Task IModelBinder.BindModelAsync(ModelBindingContext bindingContext)
{
if (bindingContext == null)
{
throw new ArgumentNullException(nameof(bindingContext));
}
var modelName = bindingContext.ModelName;
// Try to fetch the value of the argument by name
var valueProviderResult = bindingContext.ValueProvider.GetValue(modelName);
if (valueProviderResult == ValueProviderResult.None)
{
return(Task.CompletedTask);
}
bindingContext.ModelState.SetModelValue(modelName, valueProviderResult);
var model = MatrixIndicator.Parse(valueProviderResult.FirstValue);
bindingContext.Model = model;
bindingContext.Result = ModelBindingResult.Success(model);
return(Task.CompletedTask);
}
public void ConvertFromStringTest(string input)
{
var array = new[]
{
new [] { 0, 0, 0, 0, 0, 0, 0 }, // Y = 0
new [] { 0, 0, 1, 0, 1, 1, 1 }, // Y = 1
new [] { 0, 0, 0, 0, 0, 0, 0 }, // Y = 2
new [] { 0, 0, 1, 0, 0, 0, 0 }, // Y = 3
new [] { 0, 0, 1, 0, 0, 0, 0 }, // Y = 4
new [] { 0, 1, 0, 0, 0, 0, 0 }, // Y = 5
new [] { 0, 0, 1, 0, 0, 0, 0 }, // Y = 6
};
var selectFromArray = from j in Enumerable.Range(0, array.Length)
from i in Enumerable.Range(0, array[j].Length)
where array[j][i] > 0
select(I: i, J: j);
var expected = MatrixIndicator.Create(selectFromArray.ToArray(), t => t.I, t => t.J).AsEnumerable(ValueTuple.Create).ToHashSet();
var actual = MatrixIndicator.Parse(input).AsEnumerable(ValueTuple.Create).ToHashSet();
Assert.Equal(expected, actual);
}