public void TestExceptionHandling()
{
//try catch
//try finally
//throw
var c = new CodeDomGenerator();
c.AddNamespace("Samples").AddClass("cls")
.AddMethod(MemberAttributes.Public | MemberAttributes.Static, typeof(string), () => "foo",
Emit.trycatch(Emit.@throw(() => new ApplicationException()))
.AddCatch(typeof(ApplicationException), "ex",
Emit.@return(() => "ok")
)
.AddFinally(Emit.stmt(() => Console.WriteLine())))
;
Console.WriteLine(c.GenerateCode(CodeDomGenerator.Language.CSharp));
Console.WriteLine(c.GenerateCode(CodeDomGenerator.Language.VB));
var ass = c.Compile();
Assert.IsNotNull(ass);
Type TestClass = ass.GetType("Samples.cls");
Assert.IsNotNull(TestClass);
}
public void Builder_Interface()
{
var c = new CodeDomGenerator();
c.AddNamespace("Samples")
.AddClass(Define.Class("TestClass", TypeAttributes.Public)
.Implements(typeof(IDisposable))
.AddMethod(MemberAttributes.Private, () => "Dispose",
Emit.@throw(() => new NotImplementedException())
).Implements(typeof(IDisposable))
).AddInterface(Define.Interface("Ixxx")
.AddMethod(MemberAttributes.Public, () => "First")
.AddMethod(MemberAttributes.Public, typeof(DateTime), () => "Second")
.AddProperty("TestClass", MemberAttributes.Public, "Third")
.AddGetProperty("TestClass", MemberAttributes.Public, "Fifth")
.AddEvent(typeof(EventHandler), MemberAttributes.Public, "Fourth")
).AddClass("xxx").Implements(new CodeTypeReference("Ixxx"))
.AddMethod(MemberAttributes.Private, () => "First",
Emit.@throw(() => new NotImplementedException())
).Implements(new CodeTypeReference("Ixxx"))
.AddMethod(MemberAttributes.Public, typeof(DateTime), () => "Second",
Emit.@throw(() => new NotImplementedException())
).Implements(new CodeTypeReference("Ixxx"))
.AddProperty("TestClass", MemberAttributes.Public, "Third",
CodeDom.CombineStmts(Emit.@throw(() => new NotImplementedException())),
Emit.@throw(() => new NotImplementedException())
).Implements("Ixxx")
.AddGetProperty("TestClass", MemberAttributes.Public, "Fifth",
Emit.@throw(() => new NotImplementedException())
).Implements(new CodeTypeReference("Ixxx"))
.AddEvent(typeof(EventHandler), MemberAttributes.Public, "Fourth"
).Implements("Ixxx")
.AddField(typeof(int), "_z", () => 100)
;
Console.WriteLine(c.GenerateCode(CodeDomGenerator.Language.CSharp));
Console.WriteLine(c.GenerateCode(CodeDomGenerator.Language.VB));
var ass = c.Compile();
Assert.IsNotNull(ass);
Type TestClass = ass.GetType("Samples.TestClass");
Assert.IsNotNull(TestClass);
ass = c.Compile(CodeDomGenerator.Language.VB);
Assert.IsNotNull(ass);
TestClass = ass.GetType("Samples.xxx");
Assert.IsNotNull(TestClass);
}
public void Builder_Property()
{
var c = new CodeDomGenerator();
c.AddNamespace("Samples").AddClass(Define.Class("TestClass")
.AddFields(
Define.Field(MemberAttributes.Private, typeof(string), "_s")
)
.AddProperty(
Define.Property(typeof(string), MemberAttributes.Public, "Test",
CodeDom.CombineStmts(Emit.@return(() => [email protected] <string>("_s"))),
Emit.assignField("_s", (string value) => value)
)
)
.AddProperty(
Define.Property(typeof(string), MemberAttributes.Public, "Test2", "_s")
)
.AddProperty(typeof(string), MemberAttributes.Public, "Test3", "_s")
.AddProperty("TestClass", MemberAttributes.Public, "Test4",
CodeDom.CombineStmts(Emit.@return(() => CodeDom.@this)),
Emit.@throw(() => new NotImplementedException(
CodeDom.Property <string>(CodeDom.VarRef("value"), "Test")
))
)
.AddMethod(MemberAttributes.Public, typeof(string), (int a) => "Test1",
Emit.assignProperty("Test", () => Guid.NewGuid().ToString()),
Emit.@return((int a) =>
a.ToString() + [email protected] <string>("Test")))
);
Console.WriteLine(c.GenerateCode(CodeDomGenerator.Language.CSharp));
Console.WriteLine(c.GenerateCode(CodeDomGenerator.Language.VB));
var ass = c.Compile();
Assert.IsNotNull(ass);
Type TestClass = ass.GetType("Samples.TestClass");
Assert.IsNotNull(TestClass);
object t = TestClass.InvokeMember(null, System.Reflection.BindingFlags.CreateInstance, null, null, null);
Assert.IsNotNull(t);
string s = TestClass.InvokeMember("Test1", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.InvokeMethod, null, t,
new object[] { 4 }) as string;
Assert.IsNotNull(s);
string TestProperty = s.Substring(1);
Assert.AreEqual(TestProperty, TestClass.InvokeMember("Test", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.GetProperty, null, t, null));
}
