WritersMaxRecords.cs :  » Persistence-Frameworks » FileHelpers-Library » FileHelpersTests » CommonTests » C# / CSharp Open Source

using System;
using System.IO;
using System.Text;
using FileHelpers;
using NUnit.Framework;

namespace FileHelpersTests.CommonTests{
  [TestFixture]
  public class WritersMaxRecords
  {
    FileHelperEngine engine;

    [Test]
    public void WriteFile()
    {
      engine = new FileHelperEngine(typeof (SampleType));

      SampleType[] res = new SampleType[2];

      res[0] = new SampleType();
      res[1] = new SampleType();

      res[0].Field1 = DateTime.Now.AddDays(1);
      res[0].Field2 = "je";
      res[0].Field3 = 0;

      res[1].Field1 = DateTime.Now;
      res[1].Field2 = "ho";
      res[1].Field3 = 2;

      engine.WriteFile(@"miprueba.txt", res, 1);
      
      res = (SampleType[]) engine.ReadFile(@"miprueba.txt");

      if (File.Exists(@"miprueba.txt"))
        File.Delete(@"miprueba.txt");

      Assert.AreEqual(1, res.Length);

    }


    [Test]
    public void WriteStream()
    {
      engine = new FileHelperEngine(typeof (SampleType));

      SampleType[] res = new SampleType[2];

      res[0] = new SampleType();
      res[1] = new SampleType();

      res[0].Field1 = DateTime.Now.AddDays(1);
      res[0].Field2 = "je";
      res[0].Field3 = 0;

      res[1].Field1 = DateTime.Now;
      res[1].Field2 = "ho";
      res[1].Field3 = 2;

      StringBuilder sb = new StringBuilder();
      StringWriter writer = new StringWriter(sb);
      engine.WriteStream(writer, res, 1);

      Assert.AreEqual(14 + 2, sb.ToString().Length);
      Assert.AreEqual(sb.ToString(0, 8), DateTime.Now.AddDays(1).ToString("ddMMyyyy"));

    }


    [Test]
    public void WriteString()
    {
      engine = new FileHelperEngine(typeof (SampleType));

      SampleType[] res = new SampleType[2];

      res[0] = new SampleType();
      res[1] = new SampleType();

      res[0].Field1 = DateTime.Now.AddDays(1);
      res[0].Field2 = "je";
      res[0].Field3 = 0;

      res[1].Field1 = DateTime.Now;
      res[1].Field2 = "ho";
      res[1].Field3 = 2;

      string resStr = engine.WriteString(res, 1);

      Assert.AreEqual(14 + 2, resStr.Length);
      Assert.AreEqual(resStr.Substring(0, 8), DateTime.Now.AddDays(1).ToString("ddMMyyyy"));

    }


    [Test]
    public void WriteFile2()
    {
      engine = new FileHelperEngine(typeof (SampleType));

      SampleType[] res = new SampleType[2];

      res[0] = new SampleType();
      res[1] = new SampleType();

      res[0].Field1 = DateTime.Now.AddDays(1);
      res[0].Field2 = "je";
      res[0].Field3 = 0;

      res[1].Field1 = DateTime.Now;
      res[1].Field2 = "ho";
      res[1].Field3 = 2;

      engine.WriteFile(@"miprueba.txt", res, -10);
      
      res = (SampleType[]) engine.ReadFile(@"miprueba.txt");

      if (File.Exists(@"miprueba.txt"))
        File.Delete(@"miprueba.txt");

      Assert.AreEqual(2, res.Length);

    }


    [Test]
    public void WriteStream2()
    {
      engine = new FileHelperEngine(typeof (SampleType));

      SampleType[] res = new SampleType[2];

      res[0] = new SampleType();
      res[1] = new SampleType();

      res[0].Field1 = DateTime.Now.AddDays(1);
      res[0].Field2 = "je";
      res[0].Field3 = 0;

      res[1].Field1 = DateTime.Now;
      res[1].Field2 = "ho";
      res[1].Field3 = 2;

      StringBuilder sb = new StringBuilder();
      StringWriter writer = new StringWriter(sb);
      engine.WriteStream(writer, res, -10);

      Assert.AreEqual(14 + 2 + 14 + 2, sb.ToString().Length);
      Assert.AreEqual(sb.ToString(0, 8), DateTime.Now.AddDays(1).ToString("ddMMyyyy"));

    }


    [Test]
    public void WriteString2()
    {
      engine = new FileHelperEngine(typeof (SampleType));

      SampleType[] res = new SampleType[2];

      res[0] = new SampleType();
      res[1] = new SampleType();

      res[0].Field1 = DateTime.Now.AddDays(1);
      res[0].Field2 = "je";
      res[0].Field3 = 0;

      res[1].Field1 = DateTime.Now;
      res[1].Field2 = "ho";
      res[1].Field3 = 2;

      string resStr = engine.WriteString(res, -10);

      Assert.AreEqual(14 + 2 + 14 + 2, resStr.Length);
      Assert.AreEqual(resStr.Substring(0, 8), DateTime.Now.AddDays(1).ToString("ddMMyyyy"));

    }


  }
}