public void ConstructorAllowsTemplateToBeNull()
{
var target = new StringReplaceTemplateProcessor <object>(
template: null,
placeholderProcessors: new Dictionary <string, Func <object, string> >());
var result = target.Process(new object());
Assert.Null(result);
}
public void ReplacesPlaceholders(string template, string placeholder, string substitution, string expectedResult)
{
var target = new StringReplaceTemplateProcessor <object>(template, new Dictionary <string, Func <object, string> > {
{ placeholder, _ => substitution }
});
var result = target.Process(input: null);
Assert.Equal(expectedResult, result);
}
public void CallsThePlaceholderProcessor(string template)
{
var inputObject = new object();
bool called = false;
var target = new StringReplaceTemplateProcessor <object>(
template: template,
placeholderProcessors: new Dictionary <string, Func <object, string> >
{
{ "ph", data => { Assert.Same(inputObject, data); called = true; return("123"); } }
});
target.Process(inputObject);
Assert.True(called);
}
public void ReplacesMultiplePlaceholders(int number)
{
string template = "Start";
string expectedResult = template;
var processors = new Dictionary <string, Func <object, string> >();
for (var index = 0; index < number; ++index)
{
var placeholder = GeneratePlaceholder(index);
template += placeholder;
var value = index.ToString();
processors.Add(placeholder, _ => value);
expectedResult += value;
}
var target = new StringReplaceTemplateProcessor <object>(template, processors);
var result = target.Process(null);
Assert.Equal(expectedResult, result);
}