Make e2e tests more stable - Closes #878

Jenkinsfile

@@ -118,15 +118,13 @@ node('lisk-nano') {
         ansiColor('xterm') {
           sh '''
           N=${EXECUTOR_NUMBER:-0}
-          NODE_ENV= npm run --silent dev -- --port 808$N > .lisk-nano.log 2>&1 &
-          sleep 30
 
           # End to End test configuration
           export DISPLAY=:1$N
           Xvfb :1$N -ac -screen 0 1280x1024x24 &
 
           # Run end-to-end tests
-          npm run --silent e2e-test -- --params.baseURL http://127.0.0.1:808$N/ --params.liskCoreURL http://127.0.0.1:400$N
+          npm run --silent e2e-test -- --params.baseURL file://$WORKSPACE/app/build/index.html --params.liskCoreURL http://127.0.0.1:400$N
           '''
         }
       } catch (err) {
@@ -143,8 +141,6 @@ node('lisk-nano') {
     ( cd ~/lisk-Linux-x86_64 && bash lisk.sh stop_node -p etc/pm2-lisk_$N.json ) || true
     pgrep --list-full -f "Xvfb :1$N" || true
     pkill --echo -f "Xvfb :1$N" -9 || echo "pkill returned code $?"
-    pgrep --list-full -f "webpack.*808$N" || true
-    pkill --echo -f "webpack.*808$N" -9 || echo "pkill returned code $?"
     '''
     dir('node_modules') {
       deleteDir()

features/accountManagement.feature

@@ -5,7 +5,7 @@ Feature: Account management
     And I click "save account button"
     And I wait 1 seconds
     And I should see text "Account saved" in "toast" element
-    And I Refresh the page
+    And I refresh the page
     And I wait 2 seconds
     Then I should be logged in
     And I click "send button"
@@ -26,12 +26,12 @@ Feature: Account management
     Given I'm logged in as "any account"
     When I click "save account" in main menu
     And I click "save account button"
-    And I Refresh the page
+    And I refresh the page
     And I wait 2 seconds
     And I click "forget account" in main menu
     And I wait 1 seconds
     Then I should see text "Account was successfully forgotten." in "toast" element
-    And I Refresh the page
+    And I refresh the page
     And I should be on login page
 
   Scenario: should allow to exit save account dialog with "cancel button"

features/login.feature

@@ -36,6 +36,7 @@ Feature: Login page
     When I fill in "wagon stock borrow episode laundry kitten salute link globe zero feed marble" to "passphrase" field
     And I select option no. 2 from "network" select
     And I click "login button"
+    And I wait 2 seconds
     And I refresh the page
     And I fill in "wagon stock borrow episode laundry kitten salute link globe zero feed marble" to "passphrase" field
     And I click "login button"
@@ -45,6 +46,7 @@ Feature: Login page
   Scenario: should allow to create a new account
     Given I'm on login page
     When I click "new account button"
+    And I wait 1 seconds
     And I click "next button"
     And I 250 times move mouse randomly
     And I remember passphrase, click "next button", fill in missing word

features/menu.feature

@@ -29,7 +29,7 @@ Feature: Top right menu
     When I click "register as delegate" in main menu
     And I fill in "test" to "username" field
     And I click "register button"
-    Then I should see alert dialog with title "Success" and text "Delegate registration was successfully submitted. It can take several seconds before it is processed."
+    Then I should see alert dialog with title "Success" and text "Delegate registration was successfully submitted with username: "test". It can take several seconds before it is processed."
     And I click "ok button"
     And I wait 15 seconds
     And I should see text "test" in "delegate name" element 
@@ -44,7 +44,7 @@ Feature: Top right menu
     And I fill in "test2" to "username" field
     And I fill in second passphrase of "second passphrase account" to "second passphrase" field
     And I click "register button"
-    Then I should see alert dialog with title "Success" and text "Delegate registration was successfully submitted. It can take several seconds before it is processed."
+    Then I should see alert dialog with title "Success" and text "Delegate registration was successfully submitted with username: "test2". It can take several seconds before it is processed."
 
   Scenario: should allow to exit delegate registration dialog
     Given I'm logged in as "genesis"

features/send.feature

@@ -24,6 +24,7 @@ Feature: Send dialog
   Scenario: should allow to exit send dialog
     Given I'm logged in as "any account"
     When I click "send button"
+    And I wait 1 seconds
     And I click "cancel button"
     Then I should see no "modal dialog"
 
@@ -33,7 +34,7 @@ Feature: Send dialog
     And I fill in "537318935439898807L" to "recipient" field
     And I click "send maximum amount" in "transaction amount" menu
     And I click "submit button"
-    Then I should see alert dialog with title "Success" and text "Your transaction of 101 LSK to 537318935439898807L was accepted and will be processed in a few seconds."
+    Then I should see alert dialog with title "Success" and text "Your transaction of 100 LSK to 537318935439898807L was accepted and will be processed in a few seconds."
 
   Scenario: should allow to send with second passphrase
     Given I'm logged in as "second passphrase account"

features/step_definitions/forging.step.js

@@ -4,7 +4,7 @@ const { waitForElemAndCheckItsText } = require('../support/util.js');
 
 defineSupportCode(({ Then }) => {
   Then('I should see forging center', (callback) => {
-    waitForElemAndCheckItsText('.delegate-name', 'genesis_17', callback);
+    waitForElemAndCheckItsText('.delegate-name', 'genesis_17');
     waitForElemAndCheckItsText('.forged-blocks h5', 'Forged Blocks', callback);
   });
 });

features/step_definitions/generic.step.js

@@ -4,6 +4,7 @@ const chai = require('chai');
 const chaiAsPromised = require('chai-as-promised');
 const {
   waitForElemAndCheckItsText,
+  waitForElemAndMatchItsText,
   waitForElemRemoved,
   waitForElemAndClickIt,
   waitForElemAndSendKeys,
@@ -12,7 +13,6 @@ const {
   waitTime,
 } = require('../support/util.js');
 const accounts = require('../support/accounts.js');
-const localStorage = require('../support/localStorage.js');
 
 chai.use(chaiAsPromised);
 const expect = chai.expect;
@@ -75,12 +75,12 @@ defineSupportCode(({ Given, When, Then, setDefaultTimeout }) => {
 
   When('I select option no. {index} from "{selectName}" select', (index, selectName, callback) => {
     waitForElemAndClickIt(`.${selectName}`);
-    browser.sleep(500);
+    browser.sleep(1000);
     const selector = `.${selectName} ul li`;
     const optionElem = element.all(by.css(selector)).get(index - 1);
     browser.wait(EC.presenceOf(optionElem), waitTime)
       .catch(error => console.error(`${error}`)); // eslint-disable-line no-console
-    optionElem.click().then(callback);
+    optionElem.click().then(callback).catch(callback);
   });
 
   Then('the option "{optionText}" is selected in "{selectName}" select', (optionText, selectName, callback) => {
@@ -101,7 +101,7 @@ defineSupportCode(({ Given, When, Then, setDefaultTimeout }) => {
 
   Then('I should see no "{elementName}"', (elementName, callback) => {
     const selector = `.${elementName.replace(/ /g, '-')}`;
-    waitForElemRemoved(selector, () => {
+    waitForElemRemoved(selector).then(() => {
       expect(element.all(by.css(selector)).count()).to.eventually.equal(0)
         .and.notify(callback);
     });
@@ -123,9 +123,9 @@ defineSupportCode(({ Given, When, Then, setDefaultTimeout }) => {
     waitForElemAndCheckItsText(selectorClass, text, callback);
   });
 
-  Then('I should see "{elementName}" element with text:', (elementName, text, callback) => {
+  Then('I should see "{elementName}" element with text matching regexp:', (elementName, text, callback) => {
     const selectorClass = `.${elementName.replace(/ /g, '-')}`;
-    waitForElemAndCheckItsText(selectorClass, text, callback);
+    waitForElemAndMatchItsText(selectorClass, text, callback);
   });
 
   Then('I should see element "{elementName}" that contains text:', (elementName, text, callback) => {
@@ -139,15 +139,10 @@ defineSupportCode(({ Given, When, Then, setDefaultTimeout }) => {
   });
 
   Given('I\'m logged in as "{accountName}"', { timeout: 2 * defaultTimeout }, (accountName, callback) => {
-    browser.ignoreSynchronization = true;
-    browser.driver.manage().window().setSize(1000, 1000);
     browser.get(browser.params.baseURL);
-    localStorage.clear();
-    localStorage.setItem('address', browser.params.liskCoreURL);
-    localStorage.setItem('network', 2);
-    browser.get(browser.params.baseURL);
-    waitForElemAndSendKeys('.passphrase input', accounts[accountName].passphrase);
-    waitForElemAndClickIt('.login-button', callback);
+    waitForElemAndSendKeys('.passphrase input', accounts[accountName].passphrase, () => {
+      waitForElemAndClickIt('.login-button', callback);
+    });
   });
 
   When('I go to "{url}"', (url, callback) => {
@@ -171,29 +166,29 @@ defineSupportCode(({ Given, When, Then, setDefaultTimeout }) => {
   });
 
   When('I remember passphrase, click "{nextButtonSelector}", fill in missing word', { timeout: 2 * defaultTimeout }, (nextButtonSelector, callback) => {
-    waitForElemAndCheckItsText('.passphrase label', 'Save your passphrase in a safe place!');
-
-    waitForElem('.passphrase textarea', (textareaElem) => {
-      textareaElem.getText().then((passphrase) => {
-        // eslint-disable-next-line no-unused-expressions
-        expect(passphrase).to.not.be.undefined;
-        const passphraseWords = passphrase.split(' ');
-        expect(passphraseWords.length).to.equal(12);
-        waitForElemAndClickIt(`.${nextButtonSelector.replace(/ /g, '-')}`);
-
-        waitForElem('.passphrase-verifier p span', (elem) => {
-          elem.getText().then((firstPartOfPassphrase) => {
-            const missingWordIndex = firstPartOfPassphrase.length ?
-              firstPartOfPassphrase.split(' ').length :
-              0;
-            waitForElemAndSendKeys('.passphrase-verifier input', passphraseWords[missingWordIndex], callback);
+    waitForElemAndCheckItsText('.passphrase label', 'Save your passphrase in a safe place!', () => {
+      waitForElem('.passphrase textarea').then((textareaElem) => {
+        textareaElem.getText().then((passphrase) => {
+          // eslint-disable-next-line no-unused-expressions
+          expect(passphrase).to.not.be.undefined;
+          const passphraseWords = passphrase.split(' ');
+          expect(passphraseWords.length).to.equal(12);
+          waitForElemAndClickIt(`.${nextButtonSelector.replace(/ /g, '-')}`, () => {
+            waitForElem('.passphrase-verifier p span').then((elem) => {
+              elem.getText().then((firstPartOfPassphrase) => {
+                const missingWordIndex = firstPartOfPassphrase.length ?
+                  firstPartOfPassphrase.split(' ').length :
+                  0;
+                waitForElemAndSendKeys('.passphrase-verifier input', passphraseWords[missingWordIndex], callback);
+              }).catch(callback);
+            }).catch(callback);
           });
-        });
-      });
+        }).catch(callback);
+      }).catch(callback);
     });
   });
 
-  When('I Refresh the page', (callback) => {
+  When('I refresh the page', (callback) => {
     browser.refresh().then(callback);
   });
 

features/step_definitions/hooks.js

@@ -1,8 +1,52 @@
 /* eslint-disable import/no-extraneous-dependencies */
 const { defineSupportCode } = require('cucumber');
-const { takeScreenshot, slugify } = require('../support/util.js');
+const fs = require('fs');
+const localStorage = require('../support/localStorage.js');
+
+function slugify(text) {
+  return text.toString().toLowerCase()
+    .replace(/\s+/g, '-') // Replace spaces with -
+    .replace(/[^\w-]+/g, '') // Remove all non-word chars
+    .replace(/--+/g, '-') // Replace multiple - with single -
+    .replace(/^-+/, '') // Trim - from start of text
+    .replace(/-+$/, ''); // Trim - from end of text
+}
+
+function writeScreenShot(data, filename) {
+  const stream = fs.createWriteStream(filename);
+  stream.write(new Buffer(data, 'base64'));
+  stream.end();
+}
+
+function takeScreenshot(screnarioSlug, callback) {
+  browser.takeScreenshot().then((screenshotBuffer) => {
+    if (!fs.existsSync(browser.params.screenshotFolder)) {
+      fs.mkdirSync(browser.params.screenshotFolder);
+    }
+    const screenshotPath = `${browser.params.screenshotFolder}/${screnarioSlug}.png`;
+    writeScreenShot(screenshotBuffer, screenshotPath);
+    console.log(`Screenshot saved to ${screenshotPath}`); // eslint-disable-line no-console
+    if (callback) {
+      callback();
+    }
+  });
+}
+
+defineSupportCode(({ Before, After }) => {
+  Before((scenario, callback) => {
+    browser.ignoreSynchronization = true;
+    browser.driver.manage().window().setSize(1000, 1000);
+    browser.get(browser.params.baseURL);
+    localStorage.clear();
+    localStorage.setItem('address', browser.params.liskCoreURL);
+    localStorage.setItem('network', 2);
+    callback();
+  });
+
+  Before('@pending', (scenario, callback) => {
+    callback(null, 'pending');
+  });
 
-defineSupportCode(({ After }) => {
   After((scenario, callback) => {
     if (scenario.isFailed()) {
       const screnarioSlug = slugify([scenario.scenario.feature.name, scenario.scenario.name].join(' '));

features/step_definitions/login.step.js

@@ -2,18 +2,11 @@
 const { defineSupportCode } = require('cucumber');
 const { waitForElemAndCheckItsText } = require('../support/util.js');
 
-defineSupportCode(({ Given, Then, When }) => {
+defineSupportCode(({ Given, Then }) => {
   Given('I\'m on login page', (callback) => {
-    browser.ignoreSynchronization = true;
-    browser.driver.manage().window().setSize(1000, 1000);
-    browser.driver.get('about:blank');
     browser.get(browser.params.baseURL).then(callback);
   });
 
-  When('I refresh the page', (callback) => {
-    browser.driver.navigate().refresh().then(callback);
-  });
-
   Then('I should be logged in', (callback) => {
     waitForElemAndCheckItsText('.logout-button', 'LOGOUT', callback);
   });

features/step_definitions/menu.step.js

@@ -11,12 +11,13 @@ defineSupportCode(({ When, Then }) => {
   When('I click "{itemSelector}" in main menu', (itemSelector, callback) => {
     waitForElemAndClickIt('.main-menu-icon-button');
     browser.sleep(1000);
-    waitForElemAndClickIt(`.${itemSelector.replace(/ /g, '-')}`, callback);
+    waitForElemAndClickIt(`.${itemSelector.replace(/ /g, '-')}`);
+    browser.sleep(1000).then(callback);
   });
 
   Then('There is no "{itemSelector}" in main menu', (itemSelector, callback) => {
     waitForElemAndClickIt('.main-menu-icon-button');
-    browser.sleep(1000);
+    browser.sleep(500);
     expect(element.all(by.css(`md-menu-item .md-button.${itemSelector.replace(/ /g, '-')}`)).count()).to.eventually.equal(0)
       .and.notify(callback);
   });

features/step_definitions/voting.step.js

@@ -2,7 +2,10 @@
 const { defineSupportCode } = require('cucumber');
 const chai = require('chai');
 const chaiAsPromised = require('chai-as-promised');
-const { waitForElemAndClickIt } = require('../support/util.js');
+const {
+  waitForElemAndClickIt,
+  waitForElemAndSendKeys,
+} = require('../support/util.js');
 
 chai.use(chaiAsPromised);
 const expect = chai.expect;
@@ -13,11 +16,13 @@ defineSupportCode(({ When, Then }) => {
   });
 
   When('Search twice for "{searchTerm}" in vote dialog', (searchTerm, callback) => {
-    element.all(by.css('.votedListSearch input')).get(0).sendKeys(searchTerm);
-    waitForElemAndClickIt('#votedResult ul li:nth-child(1)');
-    element.all(by.css('.votedListSearch input')).get(0).sendKeys(searchTerm);
-    browser.sleep(500);
-    waitForElemAndClickIt('#votedResult ul li:nth-child(1)', callback);
+    waitForElemAndSendKeys('.votedListSearch input', searchTerm, () => {
+      waitForElemAndClickIt('#votedResult ul li:nth-child(1)', () => {
+        element.all(by.css('.votedListSearch input')).get(0).sendKeys(searchTerm);
+        browser.sleep(500);
+        waitForElemAndClickIt('#votedResult ul li:nth-child(1)', callback);
+      });
+    });
   });
 
   Then('I should see delegates list with {count} lines', (count, callback) => {