;
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let initial = await DAppStore.methods.dapps(0).call();
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let before = await SNT.methods.balanceOf(DAppStore.options.address).call();
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let before_dev = await SNT.methods.balanceOf(accounts[0]).call();
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let receipt_obj = await DAppStore.methods.withdraw(id,amount).send({from: accounts[0]});
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let receipt = receipt_obj.events.Withdraw.returnValues;
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assert.strictEqual(id, receipt.id);
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// Check the DApp Store actually sends SNT to the developer
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let after = await SNT.methods.balanceOf(DAppStore.options.address).call();
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let after_dev = await SNT.methods.balanceOf(accounts[0]).call();
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let difference = parseInt(before, 10) - parseInt(after, 10);
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let difference_dev = parseInt(after_dev, 10) - parseInt(before_dev, 10);
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assert.strictEqual(difference, amount)
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assert.strictEqual(difference_dev, amount)
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// Recalculate e_balance manually and check it matches what is returned
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let max = await DAppStore.methods.max().call();
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let decimals = await DAppStore.methods.decimals().call();
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let balance = parseInt(initial.balance, 10) - amount
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let rate = Math.round(decimals - (balance * decimals/max));
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let available = Math.round(balance * rate);
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let v_minted = Math.round((available/decimals) ** (decimals/rate));
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let v_cast = parseInt(initial.votesCast, 10);
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let e_balance = Math.ceil(balance - ((v_cast*rate/decimals)*(available/decimals/v_minted)));
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let effective_balance = parseInt(receipt.newEffectiveBalance, 10);
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// We begin to run into precision limitations in the BancorFormula here.
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// The higher the amount, the less accurate it becomes. Hence Math.ceil() for now.
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assert.strictEqual(e_balance, effective_balance);
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// Having withdrawn the SNT, check that it updates the particular DApp's storage values properly
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let check = await DAppStore.methods.dapps(0).call();
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let withdrawnBalance = parseInt(initial.balance, 10) - amount
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assert.strictEqual(parseInt(check.balance, 10), withdrawnBalance);
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assert.strictEqual(parseInt(check.rate, 10), rate);
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assert.strictEqual(parseInt(check.available, 10), available);
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assert.strictEqual(parseInt(check.votesMinted, 10), v_minted);
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})
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it("should not allow withdrawing more than was staked", async function () {
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let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
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let amount = 150000;
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try {
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await DAppStore.methods.withdraw(id,amount).send({from: accounts[0]});
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assert.fail('should have reverted before');
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} catch (error) {
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TestUtils.assertJump(error);
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}
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})
|
|
|
|
it("should not allow withdrawing more than was staked minus what has already been received", async function () {
|
|
let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
|
|
let receipt = await DAppStore.methods.dapps(0).call();
|
|
let amount = parseInt(receipt.available, 10) + 1;
|
|
try {
|
|
await DAppStore.methods.withdraw(id,amount).send({from: accounts[0]});
|
|
assert.fail('should have reverted before');
|
|
} catch (error) {
|
|
TestUtils.assertJump(error);
|
|
}
|
|
})
|
|
|
|
it("should not allow anyone other than the developer to withdraw", async function () {
|
|
let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
|
|
let amount = 1000;
|
|
try {
|
|
await DAppStore.methods.withdraw(id,amount).send({from: accounts[1]});
|
|
} catch (error) {
|
|
TestUtils.assertJump(error);
|
|
}
|
|
})
|
|
|
|
it("should handle downvotes after withdrawals correctly", async function () {
|
|
let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
|
|
let cost = await DAppStore.methods.downvoteCost(id).call()
|
|
let amount = parseInt(cost.c, 10);
|
|
let developer = accounts[0];
|
|
|
|
let initial = await DAppStore.methods.dapps(0).call();
|
|
let bal_before = await SNT.methods.balanceOf(developer).call();
|
|
|
|
await SNT.methods.generateTokens(accounts[1], amount).send();
|
|
const encodedCall = DAppStore.methods.downvote(id,amount).encodeABI();
|
|
await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[1]});
|
|
|
|
let receipt = await DAppStore.methods.dapps(0).call();
|
|
|
|
assert.strictEqual(developer, receipt.developer);
|
|
assert.strictEqual(id, receipt.id);
|
|
|
|
// Check the developer actually receives the SNT!
|
|
let bal_after = await SNT.methods.balanceOf(developer).call();
|
|
let bal_effect = parseInt(bal_after, 10) - parseInt(bal_before, 10)
|
|
assert.strictEqual(bal_effect, amount);
|
|
|
|
// Balance, rate, and votes_minted remain unchanged for downvotes
|
|
assert.strictEqual(initial.balance, receipt.balance);
|
|
assert.strictEqual(initial.rate, receipt.rate);
|
|
assert.strictEqual(initial.votesMinted, receipt.votesMinted);
|
|
|
|
let available = parseInt(initial.available, 10) - parseInt(cost.c, 10);
|
|
assert.strictEqual(available, parseInt(receipt.available, 10));
|
|
|
|
let eff_v_cast = parseInt(receipt.votesCast, 10) - parseInt(initial.votesCast, 10);
|
|
assert.strictEqual(eff_v_cast, parseInt(cost.vR, 10));
|
|
|
|
let e_balance = parseInt(initial.effectiveBalance, 10) - parseInt(cost.b, 10);
|
|
assert.strictEqual(e_balance, parseInt(receipt.effectiveBalance, 10));
|
|
})
|
|
|
|
it("should handle upvotes after withdrawals correctly", async function () {
|
|
let id = "0x7465737400000000000000000000000000000000000000000000000000000000";
|
|
let amount = 100;
|
|
|
|
let initial = await DAppStore.methods.dapps(0).call();
|
|
let before = await SNT.methods.balanceOf(DAppStore.options.address).call();
|
|
let up_effect = await DAppStore.methods.upvoteEffect(id,amount).call();
|
|
|
|
await SNT.methods.generateTokens(accounts[0], amount).send();
|
|
const encodedCall = DAppStore.methods.upvote(id,amount).encodeABI();
|
|
await SNT.methods.approveAndCall(DAppStore.options.address, amount, encodedCall).send({from: accounts[0]});
|
|
|
|
let receipt = await DAppStore.methods.dapps(0).call();
|
|
let developer = accounts[0];
|
|
|
|
assert.strictEqual(developer, receipt.developer);
|
|
assert.strictEqual(id, receipt.id);
|
|
|
|
// Check the DApp Store actually receives the SNT!
|
|
let after = await SNT.methods.balanceOf(DAppStore.options.address).call();
|
|
let bal_effect = parseInt(after, 10) - parseInt(before, 10);
|
|
assert.strictEqual(bal_effect, amount);
|
|
|
|
// Having received the SNT, check that it updates the particular DApp's storage values
|
|
let upvotedBalance = parseInt(initial.balance, 10) + amount
|
|
assert.strictEqual(upvotedBalance, parseInt(receipt.balance, 10));
|
|
|
|
let max = await DAppStore.methods.max().call();
|
|
let decimals = await DAppStore.methods.decimals().call();
|
|
let rate = Math.round(decimals - (upvotedBalance * decimals/max));
|
|
assert.strictEqual(rate, parseInt(receipt.rate, 10));
|
|
|
|
let available = upvotedBalance * rate;
|
|
assert.strictEqual(available, parseInt(receipt.available, 10));
|
|
|
|
let votes_minted = parseInt(receipt.votesMinted, 10);
|
|
|
|
// Votes have been cast by this stage, so we need to check how many there are
|
|
// and confirm that `upvote` still calculates the effective_balance correctly
|
|
let votes_cast = parseInt(receipt.votesCast, 10);
|
|
|
|
let e_balance = Math.ceil(upvotedBalance - ((votes_cast*rate/decimals)*(available/decimals/votes_minted)));
|
|
assert.strictEqual(e_balance, parseInt(receipt.effectiveBalance, 10));
|
|
|
|
// The effective_balance should also match upvoteEffect + initial.effectiveBalance
|
|
let e_balance_2 = parseInt(up_effect, 10) + parseInt(initial.effectiveBalance, 10);
|
|
assert.strictEqual(e_balance_2, parseInt(receipt.effectiveBalance, 10));
|
|
})
|
|
});
|