public void WhenTwoPropertiesInvolvedTheLastValidatedHasTheSharedErrorMessage()
{
// Prepare
ConfigureThread();
var purchasingPricePropertyName = FakeEditableViewModel.PurchasingPrice.PropertyMetadata.Name;
var sellingPricePropertyName = FakeEditableViewModel.SellingPrice.PropertyMetadata.Name;
FakeEditableViewModel.SellingPrice.Value = 30;
FakeEditableViewModel.PurchasingPrice.Value = 20;
FakeFluentValidationEngine.DefineRulesAction = () => FakeFluentValidationEngine
.AssertThatProperty <int>(vm => vm.PurchasingPrice).Is.LessThan(vm => vm.SellingPrice).Otherwise("ERROR");
FakeFluentValidationEngine.BuildRules();
// Act
FakeEditableViewModel.ConfigureExpectedNumberOfPropertyValidation(2);
FakeEditableViewModel.SellingPrice.Value = 10;
FakeEditableViewModel.PurchasingPrice.Value = 15;
FakeEditableViewModel.WaitForPropertyValidationsToTerminate();
// Verify
var purchasingPriceErrors = FakeFluentValidationEngine.GetErrors(purchasingPricePropertyName);
var sellingPriceErrors = FakeFluentValidationEngine.GetErrors(sellingPricePropertyName);
Assert.IsFalse(sellingPriceErrors.Any());
Assert.IsNotNull(purchasingPriceErrors);
Assert.IsTrue(purchasingPriceErrors.Count() == 1);
}
public void CanBreakRuleThatUsesIsNotBetweenOperator()
{
// Prepare
ConfigureThread();
var propertyName = FakeEditableViewModel.Quantity.PropertyMetadata.Name;
FakeFluentValidationEngine.DefineRulesAction = () => FakeFluentValidationEngine.AssertThatProperty <int>(vm => vm.Quantity).IsNot.BetweenValues(15, 25);
FakeFluentValidationEngine.BuildRules();
// Act
FakeEditableViewModel.Quantity.Value = 20;
FakeEditableViewModel.WaitForPropertyValidationsToTerminate();
// Verify
VerifyThatRuleIsBroken(propertyName);
}
public void CanBreakSimpleRule()
{
// Prepare
ConfigureThread();
var propertyName = FakeEditableViewModel.PurchasingPrice.PropertyMetadata.Name;
FakeFluentValidationEngine.DefineRulesAction = () => FakeFluentValidationEngine.AssertThatProperty <int>(vm => vm.PurchasingPrice).Is.GreaterThan(20);
FakeFluentValidationEngine.BuildRules();
// Act
FakeEditableViewModel.PurchasingPrice.Value = 20;
FakeEditableViewModel.WaitForPropertyValidationsToTerminate();
// Verify
VerifyThatRuleIsBroken(propertyName);
}
public void CanBreakRuleWithOrConjunction()
{
// Prepare
ConfigureThread();
var propertyName = FakeEditableViewModel.Quantity.PropertyMetadata.Name;
FakeFluentValidationEngine.DefineRulesAction = () => FakeFluentValidationEngine.AssertThatProperty <int>(vm => vm.Quantity)
.Is.EqualTo(20).Or.Is.EqualTo(30);
FakeFluentValidationEngine.BuildRules();
// Act
FakeEditableViewModel.Quantity.Value = 25;
FakeEditableViewModel.WaitForPropertyValidationsToTerminate();
// Verify
VerifyThatRuleIsBroken(propertyName);
}
public void CanBreakRuleWithAndConjunction()
{
// Prepare
ConfigureThread();
FakeEditableViewModel.ConfigureExpectedNumberOfPropertyValidation(2);
var propertyName = FakeEditableViewModel.PurchasingPrice.PropertyMetadata.Name;
FakeFluentValidationEngine.DefineRulesAction = () => FakeFluentValidationEngine.AssertThatProperty <int>(vm => vm.PurchasingPrice)
.Is.LessThan(vm => vm.SellingPrice).And.Is.EqualTo(20);
FakeFluentValidationEngine.BuildRules();
// Act
FakeEditableViewModel.SellingPrice.Value = 21;
FakeEditableViewModel.PurchasingPrice.Value = 19;
FakeEditableViewModel.WaitForPropertyValidationsToTerminate();
// Verify
VerifyThatRuleIsBroken(propertyName);
}
public void CanBreakRuleThatUsesBetweenPropertiesOperator()
{
// Prepare
ConfigureThread();
FakeEditableViewModel.ConfigureExpectedNumberOfPropertyValidation(3);
var propertyName = FakeEditableViewModel.Quantity.PropertyMetadata.Name;
FakeFluentValidationEngine.DefineRulesAction = () => FakeFluentValidationEngine
.AssertThatProperty <int>(vm => vm.Quantity).Is.BetweenPoperties(vm => vm.PurchasingPrice, vm => vm.SellingPrice);
FakeFluentValidationEngine.BuildRules();
// Act
FakeEditableViewModel.PurchasingPrice.Value = 10;
FakeEditableViewModel.SellingPrice.Value = 20;
FakeEditableViewModel.Quantity.Value = 30;
FakeEditableViewModel.WaitForPropertyValidationsToTerminate();
// Verify
VerifyThatRuleIsBroken(propertyName);
}
public void CanBreakSimpleRuleWithCustomMessage()
{
// Prepare
ConfigureThread();
const string erroMessage = "PurchasingPrice must be greater that 20";
var propertyName = FakeEditableViewModel.PurchasingPrice.PropertyMetadata.Name;
FakeFluentValidationEngine.DefineRulesAction = () => FakeFluentValidationEngine.AssertThatProperty <int>(vm => vm.PurchasingPrice)
.Is.GreaterThan(20).Otherwise(erroMessage);
FakeFluentValidationEngine.BuildRules();
// Act
FakeEditableViewModel.PurchasingPrice.Value = 20;
FakeEditableViewModel.WaitForPropertyValidationsToTerminate();
// Verify
Assert.IsNotNull(FakeFluentValidationEngine.GetErrors(propertyName));
Assert.IsTrue(FakeFluentValidationEngine.GetErrors(propertyName).Any());
Assert.AreEqual(erroMessage, FakeFluentValidationEngine.GetErrors(propertyName).ToList() [0]);
}
public void WhenTwoPropertiesInvolvedErrorsOtherThanSharedOnesRemains()
{
// Prepare
ConfigureThread();
var purchasingPricePropertyName = FakeEditableViewModel.PurchasingPrice.PropertyMetadata.Name;
var sellingPricePropertyName = FakeEditableViewModel.SellingPrice.PropertyMetadata.Name;
FakeEditableViewModel.SellingPrice.Value = 30;
FakeEditableViewModel.PurchasingPrice.Value = 20;
FakeFluentValidationEngine.DefineRulesAction = () =>
{
// Selling price shoud be greater than 30
FakeFluentValidationEngine.AssertThatProperty <int>(
vm => vm.SellingPrice).Is.GreaterThan(30);
// Purchasing price shoud be less than Selling price
FakeFluentValidationEngine
.AssertThatProperty <int>(vm => vm.PurchasingPrice).Is.
LessThan(vm => vm.SellingPrice);
};
FakeFluentValidationEngine.BuildRules();
// Act
FakeEditableViewModel.ConfigureExpectedNumberOfPropertyValidation(2);
FakeEditableViewModel.SellingPrice.Value = 10;
FakeEditableViewModel.PurchasingPrice.Value = 15;
FakeEditableViewModel.WaitForPropertyValidationsToTerminate();
// Verify
var purchasingPriceErrors = FakeFluentValidationEngine.GetErrors(purchasingPricePropertyName);
var sellingPriceErrors = FakeFluentValidationEngine.GetErrors(sellingPricePropertyName);
Assert.IsNotNull(sellingPriceErrors);
Assert.IsTrue(sellingPriceErrors.Count() == 1);
Assert.IsNotNull(purchasingPriceErrors);
Assert.IsTrue(purchasingPriceErrors.Count() == 1);
}
public void CanDefineManyRulesOnOneProperty()
{
// Prepare
ConfigureThread();
var propertyName = FakeEditableViewModel.Quantity.PropertyMetadata.Name;
FakeFluentValidationEngine.DefineRulesAction =
() =>
{
FakeFluentValidationEngine.AssertThatProperty <int>(vm => vm.Quantity).Is.GreaterThan(20);
FakeFluentValidationEngine.AssertThatProperty <int>(vm => vm.Quantity).Is.EqualTo(40);
};
FakeFluentValidationEngine.BuildRules();
// Act
FakeEditableViewModel.Quantity.Value = 15;
FakeEditableViewModel.WaitForPropertyValidationsToTerminate();
// Verify
// if this is satisfied, that means that rules were broken
Assert.IsNotNull(FakeFluentValidationEngine.GetErrors(propertyName));
Assert.IsTrue(FakeFluentValidationEngine.GetErrors(propertyName).Count() == 2);
}