JobUtils.delay method handles delay trough Display instance even when tests are running in core mode ---------------------------------------------------------------------------------------------------- Key: JBIDE-13797 URL: https://issues.jboss.org/browse/JBIDE-13797 Project: Tools (JBoss Tools) Issue Type: Enhancement Components: testing-tools Affects Versions: 4.1.0.Alpha2 Reporter: Denis Golovin Assignee: Denis Golovin Fix For: 4.1.0.Alpha2 Display.getCurrent() returns not null value even when tests are executed in core mode with configuration below. It means displatInstance.sleep() not always returns control back to test. Solution is additiona check if workbench is actually running and if it is not using alternative option Thread.sleep() {code} <plugin> <groupId>org.eclipse.tycho</groupId> <artifactId>tycho-surefire-plugin</artifactId> <version>${tychoVersion}</version> <configuration> <useUIHarness>false</useUIHarness> <useUIThread>false</useUIThread> <testSuite>org.jboss.tools.as.test.core</testSuite> <testClass>${asCoreTestSuite}</testClass> </configuration> </plugin> {code}