public void GetBinder_ModelMetadataReturnsReadOnly_ReturnsNull()
{
// Arrange
ModelBindingContext bindingContext = new ModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(
null,
typeof(int[])
),
ModelName = "foo",
ValueProvider = new SimpleHttpValueProvider {
{ "foo[0]", "42" },
}
};
bindingContext.ModelMetadata.IsReadOnly = true;
ArrayModelBinderProvider binderProvider = new ArrayModelBinderProvider();
// Act
IModelBinder binder = binderProvider.GetBinder(null, bindingContext.ModelType);
bool bound = binder.BindModel(null, bindingContext);
// Assert
Assert.False(bound);
}
public void GetBinder_ValueProviderDoesNotContainPrefix_ReturnsNull()
{
// Arrange
ModelBindingContext bindingContext = new ModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(int[])),
ModelName = "foo",
ValueProvider = new SimpleHttpValueProvider()
};
ArrayModelBinderProvider binderProvider = new ArrayModelBinderProvider();
// Act
IModelBinder binder = binderProvider.GetBinder(null, bindingContext);
// Assert
Assert.Null(binder);
}
public void GetBinder_ValueProviderDoesNotContainPrefix_ReturnsNull()
{
// Arrange
ModelBindingContext bindingContext = new ModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(int[])),
ModelName = "foo",
ValueProvider = new SimpleHttpValueProvider()
};
ArrayModelBinderProvider binderProvider = new ArrayModelBinderProvider();
// Act
IModelBinder binder = binderProvider.GetBinder(null, bindingContext.ModelType);
bool bound = binder.BindModel(null, bindingContext);
// Assert
Assert.False(bound);
}
public void GetBinder_ModelTypeIsIncorrect_ReturnsNull()
{
// Arrange
ModelBindingContext bindingContext = new ModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(ICollection <int>)),
ModelName = "foo",
ValueProvider = new SimpleHttpValueProvider
{
{ "foo[0]", "42" },
}
};
ArrayModelBinderProvider binderProvider = new ArrayModelBinderProvider();
// Act
IModelBinder binder = binderProvider.GetBinder(null, bindingContext.ModelType);
// Assert
Assert.Null(binder);
}
public void GetBinder_CorrectModelTypeAndValueProviderEntries_ReturnsBinder()
{
// Arrange
ModelBindingContext bindingContext = new ModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(int[])),
ModelName = "foo",
ValueProvider = new SimpleHttpValueProvider
{
{ "foo[0]", "42" },
}
};
ArrayModelBinderProvider binderProvider = new ArrayModelBinderProvider();
// Act
IModelBinder binder = binderProvider.GetBinder(null, bindingContext.ModelType);
// Assert
Assert.IsType <ArrayModelBinder <int> >(binder);
}
public void GetBinder_ModelTypeIsIncorrect_ReturnsNull()
{
// Arrange
ModelBindingContext bindingContext = new ModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(ICollection<int>)),
ModelName = "foo",
ValueProvider = new SimpleHttpValueProvider
{
{ "foo[0]", "42" },
}
};
ArrayModelBinderProvider binderProvider = new ArrayModelBinderProvider();
// Act
IModelBinder binder = binderProvider.GetBinder(null, bindingContext.ModelType);
// Assert
Assert.Null(binder);
}
public void GetBinder_CorrectModelTypeAndValueProviderEntries_ReturnsBinder()
{
// Arrange
ModelBindingContext bindingContext = new ModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(int[])),
ModelName = "foo",
ValueProvider = new SimpleHttpValueProvider
{
{ "foo[0]", "42" },
}
};
ArrayModelBinderProvider binderProvider = new ArrayModelBinderProvider();
// Act
IModelBinder binder = binderProvider.GetBinder(null, bindingContext.ModelType);
// Assert
Assert.IsType<ArrayModelBinder<int>>(binder);
}
public void GetBinder_ModelMetadataReturnsReadOnly_ReturnsNull()
{
// Arrange
ModelBindingContext bindingContext = new ModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(int[])),
ModelName = "foo",
ValueProvider = new SimpleHttpValueProvider
{
{ "foo[0]", "42" },
}
};
bindingContext.ModelMetadata.IsReadOnly = true;
ArrayModelBinderProvider binderProvider = new ArrayModelBinderProvider();
// Act
IModelBinder binder = binderProvider.GetBinder(null, bindingContext);
// Assert
Assert.Null(binder);
}
public void ModelBinderToString_With_CompositeModelBinder_Formats()
{
// Arrange
ModelBinderProvider innerProvider1 = new SimpleModelBinderProvider(typeof(int), () => null);
ModelBinderProvider innerProvider2 = new ArrayModelBinderProvider();
CompositeModelBinderProvider compositeProvider = new CompositeModelBinderProvider(new ModelBinderProvider[] { innerProvider1, innerProvider2 });
string expected = String.Format(
"{0}({1}, {2})",
typeof(CompositeModelBinderProvider).Name,
typeof(SimpleModelBinderProvider).Name,
typeof(ArrayModelBinderProvider).Name);
// Act
string actual = FormattingUtilities.ModelBinderToString(compositeProvider);
// Assert
Assert.Equal(expected, actual);
}