public void ConsumedCharsAreSpaced()
{
string text = "//j\r\n" +
"text";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
StreamReader result = preprocessor.Process();
Assert.AreEqual(" \r\ntext", result.ReadToEnd());
}
public void CommentBlockRemoved()
{
string text = "/* test */abc";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.EndsWith("abc"));
Assert.IsTrue(result.StartsWith(" "));
Assert.AreEqual(text.Length, result.Length);
}
public void CommentBlockWithHalfCommentIsRemoved()
{
string text = "/*/ test \r\n" +
"*/abc";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.EndsWith("abc"));
Assert.IsFalse(result.Contains("test"));
Assert.AreEqual(text.Length, result.Length);
}
public void DefinesAreRemoved()
{
string text = "#define ObjectIdFromObjectTypeAndInstanceId(cls,id) (System::UInt32)((((System::UInt32)(cls)) << 22) | ((System::UInt32)(id)))\r\n" +
"text";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.EndsWith("text"));
Assert.IsFalse(result.Contains("System"));
Assert.AreEqual(text.Length, result.Length);
}
public void BlockCommentInsideBlockCommentIsConsumed()
{
string text = "/* don't care \r\n" +
"don not care \r\n" +
"*/include";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.Contains("include"));
Assert.IsFalse(result.Contains("/"));
Assert.IsFalse(result.Contains("*"));
Assert.AreEqual(text.Length, result.Length);
}
public FileAnalyzer(StreamReader filestream, ICCMNotify callback, object context, bool suppressMethodSignatures, string filename,
ParserSwitchBehavior switchBehavior = ParserSwitchBehavior.TraditionalInclude)
{
this.buffer = new char[filestream.BaseStream.Length];
filestream.Read(this.buffer, 0, this.buffer.Length);
var processStream = new StreamReader(new MemoryStream(Encoding.Default.GetBytes(this.buffer)));
// run through preprocessor before setting up parser...
Preprocessor preprocessor = new Preprocessor(processStream);
StreamReader stream = preprocessor.Process();
// this construct should be fixed and support OCP
if (filename.ToLower().EndsWith(".js") || filename.ToLower().EndsWith(".ts"))
this.parser = LookAheadLangParser.CreateJavascriptParser(stream);
else
this.parser = LookAheadLangParser.CreateCppParser(stream);
this.callback = callback;
this.context = context;
this.suppressMethodSignatures = suppressMethodSignatures;
this.filename = filename;
this.switchBehavior = switchBehavior;
}
public void UnclosedQuotedTextInComment()
{
string text = "// not properly ' closed \r\n" +
"/* don't care \r\n" +
"*/include";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.Contains("include"));
Assert.IsFalse(result.Contains("/"));
Assert.IsFalse(result.Contains("*"));
Assert.AreEqual(text.Length, result.Length);
}
public void TestMultilineCppCommentWithExtraStarOnlyRemovesComment()
{
string text = "/* comment \r\n more comment\r\n text **/text";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.AreEqual("text", result.Trim());
Assert.AreEqual(text.Length, result.Length);
}
public void TestTabAfterEndIfDoesntThrowParserOff()
{
string text = "#ifdef false \r\n" +
"#ifdef false \r\n" +
" // something \r\n" +
"#else \r\n" +
" // something \r\n" +
"#endif\r\n" +
"#endif\t //comment\r\n" +
"text";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.AreEqual("text", result.Trim());
Assert.AreEqual(text.Length, result.Length);
}
public void PragmaRemoved()
{
string text = "#pragma warning(x: disable)\r\n" +
"text";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.EndsWith("text"));
Assert.IsFalse(result.Contains("disable"));
Assert.AreEqual(text.Length, result.Length);
}
public void SingleLineCommentEmbeddedInBlock()
{
string text = "/*// don't care about this one...\r\n*/def";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.Contains("def"));
Assert.IsFalse(result.Contains("care"));
Assert.AreEqual(text.Length, result.Length);
}
public void IfElseParanthesis()
{
string text = "#if(DEBUG)\r\n" +
" ddd \r\n" +
"#else \r\n" +
"uuuu\r\n" +
"#endif\r\n";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.Contains("uuuu"));
Assert.IsFalse(result.Contains("ddd"));
Assert.AreEqual(text.Length, result.Length);
}
public void NoDirectives()
{
string text = "the lazy brown fox";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
StreamReader result = preprocessor.Process();
Assert.AreEqual(text, result.ReadToEnd());
}
public void DiffStylePartialConditional()
{
string text = "152,153d153 \r\n " +
"< #endif \r\n " +
" public override string ToString() { return 1.ToString(); } \r\n " +
"188,22";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.StartsWith("152,153d153"));
Assert.IsTrue(result.EndsWith("188,22"));
Assert.AreEqual(text.Length, result.Length);
}
public void NestedIfDefsWithParentInclusive()
{
string text = "#if 1\r\n" +
"#if MY_MUTEX \r\n" +
"# define mutex() (1)\r\n" +
"#else\r\n" +
"static int mutex() {} \r\n" +
"#endif\r\n" +
"#endif\r\n";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.Contains("mutex()"));
Assert.AreEqual(text.Length, result.Length);
}
public void MultiLineDefineWithinIfdef()
{
string text = "#ifdef 1\r\n" +
"#define MCR one \\ \r\n" +
" two \\ \r\n" +
" three \r\n" +
"endif \r\n" +
"included";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.EndsWith("included"));
Assert.IsFalse(result.Contains("one"));
Assert.IsFalse(result.Contains("two"));
Assert.IsFalse(result.Contains("three"));
Assert.AreEqual(text.Length, result.Length);
}
public void DiffStyledStreamRemovesBlock()
{
string text = "152,153d153 \r\n " +
"< #if DEBUG \r\n " +
"< 155,167d154 \r\n " +
" public override string ToString() { return 1.ToString(); } \r\n " +
" < #endif \r\n" +
"188,22";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.StartsWith("152,153d153"));
Assert.IsTrue(result.EndsWith("188,22"));
Assert.IsFalse(result.Contains("ToString()"));
Assert.AreEqual(text.Length, result.Length);
}
public void IfDef1()
{
string text = "#ifdef 1 \r\n" +
"the lazy brown fox \r\n" +
"#endif\r\n";
string expect =
" \r\n" +
"the lazy brown fox \r\n" +
" \r\n";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.AreEqual(expect, result);
Assert.IsTrue(result.Contains("lazy brown fox"));
Assert.AreEqual(text.Length, result.Length);
}
public void IfNotDefined()
{
string text = "#ifndef UNK_DEFINE \r\n" +
"#ifndef UNK2 \r\n" +
" the lazy brown fox \r\n" +
"#endif\r\n" +
"#else \r\n" +
" energizing bunny \r\n" +
"#endif\r\n";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.Contains("the lazy brown fox"));
Assert.AreEqual(text.Length, result.Length);
}
public void IfnDefNestedInsideIfdef1()
{
string text = "#ifndef 1\r\n" +
"#ifndef MYS \r\n" +
"FINDERS KEEP\r\n" +
"#else\r\n" +
"static int mutex() {} \r\n" +
"#endif\r\n" +
"#endif\r\n" +
"bunny";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.Contains("bunny"));
Assert.IsFalse(result.Contains("static int"));
Assert.AreEqual(text.Length, result.Length);
}
public void Evalute1()
{
string text = "1";
Preprocessor expression = new Preprocessor(TestUtil.GetTextStream(text));
Assert.AreEqual(true, expression.EvaluateExpression());
}
public void IfDef0InsideText()
{
string text = "text" +
"#ifdef 0 \r\n" +
" the lazy brown fox \r\n" +
"#endif\r\n" +
"more text";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.StartsWith("text"));
Assert.IsTrue(result.EndsWith("more text"));
Assert.IsFalse(result.Contains("if"));
Assert.AreEqual(text.Length, result.Length);
}
public void MultipleIfDefsShouldExclude()
{
string text = "#ifdef _THE_DEFINE\r\n" +
"#ifdef _THE_DE2\r\n " +
"#ifdef ___DD\r\n" +
" the lazy brown fox \r\n" +
"#endif \r\n" +
"#endif \r\n" +
"#endif \r\n" +
"bunny";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.EndsWith("bunny"));
Assert.IsFalse(result.Contains("fox"));
Assert.AreEqual(text.Length, result.Length);
}
public void IfDefsWithWhiteSpaceIsHandled()
{
string text = "# ifdef _THE_DEFINE\r\n" +
" yada \r\n " +
"# else ___DD\r\n" +
"//comment\r\n" +
"bunny\r\n" +
"# endif\r\n";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.Contains("bunny"));
Assert.IsFalse(result.Contains("#"));
Assert.IsFalse(result.Contains("/"));
Assert.IsFalse(result.Contains("yada"));
Assert.IsFalse(result.Contains("//"));
Assert.IsFalse(result.Contains("comment"));
Assert.AreEqual(text.Length, result.Length);
}
public void MultipleIfDefsWithElse()
{
string text = "#ifdef 1\r\n" +
"#ifdef UNK2\r\n" +
" the lazy brown fox \r\n" +
"#endif \r\n" +
"#endif \r\n" +
"yesway2";
Preprocessor preprocessor = new Preprocessor(TestUtil.GetTextStream(text));
string result = preprocessor.Process().ReadToEnd();
Assert.IsTrue(result.EndsWith("yesway2"));
Assert.IsFalse(result.Contains("fox"));
Assert.AreEqual(text.Length, result.Length);
}
public StreamReader Process()
{
try
{
Stack <bool> blockInclusion = new Stack <bool>();
blockInclusion.Push(true); // start by including next block of text
do
{
if (Preprocessor.NextIsIfdef(this.parser))
{
ConsumeIfDef(this.parser);
// if we are currently excluding a block, i.e nested #if's, just push 0 onto the inclusion
if (!blockInclusion.Peek())
{
blockInclusion.Push(false);
}
else
{
blockInclusion.Push(EvaluateExpression());
}
MoveToNextLineSpaceOutput();
}
else if (Preprocessor.NextIsElse(this.parser) && blockInclusion.Count > 1)
{
// just reverse the inclusion book-keeping
bool blockShouldInclude = blockInclusion.Pop();
// check if parent inclusing says no
if (!blockInclusion.Peek())
{
blockInclusion.Push(false);
}
else
{
blockInclusion.Push(!blockShouldInclude);
}
MoveToNextLineSpaceOutput();
}
else if (Preprocessor.NextIsEndif(this.parser) && blockInclusion.Count > 1)
{
blockInclusion.Pop();
MoveToNextLineSpaceOutput();
}
else if (Preprocessor.NextIsIfndef(this.parser))
{
ConsumeIfndef(this.parser);
if (!blockInclusion.Peek())
{
blockInclusion.Push(false);
}
else
{
blockInclusion.Push(!EvaluateExpression());
}
MoveToNextLineSpaceOutput();
}
else if (Preprocessor.NextIsCommentBlock(this.parser))
{
ConsumeComments();
}
else if (this.parser.PeekNextKeyword().Equals("#"))
{
ConsumeDirectiveMultiLine();
}
else
{
if (blockInclusion.Peek())
{
this.sb.Append(this.parser.NextKeyword());
}
else
{
ConumseNextKeyWordSpaceOutput(); // move the stream ahead without including its data...
}
}
}while (true);
}
catch (EndOfStreamException)
{
}
catch (Exception)
{
throw new PreprocessorException();
}
return(Preprocessor.GetTextStream(this.sb.ToString()));
}
