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dtwitter-start-here
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Update unit tests, app, createuser for skeleton

This commit is contained in:
emizzle 2018-07-18 10:20:11 +02:00
parent c8c2c8b759
commit 8cb145e5fb
3 changed files with 32 additions and 26 deletions
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16
app/js/components/App.js
View File

@ -42,19 +42,25 @@ class App extends Component {
* @returns {null}
*/
_loadCurrentUser = async () => {
const accounts = await web3.eth.getAccounts();
const accounts =  ["0xEFdE4e6C936c92816B381718AfA75F0414abfb33", "0xB767CB0BCB49c96BaCf11f9adbd55388faA0bE6b", "0x813036e8b5B2D12872135Bbd7C67B29399F346C7"];
try {
// get the owner associated with the current defaultAccount
const usernameHash = await DTwitter.methods.owners(web3.eth.defaultAccount).call();
const usernameHash = "0xc1671a7151e1edce1c1199a5d6db723cf1b0815d5f42c3e782581dde347530d6";
// get user details from contract
const user = await DTwitter.methods.users(usernameHash).call();
const user = {
creationDate:"1531858631",
description:"this is me",
owner:"0xB767CB0BCB49c96BaCf11f9adbd55388faA0bE6b",
picture:"",
username:"emizzle"
};
// update user picture with ipfs url
user.picture = user.picture.length > 0 ? EmbarkJS.Storage.getUrl(user.picture) : imgAvatar;
// get current user balance
const balance = await web3.eth.getBalance(web3.eth.defaultAccount);
// get current user (default account) balance
const balance = "5000000000000000000";
// update state with user details
return this.setState({ user: user, account: web3.eth.defaultAccount, accounts: accounts, balance: web3.utils.fromWei(balance, 'ether') });

6
app/js/components/CreateUser.js
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@ -41,14 +41,14 @@ class CreateUser extends Component {
try {
// set up our contract method with the input values from the form
const createAccount = DTwitter.methods.createAccount(username, description);
//const createAccount = DTwitter.methods.createAccount(username, description);
// get a gas estimate before sending the transaction
const gasEstimate = await createAccount.estimateGas({ from: web3.eth.defaultAccount, gas: 10000000000 });
//const gasEstimate = await createAccount.estimateGas({ from: web3.eth.defaultAccount, gas: 10000000000 });
// send the transaction to create an account with our gas estimate
// (plus a little bit more in case the contract state has changed).
const result = await createAccount.send({ from: web3.eth.defaultAccount, gas: gasEstimate + 1000 });
//const result = await createAccount.send({ from: web3.eth.defaultAccount, gas: gasEstimate + 1000 });
// check result status. if status is false or '0x0', show user the tx details to debug error
if (result.status && !Boolean(result.status.toString().replace('0x', ''))) { // possible result values: '0x0', '0x1', or false, true

34
test/dtwitter_spec.js
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@ -29,8 +29,6 @@ const tweetContent = 'test tweet';
contract("DTwitter contract", function () {
this.timeout(0);
// it(`should create a dtwitter user '${username}' with description '${description}'`, async function () {
it("transaction to create a dtwitter user 'testhandle' with description 'test description' should be successful", async function () {
// do the create account
@ -43,9 +41,9 @@ contract("DTwitter contract", function () {
it("should have created a user 'testhandle'", async function () {
// get user details from contract
const user = await users(web3.utils.keccak256(username)).call();
// TODO: get user details from contract
// check the values returned from the contract are correct
assert.equal(user.username, username);
assert.equal(user.description, description);
@ -53,8 +51,7 @@ contract("DTwitter contract", function () {
it("should have created an owner for our defaultAccount", async function () {
// read from the owners mapping
const usernameHash = await owners(web3.eth.defaultAccount).call();
// TODO: read from the owners mapping using web3.eth.defaultAccount
// check the return value from owners mapping matches
assert.equal(usernameHash, web3.utils.keccak256(username));
@ -62,8 +59,11 @@ contract("DTwitter contract", function () {
it("should know 'testhandle' exists", async function () {
const usernameHash = web3.utils.keccak256(username);
const exists = await userExists(usernameHash).call();
// TODO: call the contract method 'userExists' with the username
// hash to see if that username hash exists in the users mapping
// check that the contract agrees the user exists
assert.equal(exists, true);
});
@ -73,10 +73,12 @@ contract("DTwitter contract", function () {
const updatedDescription = description + ' edited';
const updatedImageHash = 'QmWvPtv2xVGgdV12cezG7iCQ4hQ52e4ptmFFnBK3gTjnec';
await editAccount(usernameHash, updatedDescription, updatedImageHash).send();
// TODO: update the account details in our contract using the editAccount
// function in the contract
const updatedUserDetails = await users(usernameHash).call();
// TODO: retrieve the updated user details from the user mapping in the contract
// check our updated values match the input
assert.equal(updatedUserDetails.description, updatedDescription);
assert.equal(updatedUserDetails.picture, updatedImageHash);
});
@ -84,15 +86,13 @@ contract("DTwitter contract", function () {
it("should be able to add a tweet as 'testhandle' and receive it via contract event", async function () {
const usernameHash = web3.utils.keccak256(username);
DTwitter.events.NewTweet({
filter: { _from: usernameHash },
fromBlock: 0
})
.on('data', (event) => {
assert.equal(event.returnValues.tweet, tweetContent);
});
// TODO: Subscribe to the NewTweet contract event using the
// usernameHash as the _from filter. When data is received
// from the subscription, check that the tweet value from the
// contract is the same as the tweeted content.
await tweet(tweetContent).send();
// TODO: send the tweet to the contract which should trigger
// the NewTweet event subscription above
});
});