diff --git a/src/test/java/inferWildcards/TestInferWildcardsParamType.java b/src/test/java/inferWildcards/TestInferWildcardsParamType.java
new file mode 100644
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+++ b/src/test/java/inferWildcards/TestInferWildcardsParamType.java
@@ -0,0 +1,100 @@
+package inferWildcards;
+
+import static org.junit.Assert.assertThat;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.hamcrest.CoreMatchers;
+import org.junit.Before;
+import org.junit.Test;
+
+import de.dhbwstuttgart.core.JavaTXCompiler;
+import de.dhbwstuttgart.inferWildcards.ConstraintsGenerationUtils;
+import de.dhbwstuttgart.inferWildcards.JavaTXCompilerWildcards;
+import de.dhbwstuttgart.inferWildcards.TypePlaceholderReplaceUtils;
+import de.dhbwstuttgart.syntaxtree.type.RefType;
+import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
+import de.dhbwstuttgart.typeinference.constraints.Constraint;
+import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
+import de.dhbwstuttgart.typeinference.constraints.Pair;
+import de.dhbwstuttgart.typeinference.result.ResultSet;
+
+public class TestInferWildcardsParamType
+{
+
+	private String resourcePath;
+
+	@Before
+	public void setup () {
+		resourcePath = System.getProperty("user.dir")
+				+ "/src/test/resources/inferWildcards/TestClassWildcardsParamType.java";
+	}
+
+	private JavaTXCompiler getStandardCompiler () throws ClassNotFoundException, IOException {
+		File[] files1 = { new File(resourcePath) };
+		return new JavaTXCompiler(files1);
+	}
+
+	private JavaTXCompilerWildcards getWildcardsCompiler () throws ClassNotFoundException, IOException {
+		File[] files1 = { new File(resourcePath) };
+		return new JavaTXCompilerWildcards(files1);
+	}
+
+	private static Map<? extends TypePlaceholder, ? extends RefType> generateTph (JavaTXCompiler javaTXCompiler) {
+		System.out.println("\nReplacements:");
+
+		return TypePlaceholderReplaceUtils.generateTypePlaceholder(javaTXCompiler);
+	}
+
+	@Test
+	public void testGenerateTph () throws ClassNotFoundException, IOException {
+		System.out.println("\n--------- Test Generate TPH --------------\n");
+
+		JavaTXCompiler javaTXCompiler = getStandardCompiler();
+		Map<? extends TypePlaceholder, ? extends RefType> generateTph = generateTph(javaTXCompiler);
+
+		System.out.println(generateTph);
+		
+		assertThat("Number of TPH is 4", 4, CoreMatchers.is(generateTph.size()));
+	}
+
+	@Test
+	public void testGeneratedConstraints () throws ClassNotFoundException, IOException {
+		System.out.println("\n--------- Test Generate Constraints --------------\n");
+
+		JavaTXCompilerWildcards javaTXCompilerWildcards = getWildcardsCompiler();
+		Map<? extends TypePlaceholder, ? extends RefType> tphMap = javaTXCompilerWildcards.getTphMap();
+		ConstraintSet<Pair> generateConstraints = ConstraintsGenerationUtils.generateConstraints(tphMap);
+
+		System.out.println(generateConstraints);
+
+		int size = 0;
+		for (Set<Constraint<Pair>> l : generateConstraints.getOderConstraints())
+			for (Constraint<Pair> c : l)
+				size += c.size();
+
+		assertThat("Number of Generated Constraints", tphMap.size() * 3, CoreMatchers.is(size));
+	}
+
+	@Test
+	public void testCombinedConstraints () throws ClassNotFoundException, IOException {
+		System.out.println("\n--------- Test Combined Constraints --------------\n");
+
+		JavaTXCompilerWildcards javaTXCompilerWildcards = getWildcardsCompiler();
+		ConstraintSet<Pair> constraints = javaTXCompilerWildcards.getConstraints();
+
+		System.out.println(constraints);
+	}
+
+	@Test
+	public void testTypeInference () throws ClassNotFoundException, IOException {
+		JavaTXCompilerWildcards wildcardsCompiler = getWildcardsCompiler();
+		List<ResultSet> typeInference = wildcardsCompiler.typeInference();
+
+		System.out.println(typeInference);
+	}
+}