void SetValue <T>(T value, ObservableProperty <T> property, BoundProperty <T> boundProperty)
{
ErrorsChangedRaised = false;
boundProperty.ErrorsChanged += ErrorsChangedVerificationHandler;
property.Value = value;
boundProperty.ErrorsChanged -= ErrorsChangedVerificationHandler;
}
void AssertNoValidationError <T>(BoundProperty <T> property)
{
Then("the Error property should be empty", () => property.Error == string.Empty);
Then("the value of 'Value' of the indexer should be empty", () => ((IDataErrorInfo)property)["Value"] == string.Empty);
Then("the Errors property should be empty", () => !property.Errors.Any());
Then("the HasErrors property should be false", () => !property.HasErrors);
Then("the value of the GetErrors whose parameter is 'Value' should be empty", () => !((INotifyDataErrorInfo)property).GetErrors("Value").Cast <string>().Any());
}
public BoundPropertySpec_Validation()
{
PropertyNotAttributedValidation = new BoundProperty <string>().Bind(Property);
PropertyAttributedValidation = new BoundProperty <string>().Bind(Property);
PropertyAttributedMultiValidations = new BoundProperty <string>().Bind(Property);
RequiredProperty = new BoundProperty <string>().Bind(Property);
LocalizablePropertyAttributedValidation = new BoundProperty <string>().Bind(Property);
ErrorsChangedVerificationHandler = (s, e) => ErrorsChangedRaised = true;
}
void AssertValidationError <T>(BoundProperty <T> property, params string[] messages)
{
var expectedMessage = string.Join(Environment.NewLine, messages);
Then("the Error property should be the specified message", () => property.Error == expectedMessage);
Then("the value of 'Value' of the indexer should be the specified message", () => ((IDataErrorInfo)property)["Value"] == expectedMessage);
Then("the Errors property should be the specified message", () => property.Errors.SequenceEqual(messages));
Then("the HasErrors property should be true", () => property.HasErrors);
Then("the value of the GetErrors whose parameter is 'Value' should be the specified message", () =>
((INotifyDataErrorInfo)property).GetErrors("Value").Cast <string>().SequenceEqual(messages)
);
}
void Ex03() => Expect("the value of the property should be the specified value", () => BoundProperty <string> .Of("Test").Value == "Test");
void Ex02()
{
Given("a property whose value is not null", () => Property = ObservableProperty <string> .Of("Test"));
Given("a BoundProperty that binds a given property", () => BoundProperty = BoundProperty <string> .Of(null).Bind(Property));
When("the property value changing handler in which the value changing is canceled is added", () => Property.PropertyValueChanging += (s, e) => e.Disable());
When("the property value changed handler is added", () => Property.PropertyValueChanged += (s, e) =>
{
OldPropertyValue = e.OldValue;
NewPropertyValue = e.NewValue;
});
When("the value of the property is changed", () => Property.Value = "Changed");
Then("the property changed event handler should not be called", () => OldPropertyValue == null && NewPropertyValue == null);
Then("the value of the BoundProperty should not be changed", () => BoundProperty.Value == "Test");
}
void Ex01()
{
Given("a property whose value is null", () => Property = new ObservableProperty <string>());
Given("a BoundProperty that binds a given property", () => BoundProperty = BoundProperty <string> .Of(null).Bind(Property));
When("the property value changed handler is added", () => Property.PropertyValueChanged += (s, e) =>
{
OldPropertyValue = e.OldValue;
NewPropertyValue = e.NewValue;
});
When("the value of the property is changed", () => Property.Value = "Changed");
Then("the old value of the property value changed handler should be the previous value", () => OldPropertyValue == null);
Then("the new value of the property value changed handler should be the changed value", () => NewPropertyValue == "Changed");
Then("the value of the BoundProperty should be the changed value", () => BoundProperty.Value == "Changed");
}
/// <summary>
/// Converts the specified value to the bound property.
/// </summary>
/// <typeparam name="T">The type of the property value.</typeparam>
/// <param name="target">The object that is converted to the bound property.</param>
/// <returns>The instance of the <see cref="BoundProperty{T}"/> class.</returns>
public static BoundProperty <T> ToBoundProperty <T>(this T target) => BoundProperty <T> .Of(target);
public BoundPropertySpec_Binding_OneWayWithConverter()
{
Property1 = BoundProperty <string> .Of("Test1");
Property2 = ObservableProperty <int> .Of(3);
}
public BoundProperty_Spec_Binding_MultiBinding()
{
Property = BoundProperty <string> .Of("Test1");
}
public BoundPropertySpec_Binding_OneWay()
{
Property1 = BoundProperty<string>.Of("Test1");
Property2 = ObservableProperty<string>.Of("Test2");
}
void Ex01()
{
When("the delay of the property value change of the BoundProperty is enabled", () => BoundProperty.EnableDelayValueChange(TimeSpan.FromMilliseconds(100)));
When("the property value is changed", () => Property.Value = "Changed");
Then("the BoundProperty value should not be changed", () => BoundProperty.Value == "Test");
When("to wait for the delay time", async() => await Task.Delay(200));
Then("the BoundProperty value should be changed", () => BoundProperty.Value == "Changed");
When("the delay of the property value change of the BoundProperty is disabled", () => BoundProperty.DisableDelayValueChange());
When("the property value is changed", () => Property.Value = "Modified");
Then("the BoundProperty value should be changed", () => BoundProperty.Value == "Modified");
}
public BoundPropertySpec_DelayValueChange()
{
BoundProperty.Bind(Property);
}
