package org.opendaylight.yangtools.yang.data.impl.schema.tree;
-import static junit.framework.Assert.assertEquals;
-import static junit.framework.TestCase.fail;
-
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.fail;
import org.junit.Before;
import org.junit.Test;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;