using Xunit; using backend; public class QueryParameterValidatorsTests { [Theory] [InlineData("Star Wars", true)] [InlineData("", false)] [InlineData(null, false)] public void IsValidS_ShouldReturnExpectedResult(string input, bool expectedResult) { bool result = QueryParameterValidators.IsValidS(input); Assert.Equal(expectedResult, result); } // Add more tests for other validators }