public void SetPropertyValueTest_EqualReference()
{
var vm = new ViewModelMock().RegisterCounter();
var obj = new object();
vm.SetPropertyValue(ref obj, obj, "PropertyName");
Assert.AreEqual(0, vm.PropertyChangedRaisedCount);
}
public void SetPropertyValueTest_Equal()
{
var vm = new ViewModelMock().RegisterCounter();
string oldValue = "String";
vm.SetPropertyValue(ref oldValue, "String", "PropertyName");
Assert.AreEqual(0, vm.PropertyChangedRaisedCount);
}
public void SetPropertyValueTest_ClearNull()
{
var vm = new ViewModelMock().RegisterCounter();
object?oldValue = null;
vm.SetPropertyValue(ref oldValue, new object(), "PropertyName");
Assert.AreEqual(1, vm.PropertyChangedRaisedCount);
}
public void SetPropertyValueTest()
{
var vm = new ViewModelMock().RegisterCounter();
int value = 13;
vm.SetPropertyValue(ref value, 0, "Test");
Assert.AreEqual(1, vm.PropertyChangedRaisedCount);
Assert.AreEqual(0, value);
}