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 WhenGroupIsNotValidatedBecauseWhenExpressionReturnsFalse()
{
ExclusiveValidatorGroup vg = new ExclusiveValidatorGroup("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);
}
private void WhenMultipleValidatorsReturnTrue(ExclusiveValidatorGroup vg, IValidationErrors errors)
{
vg.Actions.Add(new ErrorMessageAction("exclusiveError", "exclusiveErrors"));
vg.Validators.Add(new FalseValidator());
vg.Validators.Add(new TrueValidator());
vg.Validators.Add(new TrueValidator());
vg.Validators.Add(new FalseValidator());
errors.AddError("existingErrors", new ErrorMessage("error", null));
bool valid = vg.Validate(new object(), errors);
Assert.IsFalse(valid, "Validation should not succeed when multiple inner validators return true.");
Assert.AreEqual(1, errors.GetErrors("exclusiveErrors").Count);
Assert.AreEqual(1, errors.GetErrors("existingErrors").Count);
}
public void WhenAllValidatorsReturnTrue()
{
ExclusiveValidatorGroup vg = new ExclusiveValidatorGroup("true");
vg.Actions.Add(new ErrorMessageAction("exclusiveError", "exclusiveErrors"));
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.IsFalse(valid, "Validation should fail when all inner validators return true.");
Assert.AreEqual(0, errors.GetErrors("errors").Count);
Assert.AreEqual(1, errors.GetErrors("exclusiveErrors").Count);
Assert.AreEqual(1, errors.GetErrors("existingErrors").Count);
}