public void SettingValueToBranch_ChangesTheUnderlyingProperty()
{
var level1 = new Level1();
var branch = new ObservablePropertyBranch(level1, new PropertyPath("Level2.Level3.Property"));
branch.Value = 3;
Assert.Equal(3, level1.Level2.Level3.Property);
}
public void SettingValueToUnderlyingProperty_ChangesTheValueInBranch()
{
var level1 = new Level1();
level1.Level2.Level3.Property = 3;
var branch = new ObservablePropertyBranch(level1, new PropertyPath("Level2.Level3.Property"));
Assert.Equal(3, branch.Value);
}
public void OnePathOnly()
{
var level1 = new Level1();
var branch = new ObservablePropertyBranch(level1, new PropertyPath("Text"));
var newValue = "Hey now";
branch.Value = newValue;
Assert.Equal(level1.Text, newValue);
}
public void GetValueOfMemberOfStruct()
{
var level1 = new Level1();
level1.DateTime = new DateTime(1, 2, 3, 4, 5, 6);
var branch = new ObservablePropertyBranch(level1, new PropertyPath("DateTime.Minute"));
var day = branch.Value;
Assert.Equal(day, branch.Value);
}
public void SettingValueProperty_RaisesChangeInBranch()
{
var level1 = new Level1();
var branch = new ObservablePropertyBranch(level1, new PropertyPath("Level2.Level3.Property"));
bool received = false;
ObservableExtensions.Subscribe(branch.Values, v => received = ((int)v == 3));
level1.Level2.Level3.Property = 3;
Assert.True(received);
}