require('babel-polyfill');
//测试用例要在执行完了truffle compile和truffle migrate后才能使用truffle test来进行测试
//要注意artifacts只有在truffle框架里能使用
var CryptoPunksMarket = artifacts.require("./CryptoPunksMarket.sol");
//要注意contract只有在truffle框架里能使用，mocha中使用describe块开始
contract('CryptoPunksMarket-setInitial', function (accounts) {
//it为测试用例，是同步进行访问的，前面的string是用来解释该测试用例的测试目的是什么
it("Should start with 0 balance", async function () {
//声明使用的是truffle migrate部署好后的CryptoPunksMarket智能合约
var contract = await CryptoPunksMarket.deployed();
//然后调用里面的setInitialOwner初始化用户函数，将punk0的拥有者设为accounts[0]
await contract.setInitialOwner(accounts[0], 0);
//然后通过查看得到用户accounts[0]拥有的token数量
var balance = await contract.balanceOf.call(accounts[0]);
//这就是chai的断言部分，查看balance.valueOf()是否与1相等，如果是，则继续向下运
//行，如果不成功将会输出错误信息Didn't get the initial punk，而且该测试用例it回结
//束，最后会标明出错
assert.equal(balance.valueOf(), 1, "Didn't get the initial punk");
//查看punkIndex为0的拥有者是谁
var owner = await contract.punkIndexToAddress.call(0);
//拥有者应该是accounts[0]，否则报错
assert.equal(owner, accounts[0], "Ownership array wrong");
//初始化punk有10000个，分配一个给accounts[0]后，应该还剩9999个
var remaining = await contract.punksRemainingToAssign.call();
assert.equal(9999, remaining);
// todo Set this back to 10000 for final runs
var assignCoins = 100;
//给用户accounts[0]分配99个punk，包括之前那个，应该有100个
for (var i=1; i<assignCoins; i++) {
await contract.setInitialOwner(accounts[0], i);
}
//所以现在剩余的punk有10000-100个
var remainingAfter = await contract.punksRemainingToAssign.call();
assert.equal(10000-assignCoins, remainingAfter);
var balanceAfter = await contract.balanceOf.call(accounts[0]);
assert.equal(assignCoins, balanceAfter);
}),
//该用例也是用来分配punk的
it("bulk assign", async function () {
//该声明使用的合约与上面的测试用例是一样的，但是这里我会遇见一个问题，就是根据
//这个函数运行的逻辑来看，该it是在上面的it结束后才运行的，这样才能保证此时被分配
//的punk有110个，我们truffle test运行起来后发现的确是成功的，但是如果我们没有
//truffle的框架中运行的话，it其实是会同步运行的，所以我想可能是truffle在包装的时候
//进行了设置，所以它没有使用describe测试套件，而是使用了自定义的contract，这是我
//还存疑的地方
var contract = await CryptoPunksMarket.deployed();
var owners = [accounts[0], accounts[1], accounts[2], accounts[3], accounts[4], accounts[5], accounts[6], accounts[7], accounts[8], accounts[9]];
var punks = [1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009];
await contract.setInitialOwners(owners, punks);
for (var i = 0; i < 10; i++) {
var currentOwner = await contract.punkIndexToAddress.call(punks[i]);
assert.equal(currentOwner, owners[i]);
}
var remainingAfter = await contract.punksRemainingToAssign.call();
assert.equal(10000-110, remainingAfter);
}),
it("can not pass an invalid index to assign initial", async function () {
var contract = await CryptoPunksMarket.deployed();
try {
await contract.setInitialOwner(accounts[0], 10000);
assert(false, "Should have thrown exception.");
} catch (err) {
// Should catch an exception
}
}),
it("only owner can assign initial", async function () {
var contract = await CryptoPunksMarket.deployed();
try {
await contract.setInitialOwner(accounts[1], 1);
assert(false, "Should have thrown exception.");
} catch (err) {
// Should catch an exception
}
}),
it("Can not claim punk after set initial owners assigned", async function () {
var contract = await CryptoPunksMarket.deployed();
await contract.allInitialOwnersAssigned();
try {
await contract.setInitialOwner(accounts[0], 0);
assert(false, "Should have thrown exception.");
} catch (err) {
// Should catch an exception
}
})
});
上面这个就是测试代码cryptopunksmarket-setinitial.js及其一些解释