/*
* Copyright 2009 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 com.google.gwt.dev.cfg.ModuleDef;
import com.google.gwt.junit.JUnitShell.Strategy;
import com.google.gwt.junit.client.GWTTestCase;
import com.google.gwt.junit.client.GWTTestCase.TestModuleInfo;
import java.util.HashMap;
import java.util.Map;
/**
* Strategy that compiles all modules before returning results. Optimizes test
* system usage.
*/
class PreCompileStrategy extends CompileStrategy {
/**
* A mapping of synthetic module names to their precompiled synthetic module
* defs.
*/
Map<String, ModuleDef> preCompiledModuleDefs;
public PreCompileStrategy(JUnitShell junitShell) {
super(junitShell);
}
@Override
public ModuleDef maybeCompileModule(String moduleName,
String syntheticModuleName, Strategy strategy,
BatchingStrategy batchingStrategy, TreeLogger treeLogger)
throws UnableToCompleteException {
maybePrecompileModules(batchingStrategy, treeLogger);
// Since all test blocks from a module are added to the queue at the
// same time, we can safely take the module out of the hash map at
// this point.
return preCompiledModuleDefs.get(syntheticModuleName);
}
/**
* Precompile all modules if needed.
*/
private void maybePrecompileModules(BatchingStrategy batchingStrategy,
TreeLogger treeLogger) throws UnableToCompleteException {
if (preCompiledModuleDefs == null) {
preCompiledModuleDefs = new HashMap<String, ModuleDef>();
for (String moduleName : GWTTestCase.getAllTestModuleNames()) {
TestModuleInfo moduleInfo = GWTTestCase.getTestsForModule(moduleName);
String syntheticModuleName = moduleInfo.getSyntheticModuleName();
if (syntheticModuleName != null) {
ModuleDef moduleDef = maybeCompileModuleImpl(
moduleInfo.getModuleName(), syntheticModuleName,
moduleInfo.getStrategy(), batchingStrategy, treeLogger);
preCompiledModuleDefs.put(syntheticModuleName, moduleDef);
}
}
}
}
}