com.google.gwt.junit.RunStyle Maven / Gradle / Ivy
/*
* Copyright 2008 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.gwt.junit;
import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.core.ext.UnableToCompleteException;
import java.net.InetAddress;
import java.net.UnknownHostException;
/**
* An abstract class that handles the details of launching a browser.
*/
public abstract class RunStyle {
/**
* The containing shell.
*/
protected final JUnitShell shell;
private int tries = 1;
/**
* Constructor for RunStyle. Any subclass must provide a constructor with the
* same signature since this will be how the RunStyle is created via
* reflection.
*
* @param shell the containing shell
*/
public RunStyle(JUnitShell shell) {
this.shell = shell;
}
/**
* Tests whether the test was interrupted.
*
* @return the interrupted hosts, or null if not interrupted
*/
public String[] getInterruptedHosts() {
return null;
}
/**
* Get the host name of the local system to use in URLs. This method returns
* the host address instead of the host name in case the test target cannot
* resolve the host name.
*
* @return the host name of the local system
*/
public String getLocalHostName() {
try {
return InetAddress.getLocalHost().getHostAddress();
} catch (UnknownHostException e) {
throw new RuntimeException("Unable to determine my ip address", e);
}
}
/**
* Returns the number of times this test should be tried to run. A test
* succeeds if it succeeds even once.
*
* @return the number of attempts
*/
public int getTries() {
return tries;
}
/**
* Initialize the runstyle with any supplied arguments, and return the number
* of clients this runstyle controls.
*
* @param args arguments passed in -runStyle option, null if none supplied
* @return the number of clients, or -1 if initialization was unsuccessful
*/
public abstract int initialize(String args);
/**
* Requests initial launch of the browser. This should only be called once per
* instance of RunStyle.
*
* @param moduleName the module to run
* @throws UnableToCompleteException
*/
public abstract void launchModule(String moduleName)
throws UnableToCompleteException;
/**
* Sets the number of times a test should be tried -- it succeeds if any
* attempt succeeds.
*
* @param tries number of attempts
*/
public void setTries(int tries) {
this.tries = tries;
}
/**
* Setup this RunStyle for the selected mode.
*
* @param logger TreeLogger to use for any messages
* @param developmentMode true if we are running in development mode rather
* that web/production mode
* @return false if we should abort processing due to an unsupported mode or
* an error setting up for that mode
*/
public boolean setupMode(TreeLogger logger, boolean developmentMode) {
return true;
}
/**
* Whether the embedded server should ever generate resources. Development
* mode needs this, but not with -noserver.
*
* @return true if resources should be automatically generated by the server.
*/
public boolean shouldAutoGenerateResources() {
// TODO(spoon) does Production Mode get simpler if this is turned on?
return true;
}
/**
* Gets the shell logger.
*/
protected TreeLogger getLogger() {
return shell.getTopLogger();
}
}