ValidParenthesesTest.java

import org.example.problems.valid_parentheses.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 ValidParenthesesTest {

 private static Stream<Arguments> provideCases() {
 return Stream.of(
 Arguments.of("()", true),
 Arguments.of("()[]{}", true),
 Arguments.of("(]", false),
 Arguments.of("([)]", false),
 Arguments.of("([]){}", true)
 );
 }

 @ParameterizedTest
 @MethodSource("provideCases")
 public void test(String s, boolean expected) {
 Solution solution = new Solution();
 Assertions.assertSame(expected, solution.isValid(s));
 }
}