package com.thealgorithms.Recursion; import static org.junit.jupiter.api.Assertions.assertArrayEquals; import java.util.List; import org.junit.jupiter.api.Test; public final class GenerateSubsetsTest { @Test void subsetRecursionTestOne() { String str = "abc"; String[] expected = new String[] {"abc", "ab", "ac", "a", "bc", "b", "c", ""}; List ans = GenerateSubsets.subsetRecursion(str); assertArrayEquals(ans.toArray(), expected); } @Test void subsetRecursionTestTwo() { String str = "cbf"; String[] expected = new String[] {"cbf", "cb", "cf", "c", "bf", "b", "f", ""}; List ans = GenerateSubsets.subsetRecursion(str); assertArrayEquals(ans.toArray(), expected); } @Test void subsetRecursionTestThree() { String str = "aba"; String[] expected = new String[] {"aba", "ab", "aa", "a", "ba", "b", "a", ""}; List ans = GenerateSubsets.subsetRecursion(str); assertArrayEquals(ans.toArray(), expected); } }