public ParsingException(
ValueParsingException innerException,
ParsingTarget target,
string name)
: base($"{target.Map()} parsing error. Name: {name}, value: {innerException.Value}.", innerException)
{
Target = target;
Name = name;
Value = innerException.Value;
}
/// <summary>
/// Loads an image from a specified source.
/// </summary>
/// <param name="node">An ansector node to the one that contains the link to the image.</param>
/// <param name="toParse">Specifies the type of a node to load an image from.</param>
/// <returns>A System.Drawing.Image.</returns>
private static Image GetImage(HtmlNode node, ParsingTarget toParse)
{
string imgClass;
switch (toParse)
{
case ParsingTarget.Flag:
imgClass = "thumbborder";
break;
case ParsingTarget.WeaponImage:
imgClass = "thumbimage";
break;
default:
throw new UnexpectedInputException("Unexpected parsing target.");
}
HtmlNode imgNode = node.SelectSingleNode(@"//img[@class='" + imgClass + "']");
if (imgNode == null)
{
if (node.HasChildNodes)
{
imgNode = node.SelectSingleNode(@"//a/img");
}
else
{
return((Image)Image.FromFile(Constants.imgNotFound).Clone());
}
}
string src = (imgNode.Attributes["src"] != null) ? imgNode.Attributes["src"].Value : string.Empty;
if (src == string.Empty)
{
return(null);
}
try
{
using (var wc = new WebClient())
{
using (var imgStream = new MemoryStream(wc.DownloadData("https:" + src)))
{
using (var image = Image.FromStream(imgStream))
{
return(new Bitmap(image));
}
}
}
}
catch (IOException)
{
return(null);
}
}
public static string Map(this ParsingTarget target)
{
switch (target)
{
case ParsingTarget.Argument:
return("argument");
case ParsingTarget.Option:
return("option");
default:
throw new InvalidOperationException(
$"{nameof(ParsingTarget)} to string conversion error. Unknown value: {target}.");
}
}
public void TestWcSettingsConstructorConstraint()
{
// Arrange
ParsingTarget p = new ParsingTarget();
p.fLines = true;
p.fVolume = false;
p.fWords = true;
List <String> expectedFlags = new List <string>()
{
"l", "w"
};
string[] paths = new[] { "firstpath.txt", "secpath.txt" };
//Act
_settings = new wcSettings(p, paths);
// Assert
Assert.AreEqual(expectedFlags, _settings.Flags);
Assert.AreEqual(paths, _settings.Paths);
}
