import static com.google.common.truth.Truth.assertThat; public class ExampleTest { @Test public void testAddition() { int result = Calculator.add(2, 3); assertThat(result).isEqualTo(5); } @Test public void testListContains() { List<Integer> numbers = Arrays.asList(1, 2, 3); assertThat(numbers).containsExactly(1, 2, 3).inOrder(); } } groovy dependencies { testImplementation 'com.google.truth:truth:1.1' }