public void ParseShape_ShouldGetAMapPolygonWithNoNameNorShortName()
{
//Arrange
string shapeWktText = geoPolygon;
WKTShape shape = new WKTShape();
shape.WKT = shapeWktText;
shape.Fields = new System.Collections.Generic.Dictionary <string, string>();
shape.Fields.Add("NotARegionNorLocalAuthority", "Test value");
WktParser parser = new WktParser();
//Act
parser.ParseShape(shape, "localauthoritylayer");
//Assert
Assert.IsTrue(parser.MapPolygons.Count() == 1, "Should return 1 Polygon");
Assert.IsTrue(parser.MapLines.Count() == 0, "Should be 0 Lines");
Assert.IsTrue(parser.MapPoints.Count() == 0, "Should be 0 Points");
Assert.IsTrue(string.IsNullOrEmpty(parser.MapPolygons[0].Name), "Name should not be set");
Assert.IsTrue(parser.MapPolygons[0].ShortName == null, "ShortName should not be set");
Assert.IsTrue(parser.MapPolygons[0].MaxValue == 0, "MaxValue was not 0");
Assert.IsTrue(parser.MapPolygons[0].Value == 0, "Value was not 0");
Assert.IsTrue(parser.MapPolygons[0].Percent == 0, "Percent was not 0");
}
public void ParseShape_ShouldGetAMapPolygonWithNameAndShortName()
{
//Arrange
string shapeWktText = geoPolygon;
WKTShape shape = new WKTShape();
shape.WKT = shapeWktText;
shape.Fields = new System.Collections.Generic.Dictionary <string, string>();
shape.Fields.Add("lanamepc", "Rotherham");
WktParser parser = new WktParser();
//Act
parser.ParseShape(shape, "localauthoritylayer");
//Assert
Assert.IsTrue(parser.MapPolygons.Count() == 1, "Should return 1 Polygon");
Assert.IsTrue(parser.MapLines.Count() == 0, "Should be 0 Lines");
Assert.IsTrue(parser.MapPoints.Count() == 0, "Should be 0 Points");
Assert.IsTrue(parser.MapPolygons[0].Name == "lanamepc:Rotherham\n", "Name has not been set correctly");
Assert.IsTrue(parser.MapPolygons[0].ShortName == "Rotherham", "ShortName has not been set corectly");
Assert.IsTrue(parser.MapPolygons[0].MaxValue == 0, "MaxValue was not 0");
Assert.IsTrue(parser.MapPolygons[0].Value == 0, "Value was not 0");
Assert.IsTrue(parser.MapPolygons[0].Percent == 0, "Percent was not 0");
}
// Not using ExpectedException attribute as it appears to be frowned upon.
public void ParseShape_ShouldGetAnException()
{
//Arrange
string shapeWktText = "This is not WKT";
WKTShape shape = new WKTShape();
shape.WKT = shapeWktText;
WktParser parser = new WktParser();
try
{
//Act
parser.ParseShape(shape, null);
}
catch (Exception ex)
{
//Assert
Assert.IsTrue(ex.GetType() == typeof(ArgumentOutOfRangeException), "Expected exception of type " + typeof(ArgumentOutOfRangeException) + " but type of " + ex.GetType() + " was thrown instead.");
return;
}
//Assert
Assert.Fail("Expected exception of type " + typeof(ArgumentOutOfRangeException) + " but no exception was thrown.");
}
public void ParseShape_ShouldGetAMapPointMapLineAndAMapPolygon()
{
//Arrange
string shapeWktText = geoGeomCollection;
WKTShape shape = new WKTShape();
shape.WKT = shapeWktText;
shape.Fields = new System.Collections.Generic.Dictionary <string, string>();
shape.Fields.Add("region", "Cornwall");
WktParser parser = new WktParser();
//Act
parser.ParseShape(shape, "localauthoritylayer");
//Assert
Assert.IsTrue(parser.MapPolygons.Count() == 1, "Should return 1 Polygon");
Assert.IsTrue(parser.MapLines.Count() == 1, "Should be 1 Line");
Assert.IsTrue(parser.MapPoints.Count() == 1, "Should be 1 Point");
Assert.IsTrue(parser.MapPolygons[0].Name == "region:Cornwall\n", "Name has not been set correctly");
Assert.IsTrue(parser.MapPolygons[0].ShortName == "Cornwall", "ShortName has not been set corectly");
Assert.IsTrue(parser.MapPolygons[0].MaxValue == 0, "MaxValue was not 0");
Assert.IsTrue(parser.MapPolygons[0].Value == 0, "Value was not 0");
Assert.IsTrue(parser.MapPolygons[0].Percent == 0, "Percent was not 0");
}
public void ParseShape_ShouldGetAMapLine()
{
//Arrange
string shapeWktText = geoLine;
WKTShape shape = new WKTShape();
shape.WKT = shapeWktText;
WktParser parser = new WktParser();
//Act
parser.ParseShape(shape, null);
//Assert
Assert.IsTrue(parser.MapPolygons.Count() == 0);
Assert.IsTrue(parser.MapLines.Count() == 1);
Assert.IsTrue(parser.MapPoints.Count() == 0);
}
public virtual void ParseShape(WKTShape shapeToParse, string layer)
{
mapLines.Clear();
mapPoints.Clear();
mapPolygons.Clear();
StringBuilder label = new StringBuilder();
string shortName = null;
try
{
if (null != layer && layer.ToLower() == "localauthoritylayer")
{
//build attribute list for display as tooltip
foreach (KeyValuePair <string, string> field in shapeToParse.Fields)
{
if (field.Key.ToLower() == "lanamepc" || field.Key.ToLower() == "region")
{
shortName = field.Value;
label.Append(field.Key + ":" + field.Value + "\n");
}
}
}
string shape = shapeToParse.WKT.Substring(0, shapeToParse.WKT.IndexOf("(")).Trim();
string shapegeo = shapeToParse.WKT.Substring(shapeToParse.WKT.IndexOf("(")).Trim(new char[] { '(', ')' });
switch (shape)
{
case "GEOMETRYCOLLECTION":
{
DrawGeometryCollection(shapegeo, label.ToString(), shortName);
break;
}
case "POINT":
case "MULTIPOINT":
{
DrawPoints(shapegeo);
break;
}
case "LINESTRING":
case "MULTILINESTRING":
{
DrawLinestrings(shapegeo);
break;
}
case "POLYGON":
case "MULTIPOLYGON":
{
DrawPolygons(shapegeo, label.ToString(), shortName);
break;
}
}
}
catch
{
throw new ArgumentOutOfRangeException("The text supplied was not valid Well Known Text.");
}
}