public async Task TwoWay_Cleans_JavascriptObject_Listeners_When_Object_Is_Not_Part_Of_The_Graph_Array_Js_Context()
{
var dataContext = new BasicListTestViewModel();
var child = new BasicTestViewModel();
dataContext.Children.Add(child);
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, dataContext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
CheckObjectObservability(js, ObjectObservability.ReadOnlyObservable);
var childrenJs = GetCollectionAttribute(js, "Children");
var childJs = childrenJs.GetValue(0);
await CheckObjectObservabilityAsync(childJs, ObjectObservability.Observable);
var observableCollection = GetAttribute(js, "Children");
Call(observableCollection, "pop");
await CheckHasListenerAsync(childJs, false);
}
};
await RunAsync(test);
}
public async Task TwoWay_Unlistens_When_Property_Is_Changed(BasicTestViewModel remplacementChild)
{
var child = new BasicTestViewModel();
var dataContext = new BasicTestViewModel {
Child = child
};
var test = new TestInContextAsync()
{
Bind = (win) => HtmlBinding.Bind(win, dataContext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
child.ListenerCount.Should().Be(1);
await DoSafeAsyncUI(() => dataContext.Child = remplacementChild);
await WaitAnotherWebContextCycle();
child.ListenerCount.Should().Be(0);
//If still listening to child, this will raise an exception
//for changing property on the wrong thread
var third = new BasicTestViewModel();
Action safe = () => child.Child = third;
await DoSafeAsync(() => safe.Should().NotThrow());
}
};
await RunAsync(test);
}
public async Task TwoWay_should_clean_javascriptObject_listeners_when_object_is_not_part_of_the_graph_array_js_context()
{
var datacontext = new BasicListTestViewModel();
var child = new BasicTestViewModel();
datacontext.Children.Add(child);
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, datacontext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
CheckReadOnly(js, true);
var childrenJs = GetCollectionAttribute(js, "Children");
var childJs = childrenJs.GetValue(0);
CheckReadOnly(childJs, false);
var operabelCollection = GetAttribute(js, "Children");
Call(operabelCollection, "pop");
await Task.Delay(150);
CheckHasListener(childJs, false);
}
};
await RunAsync(test);
}
public async Task TwoWay_Cleans_JavascriptObject_Listeners_When_Object_Is_Not_Part_Of_The_Graph_Multiple_Changes(BasicTestViewModel remplacementChild)
{
var dataContext = new BasicFatherTestViewModel();
var child = new BasicTestViewModel();
dataContext.Child = child;
var tempChild1 = new BasicTestViewModel();
var tempChild2 = new BasicTestViewModel();
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, dataContext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
var childJs = GetAttribute(js, "Child");
CheckObjectObservability(childJs, ObjectObservability.Observable);
await DoSafeAsyncUI(() =>
{
dataContext.Child = tempChild1;
dataContext.Child = tempChild2;
dataContext.Child = remplacementChild;
});
await CheckHasListenerAsync(childJs, false);
}
};
await RunAsync(test);
}
public async Task TwoWay_should_clean_javascriptObject_listeners_when_object_is_not_part_of_the_graph(BasicTestViewModel remplacementChild)
{
var datacontext = new BasicFatherTestViewModel();
var child = new BasicTestViewModel();
datacontext.Child = child;
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, datacontext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
var childJs = GetAttribute(js, "Child");
CheckReadOnly(childJs, false);
DoSafeUI(() => datacontext.Child = remplacementChild);
await Task.Delay(150);
CheckHasListener(childJs, false);
}
};
await RunAsync(test);
}
public async Task TwoWay_should_clean_javascriptObject_listeners_when_object_is_not_part_of_the_graph_js()
{
var datacontext = new BasicFatherTestViewModel();
var child = new BasicTestViewModel();
datacontext.Child = child;
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, datacontext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
var childJs = GetAttribute(js, "Child");
CheckReadOnly(childJs, false);
var nullJs = Factory.CreateNull();
SetAttribute(js, "Child", nullJs);
await Task.Delay(150);
DoSafeUI(() => datacontext.Child.Should().BeNull());
child.ListenerCount.Should().Be(0);
await Task.Delay(100);
CheckHasListener(childJs, false);
}
};
await RunAsync(test);
}
public async Task TwoWay_Listens_after_set_from_javascript_side()
{
var root = new BasicTestTwoChildrenViewModel();
var child = new BasicTestViewModel();
root.Child1 = child;
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, root, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var rootJs = mb.JsRootObject;
var childJs = GetAttribute(rootJs, "Child1");
await SetAttributeAsync(rootJs, "Child2", childJs);
await DoSafeAsyncUI(() =>
{
root.Child2.Should().Be(child);
root.Child1 = null;
});
child.ListenerCount.Should().Be(1);
}
};
await RunAsync(test);
}
public async Task TwoWay_Unlistens_When_Object_Is_Not_Part_Of_The_Graph_Respecting_Cycle(
BasicTestViewModel root, BasicTestViewModel breaker, BasicTestViewModel[] survivores,
BasicTestViewModel[] cleaned)
{
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, root, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
await DoSafeAsyncUI(() => breaker.Child = null);
//This block allow to wait for another loop of UI/Js context thread to be executed
{
var child = await EvaluateSafeUIAsync(() => breaker.Child);
child.Should().BeNull();
}
survivores.ForEach(sur => sur.ListenerCount.Should().Be(1));
cleaned.ForEach(sur => sur.ListenerCount.Should().Be(0));
}
};
await RunAsync(test);
}
public async Task TwoWay_Unlistens_When_Object_Is_Not_Part_of_The_Graph_Respecting_Cycle_Transient_Changes(
BasicTestViewModel root, BasicTestViewModel breaker, BasicTestViewModel[] survivors,
BasicTestViewModel[] cleaned)
{
var tempChild1 = new BasicTestViewModel();
var tempChild2 = new BasicTestViewModel();
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, root, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
await DoSafeAsyncUI(() =>
{
breaker.Child = tempChild1;
breaker.Child = tempChild2;
breaker.Child = null;
});
survivors.ForEach(sur => sur.ListenerCount.Should().Be(1));
cleaned.ForEach(sur => sur.ListenerCount.Should().Be(0));
new[] { tempChild1, tempChild2 }.ForEach(sur => sur.ListenerCount.Should().Be(0));
}
};
await RunAsync(test);
}
public async Task TwoWay_Unlistens_When_Property_Has_Transients_Changes(BasicTestViewModel remplacementChild)
{
var child = new BasicTestViewModel();
var dataContext = new BasicTestViewModel {
Child = child
};
var tempChild1 = new BasicTestViewModel();
var tempChild2 = new BasicTestViewModel();
var test = new TestInContextAsync()
{
Bind = (win) => HtmlBinding.Bind(win, dataContext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
child.ListenerCount.Should().Be(1);
await DoSafeAsyncUI(() =>
{
dataContext.Child = tempChild1;
dataContext.Child = tempChild2;
dataContext.Child = remplacementChild;
});
await WaitAnotherWebContextCycle();
tempChild1.ListenerCount.Should().Be(0);
tempChild2.ListenerCount.Should().Be(0);
child.ListenerCount.Should().Be(0);
}
};
await RunAsync(test);
}
public async Task TwoWay_Cleans_Javascript_Objects_Cache_When_Object_Is_Not_Part_Of_The_Graph(
BasicTestViewModel replacementChild)
{
var dataContext = new BasicFatherTestViewModel();
var child = new BasicTestViewModel();
dataContext.Child = child;
var test = new TestInContextAsync()
{
Bind = (win) => HtmlBinding.Bind(win, dataContext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
var childJs = GetAttribute(js, "Child");
await DoSafeAsyncUI(() => dataContext.Child = replacementChild);
await WaitAnotherWebContextCycle();
var myCommand = await GetAttributeAsync(js, "Command");
await DoSafeAsync(() => Call(myCommand, "Execute", childJs));
await DoSafeAsyncUI(() =>
{
dataContext.CallCount.Should().Be(0);
dataContext.LastCallElement.Should().BeNull();
});
}
};
await RunAsync(test);
}
public async Task TwoWay_Calls_Command_With_Correct_Argument()
{
var fakeTestViewModel = new BasicFatherTestViewModel();
var child = new BasicTestViewModel();
fakeTestViewModel.Child = child;
var test = new TestInContextAsync()
{
Bind = (win) => HtmlBinding.Bind(win, fakeTestViewModel, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
var childJs = GetAttribute(js, "Child");
var jsCommand = GetAttribute(js, "Command");
await DoSafeAsync(() => Call(jsCommand, "Execute", childJs));
await DoSafeAsyncUI(() =>
{
fakeTestViewModel.CallCount.Should().Be(1);
fakeTestViewModel.LastCallElement.Should().Be(child);
});
}
};
await RunAsync(test);
}
public async Task TwoWay_Cleans_JavascriptObject_Listeners_When_Object_Is_Not_Part_Of_The_Graph_Js()
{
var dataContext = new BasicFatherTestViewModel();
var child = new BasicTestViewModel();
dataContext.Child = child;
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, dataContext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
var childJs = GetAttribute(js, "Child");
CheckObjectObservability(childJs, ObjectObservability.Observable);
var nullJs = Factory.CreateNull();
await SetAttributeAsync(js, "Child", nullJs);
await DoSafeAsyncUI(() => dataContext.Child.Should().BeNull());
child.ListenerCount.Should().Be(0);
//await WaitAnotherWebContextCycle();
await CheckHasListenerAsync(childJs, false);
}
};
await RunAsync(test);
}
public async Task TwoWay_cleans_javascriptObject_listeners_when_object_is_not_part_of_the_graph_array_context(BasicTestViewModel remplacementChild)
{
var datacontext = new BasicListTestViewModel();
var child = new BasicTestViewModel();
datacontext.Children.Add(child);
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, datacontext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
CheckObjectObservability(js, ObjectObservability.ReadOnlyObservable);
var childrenJs = GetCollectionAttribute(js, "Children");
var childJs = childrenJs.GetValue(0);
CheckObjectObservability(childJs, ObjectObservability.Observable);
DoSafeUI(() => datacontext.Children[0] = remplacementChild);
await Task.Delay(150);
CheckHasListener(childJs, false);
}
};
await RunAsync(test);
}
private static BasicTestViewModel BuildLongCircular()
{
var circularLong = new BasicTestViewModel {
Child = new BasicTestViewModel {
Child = new BasicTestViewModel()
}
};
circularLong.Child.Child.Child = circularLong;
return(circularLong);
}
public async Task TwoWay_ResultCommand_Can_Be_Listened_From_CSharp_When_Used_As_Vm()
{
var child = new BasicTestViewModel();
var function = Substitute.For <Func <int, BasicTestViewModel> >();
function.Invoke(Arg.Any <int>()).Returns(child);
var dataContext = new FactoryFatherTestViewModel(function);
var test = new TestInContextAsync()
{
Path = TestContext.IndexPromise,
Bind = (win) => HtmlBinding.Bind(win, dataContext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
var factory = GetAttribute(js, "Factory");
var jsCommand = GetAttribute(factory, "CreateObject");
var cb = GetCallBackObject();
Call(jsCommand, "Execute", _WebView.Factory.CreateInt(25), cb);
await Task.Delay(200);
DoSafeUI(() => { });
var resValue = _WebView.GetGlobal().GetValue("res");
var originalValue = GetAttribute(resValue, nameof(BasicTestViewModel.Value)).GetIntValue();
originalValue.Should().Be(-1);
SetAttribute(js, nameof(FactoryFatherTestViewModel.Child), resValue);
var res = GetAttribute(js, nameof(FactoryFatherTestViewModel.Child));
res.IsObject.Should().BeTrue();
await Task.Delay(200);
DoSafeUI(() => dataContext.Child.Should().Be(child));
var newInt = 45;
SetAttribute(resValue, nameof(BasicTestViewModel.Value), _WebView.Factory.CreateInt(newInt));
var updatedValue = GetAttribute(resValue, nameof(BasicTestViewModel.Value)).GetIntValue();
updatedValue.Should().Be(newInt);
await Task.Delay(200);
DoSafeUI(() => dataContext.Child.Value.Should().Be(newInt));
}
};
await RunAsync(test);
}
public async Task TwoWay_Listens_To_All_Changes()
{
var child = new BasicTestViewModel();
var datacontext = new BasicTestViewModel {
Child = child
};
var test = new TestInContextAsync()
{
Bind = (win) => HtmlBinding.Bind(win, datacontext, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var js = mb.JsRootObject;
DoSafeUI(() => datacontext.Child = null);
await Task.Delay(300);
var third = new BasicTestViewModel();
child.Child = third;
DoSafeUI(() => datacontext.Child = child);
await Task.Delay(300);
DoSafeUI(() => third.Value = 3);
await Task.Delay(300);
var child1 = GetAttribute(js, "Child");
var child2 = GetAttribute(child1, "Child");
var value = GetIntAttribute(child2, "Value");
value.Should().Be(3);
var newvalue = 44;
var intJS = _WebView.Factory.CreateInt(newvalue);
SetAttribute(child2, "Value", intJS);
await Task.Delay(300);
DoSafeUI(() =>
{
third.Value.Should().Be(newvalue);
});
}
};
await RunAsync(test);
}
public async Task TwoWay_Unlistens_To_Elements_Removed_From_List_By_Set()
{
var root = BuildList();
var list = root.Children.ToList();
var removed = list[0];
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, root, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
var newChild = new BasicTestViewModel();
await DoSafeAsyncUI(() => root.Children[0] = newChild);
removed.ListenerCount.Should().Be(0);
list.Skip(1).ForEach(child => child.ListenerCount.Should().Be(1));
newChild.ListenerCount.Should().Be(1);
}
};
await RunAsync(test);
}
public async Task TwoWay_Unlistens_When_Object_Is_Not_Part_Of_The_Graph_Respecting_Cycle(BasicTestViewModel root, BasicTestViewModel breaker, BasicTestViewModel[] survivores, BasicTestViewModel[] cleaned)
{
var test = new TestInContextAsync()
{
Bind = (win) => Bind(win, root, JavascriptBindingMode.TwoWay),
Test = async(mb) =>
{
await DoSafeAsyncUI(() => breaker.Child = null);
survivores.ForEach(sur => sur.ListenerCount.Should().Be(1));
cleaned.ForEach(sur => sur.ListenerCount.Should().Be(0));
}
};
await RunAsync(test);
}
