public async Task BindParameter_NoData_DoesNotGetBound()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderModelName = "CustomParameter",
},
ParameterType = typeof(byte[])
};
// No data is passed.
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
// ModelBindingResult
Assert.Equal(ModelBindingResult.NoResult, modelBindingResult);
// ModelState
Assert.True(modelState.IsValid);
Assert.Empty(modelState.Keys);
}
public async Task ModelMetaDataTypeAttribute_ValidBaseClass_NoModelStateErrors()
{
// Arrange
var input = "{ \"Name\": \"MVC\", \"Contact\":\"4258959019\", \"Category\":\"Technology\"," +
"\"CompanyName\":\"Microsoft\", \"Country\":\"USA\",\"Price\": 21, " +
"\"ProductDetails\": {\"Detail1\": \"d1\", \"Detail2\": \"d2\", \"Detail3\": \"d3\"}}";
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
ParameterType = typeof(ProductViewModel),
BindingInfo = new BindingInfo()
{
BindingSource = BindingSource.Body
}
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(
request =>
{
request.Body = new MemoryStream(Encoding.UTF8.GetBytes(input));
request.ContentType = "application/json;charset=utf-8";
});
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var boundPerson = Assert.IsType<ProductViewModel>(modelBindingResult.Model);
Assert.True(modelState.IsValid);
Assert.NotNull(boundPerson);
}
public async Task KeyValuePairModelBinder_SimpleTypes_WithNoKey_AddsError()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor
{
Name = "parameter",
ParameterType = typeof(KeyValuePair<string, int>)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = new QueryString("?parameter.Value=10");
});
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
Assert.False(modelBindingResult.IsModelSet);
Assert.Equal(2, modelState.Count);
Assert.False(modelState.IsValid);
Assert.Equal(1, modelState.ErrorCount);
var entry = Assert.Single(modelState, kvp => kvp.Key == "parameter.Key").Value;
var error = Assert.Single(entry.Errors);
Assert.Null(error.Exception);
Assert.Equal("A value is required.", error.ErrorMessage);
entry = Assert.Single(modelState, kvp => kvp.Key == "parameter.Value").Value;
Assert.Empty(entry.Errors);
Assert.Equal("10", entry.AttemptedValue);
Assert.Equal("10", entry.RawValue);
}
public async Task BindParameter_WithModelBinderType_NoData()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderType = typeof(NullModelNotSetModelBinder)
},
ParameterType = typeof(string)
};
// No data is passed.
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
Assert.Equal(ModelBindingResult.NoResult, modelBindingResult);
// ModelState (not set unless inner binder sets it)
Assert.True(modelState.IsValid);
Assert.Empty(modelState);
}
public async Task BindPropertyFromService_WithData_WithEmptyPrefix_GetsBound()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo(),
ParameterType = typeof(Person)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
var boundPerson = Assert.IsType<Person>(modelBindingResult.Model);
Assert.NotNull(boundPerson);
Assert.NotNull(boundPerson.Address.OutputFormatter);
// ModelState
Assert.True(modelState.IsValid);
// For non user bound models there should be no entry in model state.
Assert.Empty(modelState);
}
public async Task BindProperty_WithData_WithEmptyPrefix_GetsBound()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo(),
ParameterType = typeof(Person)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
var boundPerson = Assert.IsType<Person>(modelBindingResult.Model);
Assert.NotNull(boundPerson);
Assert.NotNull(boundPerson.Token);
// ModelState
Assert.True(modelState.IsValid);
Assert.Equal(0, modelState.Count);
}
public async Task Validation_RequiredAttribute_OnSimpleTypeProperty_WithData()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
ParameterType = typeof(Order1)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = new QueryString("?parameter.CustomerName=bill");
});
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var model = Assert.IsType<Order1>(modelBindingResult.Model);
Assert.Equal("bill", model.CustomerName);
Assert.Equal(1, modelState.Count);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState, e => e.Key == "parameter.CustomerName").Value;
Assert.Equal("bill", entry.AttemptedValue);
Assert.Equal("bill", entry.RawValue);
Assert.Empty(entry.Errors);
}
public async Task GenericModelBinder_BindsCollection_ElementTypeFromGreedyModelBinder_EmptyPrefix_Success()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
ParameterType = typeof(List<IFormCollection>)
};
// Need to have a key here so that the GenericModelBinder will recurse to bind elements.
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = new QueryString("?index=10");
});
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var model = Assert.IsType<List<IFormCollection>>(modelBindingResult.Model);
var formCollection = Assert.Single(model);
Assert.NotNull(formCollection);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
Assert.Empty(modelState);
}
public async Task BindParameterFromService_NoPrefix_GetsBound()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor
{
Name = "ControllerProperty",
BindingInfo = new BindingInfo
{
BindingSource = BindingSource.Services,
},
// Use a service type already in defaults.
ParameterType = typeof(JsonOutputFormatter),
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
var outputFormatter = Assert.IsType<JsonOutputFormatter>(modelBindingResult.Model);
Assert.NotNull(outputFormatter);
// ModelState
Assert.True(modelState.IsValid);
Assert.Empty(modelState);
}
public async Task BindProperty_WithData_GetsBound(bool fallBackScenario)
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo(),
ParameterType = typeof(Person)
};
var prefix = fallBackScenario ? string.Empty : "Parameter1";
var queryStringKey = fallBackScenario ? "Token" : prefix + "." + "Token";
// any valid base64 string
var expectedValue = new byte[] { 12, 13 };
var value = Convert.ToBase64String(expectedValue);
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(
request =>
{
request.QueryString = QueryString.Create(queryStringKey, value);
});
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
var boundPerson = Assert.IsType<Person>(modelBindingResult.Model);
Assert.NotNull(boundPerson);
Assert.NotNull(boundPerson.Token);
Assert.Equal(expectedValue, boundPerson.Token);
// ModelState
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState);
Assert.Equal(queryStringKey, entry.Key);
Assert.Empty(entry.Value.Errors);
Assert.Equal(ModelValidationState.Valid, entry.Value.ValidationState);
Assert.Equal(value, entry.Value.AttemptedValue);
Assert.Equal(value, entry.Value.RawValue);
}
public async Task BindProperty_WithData_WithEmptyPrefix_GetsBound()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo(),
ParameterType = typeof(Person)
};
var data = "Some Data Is Better Than No Data.";
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(
request =>
{
request.QueryString = QueryString.Create("Address.Zip", "12345");
UpdateRequest(request, data, "Address.File");
});
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
var boundPerson = Assert.IsType<Person>(modelBindingResult.Model);
Assert.NotNull(boundPerson.Address);
var file = Assert.IsAssignableFrom<IFormFile>(boundPerson.Address.File);
Assert.Equal("form-data; name=Address.File; filename=text.txt", file.ContentDisposition);
var reader = new StreamReader(boundPerson.Address.File.OpenReadStream());
Assert.Equal(data, reader.ReadToEnd());
// ModelState
Assert.True(modelState.IsValid);
Assert.Equal(2, modelState.Count);
Assert.Single(modelState.Keys, k => k == "Address.Zip");
var key = Assert.Single(modelState.Keys, k => k == "Address.File");
Assert.Null(modelState[key].RawValue);
Assert.Empty(modelState[key].Errors);
Assert.Equal(ModelValidationState.Skipped, modelState[key].ValidationState);
}
public async Task BindProperty_WithData_WithPrefix_GetsBound()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderModelName = "CustomParameter",
},
ParameterType = typeof(Person)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = QueryString.Create("CustomParameter.Address.Zip", "1");
});
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
var boundPerson = Assert.IsType<Person>(modelBindingResult.Model);
Assert.NotNull(boundPerson);
Assert.NotNull(boundPerson.Address);
Assert.Equal(1, boundPerson.Address.Zip);
// ModelState
Assert.True(modelState.IsValid);
Assert.Equal(1, modelState.Keys.Count);
var key = Assert.Single(modelState.Keys, k => k == "CustomParameter.Address.Zip");
Assert.Equal("1", modelState[key].AttemptedValue);
Assert.Equal("1", modelState[key].RawValue);
Assert.Empty(modelState[key].Errors);
Assert.Equal(ModelValidationState.Valid, modelState[key].ValidationState);
}
public async Task ModelMetaDataTypeAttribute_InvalidPropertiesAndSubPropertiesOnBaseClass_HasModelStateErrors()
{
// Arrange
var input = "{ \"Price\": 2, \"ProductDetails\": {\"Detail1\": \"d1\"}}";
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BindingSource = BindingSource.Body
},
ParameterType = typeof(ProductViewModel)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(
request =>
{
request.Body = new MemoryStream(Encoding.UTF8.GetBytes(input));
request.ContentType = "application/json";
});
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var boundPerson = Assert.IsType<ProductViewModel>(modelBindingResult.Model);
Assert.NotNull(boundPerson);
Assert.False(modelState.IsValid);
var modelStateErrors = CreateValidationDictionary(modelState);
Assert.Equal("CompanyName cannot be null or empty.", modelStateErrors["CompanyName"]);
Assert.Equal("The field Price must be between 20 and 100.", modelStateErrors["Price"]);
// Mono issue - https://github.com/aspnet/External/issues/19
Assert.Equal(PlatformNormalizer.NormalizeContent("The Category field is required."), modelStateErrors["Category"]);
Assert.Equal(PlatformNormalizer.NormalizeContent("The Contact Us field is required."), modelStateErrors["Contact"]);
Assert.Equal(
PlatformNormalizer.NormalizeContent("The Detail2 field is required."),
modelStateErrors["ProductDetails.Detail2"]);
Assert.Equal(
PlatformNormalizer.NormalizeContent("The Detail3 field is required."),
modelStateErrors["ProductDetails.Detail3"]);
}
public async Task BindPropertyFromHeader_WithPrefix_GetsBound()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderModelName = "prefix",
},
ParameterType = typeof(Person)
};
// Do not add any headers.
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request => {
request.Headers.Add("Header", new[] { "someValue" });
});
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
var boundPerson = Assert.IsType<Person>(modelBindingResult.Model);
Assert.NotNull(boundPerson);
Assert.NotNull(boundPerson.Address);
Assert.Equal("someValue", boundPerson.Address.Street);
// ModelState
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState);
Assert.Equal("prefix.Address.Header", entry.Key);
Assert.Empty(entry.Value.Errors);
Assert.Equal(ModelValidationState.Valid, entry.Value.ValidationState);
Assert.Equal("someValue", entry.Value.AttemptedValue);
Assert.Equal(new string[] { "someValue" }, entry.Value.RawValue);
}
public async Task MutableObjectModelBinder_BindsNestedPOCO_WithBodyModelBinder_WithPrefix_Success()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
ParameterType = typeof(Order1)
};
// Need to have a key here so that the MutableObjectModelBinder will recurse to bind elements.
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = new QueryString("?parameter.Customer.Name=bill");
SetJsonBodyContent(request, AddressBodyContent);
});
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var model = Assert.IsType<Order1>(modelBindingResult.Model);
Assert.NotNull(model.Customer);
Assert.Equal("bill", model.Customer.Name);
Assert.NotNull(model.Customer.Address);
Assert.Equal(AddressStreetContent, model.Customer.Address.Street);
Assert.Equal(2, modelState.Count);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState, e => e.Key == "parameter.Customer.Name").Value;
Assert.Equal("bill", entry.AttemptedValue);
Assert.Equal("bill", entry.RawValue);
entry = Assert.Single(modelState, e => e.Key == "parameter.Customer.Address").Value;
Assert.Null(entry.AttemptedValue); // ModelState entries for body don't include original text.
Assert.Same(model.Customer.Address, entry.RawValue);
}
public async Task ComplexModel_PrefixSelected_ByValueProviderValue_WithFilteredValueProviders()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
ParameterType = typeof(Person2),
BindingInfo = new BindingInfo()
{
BindingSource = BindingSource.Query,
},
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
// This will cause selection of the "parameter" prefix.
request.QueryString = new QueryString("?parameter=");
// This value won't be used, because we select the "parameter" prefix.
request.Form = new FormCollection(new Dictionary<string, StringValues>()
{
{ "Name", "Billy" },
});
});
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
Assert.Equal("parameter", modelBindingResult.Key);
var model = Assert.IsType<Person2>(modelBindingResult.Model);
Assert.Null(model.Name);
Assert.Equal(0, modelState.Count);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
}
public async Task ArrayModelBinder_BindsArrayOfSimpleType_WithExplicitPrefix_Success()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
BindingInfo = new BindingInfo()
{
BinderModelName = "prefix",
},
ParameterType = typeof(int[])
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = new QueryString("?prefix[0]=10&prefix[1]=11");
});
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var model = Assert.IsType<int[]>(modelBindingResult.Model);
Assert.Equal(new int[] { 10, 11 }, model);
Assert.Equal(2, modelState.Count);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState, kvp => kvp.Key == "prefix[0]").Value;
Assert.Equal("10", entry.AttemptedValue);
Assert.Equal("10", entry.RawValue);
entry = Assert.Single(modelState, kvp => kvp.Key == "prefix[1]").Value;
Assert.Equal("11", entry.AttemptedValue);
Assert.Equal("11", entry.RawValue);
}
public async Task KeyValuePairModelBinder_BindsKeyValuePairOfSimpleType_WithPrefix_Success()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
ParameterType = typeof(KeyValuePair<string, int>)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = new QueryString("?parameter.Key=key0¶meter.Value=10");
});
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var model = Assert.IsType<KeyValuePair<string, int>>(modelBindingResult.Model);
Assert.Equal(new KeyValuePair<string, int>("key0", 10), model);
Assert.Equal(2, modelState.Count);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState, kvp => kvp.Key == "parameter.Key").Value;
Assert.Equal("key0", entry.AttemptedValue);
Assert.Equal("key0", entry.RawValue);
entry = Assert.Single(modelState, kvp => kvp.Key == "parameter.Value").Value;
Assert.Equal("10", entry.AttemptedValue);
Assert.Equal("10", entry.RawValue);
}
public async Task BindPropertyFromHeader_NoData_UsesFullPathAsKeyForModelStateErrors()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderModelName = "CustomParameter",
},
ParameterType = typeof(Person)
};
// Do not add any headers.
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
var boundPerson = Assert.IsType<Person>(modelBindingResult.Model);
Assert.NotNull(boundPerson);
// ModelState
Assert.False(modelState.IsValid);
var key = Assert.Single(modelState.Keys);
Assert.Equal("CustomParameter.Address.Header", key);
var error = Assert.Single(modelState[key].Errors);
// Mono issue - https://github.com/aspnet/External/issues/19
Assert.Equal(PlatformNormalizer.NormalizeContent("The Street field is required."), error.ErrorMessage);
}
public async Task FromBodyAndRequiredOnProperty_EmptyBody_AddsModelStateError()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderModelName = "CustomParameter",
},
ParameterType = typeof(Person)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(
request =>
{
request.Body = new MemoryStream(Encoding.UTF8.GetBytes(string.Empty));
request.ContentType = "application/json";
});
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var boundPerson = Assert.IsType<Person>(modelBindingResult.Model);
Assert.NotNull(boundPerson);
var key = Assert.Single(modelState.Keys);
Assert.Equal("CustomParameter.Address", key);
Assert.False(modelState.IsValid);
var error = Assert.Single(modelState[key].Errors);
// Mono issue - https://github.com/aspnet/External/issues/19
Assert.Equal(PlatformNormalizer.NormalizeContent("The Address field is required."), error.ErrorMessage);
}
public async Task FromBodyOnActionParameter_EmptyBody_BindsToNullValue()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor
{
Name = "Parameter1",
BindingInfo = new BindingInfo
{
BinderModelName = "CustomParameter",
BindingSource = BindingSource.Body
},
ParameterType = typeof(Person)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(
request =>
{
request.Body = new MemoryStream(Encoding.UTF8.GetBytes(string.Empty));
request.ContentType = "application/json";
});
var httpContext = operationContext.HttpContext;
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
Assert.Null(modelBindingResult.Model);
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState);
Assert.Empty(entry.Key);
Assert.Null(entry.Value.RawValue);
}
public async Task BindParameter_WithModelBinderType_NullData_ReturnsNull()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderType = typeof(NullModelBinder)
},
ParameterType = typeof(string)
};
// No data is passed.
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
Assert.Null(modelBindingResult.Model);
// ModelState (not set unless inner binder sets it)
Assert.True(modelState.IsValid);
var entry = modelState[string.Empty];
Assert.Null(entry.AttemptedValue);
Assert.Null(entry.RawValue);
Assert.Empty(entry.Errors);
Assert.Equal(ModelValidationState.Valid, entry.ValidationState);
}
public async Task BindParameter_WithData_GetsBound()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderModelName = "CustomParameter",
},
ParameterType = typeof(CancellationToken)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
var token = Assert.IsType<CancellationToken>(modelBindingResult.Model);
Assert.NotNull(token);
// ModelState
Assert.True(modelState.IsValid);
Assert.Equal(0, modelState.Count);
}
public async Task BindProperty_WithData_WithPrefix_GetsBound()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderModelName = "CustomParameter"
},
ParameterType = typeof(Person)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
// ModelBindingResult
Assert.Equal("CustomParameter", modelBindingResult.Key);
// Model
var boundPerson = Assert.IsType<Person>(modelBindingResult.Model);
Assert.NotNull(boundPerson.Address);
Assert.Equal("SomeStreet", boundPerson.Address.Street);
// ModelState
Assert.True(modelState.IsValid);
Assert.Equal(1, modelState.Keys.Count);
var key = Assert.Single(modelState.Keys, k => k == "CustomParameter.Address.Street");
Assert.Equal(ModelValidationState.Valid, modelState[key].ValidationState);
Assert.NotNull(modelState[key].RawValue); // Value is set by test model binder, no need to validate it.
}
public async Task BindParameter_WithOutModelBinderType()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "Parameter1",
BindingInfo = new BindingInfo()
{
BinderType = typeof(NullResultModelBinder)
},
ParameterType = typeof(Person2)
};
// No data is passed.
var operationContext = ModelBindingTestHelper.GetOperationBindingContext();
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
// ModelBindingResult
Assert.Equal(ModelBindingResult.NoResult, modelBindingResult);
// ModelState
Assert.True(modelState.IsValid);
Assert.Empty(modelState.Keys);
}
public async Task BindParameterFromHeader_WithData_WithPrefix_ModelGetsBound(Type modelType, string value)
{
// Arrange
object expectedValue;
object expectedRawValue;
if (modelType == typeof(string))
{
expectedValue = value;
expectedRawValue = new string[] { value };
}
else
{
expectedValue = value.Split(',').Select(v => v.Trim()).ToArray();
expectedRawValue = expectedValue;
}
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor
{
Name = "Parameter1",
BindingInfo = new BindingInfo
{
BinderModelName = "CustomParameter",
BindingSource = BindingSource.Header
},
ParameterType = modelType
};
Action<HttpRequest> action = r => r.Headers.Add("CustomParameter", new[] { value });
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(action);
// Do not add any headers.
var httpContext = operationContext.HttpContext;
var modelState = new ModelStateDictionary();
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, modelState, operationContext);
// Assert
// ModelBindingResult
Assert.True(modelBindingResult.IsModelSet);
// Model
Assert.NotNull(modelBindingResult.Model);
Assert.IsType(modelType, modelBindingResult.Model);
// ModelState
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState);
Assert.Equal("CustomParameter", entry.Key);
Assert.Empty(entry.Value.Errors);
Assert.Equal(ModelValidationState.Valid, entry.Value.ValidationState);
Assert.Equal(value, entry.Value.AttemptedValue);
Assert.Equal(expectedRawValue, entry.Value.RawValue);
}
public async Task GenericModelBinder_BindsCollection_ElementTypeUsesGreedyBindingSource_WithPrefix_NullElement()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
ParameterType = typeof(Address[])
};
// Need to have a key here so that the GenericModelBinder will recurse to bind elements.
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(
request => request.QueryString = new QueryString("?parameter.index=0"));
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var model = Assert.IsType<Address[]>(modelBindingResult.Model);
Assert.Equal(1, model.Length);
Assert.Null(model[0]);
Assert.Equal(0, modelState.Count);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
}
public async Task GenericModelBinder_BindsDictionaryOfList_NoData()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
ParameterType = typeof(Dictionary<string, List<int>>)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = new QueryString("?");
});
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var model = Assert.IsType<Dictionary<string, List<int>>>(modelBindingResult.Model);
Assert.NotNull(model);
Assert.Empty(model);
Assert.Equal(0, modelState.Count);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
}
public async Task GenericModelBinder_BindsDictionaryOfList_EmptyPrefix_Success()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
ParameterType = typeof(Dictionary<string, List<int>>)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = new QueryString("?[0].Key=key0&[0].Value[0]=10&[0].Value[1]=11");
});
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var model = Assert.IsType<Dictionary<string, List<int>>>(modelBindingResult.Model);
var kvp = Assert.Single(model);
Assert.Equal("key0", kvp.Key);
Assert.Equal(new List<int>() { 10, 11 }, kvp.Value);
Assert.Equal(3, modelState.Count);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState, e => e.Key == "[0].Key").Value;
Assert.Equal("key0", entry.AttemptedValue);
Assert.Equal("key0", entry.RawValue);
entry = Assert.Single(modelState, e => e.Key == "[0].Value[0]").Value;
Assert.Equal("10", entry.AttemptedValue);
Assert.Equal("10", entry.RawValue);
entry = Assert.Single(modelState, e => e.Key == "[0].Value[1]").Value;
Assert.Equal("11", entry.AttemptedValue);
Assert.Equal("11", entry.RawValue);
}
public async Task GenericModelBinder_BindsCollectionOfKeyValuePair_WithPrefix_Success()
{
// Arrange
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var parameter = new ParameterDescriptor()
{
Name = "parameter",
ParameterType = typeof(ICollection<KeyValuePair<string, int>>)
};
var operationContext = ModelBindingTestHelper.GetOperationBindingContext(request =>
{
request.QueryString = new QueryString("?parameter[0].Key=key0¶meter[0].Value=10");
});
var modelState = operationContext.ActionContext.ModelState;
// Act
var modelBindingResult = await argumentBinder.BindModelAsync(parameter, operationContext);
// Assert
Assert.True(modelBindingResult.IsModelSet);
var model = Assert.IsType<List<KeyValuePair<string, int>>>(modelBindingResult.Model);
var kvp = Assert.Single(model);
Assert.Equal("key0", kvp.Key);
Assert.Equal(10, kvp.Value);
Assert.Equal(2, modelState.Count);
Assert.Equal(0, modelState.ErrorCount);
Assert.True(modelState.IsValid);
var entry = Assert.Single(modelState, e => e.Key == "parameter[0].Key").Value;
Assert.Equal("key0", entry.AttemptedValue);
Assert.Equal("key0", entry.RawValue);
entry = Assert.Single(modelState, e => e.Key == "parameter[0].Value").Value;
Assert.Equal("10", entry.AttemptedValue);
Assert.Equal("10", entry.RawValue);
}
