public void MergeErrors()
{
ValidationErrors otherErrors = new ValidationErrors();
const string anotherKey = "anotherKey";
otherErrors.AddError(anotherKey, ErrorMessageTwo);
otherErrors.AddError(GoodErrorKey, ErrorMessageTwo);
IValidationErrors errors = new ValidationErrors();
errors.AddError(GoodErrorKey, ErrorMessageOne);
errors.MergeErrors(otherErrors);
Assert.IsFalse(errors.IsEmpty);
IList <ErrorMessage> mergedErrors = errors.GetErrors(GoodErrorKey);
Assert.IsNotNull(mergedErrors);
Assert.AreEqual(2, mergedErrors.Count);
Assert.AreEqual(ErrorMessageOne, mergedErrors[0]);
Assert.AreEqual(ErrorMessageTwo, mergedErrors[1]);
IList <ErrorMessage> otherErrorsForKey = errors.GetErrors(anotherKey);
Assert.IsNotNull(otherErrorsForKey);
Assert.AreEqual(1, otherErrorsForKey.Count);
Assert.AreEqual(ErrorMessageTwo, otherErrorsForKey[0]);
}
public void WhenSingleValidatorReturnsTrue()
{
ExclusiveValidatorGroup vg = new ExclusiveValidatorGroup(Expression.Parse("true"));
vg.Actions.Add(new ErrorMessageAction("exclusiveError", "exclusiveErrors"));
vg.Validators.Add(new FalseValidator());
vg.Validators.Add(new TrueValidator());
vg.Validators.Add(new FalseValidator());
IValidationErrors errors = new ValidationErrors();
errors.AddError("existingErrors", new ErrorMessage("error", null));
bool valid = vg.Validate(new object(), errors);
Assert.IsTrue(valid, "Validation should succeed when single inner validator returns true.");
Assert.AreEqual(0, errors.GetErrors("errors").Count);
Assert.AreEqual(0, errors.GetErrors("exclusiveErrors").Count);
Assert.AreEqual(1, errors.GetErrors("existingErrors").Count);
// ALL validators are called
Assert.IsTrue(((BaseTestValidator)vg.Validators[0]).WasCalled);
Assert.IsTrue(((BaseTestValidator)vg.Validators[1]).WasCalled);
Assert.IsTrue(((BaseTestValidator)vg.Validators[2]).WasCalled);
}
public void AddErrorSunnyDay()
{
IValidationErrors errors = new ValidationErrors();
errors.AddError(GoodErrorKey, ErrorMessageOne);
Assert.IsFalse(errors.IsEmpty);
Assert.IsNotNull(errors.GetErrors(GoodErrorKey));
Assert.AreEqual(1, errors.GetErrors(GoodErrorKey).Count);
}
public void MergeErrorsWithNull()
{
IValidationErrors errors = new ValidationErrors();
errors.AddError(GoodErrorKey, ErrorMessageOne);
errors.AddError(GoodErrorKey, ErrorMessageTwo);
errors.MergeErrors(null);
// must be unchanged with no Exception thrown...
Assert.IsFalse(errors.IsEmpty);
Assert.IsNotNull(errors.GetErrors(GoodErrorKey));
Assert.AreEqual(2, errors.GetErrors(GoodErrorKey).Count);
}
private static void WhenSingleValidatorReturnsTrue(AnyValidatorGroup vg)
{
vg.Validators.Add(new FalseValidator());
vg.Validators.Add(new TrueValidator());
vg.Validators.Add(new FalseValidator());
IValidationErrors errors = new ValidationErrors();
errors.AddError("existingErrors", new ErrorMessage("error", null));
bool valid = vg.Validate(new object(), errors);
Assert.IsTrue(valid, "Validation should succeed when single inner validator returns true.");
Assert.AreEqual(0, errors.GetErrors("errors").Count);
Assert.AreEqual(1, errors.GetErrors("existingErrors").Count);
}
public void ContainsNoErrorsDirectlyAfterInstantiation()
{
IValidationErrors errors = new ValidationErrors();
Assert.IsTrue(errors.IsEmpty);
Assert.IsNotNull(errors.GetErrors(GoodErrorKey));
}
public void WhenGroupIsNotValidatedBecauseWhenExpressionReturnsFalse()
{
AnyValidatorGroup vg = new AnyValidatorGroup("false");
vg.Validators.Add(new FalseValidator());
vg.Validators.Add(new FalseValidator());
IValidationErrors errors = new ValidationErrors();
errors.AddError("existingErrors", new ErrorMessage("error", null));
bool valid = vg.Validate(new object(), errors);
Assert.IsTrue(valid, "Validation should succeed when group validator is not evaluated.");
Assert.AreEqual(0, errors.GetErrors("errors").Count);
Assert.AreEqual(1, errors.GetErrors("existingErrors").Count);
}
public void WhenAllValidatorsReturnTrue()
{
AnyValidatorGroup vg = new AnyValidatorGroup("true");
vg.Validators.Add(new TrueValidator());
vg.Validators.Add(new TrueValidator());
vg.Validators.Add(new TrueValidator());
IValidationErrors errors = new ValidationErrors();
errors.AddError("existingErrors", new ErrorMessage("error", null));
bool valid = vg.Validate(new object(), errors);
Assert.IsTrue(valid, "Validation should succeed when all inner validators return true.");
Assert.AreEqual(0, errors.GetErrors("errors").Count);
Assert.AreEqual(1, errors.GetErrors("existingErrors").Count);
}
public void WhenAllValidatorsReturnFalse()
{
AnyValidatorGroup vg = new AnyValidatorGroup();
vg.Validators.Add(new FalseValidator());
vg.Validators.Add(new FalseValidator());
vg.Validators.Add(new FalseValidator());
IValidationErrors errors = new ValidationErrors();
errors.AddError("existingErrors", new ErrorMessage("error", null));
bool valid = vg.Validate(new object(), errors);
Assert.IsFalse(valid, "Validation should fail when all inner validators return false.");
Assert.AreEqual(3, errors.GetErrors("errors").Count);
Assert.AreEqual(1, errors.GetErrors("existingErrors").Count);
}
public void WhenSingleValidatorReturnsTrue()
{
ValidatorGroup vg = new ValidatorGroup(Expression.Parse("true"));
vg.Validators.Add(new FalseValidator());
vg.Validators.Add(new TrueValidator());
vg.Validators.Add(new FalseValidator());
IValidationErrors errors = new ValidationErrors();
errors.AddError("existingErrors", new ErrorMessage("error", null));
bool valid = vg.Validate(new object(), errors);
Assert.IsFalse(valid, "Validation should fail when single inner validator returns true.");
Assert.AreEqual(2, errors.GetErrors("errors").Count);
Assert.AreEqual(1, errors.GetErrors("existingErrors").Count);
}
public void EmptyErrorsReturnEmptyCollections()
{
IValidationErrors errors = new ValidationErrors();
IList <ErrorMessage> typedErrors = errors.GetErrors("xyz");
Assert.IsNotNull(typedErrors);
Assert.AreEqual(0, typedErrors.Count);
IList <string> resolvedErrors = errors.GetResolvedErrors("xyz", new NullMessageSource());
Assert.IsNotNull(resolvedErrors);
Assert.AreEqual(0, resolvedErrors.Count);
}
public void WhenMultipleValidatorsReturnTrueAndNotFastValidate()
{
ExclusiveValidatorGroup vg = new ExclusiveValidatorGroup(Expression.Parse("true"));
vg.FastValidate = false;
IValidationErrors errors = new ValidationErrors();
WhenMultipleValidatorsReturnTrue(vg, errors);
// ALL validators are called
Assert.AreEqual(2, errors.GetErrors("errors").Count);
Assert.IsTrue(((BaseTestValidator)vg.Validators[0]).WasCalled);
Assert.IsTrue(((BaseTestValidator)vg.Validators[1]).WasCalled);
Assert.IsTrue(((BaseTestValidator)vg.Validators[2]).WasCalled);
Assert.IsTrue(((BaseTestValidator)vg.Validators[3]).WasCalled);
}