/*******************************************************************************
* Copyright (c) 2008, 2016 Ketan Padegaonkar and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Ketan Padegaonkar - initial API and implementation
* Marc-Andre Laperle - Adapted to Trace Compass from SWTBot's TimeoutException
*******************************************************************************/
package org.eclipse.tracecompass.tmf.ui.tests.shared;
/**
* A condition meant to be tested periodically. If it fails after a certain
* timeout, a failure message is provided.
*/
public interface IWaitCondition {
/**
* Tests if the condition has been met.
*
* @return <code>true</code> if the condition is satisfied, <code>false</code> otherwise.
* @throws Exception if the test encounters an error while processing the check.
*/
boolean test() throws Exception;
/**
* Gets the failure message when a test fails (returns <code>false</code>).
*
* @return the failure message to show in case the test fails.
*/
String getFailureMessage();
}