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>(CreateIntBinder()); // Act await binder.BindModelAsync(bindingContext); // Assert Assert.True(bindingContext.Result.IsModelSet); var list = Assert.IsAssignableFrom <IList <int> >(bindingContext.Result.Model); Assert.Equal(new[] { 42, 100, 200 }, list.ToArray()); }
public async Task BindComplexCollectionFromIndexes_InfiniteIndexes() { // Arrange var valueProvider = new SimpleValueProvider { { "someName[0]", "42" }, { "someName[1]", "100" }, { "someName[3]", "400" } }; var bindingContext = GetModelBindingContext(valueProvider); var binder = new CollectionModelBinder <int>(CreateIntBinder()); // Act var boundCollection = await binder.BindComplexCollectionFromIndexes(bindingContext, indexNames : null); // Assert Assert.Equal(new[] { 42, 100 }, boundCollection.Model.ToArray()); // This uses the default IValidationStrategy Assert.DoesNotContain(boundCollection, bindingContext.ValidationState.Keys); }
public async Task CollectionModelBinder_CreatesEmptyCollectionAndAddsError_IfIsTopLevelObject() { // Arrange var binder = new CollectionModelBinder <string>( new StubModelBinder(result: ModelBindingResult.Failed()), NullLoggerFactory.Instance, allowValidatingTopLevelNodes: true); var bindingContext = CreateContext(); bindingContext.IsTopLevelObject = true; bindingContext.FieldName = "fieldName"; bindingContext.ModelName = "modelName"; var metadataProvider = new TestModelMetadataProvider(); var parameter = typeof(CollectionModelBinderTest) .GetMethod(nameof(ActionWithListParameter), BindingFlags.Instance | BindingFlags.NonPublic) .GetParameters()[0]; metadataProvider .ForParameter(parameter) .BindingDetails(b => b.IsBindingRequired = true); bindingContext.ModelMetadata = metadataProvider.GetMetadataForParameter(parameter); bindingContext.ValueProvider = new TestValueProvider(new Dictionary <string, object>()); // Act await binder.BindModelAsync(bindingContext); // Assert Assert.Empty(Assert.IsType <List <string> >(bindingContext.Result.Model)); Assert.True(bindingContext.Result.IsModelSet); var keyValuePair = Assert.Single(bindingContext.ModelState); Assert.Equal("modelName", keyValuePair.Key); var error = Assert.Single(keyValuePair.Value.Errors); Assert.Equal("A value for the 'fieldName' parameter or property was not provided.", error.ErrorMessage); }
public async Task BindSimpleCollection_SubBindingSucceeds() { // Arrange var culture = new CultureInfo("fr-FR"); var bindingContext = GetModelBindingContext(new SimpleValueProvider()); var elementBinder = new StubModelBinder(mbc => { Assert.Equal("someName", mbc.ModelName); mbc.Result = ModelBindingResult.Success(42); }); var modelBinder = new CollectionModelBinder <int>(elementBinder, NullLoggerFactory.Instance); // Act var boundCollection = await modelBinder.BindSimpleCollection( bindingContext, new ValueProviderResult(new string[] { "0" })); // Assert Assert.Equal(new[] { 42 }, boundCollection.Model.ToArray()); }
public async Task BindModelAsync_SimpleCollectionWithNullValue_Succeeds() { // Arrange var binder = new CollectionModelBinder <int>(CreateIntBinder()); var valueProvider = new SimpleValueProvider { { "someName", null }, }; var bindingContext = GetModelBindingContext(valueProvider, isReadOnly: false); // 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 BindModel_SimpleCollection_BindingContextModelNonNull_Succeeds(bool isReadOnly) { // Arrange var valueProvider = new SimpleValueProvider { { "someName", new[] { "42", "100", "200" } } }; var bindingContext = GetModelBindingContext(valueProvider, isReadOnly); var modelState = bindingContext.ModelState; var list = new List <int>(); bindingContext.Model = list; var binder = new CollectionModelBinder <int>(CreateIntBinder(), NullLoggerFactory.Instance); // Act await binder.BindModelAsync(bindingContext); // Assert Assert.True(bindingContext.Result.IsModelSet); Assert.Same(list, bindingContext.Result.Model); Assert.Equal(new[] { 42, 100, 200 }, list.ToArray()); }
public async Task CollectionModelBinder_DoesNotCreateCollection_IfNotIsTopLevelObject(string prefix) { // Arrange var binder = new CollectionModelBinder <string>(new StubModelBinder(result: ModelBindingResult.Failed())); var bindingContext = CreateContext(); bindingContext.ModelName = ModelNames.CreatePropertyModelName(prefix, "ListProperty"); var metadataProvider = new TestModelMetadataProvider(); bindingContext.ModelMetadata = metadataProvider.GetMetadataForProperty( typeof(ModelWithListProperty), nameof(ModelWithListProperty.ListProperty)); bindingContext.ValueProvider = new TestValueProvider(new Dictionary <string, object>()); // Act await binder.BindModelAsync(bindingContext); // Assert Assert.False(bindingContext.Result.IsModelSet); }
public async Task CollectionModelBinder_DoesNotCreateCollection_IfNotIsTopLevelObject(string prefix) { // Arrange var binder = new CollectionModelBinder <string>(new StubModelBinder(result: null)); var context = CreateContext(); context.ModelName = ModelNames.CreatePropertyModelName(prefix, "ListProperty"); var metadataProvider = new TestModelMetadataProvider(); 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 CollectionModelBinder_CreatesEmptyCollection_IfIsTopLevelObject( bool allowValidatingTopLevelNodes, bool isBindingRequired) { // Arrange var binder = new CollectionModelBinder <string>( new StubModelBinder(result: ModelBindingResult.Failed()), NullLoggerFactory.Instance, allowValidatingTopLevelNodes); var bindingContext = CreateContext(); bindingContext.IsTopLevelObject = true; // Lack of prefix and non-empty model name both ignored. bindingContext.ModelName = "modelName"; var metadataProvider = new TestModelMetadataProvider(); var parameter = typeof(CollectionModelBinderTest) .GetMethod(nameof(ActionWithListParameter), BindingFlags.Instance | BindingFlags.NonPublic) .GetParameters()[0]; metadataProvider .ForParameter(parameter) .BindingDetails(b => b.IsBindingRequired = isBindingRequired); bindingContext.ModelMetadata = metadataProvider.GetMetadataForParameter(parameter); bindingContext.ValueProvider = new TestValueProvider(new Dictionary <string, object>()); // Act await binder.BindModelAsync(bindingContext); // Assert Assert.Empty(Assert.IsType <List <string> >(bindingContext.Result.Model)); Assert.True(bindingContext.Result.IsModelSet); Assert.Equal(0, bindingContext.ModelState.ErrorCount); }
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>(CreateIntBinder(), NullLoggerFactory.Instance); // 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); }