public void ParserShouldParseExpressionWithDynamicObjectMethodGenericAccessExpression()
{
const string targetPath = "Text";
const string binding = "Text $context.InvokeMethod<string>(TestValue)";
IBindingParser bindingParser = CreateBindingParser();
var context = new BindingBuilder(bindingParser.Parse(binding, EmptyContext, new object(), null).Single());
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
var dynamicObject = new DynamicObjectMock
{
InvokeMember = (name, list, types, dataContext) =>
{
types.Count.ShouldEqual(1);
types[0].ShouldEqual(typeof(string));
name.ShouldEqual("InvokeMethod");
dataContext.ShouldEqual(context);
list.Count.ShouldEqual(1);
return list[0];
}
};
var expression = context.GetData(BindingBuilderConstants.MultiExpression);
expression(context, new object[] { dynamicObject, expression }).ShouldEqual(expression);
}
public void ParserShouldParseExpressionWithDynamicObjectIndexerAccessConstant()
{
const string targetPath = "Text";
const string sourcePath = "[\"value\"]";
const string binding = "Text ['value']";
var target = new object();
IBindingParser bindingParser = CreateBindingParser();
var context = new BindingBuilder(bindingParser.Parse(binding, EmptyContext, target, null).Single());
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
bool invokedObserve = false;
var dynamicObject = new DynamicObjectMock
{
GetMember = (s, list) =>
{
throw new NotSupportedException();
},
TryObserve = (s, listener) =>
{
s.ShouldEqual(sourcePath);
invokedObserve = true;
return null;
},
GetIndex = (list, dataContext) =>
{
list.Count.ShouldEqual(1);
list[0].ShouldEqual("value");
return context;
}
};
var source = context.GetData(BindingBuilderConstants.Sources)[0].Invoke(context);
BindingSourceShouldBeValidDataContext(target, source, sourcePath);
BindingServiceProvider.ContextManager.GetBindingContext(target).Value = dynamicObject;
BindingSourceShouldBeValidDataContext(target, source, sourcePath);
invokedObserve.ShouldBeTrue();
var pathMembers = source.GetPathMembers(true);
pathMembers.AllMembersAvailable.ShouldBeTrue();
pathMembers.LastMember.GetValue(pathMembers.PenultimateValue, null).ShouldEqual(context);
}
public void ParserShouldParseExpressionWithDynamicObjectIndexerAccessExpression()
{
const string targetPath = "Text";
const string binding = "Text $context[TestValue]";
IBindingParser bindingParser = CreateBindingParser();
var context = new BindingBuilder(bindingParser.Parse(binding, EmptyContext, new object(), null).Single());
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
var dynamicObject = new DynamicObjectMock
{
GetIndex = (list, dataContext) =>
{
dataContext.ShouldEqual(context);
list.Count.ShouldEqual(1);
return list[0];
}
};
var expression = context.GetData(BindingBuilderConstants.MultiExpression);
expression(context, new object[] { dynamicObject, expression }).ShouldEqual(expression);
}
public void ParserShouldParseExpressionWithDynamicObjectMemberAccess()
{
const string targetPath = "Text";
const string sourcePath = "TestValue";
const string binding = "Text TestValue";
var target = new object();
IBindingParser bindingParser = CreateBindingParser();
var context = new BindingBuilder(bindingParser.Parse(target, binding, null, null).Single());
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
bool invokedObserve = false;
var dynamicObject = new DynamicObjectMock
{
GetMember = (s, list) =>
{
list.IsNullOrEmpty().ShouldBeTrue();
s.ShouldEqual(sourcePath);
return context;
},
TryObserve = (s, listener) =>
{
s.ShouldEqual(sourcePath);
invokedObserve = true;
return null;
}
};
var source = context.GetData(BindingBuilderConstants.Sources)[0].Invoke(context);
source.GetPathMembers(true);
source.ValueChanged += (sender, args) => { };
BindingSourceShouldBeValidDataContext(target, source, sourcePath);
BindingServiceProvider.ContextManager.GetBindingContext(target).Value = dynamicObject;
BindingSourceShouldBeValidDataContext(target, source, sourcePath);
invokedObserve.ShouldBeTrue();
var pathMembers = source.GetPathMembers(true);
pathMembers.AllMembersAvailable.ShouldBeTrue();
pathMembers.LastMember.GetValue(pathMembers.PenultimateValue, null).ShouldEqual(context);
}
