public void FindDefinitionsByNameDifferentCaseTest()
{
string text = "\"Start symbol\" = <start>";
var target = new GoldParsedDocument ();
target.Parse (text);
var enumerator = target.FindDefinitionsByName("\"START SYMBOL\"").GetEnumerator ();
Assert.IsTrue (enumerator.MoveNext ());
}
public void FindDefinitionsByNameTest()
{
string text = "if='if'\r\n"+
"<expr>::=<expr>'+'<add>\r\n"+
"if = 'IF'";
var target = new GoldParsedDocument ();
target.Parse (text);
var enumerator = target.FindDefinitionsByName ("if").GetEnumerator ();
var actualList = new List<DefinitionNode> ();
while (enumerator.MoveNext())
{
actualList.Add (enumerator.Current);
}
Assert.AreEqual (2, actualList.Count);
Assert.AreEqual ("if", actualList [0].Name);
Assert.AreEqual ("if", actualList [1].Name);
}
public void FindTerminalDeclarationsTest()
{
//case 1: terminal defined once
string text = "if='if'\r\n"+
"<expr>::=<expr>'+'<add>";
var target = new GoldParsedDocument ();
target.Parse (text);
var declList = target.FindDefinitionsByType(DefinitionType.Terminal);
Assert.NotNull (declList);
var enumerator = declList.GetEnumerator ();
//expecting 1 terminal definition
// put into a sequence
var actualList = new List<DefinitionNode> ();
while (enumerator.MoveNext())
{
actualList.Add (enumerator.Current);
}
Assert.AreEqual (1, actualList.Count);
Assert.AreEqual (DefinitionType.Terminal, actualList [0].Type);
//case 2: terminal contains redefinition
text = "if='if'\r\n"+
"<expr>::=<expr>'+'<add>\r\n"+
"if = 'IF'";
target = new GoldParsedDocument ();
target.Parse (text);
enumerator = target.FindDefinitionsByType (DefinitionType.Terminal).GetEnumerator ();
actualList.Clear ();
while (enumerator.MoveNext())
{
actualList.Add (enumerator.Current);
}
Assert.AreEqual (2, actualList.Count);
}
/// <summary>
/// Parses the given file.
/// </summary>
/// <remarks>
/// This will be invoked by the IDE when the document is changed in the editor
/// </remarks>
public override ParsedDocument Parse(bool storeAst, string fileName, System.IO.TextReader content, MonoDevelop.Projects.Project project = null)
{
var doc = new GoldParsedDocument ();
doc.Parse (content.ReadToEnd ());
return doc;
}
/// <summary>
/// Initializes a new instance of the <see cref="GoldAddin.CompletionProvider"/> class.
/// </summary>
/// <param name="text">text to provide completion data from</param>
public CompletionProvider(string text)
{
data = text;
doc = new GoldParsedDocument ();
doc.Parse (text);
}
public void FindTokenByTypeTest()
{
string text =
"<A>::=<B>\r\n" + //0-10
"|<C>\r\n" + //11-16
"(?\r\n" + //17-20
"{myset}=[abc]";//21-33
var target = new GoldParsedDocument ();
target.Parse (text);
var enumerator = target.FindTokensByType (DefinitionType.SetName).GetEnumerator ();
Assert.IsTrue (enumerator.MoveNext ());
Assert.AreEqual ("{myset}", enumerator.Current.Text);
enumerator = target.FindTokensByType (DefinitionType.NonTerminal).GetEnumerator ();
Assert.IsTrue (enumerator.MoveNext ());
Assert.AreEqual("<A>",enumerator.Current.Text);
Assert.IsTrue (enumerator.MoveNext ());
Assert.AreEqual("<B>",enumerator.Current.Text);
Assert.IsTrue (enumerator.MoveNext ());
Assert.AreEqual("<C>",enumerator.Current.Text);
Assert.IsFalse (enumerator.MoveNext ());
}
public void TerminalLiteralsNotConfusedForTerminalsTest()
{
string text = "'if'='if'\r\n"+
"<expr>::=<expr>'+'<add>";
var target = new GoldParsedDocument ();
target.Parse (text);
var enumerator = target.FindDefinitionsByType (DefinitionType.Terminal).GetEnumerator ();
//should be no results
Assert.IsFalse (enumerator.MoveNext ());
}
public void GetTokenAtTest()
{
string text = "if='if'\r\n"+
"<expr>::=<Expr>'+'<add>\r\n"+
"<add>::=x!*<mul>if*! !<mul>\r\n"+
"if = 'IF'";
var target = new GoldParsedDocument ();
target.Parse (text);
var token = target.GetTokenAt (19);
string expected = "<Expr>";
string actual = token.Text;
Assert.AreEqual (expected, actual);
}
public void GetDefinitionAtTest()
{
//case 1: index on a continuation
string text =
"<A>::=<B>\r\n"+ //0-10
"|<C>"; //11-14
string expected, actual;
var target = new GoldParsedDocument ();
target.Parse (text);
var def = target.GetDefinitionAt (11);
Assert.IsNotNull (def);
expected = "<A>";
actual = def.Name;
Assert.AreEqual (expected, actual);
//case 2: index where there is no definition
text =
"<A>::=<B>\r\n" + //0-10
"|<C>\r\n" + //11-16
"(?\r\n" + //17-20
"{myset}=[abc]";//21-33
target = new GoldParsedDocument ();
target.Parse (text);
def = target.GetDefinitionAt (17);
Assert.IsNull (def);
//case 3: happy case
def = target.GetDefinitionAt (33);
Assert.IsNotNull (def);
expected = "{myset}";
actual = def.Name;
Assert.AreEqual (expected, actual);
//case 4: in comments
text = "!*<A>::=a*!";
target = new GoldParsedDocument ();
target.Parse (text);
def = target.GetDefinitionAt (2);
Assert.IsNull (def);
}
public void FindUsesOfTest()
{
string text = "if='if'\r\n"+
"<expr>::=<Expr>'+'<add>\r\n"+
"<add>::=x!*<mul>if*! !<mul>\r\n"+
"if = 'IF'";
var target = new GoldParsedDocument ();
target.Parse (text);
var enumerator = target.FindUsesOf ("<expr>").GetEnumerator();
//should be exactly 2 uses (ignored case)
Assert.IsTrue (enumerator.MoveNext ());
Assert.IsTrue (enumerator.MoveNext ());
Assert.IsFalse (enumerator.MoveNext ());
enumerator = target.FindUsesOf ("<mul>").GetEnumerator();
//should find none because it was in a comment
Assert.IsFalse (enumerator.MoveNext ());
}
void findSegmentsForRenaming(string text, int documentPosition)
{
var doc = new GoldParsedDocument ();
doc.Parse (text);
//not everything can be renamed
var token = doc.GetTokenAt (documentPosition);
if (tokenIsRenameable (token))
{
primarySegment = tokenToSegment (token);
symbolType = TokenUtil.GetDefinitionType(token);
//get our list of items to rename
var renameItems = doc.FindUsesOf(token.Text);
TextSegment segment;
foreach (Token renameItem in renameItems)
{
segment = tokenToSegment (renameItem);
textSegmentList.Add (segment);
}
}
}