| public Insert ( int position, string text ) : ITextSnapshot | ||
| position | int | |
| text | string | |
| return | ITextSnapshot | |
public static EditorTree ApplyTextChange(string expression, int start, int oldLength, int newLength, string newText)
{
TextBufferMock textBuffer = new TextBufferMock(expression, RContentTypeDefinition.ContentType);
EditorTree tree = new EditorTree(textBuffer);
tree.Build();
TextChange tc = new TextChange();
tc.OldRange = new TextRange(start, oldLength);
tc.NewRange = new TextRange(start, newLength);
tc.OldTextProvider = new TextProvider(textBuffer.CurrentSnapshot);
if (oldLength == 0 && newText.Length > 0)
{
textBuffer.Insert(start, newText);
}
else if (oldLength > 0 && newText.Length > 0)
{
textBuffer.Replace(new Span(start, oldLength), newText);
}
else
{
textBuffer.Delete(new Span(start, oldLength));
}
return tree;
}
public void InsertRoxygen01() {
var tb = new TextBufferMock(string.Empty, RContentTypeDefinition.ContentType);
AstRoot ast = RParser.Parse(tb.CurrentSnapshot.GetText());
var result = RoxygenBlock.TryInsertBlock(tb, ast, 0);
result.Should().BeFalse();
tb = new TextBufferMock("x <- 1\r\ny <- 2", RContentTypeDefinition.ContentType);
ast = RParser.Parse(tb.CurrentSnapshot.GetText());
RoxygenBlock.TryInsertBlock(tb, ast, 0).Should().BeFalse();
RoxygenBlock.TryInsertBlock(tb, ast, 8).Should().BeFalse();
tb = new TextBufferMock("##\r\nx <- function(a) { }", RContentTypeDefinition.ContentType);
ast = RParser.Parse(tb.CurrentSnapshot.GetText());
RoxygenBlock.TryInsertBlock(tb, ast, 4).Should().BeTrue();
string actual = tb.CurrentSnapshot.GetText();
actual.Should().Be(
@"#' Title
#'
#' @param a
#'
#' @return
#' @export
#'
#' @examples
x <- function(a) { }");
int funcStart = tb.CurrentSnapshot.GetText().IndexOf("x <-");
tb.Insert(funcStart, "\r\n");
RoxygenBlock.TryInsertBlock(tb, ast, funcStart - 2).Should().BeFalse();
}
public void ClassifyRContent() {
string expected1 =
@"[0:9] keyword
[9:1] RD Braces
[16:2] number
[19:1] number
[32:5] string";
string expected2 =
@"[0:9] keyword
[9:1] RD Braces
[16:2] number
[19:1] number
[32:6] string";
string s1 = "\\examples{ x <- -9:9 plot(col = \"";
string s2 = "red\")";
string original = s1 + s2;
TextBufferMock textBuffer = new TextBufferMock(original, RdContentTypeDefinition.ContentType);
ClassificationTypeRegistryServiceMock ctrs = new ClassificationTypeRegistryServiceMock();
RdClassifier cls = new RdClassifier(textBuffer, ctrs);
IList<ClassificationSpan> spans = cls.GetClassificationSpans(new SnapshotSpan(textBuffer.CurrentSnapshot, new Span(0, textBuffer.CurrentSnapshot.Length)));
string actual = ClassificationWriter.WriteClassifications(spans);
BaselineCompare.CompareStringLines(expected1, actual);
textBuffer.Insert(s1.Length, "%");
spans = cls.GetClassificationSpans(new SnapshotSpan(textBuffer.CurrentSnapshot, new Span(0, textBuffer.CurrentSnapshot.Length)));
actual = ClassificationWriter.WriteClassifications(spans);
BaselineCompare.CompareStringLines(expected2, actual);
textBuffer.Delete(new Span(s1.Length, 1));
spans = cls.GetClassificationSpans(new SnapshotSpan(textBuffer.CurrentSnapshot, new Span(0, textBuffer.CurrentSnapshot.Length)));
actual = ClassificationWriter.WriteClassifications(spans);
BaselineCompare.CompareStringLines(expected1, actual);
}
public void Sections() {
string content =
@"# NAME1 -----
x <- 1
# NAME2 -----
";
TextBufferMock textBuffer = null;
int calls = 0;
OutlineRegionsChangedEventArgs args = null;
textBuffer = new TextBufferMock(content, RContentTypeDefinition.ContentType);
using (var tree = new EditorTree(textBuffer, _editorShell)) {
tree.Build();
using (var editorDocument = new EditorDocumentMock(tree)) {
using (var ob = new ROutlineRegionBuilder(editorDocument, _editorShell)) {
var rc1 = new OutlineRegionCollection(0);
ob.BuildRegions(rc1);
rc1.Should().HaveCount(2);
rc1[0].DisplayText.Should().Be("# NAME1");
rc1[1].DisplayText.Should().Be("# NAME2");
rc1[0].Length.Should().Be(21);
rc1[1].Length.Should().Be(13);
ob.RegionsChanged += (s, e) => {
calls++;
args = e;
};
textBuffer.Insert(2, "A");
editorDocument.EditorTree.EnsureTreeReady();
// Wait for background/idle tasks to complete
var start = DateTime.Now;
while (calls == 0 && (DateTime.Now - start).TotalMilliseconds < 2000) {
_editorShell.DoIdle();
}
calls.Should().Be(1);
args.Should().NotBeNull();
args.ChangedRange.Start.Should().Be(0);
args.ChangedRange.End.Should().Be(textBuffer.CurrentSnapshot.Length);
args.Regions.Should().HaveCount(2);
args.Regions[0].DisplayText.Should().Be("# ANAME1");
args.Regions[1].DisplayText.Should().Be("# NAME2");
args.Regions[0].Length.Should().Be(22);
args.Regions[1].Length.Should().Be(13);
}
}
}
}
public void TextChange_Test() {
TextChange tc = new TextChange();
tc.IsEmpty.Should().BeTrue();
tc.TextChangeType.Should().Be(TextChangeType.Trivial);
string content = "23456789";
TextBufferMock textBuffer = new TextBufferMock(content, RContentTypeDefinition.ContentType);
ITextSnapshot oldSnapshot = textBuffer.CurrentSnapshot;
textBuffer.Insert(0, "1");
ITextSnapshot newSnapshot1 = textBuffer.CurrentSnapshot;
textBuffer.Insert(0, "0");
ITextSnapshot newSnapshot2 = textBuffer.CurrentSnapshot;
tc.OldTextProvider = new TextProvider(oldSnapshot);
tc.NewTextProvider = new TextProvider(newSnapshot1);
tc.OldRange = new TextRange(0, 0);
tc.NewRange = new TextRange(0, 1);
var tc1 = new TextChange(tc, new TextProvider(newSnapshot2));
tc1.ShouldBeEquivalentTo(new {
OldRange = new { Length = 0 },
NewRange = new { Length = 2 },
Version = 2,
FullParseRequired = false,
IsEmpty = false,
IsSimpleChange = true
}, o => o.ExcludingMissingMembers());
var tc2 = tc1.Clone() as TextChange;
tc2.ShouldBeEquivalentTo(new {
OldRange = new { Length = 0 },
NewRange = new { Length = 2 },
Version = 2,
FullParseRequired = false,
IsEmpty = false,
IsSimpleChange = true
}, o => o.ExcludingMissingMembers());
tc1.Clear();
tc1.ShouldBeEquivalentTo(new {
OldRange = new { Length = 0 },
NewRange = new { Length = 0 },
OldTextProvider = (ITextProvider)null,
NewTextProvider = (ITextProvider)null,
IsEmpty = true,
IsSimpleChange = true
}, o => o.ExcludingMissingMembers());
tc2.ShouldBeEquivalentTo(new {
OldRange = new { Length = 0 },
NewRange = new { Length = 2 },
Version = 2,
FullParseRequired = false,
IsEmpty = false,
IsSimpleChange = true
}, o => o.ExcludingMissingMembers());
}
