selenium: run tests concurrently

Includes a bit untangling of the setup. Concurrent tests should not
overwrite each others user settings so one of the tests gets it's
own user.

Bug: T337862
Change-Id: Iae245063932d4c5d9e6b61c1fe102505d70c1039

tests/selenium/pageobjects/edit.page.js

@@ -22,7 +22,6 @@ class EditPage extends Page {
 	}
 
 	get visualEditorSave() { return $( '.ve-ui-toolbar-saveButton' ); }
-	get visualEditorToggle() { return $( '.ve-init-mw-editSwitch' ); }
 	get visualEditorSurface() { return $( '.ve-ui-surface-source' ); }
 
 	async cursorToPosition( index ) {
@@ -36,9 +35,11 @@ class EditPage extends Page {
 		await browser.keys( keys );
 	}
 
-	getHighlightedMatchingBrackets() {
+	get highlightedBrackets() { return $$( '.CodeMirror-line .cm-mw-matchingbracket' ); }
-		const elements = $$( '.CodeMirror-line .cm-mw-matchingbracket' );
+
-		const matchingTexts = elements.map( function ( el ) {
+	async getHighlightedMatchingBrackets() {
+		await this.highlightedBrackets[ 0 ].waitForDisplayed();
+		const matchingTexts = await this.highlightedBrackets.map( function ( el ) {
 			return el.getText();
 		} );
 		return matchingTexts.join( '' );

tests/selenium/specs/highlighting-wikitext2010.js

@@ -3,7 +3,6 @@
 const assert = require( 'assert' ),
 	EditPage = require( '../pageobjects/edit.page' ),
 	FixtureContent = require( '../fixturecontent' ),
-	LoginPage = require( 'wdio-mediawiki/LoginPage' ),
 	UserPreferences = require( '../userpreferences' ),
 	Util = require( 'wdio-mediawiki/Util' );
 
@@ -12,7 +11,7 @@ describe( 'CodeMirror bracket match highlighting for the wikitext 2010 editor',
 
 	before( async function () {
 		title = Util.getTestString( 'CodeMirror-fixture1-' );
-		await LoginPage.loginAdmin();
+		await UserPreferences.loginAsOther();
 		await FixtureContent.createFixturePage( title );
 		await UserPreferences.enableWikitext2010EditorWithCodeMirror();
 	} );

tests/selenium/userpreferences.js

@@ -1,9 +1,18 @@
 'use strict';
 
-const BlankPage = require( 'wdio-mediawiki/BlankPage' ),
+const Api = require( 'wdio-mediawiki/Api' ),
+	BlankPage = require( 'wdio-mediawiki/BlankPage' ),
+	LoginPage = require( 'wdio-mediawiki/LoginPage' ),
 	Util = require( 'wdio-mediawiki/Util' );
 
 class UserPreferences {
+	async loginAsOther() {
+		const username = Util.getTestString( 'User-' );
+		const password = Util.getTestString();
+		await Api.createAccount( await Api.bot(), username, password );
+		await LoginPage.login( username, password );
+	}
+
 	async setPreferences( preferences ) {
 		await BlankPage.open();
 		Util.waitForModuleState( 'mediawiki.base' );

tests/selenium/wdio.conf.js

@@ -2,10 +2,12 @@
 
 const { config } = require( 'wdio-mediawiki/wdio-defaults.conf.js' );
 
-exports.config = { ...config
+exports.config = { ...config,
 	// Override, or add to, the setting from wdio-mediawiki.
 	// Learn more at https://webdriver.io/docs/configurationfile/
 	//
 	// Example:
 	// logLevel: 'info',
+
+	maxInstances: 4
 };