public void ParameterlessConstructorShouldInitializeEmptyCollection()
{
var pairs = new PropertyOptionPairs();
pairs.Count.Should().Be(0);
pairs.Any().Should().BeFalse();
}
private static TElement CreateElement(ArgKeyValuePairs pairs, PropertyOptionPairs properties)
{
var element = new TElement();
foreach (var pair in pairs)
{
if (!properties.TryFindByOption(pair.Key, out var property))
{
throw new UnboundTokenException(pair.Key);
}
var parsedValue = pair.Value.Parse(property.PropertyType);
property.SetValue(element, parsedValue);
}
return(element);
}
public void MethodTryFindByOptionShouldReturnFalseAndOutputNullWhenKeyIsNotFound(string[] options, string searchTerm)
{
var propertyName = nameof(PropertyOptionPair.Option);
var property = typeof(PropertyOptionPair).GetProperty(propertyName);
var collection = new List <PropertyOptionPair>();
foreach (var option in options)
{
collection.Add(new PropertyOptionPair(property, option));
}
var pairs = new PropertyOptionPairs(collection);
pairs.Count.Should().Be(collection.Count);
var found = pairs.TryFindByOption(searchTerm, out var output);
found.Should().BeFalse();
output.Should().BeNull();
}
private static PropertyOptionPairs GetPropertyOptionPairs()
{
var query =
from property in typeof(TElement).GetProperties()
from propertyAttribute in property.GetCustomAttributes()
where propertyAttribute is IOptionAttribute
let optionAttribute = propertyAttribute as IOptionAttribute
let option = optionAttribute.GetValue()
select new PropertyOptionPair(property, option);
var collection = new PropertyOptionPairs(query);
var duplicated = collection.GetDuplicatedOptions();
if (duplicated.Any())
{
throw new DuplicatedOptionsException(duplicated);
}
return(collection);
}
public void CollectionConstructorShouldInitializeWithGivenCollection(params string[] options)
{
var propertyName = nameof(PropertyOptionPair.Option);
var property = typeof(PropertyOptionPair).GetProperty(propertyName);
var collection = new List <PropertyOptionPair>();
foreach (var option in options)
{
collection.Add(new PropertyOptionPair(property, option));
}
var pairs = new PropertyOptionPairs(collection);
pairs.Count.Should().Be(collection.Count);
pairs.Any().Should().BeTrue();
for (var i = 0; i < pairs.Count; i++)
{
var pair = pairs[i];
pair.Option.Should().Be(options[i]);
pair.Property.Should().BeSameAs(property);
pair.Should().BeSameAs(collection[i]);
}
}
