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CodeDom Assistant

, 21 Sep 2007
Generating CodeDom Code By Parsing C# or VB
codedomassistant_demo.zip
CodeDomAssistant_Demo
CodeDomAssistant.exe
ICSharpCode.NRefactory.dll
RemoteLoader.dll
SciLexer.dll
ScintillaNet.dll
codedomassistant_src.zip
sln.CodeDomAssistant
CodeDomAssistant
bin
Debug
SciLexer.dll
Properties
Settings.settings
NRefactory
NRefactoryASTGenerator
AST
Project
Configuration
Resources
ICSharpCode.NRefactory.snk
Src
Ast
General
Lexer
BuildKeywords.pl
CSharp
Special
VBNet
Parser
CSharp
cs.ATG
Frames
Parser.frame
Scanner.frame
SharpCoco.exe
VBNet
VBNET.ATG
PrettyPrinter
CSharp
VBNet
Visitors
Test
General
Lexer
CSharp
VBNet
Output
CodeDOM
CSharp
VBNet
Parser
Expressions
GlobalScope
Statements
TypeLevel
RemoteLoader
Properties
ScintillaNET
Configuration
Builtin
LexerKeywordListNames
LexerStyleNames
FindReplace
Printing
Properties
Resources
DeleteHS.png
GoToNextMessage - Copy.png
GoToNextMessage.png
GoToPreviousMessage.png
LineColorHS.png
Thumbs.db
ScintillaNET.csproj.vspscc
Snippets
// <file>
//     <copyright see="prj:///doc/copyright.txt"/>
//     <license see="prj:///doc/license.txt"/>
//     <owner name="Mike Krüger" email="mike@icsharpcode.net"/>
//     <version>$Revision: 1609 $</version>
// </file>

using System;
using System.IO;
using NUnit.Framework;
using ICSharpCode.NRefactory.Parser;
using ICSharpCode.NRefactory.Ast;

namespace ICSharpCode.NRefactory.Tests.Ast
{
	[TestFixture]
	public class InvocationExpressionTests
	{
		void CheckSimpleInvoke(InvocationExpression ie)
		{
			Assert.AreEqual(0, ie.Arguments.Count);
			Assert.IsTrue(ie.TargetObject is IdentifierExpression);
			Assert.AreEqual("myMethod", ((IdentifierExpression)ie.TargetObject).Identifier);
		}
		
		void CheckGenericInvoke(InvocationExpression expr)
		{
			Assert.AreEqual(1, expr.Arguments.Count);
			Assert.IsTrue(expr.TargetObject is IdentifierExpression);
			Assert.AreEqual("myMethod", ((IdentifierExpression)expr.TargetObject).Identifier);
			Assert.AreEqual(1, expr.TypeArguments.Count);
			Assert.AreEqual("System.Char", expr.TypeArguments[0].SystemType);
		}
		
		void CheckGenericInvoke2(InvocationExpression expr)
		{
			Assert.AreEqual(0, expr.Arguments.Count);
			Assert.IsTrue(expr.TargetObject is IdentifierExpression);
			Assert.AreEqual("myMethod", ((IdentifierExpression)expr.TargetObject).Identifier);
			Assert.AreEqual(2, expr.TypeArguments.Count);
			Assert.AreEqual("T", expr.TypeArguments[0].SystemType);
			Assert.AreEqual("System.Boolean", expr.TypeArguments[1].SystemType);
		}
		
		
		#region C#
		[Test]
		public void CSharpSimpleInvocationExpressionTest()
		{
			CheckSimpleInvoke(ParseUtilCSharp.ParseExpression<InvocationExpression>("myMethod()"));
		}
		
		[Test]
		public void CSharpGenericInvocationExpressionTest()
		{
			CheckGenericInvoke(ParseUtilCSharp.ParseExpression<InvocationExpression>("myMethod<char>('a')"));
		}
		
		[Test]
		public void CSharpGenericInvocation2ExpressionTest()
		{
			CheckGenericInvoke2(ParseUtilCSharp.ParseExpression<InvocationExpression>("myMethod<T,bool>()"));
		}
		
		[Test]
		public void CSharpInvalidNestedInvocationExpressionTest()
		{
			// this test was written because this bug caused the AbstractASTVisitor to crash
			
			InvocationExpression expr = ParseUtilCSharp.ParseExpression<InvocationExpression>("WriteLine(myMethod(,))", true);
			Assert.IsTrue(expr.TargetObject is IdentifierExpression);
			Assert.AreEqual("WriteLine", ((IdentifierExpression)expr.TargetObject).Identifier);
			
			Assert.AreEqual(1, expr.Arguments.Count); // here a second null parameter was added incorrectly
			
			Assert.IsTrue(expr.Arguments[0] is InvocationExpression);
			CheckSimpleInvoke((InvocationExpression)expr.Arguments[0]);
		}
		#endregion
		
		#region VB.NET
		[Test]
		public void VBNetSimpleInvocationExpressionTest()
		{
			CheckSimpleInvoke(ParseUtilVBNet.ParseExpression<InvocationExpression>("myMethod()"));
		}
		
		[Test]
		public void VBNetGenericInvocationExpressionTest()
		{
			CheckGenericInvoke(ParseUtilVBNet.ParseExpression<InvocationExpression>("myMethod(Of Char)(\"a\"c)"));
		}
		
		[Test]
		public void VBNetGenericInvocation2ExpressionTest()
		{
			CheckGenericInvoke2(ParseUtilVBNet.ParseExpression<InvocationExpression>("myMethod(Of T, Boolean)()"));
		}
		
		[Test]
		public void PrimitiveExpression1Test()
		{
			InvocationExpression ie = ParseUtilVBNet.ParseExpression<InvocationExpression>("546.ToString()");
			Assert.AreEqual(0, ie.Arguments.Count);
		}
		
		#endregion
	}
}

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About the Author

raygilbert
Web Developer
Australia Australia
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Web03 | 2.8.140926.1 | Last Updated 21 Sep 2007
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