public void ParameterExpand(
string toExpand, string expected,
string[] parametersString)
{
var parameters = new Dictionary <TemplateGenerator.ParameterKey, string>();
string processor, directive, name, value;
for (int i = 0; i < parametersString.Length; ++i)
{
var success = TemplateGenerator.TryParseParameter(parametersString[i], out processor, out directive, out name, out value);
Assert.True(success, $"Invalid test parameter input: {parametersString[i]}");
parameters.Add(new TemplateGenerator.ParameterKey(processor, directive, name), value);
}
var actual = TemplateGenerator.ExpandParameters(toExpand, parameters);
Assert.AreEqual(expected, actual);
}