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// FloatingPointFormatterTest.cs - NUnit Test Cases for the System.FloatingPointFormatter class
//
// Authors:
// Duncan Mak (duncan@ximian.com)
// Atsushi Enomoto (atsushi@ximian.com)
//
// (C) 2003 Ximian, Inc. http://www.ximian.com
// (C) 2004 Novell Inc.
//
using System;
using System.Globalization;
using System.IO;
using System.Threading;
using NUnit.Framework;
namespace MonoTests.System
{
[TestFixture]
public class FloatingPointFormatterTest
{
CultureInfo old_culture;
[SetUp]
public void SetUp ()
{
old_culture = Thread.CurrentThread.CurrentCulture;
Thread.CurrentThread.CurrentCulture = new CultureInfo ("en-US", false);
}
[TearDown]
public void TearDown ()
{
Thread.CurrentThread.CurrentCulture = old_culture;
}
[Test]
public void Format1 ()
{
Assert.AreEqual ("100000000000000", 1.0e+14.ToString (), "F1");
Assert.AreEqual ("1E+15", 1.0e+15.ToString (), "F2");
Assert.AreEqual ("1E+16", 1.0e+16.ToString (), "F3");
Assert.AreEqual ("1E+17", 1.0e+17.ToString (), "F4");
}
[Test]
public void FormatStartsWithDot ()
{
CultureInfo ci = new CultureInfo ("en-US");
double val = 12345.1234567890123456;
string s = val.ToString(".0################;-.0################;0.0", ci);
Assert.AreEqual ("12345.123456789", s, "#1");
s = (-val).ToString(".0################;-.0#######;#########;0.0", ci);
Assert.AreEqual ("-12345.12345679", s, "#2");
s = 0.0.ToString(".0################;-.0#######;+-0", ci);
Assert.AreEqual ("+-0", s, "#3");
}
[Test]
public void PermillePercent ()
{
CultureInfo ci = CultureInfo.InvariantCulture;
Assert.AreEqual ("485.7\u2030", (0.4857).ToString ("###.###\u2030"), "#1");
NumberFormatInfo nfi = new NumberFormatInfo ();
nfi.NegativeSign = "";
nfi.PerMilleSymbol = "m";
nfi.PercentSymbol = "percent";
Assert.AreEqual ("m485.7", 0.4857.ToString ("\u2030###.###", nfi), "#2");
Assert.AreEqual ("485.7m", 0.4857.ToString ("###.###\u2030", nfi), "#3");
Assert.AreEqual ("percent48.57", 0.4857.ToString ("%###.###", nfi), "#4");
Assert.AreEqual ("48.57percent", 0.4857.ToString ("###.###%", nfi), "#5");
}
[Test]
public void LiteralMixed ()
{
CultureInfo ci = CultureInfo.InvariantCulture;
Assert.AreEqual ("test 235", 234.56.ToString ("'test' ###", ci), "#1");
Assert.AreEqual ("235 test", 234.56.ToString ("### 'test'", ci), "#2");
Assert.AreEqual ("234 test.56", 234.56.ToString ("### 'test'.###", ci), "#3");
Assert.AreEqual ("hoge 235", 234.56.ToString ("'hoge' ###", ci), "#1");
Assert.AreEqual ("235 hoge", 234.56.ToString ("### 'hoge'", ci), "#2");
Assert.AreEqual ("234 hoge.56", 234.56.ToString ("### 'hoge'.###", ci), "#3");
}
}
}
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