JavaCompilerCore/src/test/java/insertGenerics/TestGGFinder.java
2022-11-18 09:50:35 +01:00

100 lines
4.7 KiB
Java

package insertGenerics;
import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
import de.dhbwstuttgart.bytecode.insertGenerics.ClassConstraint;
import de.dhbwstuttgart.bytecode.insertGenerics.FamilyOfGeneratedGenerics;
import de.dhbwstuttgart.bytecode.insertGenerics.MethodConstraint;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.syntaxtree.visual.ASTPrinter;
import de.dhbwstuttgart.syntaxtree.visual.ASTTypePrinter;
import de.dhbwstuttgart.typedeployment.TypeInsert;
import de.dhbwstuttgart.typedeployment.TypeInsertFactory;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.net.URL;
import java.net.URLClassLoader;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
public class TestGGFinder {
private static final String rootDirectory = System.getProperty("user.dir")+"/resources/insertGenericsJav/";
private String pathToClassFile = System.getProperty("user.dir")+"/resources/testBytecode/generatedBC/";
private static ClassLoader loader;
private static Class<?> classToTest;
private static Object instanceOfClass;
private static String className = "TestGGFinder";
@BeforeClass
public static void resetNamesOfTypePlaceholder() {
de.dhbwstuttgart.syntaxtree.factory.NameGenerator.reset();
}
@Test
public void ggFinder() throws IOException, ClassNotFoundException, InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, NoSuchMethodException, SecurityException {
execute(new File(rootDirectory+className+".jav"));
}
private static class TestResultSet{
}
public TestResultSet execute(File fileToTest) throws IOException, ClassNotFoundException, InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, NoSuchMethodException, SecurityException {
JavaTXCompiler compiler = new JavaTXCompiler(fileToTest);
List<ResultSet> results = compiler.typeInference();
List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles = compiler.getGeneratedGenericResultsForAllSourceFiles(results);
List<ClassConstraint> classConstraintsTest = new ArrayList<>();
classConstraintsTest.add(new ClassConstraint("S", "java/lang/Object", Relation.EXTENDS));
HashMap<String, Set<MethodConstraint>> methodConstraintsWithPositionTest = new HashMap<>();
Set<MethodConstraint> lmc;
lmc = new HashSet<>();
lmc.add(new MethodConstraint("P", "AC", Relation.EXTENDS));
lmc.add(new MethodConstraint("AC", "java/lang/Object", Relation.EXTENDS));
methodConstraintsWithPositionTest.put("TPH ACid(TPH P)", lmc);
lmc = new HashSet<>();
lmc.add(new MethodConstraint("T", "S", Relation.EXTENDS));
methodConstraintsWithPositionTest.put("TPH SsetA(TPH T)", lmc);
lmc = new HashSet<>();
lmc.add(new MethodConstraint("AC", "Y", Relation.EXTENDS));
lmc.add(new MethodConstraint("Z", "P", Relation.EXTENDS));
lmc.add(new MethodConstraint("P", "AC", Relation.EXTENDS));
lmc.add(new MethodConstraint("Y", "java/lang/Object", Relation.EXTENDS));
methodConstraintsWithPositionTest.put("voidm(TPH YTPH Z)", lmc);
FamilyOfGeneratedGenerics fogg = compiler.fogg;
Set<ClassConstraint> computedClassCons = new HashSet<>(fogg.classConstraints);
Set<ClassConstraint> expectedClassCons = new HashSet<>(classConstraintsTest);
assertEquals(expectedClassCons, computedClassCons);
HashMap<String, Set<MethodConstraint>> methodConstraintsWithPositionComputed = new HashMap<>();
fogg.methodConstraintsWithPosition.forEach((s, l) -> methodConstraintsWithPositionComputed.put(s,new HashSet<>(l)));
assertEquals(methodConstraintsWithPositionTest, methodConstraintsWithPositionComputed);
compiler.generateBytecode(new File(pathToClassFile), results, simplifyResultsForAllSourceFiles);
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass(className);
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
return new TestResultSet();
}
}