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Bytecode für arithmetische Operatoren mit Parametern unterschiedlicher Typen. Testfälle bereinigt und aufgeräumt.

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This commit is contained in:
Fayez Abu Alia 2018-03-06 19:14:27 +01:00
parent 35b99a4095
commit f453343f1c
42 changed files with 505 additions and 456 deletions
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143
src/de/dhbwstuttgart/bytecode/BytecodeGenMethod.java
View File

@ -104,7 +104,6 @@ public class BytecodeGenMethod implements StatementVisitor{
return resultSet.resolveType(type).resolvedType.acceptTV(new TypeToDescriptor());
}
@Override
public void visit(Block block) {
for (Statement stmt : block.getStatements()) {
@ -116,8 +115,8 @@ public class BytecodeGenMethod implements StatementVisitor{
public void visit(SuperCall superCall) {
superCall.receiver.accept(this);
superCall.arglist.accept(this);
mv.visitMethodInsn(Opcodes.INVOKESPECIAL, Type.getInternalName(Object.class),
superCall.name, "()V",isInterface);
mv.visitMethodInsn(Opcodes.INVOKESPECIAL, Type.getInternalName(Object.class), superCall.name, "()V",
isInterface);
}
// ??
@ -132,6 +131,7 @@ public class BytecodeGenMethod implements StatementVisitor{
getVlaueIns(getResolvedType(localVar.getType()));
}
}
// ??
@Override
public void visit(LocalVarDecl localVarDecl) {
@ -162,20 +162,23 @@ public class BytecodeGenMethod implements StatementVisitor{
}
assign.lefSide.accept(this);
}
/*
* Die folgeneden Fälle müssen noch betrachtet werden:
* - Long OPARATION Integer usw.
* */
* Die folgeneden Fälle müssen noch betrachtet werden: - Long OPARATION Integer
* usw.
*/
@Override
public void visit(BinaryExpr binary) {
String typeOfBinary = getResolvedType(binary.getType());
if (typeOfBinary.equals(Type.getInternalName(String.class))) {
mv.visitTypeInsn(Opcodes.NEW, Type.getInternalName(StringBuilder.class));
mv.visitInsn(Opcodes.DUP);
mv.visitMethodInsn(Opcodes.INVOKESPECIAL, Type.getInternalName(StringBuilder.class),
"<init>", "()V", false);
mv.visitMethodInsn(Opcodes.INVOKESPECIAL, Type.getInternalName(StringBuilder.class), "<init>", "()V",
false);
}
binary.lexpr.accept(this);
if(!getResolvedType(binary.lexpr.getType()).equals(typeOfBinary))
doCast(getResolvedType(binary.lexpr.getType()), typeOfBinary);
binary.rexpr.accept(this);
switch (binary.operation.toString()) {
case "ADD":
@ -207,6 +210,28 @@ public class BytecodeGenMethod implements StatementVisitor{
}
}
private void doCast(String typeOfExp, String typeOfBinary) {
switch (typeOfBinary) {
case "java/lang/Long":
mv.visitInsn(Opcodes.I2L);
break;
case "java/lang/Double":
if(typeOfExp.equals(Type.getInternalName(Long.class))) {
mv.visitInsn(Opcodes.L2D);
} else if(typeOfExp.equals(Type.getInternalName(Float.class))) {
mv.visitInsn(Opcodes.F2D);
} else {
mv.visitInsn(Opcodes.I2D);
}
break;
default:
break;
}
}
// TODO
private void doVisitLessOpInsn(String typeOfBinary) {
switch (typeOfBinary) {
@ -332,17 +357,18 @@ public class BytecodeGenMethod implements StatementVisitor{
Lambda lam = new Lambda(lambdaExpression);
String lamDesc = lam.accept(new DescriptorToString(resultSet));
//Call site, which, when invoked, returns an instance of the functional interface to which
// Call site, which, when invoked, returns an instance of the functional
// interface to which
// the lambda is being converted
MethodType mt = MethodType.methodType(CallSite.class, MethodHandles.Lookup.class, String.class,
MethodType.class, MethodType.class, MethodHandle.class, MethodType.class);
Handle bootstrap = new Handle(Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory",
"metafactory", mt.toMethodDescriptorString(), false);
Handle bootstrap = new Handle(Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory", "metafactory",
mt.toMethodDescriptorString(), false);
String methodName = "lambda$new$" + this.lamCounter;
// Für die Parameter-Typen und Return-Typ braucht man die Bounds (für die Typlöschung)
// Für die Parameter-Typen und Return-Typ braucht man die Bounds (für die
// Typlöschung)
String typeErasure = "(";
Iterator<FormalParameter> itr = lambdaExpression.params.iterator();
@ -373,8 +399,7 @@ public class BytecodeGenMethod implements StatementVisitor{
}
// first check if capturing lambda then invokestatic or invokespecial
Handle arg2 = new Handle(staticOrSpecial, this.className, methodName,
arg3.toString(),false);
Handle arg2 = new Handle(staticOrSpecial, this.className, methodName, arg3.toString(), false);
// Descriptor of functional interface methode
SamMethod samMethod = new SamMethod(kindOfLambda.getArgumentList(), lambdaExpression.getType());
// Desc: (this/nothing)TargetType
@ -413,10 +438,10 @@ public class BytecodeGenMethod implements StatementVisitor{
// ")"+lam.getReturn.getBounds
Signature sig = new Signature(lambdaExpression, numberOfParams);
String name = "Fun" + numberOfParams;
classWriter.visit(Opcodes.V1_8, Opcodes.ACC_INTERFACE+Opcodes.ACC_ABSTRACT, name,
sig.toString(), Type.getInternalName(Object.class), null);
MethodVisitor mvApply = classWriter.visitMethod(Opcodes.ACC_PUBLIC+Opcodes.ACC_ABSTRACT, "apply",
methDesc, methSig.toString(), null);
classWriter.visit(Opcodes.V1_8, Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT, name, sig.toString(),
Type.getInternalName(Object.class), null);
MethodVisitor mvApply = classWriter.visitMethod(Opcodes.ACC_PUBLIC + Opcodes.ACC_ABSTRACT, "apply", methDesc,
methSig.toString(), null);
mvApply.visitEnd();
writeClassFile(classWriter.toByteArray(), name);
}
@ -425,7 +450,8 @@ public class BytecodeGenMethod implements StatementVisitor{
FileOutputStream output;
try {
System.out.println("generating " + name + ".class file...");
output = new FileOutputStream(new File(System.getProperty("user.dir") + "/testBytecode/generatedBC/examples/" +name+".class"));
output = new FileOutputStream(
new File(System.getProperty("user.dir") + "/testBytecode/generatedBC/examples/" + name + ".class"));
output.write(bytecode);
output.close();
System.out.println(name + ".class file generated");
@ -458,11 +484,11 @@ public class BytecodeGenMethod implements StatementVisitor{
fieldVar.receiver.accept(this);
// test (if)
if (!fieldVar.receiver.getClass().equals(StaticClassName.class)) {
mv.visitFieldInsn(Opcodes.GETFIELD,getResolvedType(fieldVar.receiver.getType()),
fieldName ,fieldDesc);
mv.visitFieldInsn(Opcodes.GETFIELD, getResolvedType(fieldVar.receiver.getType()), fieldName, fieldDesc);
}
// mv.visitFieldInsn(Opcodes.GETSTATIC, fieldVar.receiver.getType().toString().replace(".", "/"),
// mv.visitFieldInsn(Opcodes.GETSTATIC,
// fieldVar.receiver.getType().toString().replace(".", "/"),
// fieldVar.fieldVarName, fieldVar.getType().toString());
}
@ -494,11 +520,11 @@ public class BytecodeGenMethod implements StatementVisitor{
// is methodCall.receiver functional Interface)?
if (varsFunInterface.contains(methodCall.receiver.getType())) {
mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, getResolvedType(methodCall.receiver.getType()),
methodCall.name, mDesc, false);
mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, getResolvedType(methodCall.receiver.getType()), methodCall.name,
mDesc, false);
} else {
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, getResolvedType(methodCall.receiver.getType()),
methodCall.name, mDesc, isInterface);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, getResolvedType(methodCall.receiver.getType()), methodCall.name,
mDesc, isInterface);
}
// test
// if(!methodCall.getType().toString().equals("V")) {
@ -551,10 +577,10 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(StaticClassName staticClassName) {
// mv.visitMethodInsn(Opcodes.INVOKESTATIC, staticClassName.getType().toString().replace(".", "/"),
// mv.visitMethodInsn(Opcodes.INVOKESTATIC,
// staticClassName.getType().toString().replace(".", "/"),
// staticClassName.toString(), staticClassName.getType().toString(), false);
mv.visitFieldInsn(Opcodes.GETSTATIC, getResolvedType(staticClassName.getType()),
fieldName, fieldDesc);
mv.visitFieldInsn(Opcodes.GETSTATIC, getResolvedType(staticClassName.getType()), fieldName, fieldDesc);
}
@Override
@ -582,8 +608,7 @@ public class BytecodeGenMethod implements StatementVisitor{
@Override
public void visit(Literal literal) {
Object value = literal.value;
String typeOfLiteral = resultSet.resolveType(
literal.getType()).resolvedType.acceptTV(new TypeToDescriptor());
String typeOfLiteral = resultSet.resolveType(literal.getType()).resolvedType.acceptTV(new TypeToDescriptor());
doAssign(typeOfLiteral, value);
@ -592,35 +617,29 @@ public class BytecodeGenMethod implements StatementVisitor{
private void getVlaueIns(String type) {
switch (type) {
case "java/lang/String":
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, Type.getInternalName(StringBuilder.class),
"append", "(Ljava/lang/String;)Ljava/lang/StringBuilder;", false);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, Type.getInternalName(StringBuilder.class), "append",
"(Ljava/lang/String;)Ljava/lang/StringBuilder;", false);
break;
case "java/lang/Boolean":
break;
case "java/lang/Byte":
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Byte", "byteValue",
"()B", false);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Byte", "byteValue", "()B", false);
break;
case "java/lang/Short":
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Short", "shortValue",
"()S", false);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Short", "shortValue", "()S", false);
break;
case "java/lang/Integer":
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Integer", "intValue",
"()I", false);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Integer", "intValue", "()I", false);
break;
case "java/lang/Long":
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Long", "longValue",
"()J", false);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Long", "longValue", "()J", false);
break;
case "java/lang/Float":
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Float", "floatValue",
"()F", false);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Float", "floatValue", "()F", false);
break;
case "java/lang/Double":
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Double", "doubleValue",
"()D", false);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/Double", "doubleValue", "()D", false);
break;
case "java/lang/Character":
break;
@ -675,40 +694,33 @@ public class BytecodeGenMethod implements StatementVisitor{
private void getValueOfIns(String type) {
switch (type) {
case "java/lang/String":
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/StringBuilder", "toString",
"()Ljava/lang/String;", false);
mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/StringBuilder", "toString", "()Ljava/lang/String;",
false);
break;
case "java/lang/Boolean":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Boolean", "valueOf",
"(Z)Ljava/lang/Boolean;", false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Boolean", "valueOf", "(Z)Ljava/lang/Boolean;", false);
break;
case "java/lang/Byte":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Byte", "valueOf",
"(B)Ljava/lang/Byte;", false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Byte", "valueOf", "(B)Ljava/lang/Byte;", false);
break;
case "java/lang/Short":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Short", "valueOf",
"(S)Ljava/lang/Short;", false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Short", "valueOf", "(S)Ljava/lang/Short;", false);
break;
case "java/lang/Integer":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Integer", "valueOf",
"(I)Ljava/lang/Integer;", false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Integer", "valueOf", "(I)Ljava/lang/Integer;", false);
break;
case "java/lang/Long":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Long", "valueOf",
"(J)Ljava/lang/Long;", false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Long", "valueOf", "(J)Ljava/lang/Long;", false);
break;
case "java/lang/Float":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Float", "valueOf",
"(F)Ljava/lang/Float;", false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Float", "valueOf", "(F)Ljava/lang/Float;", false);
break;
case "java/lang/Double":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Double", "valueOf",
"(D)Ljava/lang/Double;", false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Double", "valueOf", "(D)Ljava/lang/Double;", false);
break;
case "java/lang/Character":
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Character", "valueOf",
"(C)Ljava/lang/Character;", false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Character", "valueOf", "(C)Ljava/lang/Character;",
false);
break;
default:
break;
@ -790,8 +802,7 @@ public class BytecodeGenMethod implements StatementVisitor{
mv.visitInsn(Opcodes.ICONST_0);
}
// muss noch getestet werden.
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Boolean", "valueOf",
"(Z)Ljava/lang/Boolean;", false);
mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Boolean", "valueOf", "(Z)Ljava/lang/Boolean;", false);
}
@Override

27
src/de/dhbwstuttgart/core/JavaTXCompiler.java
View File

@ -1,6 +1,7 @@
package de.dhbwstuttgart.core;
import de.dhbwstuttgart.bytecode.BytecodeGen;
import de.dhbwstuttgart.environment.CompilationEnvironment;
import de.dhbwstuttgart.parser.JavaTXParser;
import de.dhbwstuttgart.parser.scope.GenericsRegistry;
@ -23,6 +24,8 @@ import de.dhbwstuttgart.typeinference.unify.model.FiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.*;
import java.util.stream.Collectors;
@ -103,7 +106,7 @@ public class JavaTXCompiler {
System.out.println(xConsSet);
Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
System.out.println("RESULT: " + result.size());
//results.addAll(result);
results.addAll(result);
}
return results.stream().map((unifyPairs ->
new ResultSet(UnifyTypeFactory.convert(unifyPairs, generateTPHMap(cons))))).collect(Collectors.toList());
@ -130,4 +133,26 @@ public class JavaTXCompiler {
return ret;
}
public void generateBytecode() throws ClassNotFoundException, IOException {
for(File f : sourceFiles.keySet()) {
HashMap<String,byte[]> classFiles = new HashMap<>();
SourceFile sf = sourceFiles.get(f);
List<ResultSet> typeinferenceResult = this.typeInference();
BytecodeGen bytecodeGen = new BytecodeGen(classFiles,typeinferenceResult.get(0));
bytecodeGen.visit(sf);
this.writeClassFile(bytecodeGen.getClassFiles());
}
}
private void writeClassFile(HashMap<String, byte[]> classFiles) throws IOException {
FileOutputStream output;
for(String name : classFiles.keySet()) {
byte[] bytecode = classFiles.get(name);
System.out.println("generating "+name+ ".class file ...");
output = new FileOutputStream(new File(System.getProperty("user.dir") + "/testBytecode/generatedBC/" +name+".class"));
output.write(bytecode);
output.close();
System.out.println(name+".class file generated");
}
}
}

8
test/bytecode/ATest.java
View File

@ -1,8 +0,0 @@
package bytecode;
public class ATest extends JavaTXCompilerTest {
public ATest() {
fileName = "Example";
}
}

7
test/bytecode/AssignToLitTest.java
View File

@ -1,7 +0,0 @@
package bytecode;
public class AssignToLitTest extends JavaTXCompilerTest {
public AssignToLitTest() {
this.fileName = "AssignToLit";
}
}

7
test/bytecode/DuMethodTest.java
View File

@ -1,7 +0,0 @@
package bytecode;
public class DuMethodTest extends JavaTXCompilerTest{
public DuMethodTest() {
this.fileName = "DuMethod";
}
}

11
test/bytecode/ForTest.java
View File

@ -1,11 +0,0 @@
package bytecode;
import org.objectweb.asm.Opcodes;
public class ForTest extends JavaTXCompilerTest {
public ForTest() {
this.fileName = "For";
}
}

7
test/bytecode/Generics2Test.java
View File

@ -1,7 +0,0 @@
package bytecode;
public class Generics2Test extends JavaTXCompilerTest{
public Generics2Test() {
this.fileName = "Generics2";
}
}

7
test/bytecode/GenericsTest.java
View File

@ -1,7 +0,0 @@
package bytecode;
public class GenericsTest extends JavaTXCompilerTest {
public GenericsTest() {
this.fileName = "Generics";
}
}

7
test/bytecode/ImportTest.java
View File

@ -1,7 +0,0 @@
package bytecode;
public class ImportTest extends JavaTXCompilerTest{
public ImportTest() {
this.fileName = "Import";
}
}

7
test/bytecode/InterfaceTest.java
View File

@ -1,7 +0,0 @@
package bytecode;
public class InterfaceTest extends JavaTXCompilerTest{
public InterfaceTest() {
this.fileName = "Interface1";
}
}

90
test/bytecode/JavaTXCompilerTest.java
View File

@ -1,90 +0,0 @@
package bytecode;
import de.dhbwstuttgart.bytecode.BytecodeGen;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.typeinference.result.ResultPair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import org.junit.Test;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
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.List;
import static org.junit.Assert.*;
public class JavaTXCompilerTest {
private static final String rootDirectory = System.getProperty("user.dir")+"/test/bytecode/";
private static final List<File> filesToTest = new ArrayList<>();
protected String fileName = "";
@Test
public void test() throws IOException, java.lang.ClassNotFoundException {
System.out.println(rootDirectory);
filesToTest.add(new File(rootDirectory+fileName+".jav"));
System.out.println(rootDirectory+fileName+".jav");
JavaTXCompiler compiler = new JavaTXCompiler(filesToTest);
for(File f : filesToTest){
String content = readFile(f.getPath(), StandardCharsets.UTF_8);
List<ResultSet> typeinferenceResult = compiler.typeInference();
HashMap<String,byte[]> bytecode = this.getBytecode(compiler.sourceFiles.get(f), typeinferenceResult.get(0));
// for(ResultPair ep : typeinferenceResult.get(0).results) {
// System.out.println(ep.getLeft() + " ->" + ep.getRight());
// }
String name;
int pos = f.getName().lastIndexOf(".");
if(pos != -1) {
name = f.getName().substring(0, pos);
}
this.writeClassFile(bytecode);
}
}
public HashMap<String,byte[]> getBytecode(SourceFile sf, ResultSet resultSet) {
HashMap<String,byte[]> classFiles = new HashMap<>();
BytecodeGen bytecodeGen = new BytecodeGen(classFiles,resultSet);
bytecodeGen.visit(sf);
return bytecodeGen.getClassFiles();
}
public void writeClassFile(HashMap<String,byte[]> classFiles) {
FileOutputStream output;
for(String name : classFiles.keySet()) {
byte[] bytecode = classFiles.get(name);
try {
System.out.println("generating "+name+ ".class file ...");
output = new FileOutputStream(new File(System.getProperty("user.dir") + "/testBytecode/generatedBC/" +name+".class"));
output.write(bytecode);
output.close();
System.out.println(name+".class file generated");
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}
static String readFile(String path, Charset encoding)
throws IOException
{
byte[] encoded = Files.readAllBytes(Paths.get(path));
return new String(encoded, encoding);
}
}

7
test/bytecode/LamAssignTest.java
View File

@ -1,7 +0,0 @@
package bytecode;
public class LamAssignTest extends JavaTXCompilerTest{
public LamAssignTest() {
this.fileName = "LamAssign";
}
}

7
test/bytecode/MethodsTest.java
View File

@ -1,7 +0,0 @@
package bytecode;
public class MethodsTest extends JavaTXCompilerTest {
public MethodsTest() {
this.fileName = "Methods";
}
}

46
test/bytecode/Op.jav
View File

@ -1,46 +0,0 @@
import java.lang.Integer;
import java.lang.String;
import java.lang.Long;
import java.lang.Float;
import java.lang.Double;
import java.lang.Boolean;
class Op {
addInt(Integer a, Integer b) {
Integer c = a+b;
return c;
}
addString(String a, String b) {
String c = a+b;
return c;
}
addLong(Long a, Long b) {
Long c = a+b;
return c;
}
addFloat(Float a, Float b) {
Float c = a+b;
return c;
}
addDouble(Double a, Double b) {
Double c = a+b;
return c;
}
subInt(Integer a, Integer b) {
Integer c = a-b;
return c;
}
subLong(Long a, Long b) {
Long c = a-b;
return c;
}
subFloat(Float a, Float b) {
Float c = a-b;
return c;
}
subDouble(Double a, Double b) {
Double c = a-b;
return c;
}
}

156
test/bytecode/OpTest.java
View File

@ -1,7 +1,157 @@
package bytecode;
public class OpTest extends JavaTXCompilerTest {
public OpTest() {
this.fileName = "Op";
import static org.junit.Assert.*;
import java.io.File;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;
import org.junit.BeforeClass;
import org.junit.Test;
import org.objectweb.asm.Opcodes;
import de.dhbwstuttgart.core.JavaTXCompiler;
public class OpTest {
private static String path;
private static File fileToTest;
private static JavaTXCompiler compiler;
private static ClassLoader loader;
private static Class<?> classToTest;
private static String pathToClassFile;
private static Object instanceOfClass;
@BeforeClass
public static void setUpBeforeClass() throws Exception {
path = System.getProperty("user.dir")+"/test/bytecode/javFiles/Op.jav";
fileToTest = new File(path);
compiler = new JavaTXCompiler(fileToTest);
compiler.generateBytecode();
pathToClassFile = System.getProperty("user.dir")+"/testBytecode/generatedBC/";
loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
classToTest = loader.loadClass("Op");
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
}
@Test
public void testClassname() {
assertEquals("Op", classToTest.getName());
}
@Test
public void testClassModifiers() {
assertEquals(Opcodes.ACC_PUBLIC, classToTest.getModifiers());
}
@Test
public void testNumberOfMethods() {
int numOfMeth = classToTest.getDeclaredMethods().length;
assertEquals(5, numOfMeth);
}
@Test
public void testAddString() throws NoSuchMethodException, SecurityException, IllegalAccessException,
IllegalArgumentException, InvocationTargetException, InstantiationException {
Method addString = classToTest.getDeclaredMethod("addString", String.class,String.class);
String result = (String) addString.invoke(instanceOfClass, "Byte","Code");
assertEquals("ByteCode", result);
}
@Test
public void testAddInt() throws NoSuchMethodException, SecurityException, IllegalAccessException,
IllegalArgumentException, InvocationTargetException, InstantiationException {
Method addInt = classToTest.getDeclaredMethod("addInt", Integer.class,Integer.class);
Integer result = (Integer) addInt.invoke(instanceOfClass, 7,3);
assertEquals(10, result);
}
@Test
public void testAddLong() throws NoSuchMethodException, SecurityException, IllegalAccessException,
IllegalArgumentException, InvocationTargetException, InstantiationException {
Method addLong = classToTest.getDeclaredMethod("addLong", Long.class,Long.class);
Long result = (Long) addLong.invoke(instanceOfClass, 7L,3L);
assertEquals(10L, result);
}
@Test
public void testAddFloat() throws NoSuchMethodException, SecurityException, IllegalAccessException,
IllegalArgumentException, InvocationTargetException, InstantiationException {
Method addFloat = classToTest.getDeclaredMethod("addFloat", Float.class,Float.class);
Float result = (Float) addFloat.invoke(instanceOfClass, 7f,3f);
assertEquals(10f, result);
}
@Test
public void testAddDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException,
IllegalArgumentException, InvocationTargetException, InstantiationException {
Method addDouble = classToTest.getDeclaredMethod("addDouble", Double.class,Double.class);
Double result = (Double) addDouble.invoke(instanceOfClass, 7.0,3.0);
assertEquals(10.0, result);
}
// @Test
// public void testAddIntLong() throws NoSuchMethodException, SecurityException, IllegalAccessException,
// IllegalArgumentException, InvocationTargetException, InstantiationException {
// Method add = classToTest.getDeclaredMethod("add", Integer.class,Long.class);
// Long result = (Long) add.invoke(instanceOfClass, 7,3L);
// assertEquals(10L, result);
// }
// @Test
// public void testAddDLong() throws NoSuchMethodException, SecurityException, IllegalAccessException,
// IllegalArgumentException, InvocationTargetException, InstantiationException {
// Method add = classToTest.getDeclaredMethod("add", Double.class,Long.class);
// Double result = (Double) add.invoke(instanceOfClass, 7d,3L);
// assertEquals(10d, result);
// }
//
// @Test
// public void testAddIntShort() throws NoSuchMethodException, SecurityException, IllegalAccessException,
// IllegalArgumentException, InvocationTargetException, InstantiationException {
// Method add = classToTest.getDeclaredMethod("add", Integer.class,Short.class);
// Integer result = (Integer) add.invoke(instanceOfClass, 7,3);
// assertEquals(10, result);
// }
//
// @Test
// public void testAddIntByte() throws NoSuchMethodException, SecurityException, IllegalAccessException,
// IllegalArgumentException, InvocationTargetException, InstantiationException {
// Method add = classToTest.getDeclaredMethod("add", Integer.class,Byte.class);
// Integer result = (Integer) add.invoke(instanceOfClass, 7,3);
// assertEquals(10, result);
// }
//
// @Test
// public void testAddDFloat() throws NoSuchMethodException, SecurityException, IllegalAccessException,
// IllegalArgumentException, InvocationTargetException, InstantiationException {
// Method add = classToTest.getDeclaredMethod("add", Float.class,Double.class);
// Double result = (Double) add.invoke(instanceOfClass, 7f,3d);
// assertEquals(10d, result);
// }
//
// @Test
// public void testAddIntD() throws NoSuchMethodException, SecurityException, IllegalAccessException,
// IllegalArgumentException, InvocationTargetException, InstantiationException {
// Method add = classToTest.getDeclaredMethod("add", Integer.class,Double.class);
// Double result = (Double) add.invoke(instanceOfClass, 7,3d);
// assertEquals(10d, result);
// }
//
// @Test
// public void testAddShortD() throws NoSuchMethodException, SecurityException, IllegalAccessException,
// IllegalArgumentException, InvocationTargetException, InstantiationException {
// Method add = classToTest.getDeclaredMethod("add", Short.class,Double.class);
// Double result = (Double) add.invoke(instanceOfClass, 7,3d);
// assertEquals(10d, result);
// }
//
// @Test
// public void testAddByteD() throws NoSuchMethodException, SecurityException, IllegalAccessException,
// IllegalArgumentException, InvocationTargetException, InstantiationException {
// Method add = classToTest.getDeclaredMethod("add", Byte.class,Double.class);
// Double result = (Double) add.invoke(instanceOfClass, 7,3d);
// assertEquals(10d, result);
// }
}

7
test/bytecode/OverlaodGenTest.java
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@ -1,7 +0,0 @@
package bytecode;
public class OverlaodGenTest extends JavaTXCompilerTest {
public OverlaodGenTest() {
this.fileName = "OverlaodGen";
}
}

7
test/bytecode/TestIfTest.java
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@ -1,7 +0,0 @@
package bytecode;
public class TestIfTest extends JavaTXCompilerTest{
public TestIfTest() {
this.fileName = "IfTest";
}
}

0
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0
test/bytecode/DuMethod.jav → test/bytecode/javFiles/DuMethod.jav
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0
test/bytecode/EmptyMethod.jav → test/bytecode/javFiles/EmptyMethod.jav
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0
test/bytecode/Example.jav → test/bytecode/javFiles/Example.jav
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0
test/bytecode/Exceptions.jav → test/bytecode/javFiles/Exceptions.jav
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0
test/bytecode/Faculty.jav → test/bytecode/javFiles/Faculty.jav
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0
test/bytecode/For.jav → test/bytecode/javFiles/For.jav
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test/bytecode/Gen.jav → test/bytecode/javFiles/Gen.jav
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0
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0
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0
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0
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0
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0
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0
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88
test/bytecode/javFiles/Op.jav Normal file
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@ -0,0 +1,88 @@
import java.lang.Integer;
import java.lang.String;
import java.lang.Long;
import java.lang.Float;
import java.lang.Double;
import java.lang.Boolean;
import java.lang.Short;
import java.lang.Byte;
public class Op {
addInt(Integer a, Integer b) {
Integer c = a+b;
return c;
}
addString(String a, String b) {
String c = a+b;
return c;
}
addLong(Long a, Long b) {
Long c = a+b;
return c;
}
addFloat(Float a, Float b) {
Float c = a+b;
return c;
}
addDouble(Double a, Double b) {
Double c = a+b;
return c;
}
// subInt(Integer a, Integer b) {
// Integer c = a-b;
// return c;
// }
// subLong(Long a, Long b) {
// Long c = a-b;
// return c;
// }
// subFloat(Float a, Float b) {
// Float c = a-b;
// return c;
// }
// subDouble(Double a, Double b) {
// Double c = a-b;
// return c;
// }
// Long add(Integer a, Long b) {
// Long c = a+b;
// return c;
// }
// add(Double a, Long b) {
// Double c = a+b;
// return c;
// }
//
// add(Integer a, Short b) {
// Integer c = a+b;
// return c;
// }
//
// add(Integer a, Byte b) {
// Integer c = a+b;
// return c;
// }
//
// add(Float a, Double b) {
// Double c = a+b;
// return c;
//}
//
// add(Integer a, Double b) {
// Double c = a+b;
// return c;
// }
//
// add(Short a, Double b) {
// Double c = a+b;
// return c;
// }
//
// add(Byte a, Double b) {
// Double c = a+b;
// return c;
// }
}

0
test/bytecode/OverlaodGen.jav → test/bytecode/javFiles/OverlaodGen.jav
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0
test/bytecode/RecursiveMeth.jav → test/bytecode/javFiles/RecursiveMeth.jav
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test/bytecode/ReturnMethod.jav → test/bytecode/javFiles/ReturnMethod.jav
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0
test/bytecode/VoidMeth.jav → test/bytecode/javFiles/VoidMeth.jav
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