using BasicProgramming;

namespace BasicProgrammingTests;

public class LoopsTests
{
    Loops loops = new Loops();

    [Fact]
    public void MultiplicationTable()
    {
        var expected = new List<List<int>>
        {
            new List<int> { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
            new List<int> { 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 },
            new List<int> { 3, 6, 9, 12, 15, 18, 21, 24, 27, 30 },
            new List<int> { 4, 8, 12, 16, 20, 24, 28, 32, 36, 40 },
            new List<int> { 5, 10, 15, 20, 25, 30, 35, 40, 45, 50 },
            new List<int> { 6, 12, 18, 24, 30, 36, 42, 48, 54, 60 },
            new List<int> { 7, 14, 21, 28, 35, 42, 49, 56, 63, 70 },
            new List<int> { 8, 16, 24, 32, 40, 48, 56, 64, 72, 80 },
            new List<int> { 9, 18, 27, 36, 45, 54, 63, 72, 81, 90 },
            new List<int> { 10, 20, 30, 40, 50, 60, 70, 80, 90, 100 }
        };

        Assert.Equal(expected, loops.MultiplicationTable(10, 10));
    }

    [Theory]
    [InlineData(291, new int[] { 190, 291, 145, 209, 280, 200 })]
    [InlineData(-2, new int[] { -9, -2, -7, -8, -4 })]
    public void TheBiggestNumber(int expected, int[] a)
    {
        Assert.Equal(expected, loops.TheBiggestNumber(a.ToList()));
    }

    [Theory]
    [InlineData(1, new int[] { 8, 2, 5, 7, 9, 0, 7, 7, 3, 1 })]
    [InlineData(3, new int[] { 9, 4, 5, 3, 7, 7, 7, 3, 2, 5, 7, 7 })]
    public void Two7sNextToEachOther(int expected, int[] a)
    {
        Assert.Equal(expected, loops.Two7sNextToEachOther(a.ToList()));
    }

    [Theory]
    [InlineData(true, new int[] { 45, 23, 44, 68, 65, 70, 80, 81, 82 })]
    [InlineData(false, new int[] { 7, 3, 5, 8, 9, 3, 1, 4 })]
    public void ThreeIncreasingAdjacent(bool expected, int[] a)
    {
        Assert.Equal(expected, loops.ThreeIncreasingAdjacent(a.ToList()));
    }

    [Theory]
    [InlineData(new int[] {2, 3, 5, 7, 11, 13, 17, 19, 23, 29}, 30)]
    public void SieveOfEratosthenes(int[] expected, int a)
    {
        Assert.Equal(expected.ToList(), loops.SieveOfEratosthenes(a));
    }

    [Theory]
    [InlineData("abc", "##abc##def")]
    [InlineData("", "12####78")]
    [InlineData("", "gar##d#en")]
    [InlineData("--", "++##--##++")]
    public void ExtractString(string expected, string a)
    {
        Assert.Equal(expected, loops.ExtractString(a));
    }

    [Theory]
    [InlineData("defghijklmnopqrs", "ds")]
    [InlineData("opqr", "or")]
    public void FullSequenceOfLetters(string expected, string a)
    {
        Assert.Equal(expected, loops.FullSequenceOfLetters(a));
    }

    [Theory]
    [InlineData("Sum: 2156, Average: 38,5", 11, 66)]
    [InlineData("Sum: -55, Average: -5", -10, 0)]
    public void SumAndAverage(string expected, int a, int b)
    {
        Assert.Equal(expected, loops.SumAndAverage(a, b));
    }

    [Fact]
    public void DrawTriangle()
    {
        Assert.Equal(
@"         *
        ***
       *****
      *******
     *********
    ***********
   *************
  ***************
 *****************
*******************", loops.DrawTriangle(10));
    }

    [Theory]
    [InlineData(-8, -2, 3)]
    [InlineData(3125, 5, 5)]
    public void ToThePowerOf(int expected, int a, int b)
    {
        Assert.Equal(expected, loops.ToThePowerOf(a, b));
    }
}