public void FormatUsingCustomSettings()
{
FloatFormatter fmt = new FloatFormatter("{0:e3}", "en-US");
Assert.AreEqual("1.234e+003", fmt.Format(1234));
Assert.AreEqual("-1.234e+003", fmt.Format(-1234));
Assert.AreEqual("1.235e+003", fmt.Format(1234.56));
Assert.AreEqual("-1.235e+003", fmt.Format(-1234.56));
}
public void FormatUsingDefaults()
{
FloatFormatter fmt = new FloatFormatter(FloatFormatter.DefaultFormat, "en-US");
Assert.AreEqual("1234.00", fmt.Format(1234));
Assert.AreEqual("-1234.00", fmt.Format(-1234));
fmt = new FloatFormatter(FloatFormatter.DefaultFormat, "sr-SP-Latn");
Assert.AreEqual("1234,00", fmt.Format(1234));
Assert.AreEqual("-1234,00", fmt.Format(-1234));
}
public void FormatNonNumber()
{
FloatFormatter fmt = new FloatFormatter();
Assert.Throws <ArgumentException>(() => fmt.Format("not a number"));
}
public void FormatNullValue()
{
FloatFormatter fmt = new FloatFormatter();
Assert.Throws <ArgumentNullException>(() => fmt.Format(null));
}