/// <summary>
/// Create a scope for a child model
/// </summary>
/// <param name="type">The type.</param>
/// <param name="prefix">The prefix.</param>
/// <param name="modelName">Name of the model.</param>
/// <returns></returns>
private IModelBinderContext CreateForChild(Type type, string prefix, string modelName)
{
var context = new ModelBinderContext(type, modelName, prefix, ValueProvider);
context.RootBinder = RootBinder;
return(context);
}
public void Number_Ok()
{
var provider = new ValueProvider() { Parameters = { new Parameter("code", "404") } };
var context = new ModelBinderContext(typeof(HttpStatusCode), "code", "", provider);
var binder = new EnumModelBinder();
var actual = (HttpStatusCode)binder.Bind(context);
Assert.Equal(HttpStatusCode.NotFound, actual);
}
public void String_Ok()
{
var provider = new ValueProvider() { Parameters = { new Parameter("code", "Forbidden") } };
var context = new ModelBinderContext(typeof(HttpStatusCode), "code", "", provider);
var binder = new EnumModelBinder();
var actual = (HttpStatusCode)binder.Bind(context);
Assert.Equal(HttpStatusCode.Forbidden, actual);
}
public void Bind_IntArray_Gap()
{
var provider = new ValueProvider() { Parameters = { new Parameter("ages[2]", "3"), new Parameter("ages[0]", "20") } };
var context = new ModelBinderContext(typeof(int[]), "ages", "", provider);
context.RootBinder = new PrimitiveModelBinder();
var binder = new ArrayModelBinder();
Assert.Throws<ModelBindingException>(() => binder.Bind(context));
}
public void String()
{
var provider = new ValueProvider() { Parameters = { new Parameter("age", "Why do you need to know???") } };
var context = new ModelBinderContext(typeof(string), "age", "", provider);
var binder = new PrimitiveModelBinder();
var actual = (string)binder.Bind(context);
Assert.Equal("Why do you need to know???", actual);
}
public void Int()
{
var provider = new ValueProvider() { Parameters = { new Parameter("age", "3")}};
var context = new ModelBinderContext(typeof(int), "age", "", provider);
var binder = new PrimitiveModelBinder();
var actual = (int)binder.Bind(context);
Assert.Equal(3, actual);
}
public void Double()
{
Thread.CurrentThread.CurrentCulture = new CultureInfo(1033);
var provider = new ValueProvider() { Parameters = { new Parameter("age", "3.5") } };
var context = new ModelBinderContext(typeof(double), "age", "", provider);
var binder = new PrimitiveModelBinder();
var actual = (double)binder.Bind(context);
Assert.Equal(3.5, actual);
}
public void Bind_IntArray_Index()
{
var provider = new ValueProvider() { Parameters = { new Parameter("ages[1]", "3"), new Parameter("ages[0]", "20") } };
var context = new ModelBinderContext(typeof(int[]), "ages", "", provider);
context.RootBinder = new PrimitiveModelBinder();
var binder = new ArrayModelBinder();
var actual = (int[])binder.Bind(context);
Assert.NotNull(actual);
Assert.Equal(3, actual[1]);
Assert.Equal(20, actual[0]);
}
public void NoPublicDefaultConstructor()
{
var provider = new ValueProvider
{
Parameters =
{
new Parameter("user.FirstName", "jonas"),
}
};
var mapper = new ModelMapper();
mapper.Clear();
mapper.AddBinder(new PrimitiveModelBinder());
var context = new ModelBinderContext(typeof(Test), "user", "", provider) { RootBinder = mapper };
var binder = new ClassBinder();
Assert.Throws<ModelBindingException>(() => binder.Bind(context));
}
public void InvalidFieldType()
{
var provider = new ValueProvider
{
Parameters =
{
new Parameter("user.FirstName", "jonas"),
new Parameter("user.Age", "arne")
}
};
var mapper = new ModelMapper();
mapper.Clear();
mapper.AddBinder(new PrimitiveModelBinder());
var context = new ModelBinderContext(typeof(UserViewModel), "user", "", provider) { RootBinder = mapper };
var binder = new ClassBinder();
Assert.Throws<ModelBindingException>(() => binder.Bind(context));
}
public void UnknownField()
{
var provider = new ValueProvider
{
Parameters =
{
new Parameter("user.FirstName", "jonas"),
new Parameter("user.NotInventedHere", "23")
}
};
var mapper = new ModelMapper();
mapper.Clear();
mapper.AddBinder(new PrimitiveModelBinder());
var context = new ModelBinderContext(typeof(UserViewModel), "user", "", provider) { RootBinder = mapper };
var binder = new ClassBinder();
var actual = (UserViewModel)binder.Bind(context);
Assert.Equal("jonas", actual.FirstName);
}
public T Bind <T>(IHttpRequest request, string name)
{
var provider = new RequestValueProvider(request);
if (!string.IsNullOrEmpty(name))
{
var context = new ModelBinderContext(typeof(T), name, "", provider);
context.RootBinder = this;
foreach (var modelBinder in _binders)
{
if (modelBinder.CanBind(context))
{
return((T)modelBinder.Bind(context));
}
}
return(default(T));
}
if (typeof(IEnumerable).IsAssignableFrom(typeof(T)))
{
throw new InvalidOperationException("did not expect IEnumerable implementations without a name in the binder.");
}
var model = Activator.CreateInstance(typeof(T));
foreach (var property in model.GetType().GetProperties())
{
var context = new ModelBinderContext(property.PropertyType, property.Name, "", provider);
context.RootBinder = this;
foreach (var modelBinder in _binders)
{
if (modelBinder.CanBind(context))
{
var value = modelBinder.Bind(context);
property.SetValue(model, value, null);
break;
}
}
}
return((T)model);
}
public void Bind_ViewModelArray_Index()
{
var provider = new ValueProvider
{
Parameters =
{
new Parameter("user[1].FirstName", "jonas"),
new Parameter("user[0].FirstName", "Arne"),
new Parameter("user[0].Age", "32"),
new Parameter("user[1].Age", "23")
}
};
var mapper = new ModelMapper();
mapper.Clear();
mapper.AddBinder(new PrimitiveModelBinder());
mapper.AddBinder(new ClassBinder());
var context = new ModelBinderContext(typeof(UserViewModel[]), "user", "", provider) {RootBinder = mapper};
var binder = new ArrayModelBinder();
var actual = (UserViewModel[])binder.Bind(context);
Assert.NotNull(actual);
Assert.Equal("jonas", actual[1].FirstName);
Assert.Equal("Arne", actual[0].FirstName);
Assert.Equal(23, actual[1].Age);
Assert.Equal(32, actual[0].Age);
}
public void Bind_ViewModelArray_Gap()
{
var provider = new ValueProvider
{
Parameters =
{
new Parameter("user[1].FirstName", "jonas"),
new Parameter("user[3].FirstName", "Arne"),
new Parameter("user[0].Age", "32"),
new Parameter("user[1].Age", "23")
}
};
var mapper = new ModelMapper();
mapper.Clear();
mapper.AddBinder(new PrimitiveModelBinder());
mapper.AddBinder(new ClassBinder());
var context = new ModelBinderContext(typeof(UserViewModel[]), "user", "", provider) { RootBinder = mapper };
var binder = new ArrayModelBinder();
Assert.Throws<ModelBindingException>(() => binder.Bind(context));
}
/// <summary>
/// Create a scope for a child model
/// </summary>
/// <param name="type">The type.</param>
/// <param name="prefix">The prefix.</param>
/// <param name="modelName">Name of the model.</param>
/// <returns></returns>
private IModelBinderContext CreateForChild(Type type, string prefix, string modelName)
{
var context = new ModelBinderContext(type, modelName, prefix, ValueProvider);
context.RootBinder = RootBinder;
return context;
}
