public void ParserShouldParseMultiExpressionWithCustomObjectValueDynamic2()
{
const string targetPath = "Text";
const string sourcePath1 = "SourceText1";
const string sourcePath2 = "SourceText2";
const string objectName = "TestObject";
const string binding = "Text SourceText1 + SourceText2 == $TestObject.IntProperty";
var targetObj = new object();
var model = new BindingSourceModel { IntProperty = 10 };
var args = new object[] { 9, 1, model.IntProperty };
var provider = new BindingProvider();
var resolver = new BindingResourceResolver();
BindingServiceProvider.ResourceResolver = resolver;
resolver.AddObject(objectName, new BindingResourceObject(model), true);
IBindingParser bindingParser = CreateBindingParser(bindingProvider: provider);
var context = new BindingBuilder(bindingParser.Parse(binding, EmptyContext, targetObj, null).Single());
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
var expression = context.GetData(BindingBuilderConstants.MultiExpression);
expression(context, args).ShouldEqual(true);
var sources = context.GetData(BindingBuilderConstants.Sources);
BindingSourceShouldBeValidDataContext(targetObj, sources[0].Invoke(context), sourcePath1);
BindingSourceShouldBeValidDataContext(targetObj, sources[1].Invoke(context), sourcePath2);
BindingSourceShouldBeValid(sources[2].Invoke(context),
GetMemberPath(model, sourceModel => sourceModel.IntProperty), model);
}
public void ParserShouldParseMultiExpressionWithConverter()
{
const string targetPath = "Text";
const string sourcePath1 = "SourceText1";
const string sourcePath2 = "SourceText2";
const string converterName = "TestConverter";
const string binding = "Text $TestConverter(SourceText1, SourceText2)";
var target = new object();
var args = new object[] { "tset", 1 };
var sourceModel = new BindingSourceModel { IntProperty = int.MaxValue };
var bindingMock = new DataBindingMock
{
TargetAccessor = new BindingSourceAccessorMock
{
Source = new BindingSourceMock
{
GetPathMembers = b => new BindingPathMembersMock(this, BindingPath.Create("IntProperty"), new BindingMemberInfo("IntProperty", BindingSourceModel.IntPropertyInfo, typeof(BindingSourceModel)))
}
}
};
var converterMock = new ValueConverterCoreMock
{
Convert = (o, type, arg3, arg4) =>
{
type.ShouldEqual(BindingSourceModel.IntPropertyInfo.PropertyType);
o.ShouldEqual(args[0]);
arg3.ShouldEqual(args[1]);
return sourceModel;
}
};
var provider = new BindingProvider();
var resolver = new BindingResourceResolver();
BindingServiceProvider.ResourceResolver = resolver;
resolver.AddConverter(converterName, converterMock, true);
IBindingParser bindingParser = CreateBindingParser(bindingProvider: provider);
var context = new BindingBuilder(bindingParser.Parse(binding, EmptyContext, target, null).Single());
context.Add(BindingConstants.Binding, bindingMock);
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
var expression = context.GetData(BindingBuilderConstants.MultiExpression);
expression(context, args).ShouldEqual(sourceModel);
var sources = context.GetData(BindingBuilderConstants.Sources);
BindingSourceShouldBeValidDataContext(target, sources[0].Invoke(context), sourcePath1);
BindingSourceShouldBeValidDataContext(target, sources[1].Invoke(context), sourcePath2);
}
public void ParserShouldParseMultiExpressionWithCustomObjectValueDynamic1()
{
const string targetPath = "Text";
const string sourcePath1 = "SourceText1";
const string sourcePath2 = "SourceText2";
const string sourcePath3 = "Item1";
const string objectName = "TestObject";
const string binding = "Text SourceText1 + SourceText2 == $TestObject.Item1";
var target = new object();
var tuple = new Tuple<int>(10);
var expressionObject = new BindingResourceObject(tuple);
var args = new object[] { 9, 1, tuple.Item1 };
var provider = new BindingProvider();
var resolver = new BindingResourceResolver();
BindingServiceProvider.ResourceResolver = resolver;
resolver.AddObject(objectName, expressionObject, true);
IBindingParser bindingParser = CreateBindingParser(bindingProvider: provider);
var context = new BindingBuilder(bindingParser.Parse(binding, EmptyContext, target, null).Single());
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
var expression = context.GetData(BindingBuilderConstants.MultiExpression);
expression(context, args).ShouldEqual(true);
var sources = context.GetData(BindingBuilderConstants.Sources);
BindingSourceShouldBeValidDataContext(target, sources[0].Invoke(context), sourcePath1);
BindingSourceShouldBeValidDataContext(target, sources[1].Invoke(context), sourcePath2);
BindingSourceShouldBeValid(sources[2].Invoke(context), sourcePath3, tuple);
}
public void ParserShouldParseMultiExpressionWithCustomMethod()
{
const string targetPath = "Text";
const string sourcePath1 = "SourceText1";
const string sourcePath2 = "SourceText2";
const string methodName = "TestMethod";
const string binding = "Text $TestMethod(SourceText1, SourceText2).IntProperty";
var target = new object();
var args = new object[] { "tset", 1 };
var sourceModel = new BindingSourceModel { IntProperty = int.MaxValue };
var provider = new BindingProvider();
var resolver = new BindingResourceResolver();
BindingServiceProvider.ResourceResolver = resolver;
var method = new BindingResourceMethod((list, objects, c) =>
{
objects[0].ShouldEqual(args[0]);
objects[1].ShouldEqual(args[1]);
return sourceModel;
}, typeof(BindingSourceModel));
resolver.AddMethod(methodName, method, true);
IBindingParser bindingParser = CreateBindingParser(bindingProvider: provider);
var context = new BindingBuilder(bindingParser.Parse(binding, EmptyContext, target, null).Single());
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
var expression = context.GetData(BindingBuilderConstants.MultiExpression);
expression(context, args).ShouldEqual(sourceModel.IntProperty);
var sources = context.GetData(BindingBuilderConstants.Sources);
BindingSourceShouldBeValidDataContext(target, sources[0].Invoke(context), sourcePath1);
BindingSourceShouldBeValidDataContext(target, sources[1].Invoke(context), sourcePath2);
}
protected virtual IBindingParser CreateBindingParser(IVisualTreeManager treeManager = null, IBindingProvider bindingProvider = null, IObserverProvider observerProvider = null)
{
if (bindingProvider == null)
bindingProvider = new BindingProvider();
BindingServiceProvider.BindingProvider = bindingProvider;
if (treeManager != null)
BindingServiceProvider.VisualTreeManager = treeManager;
if (observerProvider != null)
BindingServiceProvider.ObserverProvider = observerProvider;
return new BindingParser();
}
public void ParserShouldParseMultiExpressionWithOneTimeScope()
{
const string targetPath = "Text";
const string sourcePath1 = "SourceText1";
const string sourcePath2 = "SourceText2";
const string sourcePath3 = "SourceText3";
const string methodName = "TestMethod";
const string binding = "Text $OneTime($TestMethod(SourceText1, SourceText2).IntProperty) + SourceText3";
const int firstValue = -1;
int executionCount = 0;
var target = new object();
var args = new object[] { "tset", 1, 3 };
var sourceModel = new BindingSourceModel { IntProperty = firstValue };
var provider = new BindingProvider();
var resolver = new BindingResourceResolver();
BindingServiceProvider.ResourceResolver = resolver;
var method = new BindingResourceMethod((list, objects, c) =>
{
++executionCount;
objects[0].ShouldEqual(args[0]);
objects[1].ShouldEqual(args[1]);
return sourceModel;
}, typeof(BindingSourceModel));
resolver.AddMethod(methodName, method, true);
IBindingParser bindingParser = CreateBindingParser(bindingProvider: provider);
var context = new BindingBuilder(bindingParser.Parse(binding, EmptyContext, target, null).Single());
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
var expression = context.GetData(BindingBuilderConstants.MultiExpression);
expression(context, args).ShouldEqual(firstValue + 3);
sourceModel.IntProperty = int.MinValue;
args[2] = 5;
expression(context, args).ShouldEqual(firstValue + 5);
args[2] = 6;
expression(context, args).ShouldEqual(firstValue + 6);
executionCount.ShouldEqual(1);
var sources = context.GetData(BindingBuilderConstants.Sources);
BindingSourceShouldBeValidDataContext(target, sources[0].Invoke(context), sourcePath1);
BindingSourceShouldBeValidDataContext(target, sources[1].Invoke(context), sourcePath2);
BindingSourceShouldBeValidDataContext(target, sources[2].Invoke(context), sourcePath3);
}
public void ParserShouldParseMultiExpressionWithCustomObjectValueStatic2()
{
const string targetPath = "Text";
const string sourcePath1 = "SourceText1";
const string sourcePath2 = "SourceText2";
const string objectName = "TestObject";
const string binding = "Text (SourceText1 + SourceText2).GetHashCode() == $$TestObject.GetHashCode()";
var target = new object();
var args = new object[] { 9, 1 };
var provider = new BindingProvider();
var resolver = new BindingResourceResolver();
BindingServiceProvider.ResourceResolver = resolver;
resolver.AddObject(objectName, new BindingResourceObject(10), true);
IBindingParser bindingParser = CreateBindingParser(bindingProvider: provider);
var context = new BindingBuilder(bindingParser.Parse(target, binding, null, null).Single());
IBindingPath path = context.GetData(BindingBuilderConstants.TargetPath);
path.Path.ShouldEqual(targetPath);
var expression = context.GetData(BindingBuilderConstants.MultiExpression);
expression(context, args).ShouldEqual(true);
var sources = context.GetData(BindingBuilderConstants.Sources);
BindingSourceShouldBeValidDataContext(target, sources[0].Invoke(context), sourcePath1);
BindingSourceShouldBeValidDataContext(target, sources[1].Invoke(context), sourcePath2);
}