Added little command line tool to test the AST roundtrip.

3 files changed, 158 insertions, 0 deletions

diff --git a/ICSharpCode.NRefactory.CSharp.AstVerifier/AssemblyInfo.cs b/ICSharpCode.NRefactory.CSharp.AstVerifier/AssemblyInfo.cs
new file mode 100644
index 00000000..7bd701be
--- /dev/null
+++ b/ICSharpCode.NRefactory.CSharp.AstVerifier/AssemblyInfo.cs
@@ -0,0 +1,27 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+
+// Information about this assembly is defined by the following attributes. 
+// Change them to the values specific to your project.
+
+[assembly: AssemblyTitle("ICSharpCode.NRefactory.CSharp.AstVerifier")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("")]
+[assembly: AssemblyCopyright("mike")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
+// The form "{Major}.{Minor}.*" will automatically update the build and revision,
+// and "{Major}.{Minor}.{Build}.*" will update just the revision.
+
+[assembly: AssemblyVersion("1.0.*")]
+
+// The following attributes are used to specify the signing key for the assembly, 
+// if desired. See the Mono documentation for more information about signing.
+
+//[assembly: AssemblyDelaySign(false)]
+//[assembly: AssemblyKeyFile("")]
+
diff --git a/ICSharpCode.NRefactory.CSharp.AstVerifier/ICSharpCode.NRefactory.CSharp.AstVerifier.csproj b/ICSharpCode.NRefactory.CSharp.AstVerifier/ICSharpCode.NRefactory.CSharp.AstVerifier.csproj
new file mode 100644
index 00000000..bd6e1e82
--- /dev/null
+++ b/ICSharpCode.NRefactory.CSharp.AstVerifier/ICSharpCode.NRefactory.CSharp.AstVerifier.csproj
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProductVersion>10.0.0</ProductVersion>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{961DADFA-7CE6-429F-BC22-47630D6DB826}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>ICSharpCode.NRefactory.CSharp.AstVerifier</RootNamespace>
+    <AssemblyName>AstVerifier</AssemblyName>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug</OutputPath>
+    <DefineConstants>DEBUG;</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <Externalconsole>true</Externalconsole>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>none</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Release</OutputPath>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <Externalconsole>true</Externalconsole>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Main.cs" />
+    <Compile Include="AssemblyInfo.cs" />
+  </ItemGroup>
+  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
+  <ItemGroup>
+    <ProjectReference Include="..\ICSharpCode.NRefactory.CSharp\ICSharpCode.NRefactory.CSharp.csproj">
+      <Project>{53DCA265-3C3C-42F9-B647-F72BA678122B}</Project>
+      <Name>ICSharpCode.NRefactory.CSharp</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\ICSharpCode.NRefactory\ICSharpCode.NRefactory.csproj">
+      <Project>{3B2A5653-EC97-4001-BB9B-D90F1AF2C371}</Project>
+      <Name>ICSharpCode.NRefactory</Name>
+    </ProjectReference>
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/ICSharpCode.NRefactory.CSharp.AstVerifier/Main.cs b/ICSharpCode.NRefactory.CSharp.AstVerifier/Main.cs
new file mode 100644
index 00000000..b178babd
--- /dev/null
+++ b/ICSharpCode.NRefactory.CSharp.AstVerifier/Main.cs
@@ -0,0 +1,82 @@
+using System;
+using System.IO;
+
+namespace ICSharpCode.NRefactory.CSharp.AstVerifier
+{
+	class MainClass
+	{
+		static bool IsMatch (string src1, string src2, out int i, out int j)
+		{
+			i = 0;
+			j = 0;
+			while (i < src1.Length && j < src2.Length) {
+				char c1 = src1 [i];
+				char c2 = src2 [j];
+				if (char.IsWhiteSpace (c1)) {
+					i++;
+					continue;
+				}
+				if (char.IsWhiteSpace (c2)) {
+					j++;
+					continue;
+				}
+				if (c1 != c2) {
+					Console.WriteLine ( i + ":"+ c1 + "!= " +j +":" + c2);
+					return false;
+				}
+				i++;
+				j++;
+			}
+			while (i < src1.Length && char.IsWhiteSpace (src1[i])) {
+				i++;
+			}
+			while (j < src2.Length && char.IsWhiteSpace (src2[j])) {
+				j++;
+			}
+
+			return i == src1.Length && j == src2.Length;
+		}
+
+		public static void Main (string[] args)
+		{
+			if (args.Length == 0) {
+				Console.WriteLine ("Usage: AstVerifier [Directory]");
+				return;
+			}
+			try {
+				if (!Directory.Exists (args[0])) {
+					Console.WriteLine ("Directory not found.");
+					return;
+				}
+			} catch (IOException) {
+				Console.WriteLine ("Exception while trying to access the directory.");
+				return;
+			}
+			int failed = 0, passed = 0;
+			Console.WriteLine ("search in " + args [0]);
+			foreach (var file in Directory.GetFileSystemEntries (args[0], "*", SearchOption.AllDirectories)) {
+				if (!file.EndsWith (".cs"))
+					continue;
+				string text = File.ReadAllText (file);
+				var unit = CompilationUnit.Parse (text, file);
+				if (unit == null)
+					continue;
+				string generated = unit.GetText ();
+				int i, j;
+				if (!IsMatch (text, generated, out i, out j)) {
+					if (i > 0 && j > 0) {
+						Console.WriteLine ("fail :" + file + "----original:");
+						Console.WriteLine (text.Substring (0, i + 1));
+						Console.WriteLine ("----generated:");
+						Console.WriteLine (generated.Substring (0, j + 1));
+					}
+					failed++;
+				} else {
+					passed++;
+				}
+			}
+
+			Console.WriteLine ("{0} passed, {1} failed", passed, failed);
+		}
+	}
+}