/*
 *	Karinto Library Project
 *
 *	This software is distributed under a zlib-style license.
 *	See license.txt for more information.
 */

using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
using System.Data;
using System.IO;
using Karinto;
using Karinto.Xml;
using NUnit.Framework;

namespace KarintoTest
{
    [TestFixture]
    public class CsvWriterTest
    {

        [Test]
        public void XY2chData()
        {
            File.Delete("Resources/d_d_d_out.csv");
            
            CsvReader<Data.XY2ChDataTable> reader = 
                                        new CsvReader<Data.XY2ChDataTable>();
            Data.XY2ChDataTable source = reader.Read("Resources/d_d_d.csv");

            CsvWriter<Data.XY2ChDataTable> writer =
                                        new CsvWriter<Data.XY2ChDataTable>();
            writer.Write("Resources/d_d_d_out.csv", source);

            Data.XY2ChDataTable table = reader.Read("Resources/d_d_d_out.csv");

            Assert.AreEqual("X", table.XColumn.Caption);
            Assert.AreEqual("Y1", table.Y1Column.Caption);
            Assert.AreEqual("Y2", table.Y2Column.Caption);

            Assert.AreEqual(0.0, table[0].X);
            Assert.AreEqual(5.0, table[50].X);
            Assert.AreEqual(10.0, table[100].X);

            Assert.AreEqual(0.0, table[0].Y1);
            Assert.AreEqual(0.0, table[50].Y1);
            Assert.AreEqual(0.0, table[100].Y1);

            Assert.AreEqual(0.0, table[0].Y2);
            Assert.AreEqual(1.0, table[50].Y2);
            Assert.AreEqual(0.0, table[100].Y2);

        }

        [Test]
        public void XY2chDataWithCaption()
        {
            File.Delete("Resources/d_d_d_out.csv");

            CsvReader<Data.XY2ChDataTable> reader =
                                        new CsvReader<Data.XY2ChDataTable>();
            Data.XY2ChDataTable source = reader.Read("Resources/d_d_d.csv");

            CsvWriter<Data.XY2ChDataTable> writer =
                                        new CsvWriter<Data.XY2ChDataTable>();
            writer.WriteWithCaption("Resources/d_d_d_out.csv", source);

            Data.XY2ChDataTable table = reader.Read("Resources/d_d_d_out.csv");

            Assert.AreEqual("Header1", table.XColumn.Caption);
            Assert.AreEqual("Header2", table.Y1Column.Caption);
            Assert.AreEqual("Header3", table.Y2Column.Caption);

            Assert.AreEqual(0.0, table[0].X);
            Assert.AreEqual(5.0, table[50].X);
            Assert.AreEqual(10.0, table[100].X);

            Assert.AreEqual(0.0, table[0].Y1);
            Assert.AreEqual(0.0, table[50].Y1);
            Assert.AreEqual(0.0, table[100].Y1);

            Assert.AreEqual(0.0, table[0].Y2);
            Assert.AreEqual(1.0, table[50].Y2);
            Assert.AreEqual(0.0, table[100].Y2);

        }

        [Test]
        public void XY1chData()
        {
            File.Delete("Resources/d_d_d_out.csv");

            CsvReader<Data.XY1ChDataTable> reader =
                                        new CsvReader<Data.XY1ChDataTable>();
            Data.XY1ChDataTable table = reader.Read("Resources/d_d_d.csv");

            Assert.AreEqual("Header1", table.XColumn.Caption);
            Assert.AreEqual("Header2", table.YColumn.Caption);

            Assert.AreEqual(0.0, table[0].X);
            Assert.AreEqual(5.0, table[50].X);
            Assert.AreEqual(10.0, table[100].X);

            Assert.AreEqual(0.0, table[0].Y);
            Assert.AreEqual(0.0, table[50].Y);
            Assert.AreEqual(0.0, table[100].Y);
        }

        [Test]
        public void Prototype()
        {

            File.Delete("Resources/d_d_d_out.csv");

            DataTable prototype = new DataTable();
            prototype.Columns.Add("X", typeof(decimal));
            prototype.Columns.Add("Y1", typeof(float));
            prototype.Columns.Add("Y2", typeof(int));

            CsvReader reader = new CsvReader(prototype);
            DataTable source = reader.Read("Resources/d_d_d.csv");

            CsvWriter writer = new CsvWriter(prototype);
            prototype = null;

            writer.WriteWithCaption("Resources/d_d_d_out.csv", source);

            DataTable table = reader.Read("Resources/d_d_d.csv");

            Assert.AreEqual("Header1", table.Columns["X"].Caption);
            Assert.AreEqual("Header2", table.Columns["Y1"].Caption);
            Assert.AreEqual("Header3", table.Columns["Y2"].Caption);

            Assert.AreEqual(0.0m, table.Rows[0]["X"]);
            Assert.AreEqual(5.0m, table.Rows[50]["X"]);
            Assert.AreEqual(10.0m, table.Rows[100]["X"]);

            Assert.AreEqual(0.0f, table.Rows[0]["Y1"]);
            Assert.AreEqual(0.0f, table.Rows[50]["Y1"]);
            Assert.AreEqual(0.0f, table.Rows[100]["Y1"]);

            Assert.AreEqual(0, table.Rows[0]["Y2"]);
            Assert.AreEqual(1, table.Rows[50]["Y2"]);
            Assert.AreEqual(0, table.Rows[100]["Y2"]);
        }
    }
}