import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.not;
import static org.hamcrest.CoreMatchers.nullValue;
+import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.empty;
-import static org.junit.Assert.assertThat;
import org.junit.Test;