public void WhenValuesAreEqual_ShouldDoNothing()
{
bool val1 = true, val2 = val1;
var demo = new DemoModel();
using (demo.CreatePropertyChangedObservable().Subscribe(_ => throw new InvalidOperationException()))
{
demo.SetPropertyAndNotify(ref val1, val2, "Test");
}
Assert.Equal(val1, val2);
}
public void WhenSomeArgumentsAreInvalid_ShouldNotifyAboutValidElements()
{
var expectedResults = this.argument_forTest2.Where(name => !string.IsNullOrWhiteSpace(name));
var results = new List <string>(expectedResults.Count());
var model = new DemoModel();
using (model.CreatePropertyChangedObservable().Subscribe(name => results.Add(name)))
{
model.RaisePropertiesChanged(this.argument_forTest2);
}
Assert.Equal(expectedResults, results);
}
public void WhenArgumentIsNull_ShouldDoNothing()
{
var model = new DemoModel();
object result = null;
object testValue = new object();
using (model.CreatePropertyChangedObservable()
.Subscribe(name => result = testValue))
{
model.RaisePropertiesChanged(argument_forTest1);
}
Assert.Null(result);
}
public void WhenValuesAreEqual_ShouldDoNothing()
{
int val1 = 2, val2 = val1;
var demo = new DemoModel();
using (demo.CreatePropertyChangedObservable().Subscribe(_ => throw new InvalidOperationException()))
{
demo.SetPropertyAndNotifyMany(ref val1, val2, " ", "", null, "example");
}
string[] nullArray = null;
demo.SetPropertyAndNotifyMany(ref val1, val2, nullArray);
Assert.Equal(val1, val2);
}
public void WhenValuesAreNotEqualAndSomePropertyNamesAreNotEmpty_ShouldSetValueAndNotifyAboutNotEmptyElements()
{
object val1 = "val1";
object val2 = "val2";
var demo = new DemoModel();
var testedValues = new string[] { "Name", " Name1 ds", null, "", " " };
var expectedValues = testedValues.Where(name => !string.IsNullOrWhiteSpace(name));
var results = new List <string>();
using (demo.CreatePropertyChangedObservable().Subscribe(name => results.Add(name)))
{
demo.SetPropertyAndNotifyMany(ref val2, val1, testedValues);
}
Assert.Equal(val1, val2);
Assert.Equal(expectedValues, results);
}
public void WhenValuesAreNotEqual_PropertyNamesInTestCases_ShouldSetValueAndNotifyAboutValidElements(string propertyName, bool shouldRaiseEvent)
{
object val1 = "val1";
object val2 = "val2";
var demo = new DemoModel();
if (shouldRaiseEvent)
{
Assert.PropertyChanged(demo, propertyName, () => demo.SetPropertyAndNotify(ref val2, val1, propertyName));
}
else
{
using (demo.CreatePropertyChangedObservable().Subscribe(_ => throw new InvalidOperationException()))
{
demo.SetPropertyAndNotify(ref val2, val1, propertyName);
}
}
Assert.Equal(val1, val2);
}
