public void ParseNullOrEmptyValue()
{
PercentFormatter fmt = new PercentFormatter();
Assert.AreEqual(0, fmt.Parse(null));
Assert.IsTrue(fmt.Parse("") is double);
}
public void ParseUsingDefaults()
{
PercentFormatter fmt = new PercentFormatter("en-US");
Assert.AreEqual(0.25, fmt.Parse("25.00 %"));
Assert.AreEqual(0.2534, fmt.Parse("25.34 %"));
fmt = new PercentFormatter("sr-SP-Latn");
Assert.AreEqual(0.25, fmt.Parse("25,00%"));
Assert.AreEqual(0.2534, fmt.Parse("25,34%"));
}
public void FormatUsingDefaults()
{
PercentFormatter fmt = new PercentFormatter("en-US");
Assert.AreEqual("25.00 %", fmt.Format(0.25));
Assert.AreEqual("25.34 %", fmt.Format(0.2534));
fmt = new PercentFormatter("sr-SP-Latn");
Assert.AreEqual("25,00%", fmt.Format(0.25));
Assert.AreEqual("25,34%", fmt.Format(0.2534));
}
public void FormatUsingCustomSettings()
{
PercentFormatter fmt = new PercentFormatter("en-US");
fmt.DecimalDigits = 0;
fmt.PositivePattern = 1;
Assert.AreEqual("25%", fmt.Format(0.25));
Assert.AreEqual("25%", fmt.Format(0.2534));
fmt = new PercentFormatter("sr-SP-Latn");
fmt.DecimalDigits = 1;
Assert.AreEqual("25,0%", fmt.Format(0.25));
Assert.AreEqual("25,3%", fmt.Format(0.2534));
}
public void ParseUsingCustomSettings()
{
PercentFormatter fmt = new PercentFormatter("en-US");
fmt.DecimalDigits = 0;
fmt.PositivePattern = 1;
Assert.AreEqual(0.25, fmt.Parse("25%"));
Assert.AreEqual(0.2534, fmt.Parse("25.34%"));
fmt = new PercentFormatter("sr-SP-Latn");
fmt.DecimalDigits = 1;
Assert.AreEqual(0.25, fmt.Parse("25,0%"));
Assert.AreEqual(0.253, fmt.Parse("25,3%"));
}
public void FormatNonNumber()
{
PercentFormatter fmt = new PercentFormatter();
Assert.Throws <ArgumentException>(() => fmt.Format("not a number"));
}
public void FormatNullValue()
{
PercentFormatter fmt = new PercentFormatter();
Assert.Throws <ArgumentNullException>(() => fmt.Format(null));
}