diff --git a/src/test/java/inferWildcards/TestInferWildcardsJavaTx.java b/src/test/java/inferWildcards/TestInferWildcardsJavaTx.java
new file mode 100644
index 00000000..b5b7818a
--- /dev/null
+++ b/src/test/java/inferWildcards/TestInferWildcardsJavaTx.java
@@ -0,0 +1,38 @@
+package inferWildcards;
+
+import java.io.File;
+
+import javax.tools.JavaCompiler;
+import javax.tools.StandardJavaFileManager;
+import javax.tools.ToolProvider;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import de.dhbwstuttgart.core.JavaTXCompiler;
+import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
+import de.dhbwstuttgart.typeinference.constraints.Pair;
+
+public class TestInferWildcardsJavaTx
+{
+
+	private JavaCompiler compiler;
+	private StandardJavaFileManager fileManager;
+
+	@Before
+	public void setup () {
+		compiler = ToolProvider.getSystemJavaCompiler();
+		fileManager = compiler.getStandardFileManager(null, null, null);
+	}
+
+	@Test
+	public void test () throws Exception {
+		String resourcePath = System.getProperty("user.dir") + "/src/test/resources/inferWildcards";
+		File[] files1 = { new File(resourcePath + "/TestClassWildcards.java") };
+
+		JavaTXCompiler javaTXCompiler = new JavaTXCompiler(files1);
+		ConstraintSet<Pair> constraints = javaTXCompiler.getConstraints();
+		System.out.println(constraints);
+	}
+
+}
diff --git a/src/test/resources/inferWildcards/TestClassWildcards.java b/src/test/resources/inferWildcards/TestClassWildcards.java
index 61f16c9c..d413f030 100644
--- a/src/test/resources/inferWildcards/TestClassWildcards.java
+++ b/src/test/resources/inferWildcards/TestClassWildcards.java
@@ -1,14 +1,17 @@
 import java.util.ArrayList;
+import java.util.List;
+import java.lang.String;
+import java.lang.Object;
 
 class TestClassWildcards
 {
 
 	private List<String> field1;
-	private int counter;
+	//private int counter;
 
 	public TestClassWildcards () {
 		field1 = new ArrayList<>();
-		counter = 0;
+		//counter = 0;
 	}
 
 	/**
@@ -18,8 +21,8 @@ class TestClassWildcards
 	 */
 	public List<String> test (List<String> param1) {
 		List<String> localVar = field1;
-		field1 = param;
-		counter++;
+		field1 = param1;
+		//counter++;
 		return localVar;
 	}