added InterfaceDeclarationTest

src/test/java/org/jd/core/v1/model/javasyntax/declaration/InterfaceDeclarationTest.java

@@ -0,0 +1,51 @@
+package org.jd.core.v1.model.javasyntax.declaration;
+
+import org.apache.bcel.Const;
+import org.jd.core.v1.model.javasyntax.type.ObjectType;
+import org.jd.core.v1.model.javasyntax.type.Types;
+import org.jd.core.v1.service.converter.classfiletojavasyntax.visitor.TestDeclarationVisitor;
+import org.jd.core.v1.util.StringConstants;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+public class InterfaceDeclarationTest {
+
+    private InterfaceDeclaration interfaceDeclaration;
+    private TestDeclarationVisitor visitor;
+
+    @Before
+    public void setUp() {
+        ObjectType cloneableType = new ObjectType(StringConstants.JAVA_LANG_CLONEABLE, "java.lang.Cloneable", "Cloneable");
+        ObjectType stringType = new ObjectType(StringConstants.JAVA_LANG_STRING, "java.lang.String", "String");
+        ObjectType listType = new ObjectType("java/util/List", "java.util.List", "List", stringType);
+
+        interfaceDeclaration = new InterfaceDeclaration(
+            Const.ACC_PUBLIC,
+            "org/jd/core/v1/service/test/InterfaceTest",
+            "InterfaceTest",
+            new Types(listType, cloneableType)
+        );
+
+        visitor = new TestDeclarationVisitor();
+    }
+
+    @Test
+    public void testInterfaceDeclaration() {
+        // Act
+        interfaceDeclaration.accept(visitor);
+
+        // Assert
+        assertEquals(1, visitor.getInterfaceDeclarationCount());
+        assertNull(interfaceDeclaration.getTypeParameters());
+        assertEquals(2, ((Types)interfaceDeclaration.getInterfaces()).size());
+    }
+
+    @Test
+    public void testToString() {
+        // Act & Assert
+        assertEquals("InterfaceDeclaration{org/jd/core/v1/service/test/InterfaceTest}", interfaceDeclaration.toString());
+    }
+}