package org.jboss.windup.rules.apps.condition;
import org.apache.commons.io.FileUtils;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.forge.arquillian.AddonDependencies;
import org.jboss.forge.arquillian.AddonDependency;
import org.jboss.forge.arquillian.archive.AddonArchive;
import org.jboss.forge.furnace.util.Predicate;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.windup.config.AbstractRuleProvider;
import org.jboss.windup.config.GraphRewrite;
import org.jboss.windup.config.RuleProvider;
import org.jboss.windup.config.loader.RuleLoaderContext;
import org.jboss.windup.config.metadata.MetadataBuilder;
import org.jboss.windup.config.operation.iteration.AbstractIterationOperation;
import org.jboss.windup.config.phase.MigrationRulesPhase;
import org.jboss.windup.config.phase.PostMigrationRulesPhase;
import org.jboss.windup.config.phase.ReportGenerationPhase;
import org.jboss.windup.exec.WindupProcessor;
import org.jboss.windup.exec.configuration.WindupConfiguration;
import org.jboss.windup.exec.rulefilters.NotPredicate;
import org.jboss.windup.exec.rulefilters.RuleProviderPhasePredicate;
import org.jboss.windup.graph.GraphContext;
import org.jboss.windup.graph.GraphContextFactory;
import org.jboss.windup.graph.model.FileLocationModel;
import org.jboss.windup.rules.apps.java.config.SourceModeOption;
import org.jboss.windup.rules.files.condition.FileContent;
import org.jboss.windup.rules.general.IterableFilter;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.ocpsoft.rewrite.config.Configuration;
import org.ocpsoft.rewrite.config.ConfigurationBuilder;
import org.ocpsoft.rewrite.context.EvaluationContext;
import javax.inject.Inject;
import javax.inject.Singleton;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.UUID;
/**
* Tests the iterable-filter condition
*/
@RunWith(Arquillian.class)
public class IterableFilterTest
{
@Deployment
@AddonDependencies({
@AddonDependency(name = "org.jboss.windup.config:windup-config"),
@AddonDependency(name = "org.jboss.windup.config:windup-config-xml"),
@AddonDependency(name = "org.jboss.windup.reporting:windup-reporting"),
@AddonDependency(name = "org.jboss.windup.exec:windup-exec"),
@AddonDependency(name = "org.jboss.windup.rules.apps:windup-rules-base"),
@AddonDependency(name = "org.jboss.windup.rules.apps:windup-rules-java"),
@AddonDependency(name = "org.jboss.forge.furnace.container:cdi")
})
public static AddonArchive getDeployment()
{
final AddonArchive archive = ShrinkWrap.create(AddonArchive.class)
.addBeansXML();
return archive;
}
@Inject
private WindupProcessor processor;
@Inject
private GraphContextFactory factory;
@Inject
private FilteredConditionRuleProvider filteredProvider;
@Inject
private NotFilteredConditionRuleProvider notFilteredProvider;
@Test
public void testFiltered() throws Exception
{
runWindupWithPredicate();
Assert.assertEquals(6, notFilteredProvider.count);
Assert.assertEquals(0, filteredProvider.count);
}
private void runWindupWithPredicate() throws Exception{
try (GraphContext context = factory.create())
{
Path inputPath = Paths.get("src/test/resources/");
Path outputPath = Paths.get(FileUtils.getTempDirectory().toString(), "windup_"
+ UUID.randomUUID().toString());
FileUtils.deleteDirectory(outputPath.toFile());
Files.createDirectories(outputPath);
Predicate<RuleProvider> predicate = new NotPredicate(new RuleProviderPhasePredicate(ReportGenerationPhase.class,
MigrationRulesPhase.class));
WindupConfiguration windupConfiguration = new WindupConfiguration()
.setGraphContext(context);
windupConfiguration.addInputPath(inputPath);
windupConfiguration.setOutputDirectory(outputPath);
windupConfiguration.setOptionValue(SourceModeOption.NAME, true);
processor.execute(windupConfiguration);
}
}
public abstract static class AbstractIterableFilterRuleProvider extends AbstractRuleProvider
{
public int count = 0;
private int sizeToFilter =0;
public AbstractIterableFilterRuleProvider(int sizeToFilter, Class<? extends RuleProvider> currentClass)
{
super(MetadataBuilder.forProvider(currentClass)
.setPhase(PostMigrationRulesPhase.class));
this.sizeToFilter=sizeToFilter;
}
// @formatter:off
@Override
public Configuration getConfiguration(RuleLoaderContext ruleLoaderContext)
{
return ConfigurationBuilder.begin()
.addRule()
.when(IterableFilter.withSize(sizeToFilter).withWrappedCondition((FileContent)FileContent.matches("file {*}.").inFileNamed("{*}.txt")))
.perform(new AbstractIterationOperation<FileLocationModel>() {
@Override
public void perform(GraphRewrite event, EvaluationContext context, FileLocationModel payload)
{
count++;
}});
}
// @formatter:on
}
@Singleton
public static class FilteredConditionRuleProvider extends AbstractIterableFilterRuleProvider
{
public FilteredConditionRuleProvider()
{
super(1, FilteredConditionRuleProvider.class);
}
}
@Singleton
public static class NotFilteredConditionRuleProvider extends AbstractIterableFilterRuleProvider
{
public NotFilteredConditionRuleProvider()
{
// the size of the result should be exactly 6 and therefore the iterable should not be filtered out.
super(6, NotFilteredConditionRuleProvider.class);
}
}
}