public void Validate_IsValidFalse_StringLocalizerGetsArguments(
ValidationAttribute attribute,
string model,
object[] values)
{
// Arrange
var stringLocalizer = new Mock <IStringLocalizer>();
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute,
stringLocalizer.Object);
var metadata = _metadataProvider.GetMetadataForType(typeof(SampleModel));
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: null,
model: model);
// Act
validator.Validate(validationContext);
// Assert
var json = Newtonsoft.Json.JsonConvert.SerializeObject(values) + " " + attribute.GetType().Name;
stringLocalizer.Verify(l => l[LocalizationKey, values], json);
}
public void Validate_IsValidFalse_StringLocalizerReturnsLocalizerErrorMessage()
{
// Arrange
var metadata = _metadataProvider.GetMetadataForType(typeof(string));
var container = "Hello";
var attribute = new MaxLengthAttribute(4);
attribute.ErrorMessage = "{0} should have no more than {1} characters.";
var localizedString = new LocalizedString(attribute.ErrorMessage, "Longueur est invalide : 4");
var stringLocalizer = new Mock <IStringLocalizer>();
stringLocalizer.Setup(s => s[attribute.ErrorMessage, It.IsAny <object[]>()]).Returns(localizedString);
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute,
stringLocalizer.Object);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: container,
model: "abcde");
// Act
var result = validator.Validate(validationContext);
// Assert
var validationResult = result.Single();
Assert.Empty(validationResult.MemberName);
Assert.Equal("Longueur est invalide : 4", validationResult.Message);
}
public void Validate_ValidationResultSuccess()
{
// Arrange
var metadata = _metadataProvider.GetMetadataForType(typeof(string));
var container = "Hello";
var model = container.Length;
var attribute = new Mock <TestableValidationAttribute> {
CallBase = true
};
attribute
.Setup(p => p.IsValidPublic(It.IsAny <object>(), It.IsAny <ValidationContext>()))
.Returns(ValidationResult.Success);
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute.Object,
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: container,
model: model);
// Act
var result = validator.Validate(validationContext);
// Assert
Assert.Empty(result);
}
public void Valdate_ReturnsExpectedResults(
string errorMessage,
IEnumerable <string> memberNames,
IEnumerable <ModelValidationResult> expectedResults)
{
// Arrange
var metadata = _metadataProvider.GetMetadataForProperty(typeof(string), nameof(string.Length));
var container = "Hello";
var model = container.Length;
var attribute = new Mock <TestableValidationAttribute> {
CallBase = true
};
attribute
.Setup(p => p.IsValidPublic(It.IsAny <object>(), It.IsAny <ValidationContext>()))
.Returns(new ValidationResult(errorMessage, memberNames));
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute.Object,
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: container,
model: model);
// Act
var results = validator.Validate(validationContext);
// Assert
Assert.Equal(expectedResults, results, ModelValidationResultComparer.Instance);
}
public void Validate_SetsMemberName_OnValidationContext_ForProperties(
ModelMetadata metadata,
object container,
object model,
string expectedMemberName)
{
// Arrange
var attribute = new Mock<TestableValidationAttribute> { CallBase = true };
attribute
.Setup(p => p.IsValidPublic(It.IsAny<object>(), It.IsAny<ValidationContext>()))
.Callback((object o, ValidationContext context) =>
{
Assert.Equal(expectedMemberName, context.MemberName);
})
.Returns(ValidationResult.Success)
.Verifiable();
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute.Object,
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: container,
model: model);
// Act
var results = validator.Validate(validationContext);
// Assert
Assert.Empty(results);
attribute.VerifyAll();
}
public void Validate_Invalid()
{
// Arrange
var metadata = _metadataProvider.GetMetadataForProperty(typeof(string), "Length");
var container = "Hello";
var model = container.Length;
var attribute = new Mock <ValidationAttribute> {
CallBase = true
};
attribute.Setup(a => a.IsValid(model)).Returns(false);
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute.Object,
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: container,
model: model);
// Act
var result = validator.Validate(validationContext);
// Assert
var validationResult = result.Single();
Assert.Empty(validationResult.MemberName);
Assert.Equal(attribute.Object.FormatErrorMessage("Length"), validationResult.Message);
}
public void Validate_ReturnsMemberName_IfItIsDifferentFromDisplayName()
{
// Arrange
var metadata = _metadataProvider.GetMetadataForType(typeof(SampleModel));
var model = new SampleModel();
var attribute = new Mock<TestableValidationAttribute> { CallBase = true };
attribute
.Setup(p => p.IsValidPublic(It.IsAny<object>(), It.IsAny<ValidationContext>()))
.Returns(new ValidationResult("Name error", new[] { "Name" }));
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute.Object,
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: null,
model: model);
// Act
var results = validator.Validate(validationContext);
// Assert
ModelValidationResult validationResult = Assert.Single(results);
Assert.Equal("Name", validationResult.MemberName);
}
public void Validate_ReturnsSingleValidationResult_IfOneMemberNameIsSpecified()
{
// Arrange
const string errorMessage = "A different error message";
var metadata = _metadataProvider.GetMetadataForType(typeof(object));
var model = new object();
var attribute = new Mock<TestableValidationAttribute> { CallBase = true };
attribute
.Setup(p => p.IsValidPublic(It.IsAny<object>(), It.IsAny<ValidationContext>()))
.Returns(new ValidationResult(errorMessage, new[] { "FirstName" }));
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute.Object,
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: null,
model: model);
// Act
var results = validator.Validate(validationContext);
// Assert
ModelValidationResult validationResult = Assert.Single(results);
Assert.Equal(errorMessage, validationResult.Message);
Assert.Equal("FirstName", validationResult.MemberName);
}
public void Validate_ReturnsSingleValidationResult_IfMemberNameSequenceIsEmpty()
{
// Arrange
const string errorMessage = "Some error message";
var metadata = _metadataProvider.GetMetadataForType(typeof(string));
var container = "Hello";
var model = container.Length;
var attribute = new Mock<TestableValidationAttribute> { CallBase = true };
attribute
.Setup(p => p.IsValidPublic(It.IsAny<object>(), It.IsAny<ValidationContext>()))
.Returns(new ValidationResult(errorMessage, memberNames: null));
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute.Object,
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: container,
model: model);
// Act
var results = validator.Validate(validationContext);
// Assert
var validationResult = Assert.Single(results);
Assert.Equal(errorMessage, validationResult.Message);
Assert.Empty(validationResult.MemberName);
}
public void Validate_CanUseRequestServices_WithinValidationAttribute()
{
// Arrange
var service = new Mock <IExampleService>();
service.Setup(x => x.DoSomething()).Verifiable();
var provider = new ServiceCollection().AddSingleton(service.Object).BuildServiceProvider();
var httpContext = new Mock <HttpContext>();
httpContext.SetupGet(x => x.RequestServices).Returns(provider);
var attribute = new Mock <TestableValidationAttribute> {
CallBase = true
};
attribute
.Setup(p => p.IsValidPublic(It.IsAny <object>(), It.IsAny <ValidationContext>()))
.Callback((object o, ValidationContext context) =>
{
var receivedService = context.GetService <IExampleService>();
Assert.Equal(service.Object, receivedService);
receivedService.DoSomething();
});
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
attribute.Object,
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext
{
HttpContext = httpContext.Object
},
modelMetadata: _metadataProvider.GetMetadataForType(typeof(object)),
metadataProvider: _metadataProvider,
container: null,
model: new object());
// Act
var results = validator.Validate(validationContext);
// Assert
service.Verify();
}
public void Validate_RequiredAndNotNullAtTopLevel_Valid()
{
// Arrange
var metadata = _metadataProvider.GetMetadataForProperty(typeof(string), "Length");
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
new RequiredAttribute(),
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: null,
model: 123);
// Act
var result = validator.Validate(validationContext);
// Assert
Assert.Empty(result);
}
public void Validate_RequiredButNullAtTopLevel_Invalid()
{
// Arrange
var metadata = _metadataProvider.GetMetadataForProperty(typeof(string), "Length");
var validator = new DataAnnotationsModelValidator(
new ValidationAttributeAdapterProvider(),
new RequiredAttribute(),
stringLocalizer: null);
var validationContext = new ModelValidationContext(
actionContext: new ActionContext(),
modelMetadata: metadata,
metadataProvider: _metadataProvider,
container: null,
model: null);
// Act
var result = validator.Validate(validationContext);
// Assert
var validationResult = result.Single();
Assert.Empty(validationResult.MemberName);
Assert.Equal(new RequiredAttribute().FormatErrorMessage("Length"), validationResult.Message);
}