/***
* BaCon does not support Write (as opposed to WriteLine) because BaCon needs to have full control over the line
* that it is printing on in order for line wrapping to work correctly.
*/
/// <summary>
/// Writes the value to the console using the given options.
/// </summary>
/// <param name="value">The value to write.</param>
/// <param name="color">The color to print the value in. Only works when using the Console.</param>
/// <param name="indent1">Number of spaces to put in front of first line of text.</param>
/// <param name="indentN">Number of spaces to put in front of following lines of text if the value must be wrapped to additional lines.</param>
public static void WriteLine(string value = null, ConsoleColor?color = null, string indent1 = "", string indentN = "")
{
if (value.IsEmpty())
{
(Out ?? Console.Out).WriteLine();
return;
}
using (var clr = new BaConColor(color ?? Console.ForegroundColor))
{
var displayVal = value;
if (indent1.HasValue())
{
displayVal = indent1 + displayVal;
}
var options = new StringWrapOptions()
{
MaxWidth = ConsoleWidth, TabWidth = ConsoleTabWidth, Prefix = indentN
};
displayVal = displayVal.Wrap(options);
(Out ?? Console.Out).WriteLine(displayVal);
}
}
public void WrapWithTabTest()
{
var options = new StringWrapOptions()
{
MaxWidth = 12, TabWidth = 4
};
var actual = "\tWhat about this?".Wrap(options);
Assert.AreEqual("\tWhat\r\nabout this?", actual);
options.Prefix = "\t";
actual = "\tWhat about this?".Wrap(options);
Assert.AreEqual("\tWhat\r\n\tabout\r\n\tthis?", actual);
options = new StringWrapOptions()
{
MaxWidth = 20, TabWidth = 4
};
actual = "Do\tsomething\twith\tinternal\ttabs.".Wrap(options);
Assert.AreEqual("Do\tsomething\twith\r\ninternal\ttabs.", actual);
options = new StringWrapOptions()
{
MaxWidth = 9, TabWidth = 8
};
actual = "123456789\n1\t9 123456789".Wrap(options);
Assert.AreEqual("123456789\r\n1\t9\r\n123456789", actual);
}
public void WrapWithPrefixTest()
{
var options = new StringWrapOptions()
{
MaxWidth = 10, TabWidth = 4, Prefix = " >> "
};
var expected = "This is a\r\n >> test\r\n >> of the\r\n >> emerge\r\n >> ncy\r\n >> broadc\r\n >> ast\r\n >> system\r\n >> .";
var actual = "This is a test of the emergency broadcast system.".Wrap(options);
Assert.AreEqual(expected, actual);
}
public void BaConErrorTest()
{
// This is an error we are getting in the help for the sample console app.
// It was adding an extra, blank line to the output.
var str = @"/Name <String> REQUIRED
The name of the person.
The field Name must be a string with a minimum length of 2 and a maximum length of 20." ;
var expected = Normalize(@"/Name <String> REQUIRED
The name of the person.
The field Name must be a string with a minimum
length of 2 and a maximum length of 20." );
var options = new StringWrapOptions()
{
MaxWidth = 59, TabWidth = 8, Prefix = "\t"
};
var actual = Normalize(str.Wrap(options));
Assert.AreEqual(expected, actual);
}