public void DerivesFromViewModelBase()
{
// Arrange
BindableTestClass testClass = new BindableTestClass();
// Assert
testClass.GetType().Should().BeDerivedFrom <ViewModelBase>();
}
public void RaisePropertyChangedWhenPropertyValueChanges()
{
// Arrange
BindableTestClass testClass = new BindableTestClass();
testClass.MonitorEvents <INotifyPropertyChanged>();
// Act
testClass.Title = "Hello";
testClass.Number = 10;
testClass.Name = "Michael";
// Assert
testClass.ShouldRaisePropertyChangeFor(x => x.Title);
testClass.ShouldRaisePropertyChangeFor(x => x.Number);
testClass.ShouldRaisePropertyChangeFor(x => x.Name);
}
public void ChangesPropertyValue()
{
// Arrange
const string expectedTitle = "new Title";
const int expectedNumber = 32;
const string expectedName = "Andre";
// Act
BindableTestClass testClass = new BindableTestClass
{
Title = expectedTitle,
Number = expectedNumber,
Name = expectedName
};
// Assert
testClass.Title.Should().Be(expectedTitle);
testClass.Number.Should().Be(expectedNumber);
testClass.Name.Should().Be(expectedName);
}
public void DoNotRaisePropertyChangedWhenPropertyValuesGetSameValue()
{
// Arrange
const string expectedTitle = "new Title";
const int expectedNumber = 32;
const string expectedName = "Andre";
BindableTestClass testClass = new BindableTestClass(expectedTitle, expectedNumber, expectedName);
testClass.MonitorEvents <INotifyPropertyChanged>();
// Act
testClass.Title = expectedTitle;
testClass.Number = expectedNumber;
testClass.Name = expectedName;
// Assert
testClass.ShouldNotRaisePropertyChangeFor(x => x.Title);
testClass.ShouldNotRaisePropertyChangeFor(x => x.Number);
testClass.ShouldNotRaisePropertyChangeFor(x => x.Name);
}
