Fix failing CI (#50)

Fix failing CI

.travis.yml

@@ -1,21 +1,32 @@
 sudo: required
-dist: trusty
+dist: xenial
+
+services:
+  - xvfb
+
 addons:
   chrome: stable
   firefox: latest
+
 language: node_js
 node_js:
-- '8'
+  - 10
+
 cache:
-- node_modules
+  - node_modules
+
 before_install:
-- export DISPLAY=:99.0
-- sh -e /etc/init.d/xvfb start
+  - 'export DISPLAY=:99.0'
 install:
-- npm install
+  - npm install
+  - npm install webdriver-manager@12.1.7
+  # Use newer version of webdriver-manager to allow latest Chrome
+  # for E2E tests (https://github.com/angular/protractor/issues/5312#issuecomment-531940044).
+  - rm -rf ./node_modules/protractor/node_modules/webdriver-manager
+  - ln -s ./node_modules/webdriver-manager ./node_modules/protractor/node_modules/webdriver-manager
 script:
-- npm test && ng e2e
+  - ng test && ng e2e
 env:
   global:
-  - secure: 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
-  - secure: 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
+    - secure: nbn1MJ/N+shUkYqXqKxzQJw30F8q7XC4LNxuMYuP13deUI1/XzRWh7l6+T37AVQicDoVXbro2ve5hknc5TtGwGJTZnvZRtnGe/vZigj/N/NGYeuiNSNIzNQ9MyqJ0sxvuPEIDhYn5UfXkpweoYFe4Budy4AWvHbeE8KNLfzs4M+YD/Oyi+dyBY+RvWWHYRgfbrc7ZiDoRcx2ZDeYPjs5gWDK0VfG13IIp3YnZIpL8CWjI0+p1BBzTP9eQxtRcumLlxq1Rm7sqtxyyRaFTLgk1eRp/JdPFeRuMsSDTfNNhORTqgNyFeubWIy7LjzxZ6fZr+fLAVUJwncunFnOo6yAV5qe+kvzAepcli43zM9sdJPUn6FRm2fcQtSccW44rHH2HHaaQd0yg0DIbrBB3n6we3kBzyM/N24Y4Z6kU9rpmJvZTcW9GTjfb9zQzhyinsHPfTlNoTPnPc6ae9Kqudc/f7PboThwfML6t+p/beOHsXZfrHaDGRvzwWQrD8VBaUAhEA7ez4aiVmVSaTKY4Or/BJNMj/fkvWsFidFGFHgyOO9k3YE9ibK0tJBTja6UiuqBOG+7IpcfHkArtAeXXvTMS8ON1wUc0HMWSsEVYiNjiLP8rLlnNek5McZT5VondvpqvFzMtU/d3ONL/AQ4XbZSiJetBVQDmzgqgKDcJmW6PZo=
+    - secure: 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

e2e/src/app.po.ts

@@ -39,10 +39,17 @@ export class AppPage {
 	async updateValue( el: WebElement, keys: string[] ) {
 		await el.click();
 		await this.selectAll();
+		// Since Chrome 77 with webdirver-manager@12.1.7 protractor.sendKeys() doesn't
+		// clear current selection, we have to clean it manually (#51).
+		await this.delete();
 		await el.sendKeys( ...keys );
 	}
 
 	selectAll() {
 		return browser.executeScript( 'document.execCommand( "selectAll", false, null )' );
 	}
+
+	delete() {
+		return browser.executeScript( 'document.execCommand( "delete", false, null )' );
+	}
 }