public async Task BindSimpleCollection_SubBindingSucceeds()
{
// Arrange
var culture = new CultureInfo("fr-FR");
var bindingContext = GetModelBindingContext(new SimpleValueProvider());
bindingContext.OperationBindingContext.ModelBinder = new StubModelBinder(mbc =>
{
Assert.Equal("someName", mbc.ModelName);
mbc.Result = ModelBindingResult.Success(mbc.ModelName, 42);
});
var modelBinder = new CollectionModelBinder <int>();
// Act
var boundCollection = await modelBinder.BindSimpleCollection(
bindingContext,
new ValueProviderResult(new string[] { "0" }));
// Assert
Assert.Equal(new[] { 42 }, boundCollection.Model.ToArray());
}
public async Task BindModel_SimpleCollection_Succeeds(bool isReadOnly)
{
// Arrange
var valueProvider = new SimpleValueProvider
{
{ "someName", new[] { "42", "100", "200" } }
};
var bindingContext = GetModelBindingContext(valueProvider, isReadOnly);
var modelState = bindingContext.ModelState;
var binder = new CollectionModelBinder <int>();
// Act
var result = await binder.BindModelResultAsync(bindingContext);
// Assert
Assert.NotEqual(default(ModelBindingResult), result);
Assert.True(result.IsModelSet);
var list = Assert.IsAssignableFrom <IList <int> >(result.Model);
Assert.Equal(new[] { 42, 100, 200 }, list.ToArray());
}
public async Task CollectionModelBinder_DoesNotCreateCollection_IfNotIsTopLevelObject(string prefix)
{
// Arrange
var binder = new CollectionModelBinder <string>();
var context = CreateContext();
context.ModelName = ModelNames.CreatePropertyModelName(prefix, "ListProperty");
var metadataProvider = context.OperationBindingContext.MetadataProvider;
context.ModelMetadata = metadataProvider.GetMetadataForProperty(
typeof(ModelWithListProperty),
nameof(ModelWithListProperty.ListProperty));
context.ValueProvider = new TestValueProvider(new Dictionary <string, object>());
// Act
var result = await binder.BindModelResultAsync(context);
// Assert
Assert.Equal(default(ModelBindingResult), result);
}
public async Task BindModelAsync_SimpleCollectionWithNullValue_Succeeds()
{
// Arrange
var binder = new CollectionModelBinder <int>();
var valueProvider = new SimpleValueProvider
{
{ "someName", null },
};
var bindingContext = GetModelBindingContext(valueProvider, isReadOnly: false);
var modelState = bindingContext.ModelState;
// Act
var result = await binder.BindModelResultAsync(bindingContext);
// Assert
Assert.NotEqual(default(ModelBindingResult), result);
Assert.True(result.IsModelSet);
Assert.NotNull(result.Model);
var model = Assert.IsType <List <int> >(result.Model);
Assert.Empty(model);
}
public async Task BindComplexCollectionFromIndexes_FiniteIndexes()
{
// Arrange
var valueProvider = new SimpleValueProvider
{
{ "someName[foo]", "42" },
{ "someName[baz]", "200" }
};
var bindingContext = GetModelBindingContext(valueProvider);
var binder = new CollectionModelBinder <int>();
// Act
var collectionResult = await binder.BindComplexCollectionFromIndexes(
bindingContext,
new[] { "foo", "bar", "baz" });
// Assert
Assert.Equal(new[] { 42, 0, 200 }, collectionResult.Model.ToArray());
// This requires a non-default IValidationStrategy
var strategy = Assert.IsType <ExplicitIndexCollectionValidationStrategy>(collectionResult.ValidationStrategy);
Assert.Equal(new[] { "foo", "bar", "baz" }, strategy.ElementKeys);
}
