public void NanoContainerCanBeBuiltFromCodeOnTheFly()
{
// Boo relies on indentation so start at column 1. MUST NOT BE REFORMATTED
string code = @"
import PicoContainer from PicoContainer
import PicoContainer.Defaults from PicoContainer
class BooInjector:
[Property(Parent)]
_parent as IPicoContainer
def Compose() as IMutablePicoContainer:
p = DefaultPicoContainer(_parent)
p.RegisterComponentInstance(10, 1000)
return p
";
IMutablePicoContainer parent = new DefaultPicoContainer();
ContainerBuilderFacade cbf = new BooContainerBuilderFacade(ScriptFixture.BuildStreamReader(code));
IPicoContainer pico = cbf.Build(parent, new ArrayList());
Assert.IsNotNull(pico);
Assert.AreSame(parent, pico.Parent);
Assert.AreEqual(1000, pico.GetComponentInstance(10));
}
public void ContainerCanBeBuiltWithParent()
{
IMutablePicoContainer parent = new DefaultPicoContainer();
ContainerBuilderFacade cbf = new BooContainerBuilderFacade(GetStreamReader(@"NanoContainer.Tests.TestScripts.test.boo"));
IPicoContainer pico = cbf.Build(parent, new ArrayList());
Assert.IsNotNull(pico);
Assert.AreSame(parent, pico.Parent);
Assert.AreEqual("Boo", pico.GetComponentInstance("foo"));
}
private IPicoContainer BuildContainer(string script)
{
IMutablePicoContainer parent = new DefaultPicoContainer();
ContainerBuilderFacade containerBuilderFacade = new BooContainerBuilderFacade(ScriptFixture.BuildStreamReader(script));
// register "this" test dll as an assembly to use
StringCollection assemblies = new StringCollection();
assemblies.Add("NanoContainer.Tests.dll");
return containerBuilderFacade.Build(parent, assemblies);
}
public void CreateContainerFromNullScriptThrowsArgumentNullException()
{
string script = null;
StreamReader scriptStream = new StreamReader(new MemoryStream(new ASCIIEncoding().GetBytes(script)));
ContainerBuilderFacade cbf = new BooContainerBuilderFacade(scriptStream);
cbf.Build(new ArrayList());
}
/// <summary>
/// not sure if this is a good idea, .NET has a predefined way of finding assemblies
///
/// Boo doesn't allow you reference an external assembly not found in the normal ways.
/// The workaround is to pass an array of assemblies to ContainerBuilder.BuildContainer() in code
/// defeating the purpose using a Boo script an an injector.
///
/// intentionally not marked as Test
/// </summary>
public void LoadFromAnExternalAssembly()
{
// not implemented
FileInfo testCompDll = new FileInfo("../../../TestComp/bin/Debug/TestComp.dll");
Assert.IsTrue(testCompDll.Exists);
string script = @"
import PicoContainer from PicoContainer
import PicoContainer.Defaults from PicoContainer
import TestComp from TestComp
class BooInjector:
[Property(Parent)]
_parent as IPicoContainer
def Compose() as IMutablePicoContainer:
p = DefaultPicoContainer(_parent)
p.RegisterComponentImplementation(""foo"", typeof(TestComp))
return p
";
// collect the external assemblies to pass into BuildContainer
IList assemblies = new ArrayList();
assemblies.Add(testCompDll.FullName);
StreamReader scriptStream = new StreamReader(new MemoryStream(Encoding.UTF8.GetBytes(script)));
IMutablePicoContainer parent = new DefaultPicoContainer();
ContainerBuilderFacade cbf = new BooContainerBuilderFacade(scriptStream);
IPicoContainer pico = cbf.Build(parent, assemblies);
object fooTestComp = pico.GetComponentInstance("foo");
Assert.IsNotNull(fooTestComp, "Container should have a 'foo' component");
}