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embark-dtwitter-workshop
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Step 2: Implement tests for DTwitter Contract methods

This commit is contained in:
Pascal Precht 2018-10-25 09:16:27 +02:00
parent 86849aaabb
commit 099d0a4ce7
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test/dtwitter_spec.js
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@ -30,6 +30,7 @@ contract("DTwitter contract", function () {
it("transaction to create a dtwitter user 'testhandle' with description 'test description' should be successful", async function () {
// do the create account
const createAccountTx = await DTwitter.methods.createAccount(username, description).send();
// assert that the transaction was successful
assert.equal(createAccountTx.status, true);
@ -39,6 +40,7 @@ contract("DTwitter contract", function () {
it("should have created a user 'testhandle'", async function () {
// get user details from contract
const user = await DTwitter.methods.users(web3.utils.keccak256(username)).call();
assert.equal(user.username, username);
assert.equal(user.description, description);
@ -48,6 +50,7 @@ contract("DTwitter contract", function () {
it("should have created an owner for our defaultAccount", async function () {
// read from the owners mapping the value associated with the defaultAccount
const usernameHash = await DTwitter.methods.owners(web3.eth.defaultAccount).call();
// check the return value from owners mapping matches
assert.equal(usernameHash, web3.utils.keccak256(username));
@ -57,6 +60,7 @@ contract("DTwitter contract", function () {
const usernameHash = web3.utils.keccak256(username);
// check the usernamehash exists
const exists = await DTwitter.methods.userExists(usernameHash).call();
assert.equal(exists, true);
});
@ -68,8 +72,10 @@ contract("DTwitter contract", function () {
const updatedImageHash = 'QmWvPtv2xVGgdV12cezG7iCQ4hQ52e4ptmFFnBK3gTjnec';
// call edit account
await DTwitter.methods.editAccount(usernameHash, updatedDescription, updatedImageHash).send();
// then fetch the user details with the usernamehash
const updatedUserDetails = await DTwitter.methods.users(usernameHash).call();
assert.equal(updatedUserDetails.description, updatedDescription);
assert.equal(updatedUserDetails.picture, updatedImageHash);
@ -79,6 +85,7 @@ contract("DTwitter contract", function () {
const usernameHash = web3.utils.keccak256(username);
// send the tweet
await DTwitter.methods.tweet(tweetContent).send();
// subscribe to new tweet events
DTwitter.events.NewTweet({