using NUnit.Framework;
using StructureHelperCommon.Models.Calculators;

namespace StructureHelperTests.UnitTests.Calcuators
{
    internal class FindParameterTest
    {
        [TestCase(0d, 1d, 0.5d, 0.5d)]
        [TestCase(0d, 10d, 5d, 5d)]
        public void Run_ShouldPass_Valid(double startValue, double EndValue, double predicateValue, double expectedValue)
        {
            //Arrange
            var calculator = new FindParameterCalculator()
            {
                StartValue = startValue,
                EndValue = EndValue,
                Predicate = x => x > predicateValue
            };
            //Act
            calculator.Run();
            var result = calculator.Result as FindParameterResult;
            //Assert
            Assert.NotNull(result);
            Assert.IsTrue(result.IsValid);
            Assert.AreEqual(predicateValue, expectedValue, 0.001d);
        }
        [TestCase(0d, 1d, 5d, 5d, false)]
        [TestCase(0d, 10d, 15d, 15d, false)]
        public void Run_ShouldPass_NotValid(double startValue, double EndValue, double predicateValue, double expectedValue, bool isValid)
        {
            //Arrange
            var calculator = new FindParameterCalculator()
            {
                StartValue = startValue,
                EndValue = EndValue,
                Predicate = x => x > predicateValue
            };
            //Act
            calculator.Run();
            var result = calculator.Result as FindParameterResult;
            //Assert
            Assert.NotNull(result);
            Assert.IsTrue(result.IsValid == isValid);
        }
    }
}