public void ParseElevationSample()
{
string expression = @"name ++ ""sdsd"" ++ ele ""($1f $elevation)""";
LabelExpressionParser parser = new LabelExpressionParser();
LabelExpression parsedExpression = parser.Parse(expression, 0);
int i = 0;
Assert.IsInstanceOfType(typeof(OsmKeyLabelExpressionElement), parsedExpression.Elements [i]);
OsmKeyLabelExpressionElement osmKeyLabelExpressionElement = (OsmKeyLabelExpressionElement)parsedExpression.Elements[i++];
Assert.AreEqual("name", osmKeyLabelExpressionElement.KeyName);
Assert.IsNull(osmKeyLabelExpressionElement.ConditionalElement);
Assert.IsInstanceOfType(typeof(FormatLabelExpressionElement), parsedExpression.Elements [i]);
FormatLabelExpressionElement formatLabelExpressionElement = (FormatLabelExpressionElement)parsedExpression.Elements[i++];
Assert.AreEqual("sdsd", formatLabelExpressionElement.Format);
Assert.IsInstanceOfType(typeof(OsmKeyLabelExpressionElement), parsedExpression.Elements [i]);
osmKeyLabelExpressionElement = (OsmKeyLabelExpressionElement)parsedExpression.Elements[i++];
Assert.AreEqual("ele", osmKeyLabelExpressionElement.KeyName);
Assert.IsInstanceOfType(typeof(FormatLabelExpressionElement), osmKeyLabelExpressionElement.ConditionalElement);
formatLabelExpressionElement = (FormatLabelExpressionElement)osmKeyLabelExpressionElement.ConditionalElement;
Assert.AreEqual("($1f $elevation)", formatLabelExpressionElement.Format);
}
public void ParseRelationLabel()
{
string expression = @"relation:name";
LabelExpressionParser parser = new LabelExpressionParser();
LabelExpression parsedExpression = parser.Parse(expression, 0);
int i = 0;
Assert.IsInstanceOfType(typeof(OsmKeyLabelExpressionElement), parsedExpression.Elements[i]);
OsmKeyLabelExpressionElement osmKeyLabelExpressionElement = (OsmKeyLabelExpressionElement)parsedExpression.Elements[i++];
Assert.AreEqual("relation:name", osmKeyLabelExpressionElement.KeyName);
Assert.IsNull(osmKeyLabelExpressionElement.ConditionalElement);
}
