public void FakeWFTemplateImperative1()
{
// This is the semantically equivalent code to the markup example.
// Any conditional logical in the construction of the activity
// tree is not representable in xaml.
//
var iVar = new FakeVariable <int>()
{
Name = "i"
};
var loop = new FakeForEach <int>()
{
LoopVariable = iVar,
ItemsSource = new int[] { 1, 2, 3 },
Body = () =>
new FakeAppendIntToString()
{
Target = new FakeLookupVariable <string>("global"),
Content = iVar
}
};
var global = new FakeVariable <string>()
{
Name = "global"
};
global.SetValue(null, "Hello World");
var environment = new FakeEnvironment();
environment.Variables[global.Name] = global;
loop.Invoke(environment);
string globalFinalValue = global.GetValue(null);
Assert.AreEqual("Hello World123", globalFinalValue);
}
public void FakeWFTemplateImperative3()
{
// This is identical to #2, however using a factory method
// to get better type infrencing. C# 3.0 doesn't do inferencing
// based on the LHS, so you have to type all the expr variables.
//
var loop = new FakeForEach <int>()
{
LoopVariable = new FakeVariable <int>()
{
Name = "i"
},
ItemsSource = new int[] { 1, 2, 3 },
Body = () =>
(FakeActivity) new FakeAppendIntToString()
{
Target = new FakeLookupVariable <string>("global"),
Content = new FakeLookupVariable <int>("i")
}
};
var global = new FakeVariable <string>()
{
Name = "global"
};
global.SetValue(null, "Hello World");
var environment = new FakeEnvironment();
environment.Variables[global.Name] = global;
loop.Invoke(environment);
string globalFinalValue = global.GetValue(null);
Assert.AreEqual("Hello World123", globalFinalValue);
}
public void FakeWFTemplateImperative2()
{
// This is the more natural C# developer intuition.
// Notice that the string LoopVariableName is effectively
// ignored.
//
var loop = new FakeForEach <int>()
{
LoopVariable = new FakeVariable <int>()
{
Name = "i"
},
ItemsSource = new int[] { 1, 2, 3 },
Body = () =>
new FakeAppendIntToString()
{
Target = new FakeLookupVariable <string>("global"),
Content = new FakeLookupVariable <int>("i")
}
};
var global = new FakeVariable <string>()
{
Name = "global"
};
global.SetValue(null, "Hello World");
var environment = new FakeEnvironment();
environment.Variables[global.Name] = global;
loop.Invoke(environment);
string globalFinalValue = global.GetValue(null);
Assert.AreEqual("Hello World123", globalFinalValue);
}
