package com.baeldung; import static org.junit.jupiter.api.Assertions.*; import java.util.Arrays; import java.util.List; import org.junit.jupiter.api.Disabled; import org.junit.jupiter.api.Test; class FirstUnitTest { @Test void lambdaExpressions() { List numbers = Arrays.asList(1, 2, 3); assertTrue(numbers.stream() .mapToInt(i -> i) .sum() > 5, "Sum should be greater than 5"); } @Disabled("test to show MultipleFailuresError") @Test void groupAssertions() { int[] numbers = { 0, 1, 2, 3, 4 }; assertAll("numbers", () -> assertEquals(numbers[0], 1), () -> assertEquals(numbers[3], 3), () -> assertEquals(numbers[4], 1)); } @Test @Disabled void disabledTest() { assertTrue(false); } }