MaximumSubarrayTest.java

import org.example.problems.maximum_subarray.Solution;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import java.util.stream.Stream;

public class MaximumSubarrayTest {
 private static Stream<Arguments> provideCases() {
 return Stream.of(
 Arguments.of(new int[]{-2,1,-3,4,-1,2,1,-5,4}, 6),
 Arguments.of(new int[]{1}, 1),
 Arguments.of(new int[]{5,4,-1,7,8}, 23),
 Arguments.of(new int[]{-2, -1}, -1)
 );
 }

 @ParameterizedTest
 @MethodSource("provideCases")
 public void test(int[] nums, int expected) {
 Solution s = new Solution();
 Assertions.assertSame(expected, s.maxSubArray(nums));
 }
}