public void IdSelector_ParseInvalid()
{
string[] tests = new string[]
{
"#",
"# ",
"#*+1>",
"#{+|}",
"+",
"{+|}",
"123",
"abc",
};
foreach (string test in tests)
{
ITextProvider tp = new StringTextProvider(test);
TokenStream tokens = Helpers.MakeTokenStream(tp);
IdSelector s = new IdSelector();
if (test[0] == '#')
{
Assert.IsTrue(s.Parse(new ItemFactory(tp, null), tp, tokens));
Assert.IsFalse(s.HasParseErrors);
Assert.IsTrue(s.HashName.HasParseErrors);
}
else
{
Assert.IsFalse(s.Parse(new ItemFactory(tp, null), tp, tokens));
}
}
}
public void IdSelectorReturnsPersonAssociatedToId()
{
const int idToSearch = 3;
var selector = new IdSelector(idToSearch);
var person1 = GeneratePerson(1);
var person2 = GeneratePerson(2);
var person3 = GeneratePerson(3);
var person4 = GeneratePerson(4);
var person5 = GeneratePerson(5);
selector.Process(person1);
selector.Process(person2);
selector.Process(person3);
selector.Process(person4);
selector.Process(person5);
Assert.Equal(person3, ((PersonIdResult)selector.GetResults()).Person);
}
public void IdSelectorReturnsWithNoPersonIfPersonNotInList()
{
const int idToSearch = 25;
var selector = new IdSelector(idToSearch);
var person1 = GeneratePerson(1);
var person2 = GeneratePerson(2);
var person3 = GeneratePerson(3);
var person4 = GeneratePerson(4);
var person5 = GeneratePerson(5);
selector.Process(person1);
selector.Process(person2);
selector.Process(person3);
selector.Process(person4);
selector.Process(person5);
Assert.Null(((PersonIdResult)selector.GetResults()).Person);
}
public void IdSelectorDoesntContinueProcessingAfterFindingResult()
{
var selector = new IdSelector(3);
var mark = GeneratePerson(1, "Mark");
var steve = GeneratePerson(2, "Steve");
var john = GeneratePerson(3, "John");
var paul = GeneratePerson(3, "Paul");
var lucas = GeneratePerson(3, "Lucas");
selector.Process(mark);
selector.Process(steve);
selector.Process(john);
selector.Process(paul);
selector.Process(lucas);
var result = (PersonIdResult)selector.GetResults();
Assert.Equal(john, result.Person);
}
public void IdSelector_ParseValid()
{
string[] tests = new string[]
{
"#foo",
"#1234",
"#-foo-",
"#_foo_",
};
foreach (string test in tests)
{
ITextProvider tp = new StringTextProvider(test);
TokenStream tokens = Helpers.MakeTokenStream(tp);
IdSelector s = new IdSelector();
Assert.IsTrue(s.Parse(new ItemFactory(tp, null), tp, tokens));
bool hasId = s.TryGetIdRange(out _, out int idLength);
Assert.IsTrue(hasId);
Assert.IsNotNull(s.HashName);
Assert.AreEqual(test.Length, s.HashName.Length);
Assert.AreEqual(test.Length - 1, idLength);
}
}
private string FindRuleSetInFile(IEnumerable <string> extensions, string id, out RuleSet rule)
{
string root = ProjectHelpers.GetProjectFolder(peekableItem._textbuffer.GetFileName());
string result = null;
bool isLow = false, isMedium = false;
rule = null;
foreach (string ext in extensions)
{
ICssParser parser = CssParserLocator.FindComponent(ProjectHelpers.GetContentType(ext.Trim('.'))).CreateParser();
foreach (string file in Directory.EnumerateFiles(root, "*" + ext, SearchOption.AllDirectories))
{
if (file.EndsWith(".min" + ext, StringComparison.OrdinalIgnoreCase) ||
file.Contains("node_modules") ||
file.Contains("bower_components") ||
file.Contains("\\obj\\Release") ||
file.Contains("\\obj\\Debug\\") ||
file.Contains("\\obj\\publish\\"))
{
continue;
}
string text = File.ReadAllText(file);
int index = text.IndexOf("#" + id, StringComparison.Ordinal);
if (index == -1)
{
continue;
}
StyleSheet css = parser.Parse(text, true);
var visitor = new CssItemCollector <IdSelector>(false);
css.Accept(visitor);
IEnumerable <IdSelector> selectors = visitor.Items.Where(c => c.HashName.Text == "#" + id);
IdSelector high = selectors.FirstOrDefault(c => c.FindType <AtDirective>() == null && (c.Parent.NextSibling == null || c.Parent.NextSibling.Text == ","));
if (high != null)
{
rule = high.FindType <RuleSet>();
return(file);
}
IdSelector medium = selectors.FirstOrDefault(c => c.Parent.NextSibling == null || c.Parent.NextSibling.Text == ",");
if (medium != null && !isMedium)
{
rule = medium.FindType <RuleSet>();
result = file;
isMedium = true;
continue;
}
IdSelector low = selectors.FirstOrDefault();
if (low != null && !isMedium && !isLow)
{
rule = low.FindType <RuleSet>();
result = file;
isLow = true;
continue;
}
}
}
return(result);
}
