public void SettersAppliedOnConditionChanged()
{
var setterbp = BindableProperty.Create("bar", typeof(string), typeof(BindableObject), null);
var element = new MockElement();
var trigger = new DataTrigger(typeof(VisualElement))
{
Binding = new Binding("foo"),
Value = "foobar",
Setters =
{
new Setter {
Property = setterbp, Value = "qux"
},
}
};
element.SetValue(setterbp, "default");
element.Triggers.Add(trigger);
Assert.AreEqual("default", element.GetValue(setterbp));
element.BindingContext = new { foo = "foobar" };
Assert.AreEqual("qux", element.GetValue(setterbp));
element.BindingContext = new { foo = "" };
Assert.AreEqual("default", element.GetValue(setterbp));
}
public void SettersNotAppliedOnAttachIfOneConditionIsFalse()
{
var conditionbp = BindableProperty.Create("foo", typeof(string), typeof(BindableObject), null);
var setterbp = BindableProperty.Create("bar", typeof(string), typeof(BindableObject), null);
var element = new MockElement();
var multiTrigger = new MultiTrigger(typeof(VisualElement))
{
Conditions =
{
new PropertyCondition {
Property = conditionbp, Value = "foobar"
},
new BindingCondition {
Binding = new Binding("baz"), Value = "foobaz"
},
},
Setters =
{
new Setter {
Property = setterbp, Value = "qux"
},
}
};
element.SetValue(setterbp, "default");
element.SetValue(conditionbp, "foobar");
element.BindingContext = new { baz = "foobazXX" };
Assert.AreEqual("default", element.GetValue(setterbp));
element.Triggers.Add(multiTrigger);
Assert.AreEqual("default", element.GetValue(setterbp));
}
public void SettersUnappliedOnDetach ()
{
var conditionbp = BindableProperty.Create ("foo", typeof(string), typeof(BindableObject), null);
var setterbp = BindableProperty.Create ("bar", typeof(string), typeof(BindableObject), null);
var element = new MockElement ();
var multiTrigger = new MultiTrigger (typeof(VisualElement)) {
Conditions = {
new PropertyCondition { Property = conditionbp, Value = "foobar" },
new BindingCondition { Binding = new Binding ("baz"), Value = "foobaz" },
},
Setters = {
new Setter { Property = setterbp, Value = "qux" },
}
};
element.SetValue (setterbp, "default");
element.BindingContext = new {baz = "" };
element.Triggers.Add (multiTrigger);
Assert.AreEqual ("default", element.GetValue (setterbp)); //both conditions false
element.SetValue (conditionbp, "foobar");
Assert.AreEqual ("default", element.GetValue (setterbp)); //one condition false
element.BindingContext = new {baz = "foobaz"};
Assert.AreEqual ("qux", element.GetValue (setterbp)); //both condition true
element.Triggers.Remove (multiTrigger);
Assert.AreEqual ("default", element.GetValue (setterbp));
}
public void SettersUnappliedOnDetach()
{
var conditionbp = BindableProperty.Create("foo", typeof(string), typeof(BindableObject), null);
var setterbp = BindableProperty.Create("bar", typeof(string), typeof(BindableObject), null);
var element = new MockElement();
var trigger = new Trigger(typeof(VisualElement))
{
Property = conditionbp,
Value = "foobar",
Setters =
{
new Setter {
Property = setterbp, Value = "qux"
},
}
};
element.SetValue(setterbp, "default");
element.Triggers.Add(trigger);
Assert.AreEqual("default", element.GetValue(setterbp));
element.SetValue(conditionbp, "foobar");
Assert.AreEqual("qux", element.GetValue(setterbp));
element.Triggers.Remove(trigger);
Assert.AreEqual("default", element.GetValue(setterbp));
}
// https://bugzilla.xamarin.com/show_bug.cgi?id=32896
public void SettersWithBindingsUnappliedIfConditionIsFalse()
{
var conditionbp = BindableProperty.Create("foo", typeof(string), typeof(BindableObject), null);
var setterbp = BindableProperty.Create("bar", typeof(string), typeof(BindableObject), null);
var element = new MockElement();
var trigger = new Trigger(typeof(VisualElement))
{
Property = conditionbp,
Value = "foobar",
Setters =
{
new Setter {
Property = setterbp, Value = new Binding(".", source: "Qux")
},
}
};
element.SetValue(setterbp, "default");
element.Triggers.Add(trigger);
Assume.That(element.GetValue(setterbp), Is.EqualTo("default"));
//sets the condition to true
element.SetValue(conditionbp, "foobar");
Assume.That(element.GetValue(setterbp), Is.EqualTo("Qux"));
//unsets the condition
element.SetValue(conditionbp, "baz");
Assert.That(element.GetValue(setterbp), Is.EqualTo("default"));
}
public void TriggersAppliedOnMultipleElements()
{
var setterbp = BindableProperty.Create("bar", typeof(string), typeof(BindableObject), null);
var trigger = new DataTrigger(typeof(VisualElement))
{
Binding = new Binding("foo"),
Value = "foobar",
Setters =
{
new Setter {
Property = setterbp, Value = "qux"
},
}
};
var element0 = new MockElement {
Triggers = { trigger }
};
var element1 = new MockElement {
Triggers = { trigger }
};
element0.BindingContext = element1.BindingContext = new { foo = "foobar" };
Assert.AreEqual("qux", element0.GetValue(setterbp));
Assert.AreEqual("qux", element1.GetValue(setterbp));
}
public void SettersAppliedOnAttachIfConditionIsTrue ()
{
var conditionbp = BindableProperty.Create ("foo", typeof(string), typeof(BindableObject), null);
var setterbp = BindableProperty.Create ("bar", typeof(string), typeof(BindableObject), null);
var element = new MockElement ();
var trigger = new Trigger (typeof(VisualElement)) {
Property = conditionbp,
Value = "foobar",
Setters = {
new Setter { Property = setterbp, Value = "qux" },
}
};
element.SetValue (setterbp, "default");
element.SetValue (conditionbp, "foobar");
Assert.AreEqual ("default", element.GetValue (setterbp));
element.Triggers.Add (trigger);
Assert.AreEqual ("qux", element.GetValue (setterbp));
}
public void SettersAppliedAndUnappliedOnConditionsChange()
{
var conditionbp = BindableProperty.Create("foo", typeof(string), typeof(BindableObject), null);
var setterbp = BindableProperty.Create("bar", typeof(string), typeof(BindableObject), null);
var element = new MockElement();
var multiTrigger = new MultiTrigger(typeof(VisualElement))
{
Conditions =
{
new PropertyCondition {
Property = conditionbp, Value = "foobar"
},
new BindingCondition {
Binding = new Binding("baz"), Value = "foobaz"
},
},
Setters =
{
new Setter {
Property = setterbp, Value = "qux"
},
}
};
element.SetValue(setterbp, "default");
element.BindingContext = new { baz = "" };
element.Triggers.Add(multiTrigger);
Assert.AreEqual("default", element.GetValue(setterbp)); //both conditions false
element.SetValue(conditionbp, "foobar");
Assert.AreEqual("default", element.GetValue(setterbp)); //one condition false
element.BindingContext = new { baz = "foobaz" };
Assert.AreEqual("qux", element.GetValue(setterbp)); //both condition true
element.BindingContext = new { baz = "" };
Assert.AreEqual("default", element.GetValue(setterbp)); //one condition false
element.BindingContext = new { baz = "foobaz" };
Assert.AreEqual("qux", element.GetValue(setterbp)); //both condition true
element.SetValue(conditionbp, "");
Assert.AreEqual("default", element.GetValue(setterbp)); //one condition false
element.SetValue(conditionbp, "foobar");
Assert.AreEqual("qux", element.GetValue(setterbp)); //both condition true
element.SetValue(conditionbp, "");
element.BindingContext = new { baz = "foobaz" };
Assert.AreEqual("default", element.GetValue(setterbp)); //both conditions false
}
