public async Task ParameterTest_ComputeCurrentParameter02()
{
await PackageIndexUtility.GetFunctionInfoAsync(FunctionIndex, "legend");
REditorSettings.PartialArgumentNameMatch = true;
ITextBuffer textBuffer = new TextBufferMock("legend(bty=1, lt=3)", RContentTypeDefinition.ContentType);
SignatureHelpSource source = new SignatureHelpSource(textBuffer, EditorShell);
SignatureHelpSessionMock session = new SignatureHelpSessionMock(textBuffer, 0);
TextViewMock textView = session.TextView as TextViewMock;
List <ISignature> signatures = new List <ISignature>();
using (var tree = new EditorTree(textBuffer, EditorShell)) {
tree.Build();
using (var document = new EditorDocumentMock(tree)) {
session.TrackingPoint = new TrackingPointMock(textBuffer, 7, PointTrackingMode.Positive, TrackingFidelityMode.Forward);
tree.TakeThreadOwnerShip();
await source.AugmentSignatureHelpSessionAsync(session, signatures, tree.AstRoot);
signatures.Should().ContainSingle();
textView.Caret = new TextCaretMock(textView, 8);
SignatureHelp sh = signatures[0] as SignatureHelp;
int index = sh.ComputeCurrentParameter(tree.TextSnapshot, tree.AstRoot, 8);
index.Should().Be(11);
textView.Caret = new TextCaretMock(textView, 15);
index = sh.ComputeCurrentParameter(tree.TextSnapshot, tree.AstRoot, 15);
index.Should().Be(6);
}
}
}
internal static Task AugmentSignatureHelpSessionAsync(this SignatureHelpSource signatureHelpSource, ISignatureHelpSession session, IList <ISignature> signatures, AstRoot ast)
{
var tcs = new TaskCompletionSource <object>();
var ready = signatureHelpSource.AugmentSignatureHelpSession(session, signatures, ast, (o, p) => {
signatureHelpSource.AugmentSignatureHelpSession(session, signatures, ast, null, p);
tcs.TrySetResult(null);
}, null);
if (ready)
{
tcs.TrySetResult(null);
}
return(tcs.Task);
}
public async Task ParameterTest_ComputeCurrentParameter01()
{
ITextBuffer textBuffer = new TextBufferMock("aov(", RContentTypeDefinition.ContentType);
SignatureHelpSource source = new SignatureHelpSource(textBuffer);
SignatureHelpSessionMock session = new SignatureHelpSessionMock(textBuffer, 0);
TextViewMock textView = session.TextView as TextViewMock;
List <ISignature> signatures = new List <ISignature>();
EditorTree tree = new EditorTree(textBuffer);
tree.Build();
var document = new EditorDocumentMock(tree);
session.TrackingPoint = new TrackingPointMock(textBuffer, 4, PointTrackingMode.Positive, TrackingFidelityMode.Forward);
await FunctionIndexUtility.GetFunctionInfoAsync("aov");
tree.TakeThreadOwnerShip();
await source.AugmentSignatureHelpSessionAsync(session, signatures, tree.AstRoot);
signatures.Should().ContainSingle();
int index = GetCurrentParameterIndex(signatures[0] as SignatureHelp, signatures[0].CurrentParameter);
index.Should().Be(0);
textView.Caret = new TextCaretMock(textView, 5);
TextBufferUtility.ApplyTextChange(textBuffer, 4, 0, 1, "a");
index = GetCurrentParameterIndex(signatures[0] as SignatureHelp, signatures[0].CurrentParameter);
index.Should().Be(0);
textView.Caret = new TextCaretMock(textView, 6);
TextBufferUtility.ApplyTextChange(textBuffer, 5, 0, 1, ",");
tree.EnsureTreeReady();
index = GetCurrentParameterIndex(signatures[0] as SignatureHelp, signatures[0].CurrentParameter);
index.Should().Be(1);
textView.Caret = new TextCaretMock(textView, 7);
TextBufferUtility.ApplyTextChange(textBuffer, 6, 0, 1, ",");
tree.EnsureTreeReady();
index = GetCurrentParameterIndex(signatures[0] as SignatureHelp, signatures[0].CurrentParameter);
index.Should().Be(2);
}
public async Task SignatureHelpSourceTest01()
{
string content = @"x <- as.matrix(x)";
AstRoot ast = RParser.Parse(content);
int caretPosition = 15;
ITextBuffer textBuffer = new TextBufferMock(content, RContentTypeDefinition.ContentType);
SignatureHelpSource signatureHelpSource = new SignatureHelpSource(textBuffer, EditorShell);
SignatureHelpSessionMock signatureHelpSession = new SignatureHelpSessionMock(textBuffer, caretPosition);
List <ISignature> signatures = new List <ISignature>();
signatureHelpSession.TrackingPoint = new TrackingPointMock(textBuffer, caretPosition, PointTrackingMode.Positive, TrackingFidelityMode.Forward);
await signatureHelpSource.AugmentSignatureHelpSessionAsync(signatureHelpSession, signatures, ast);
signatures.Should().ContainSingle();
signatures[0].Parameters.Should().HaveCount(8);
signatures[0].CurrentParameter.Name.Should().Be("x");
signatures[0].Content.Should().Be("as.matrix(x, ..., data, nrow, ncol, byrow, dimnames, rownames.force)");
signatures[0].Documentation.Should().NotBeEmpty();
}
public async Task SignatureHelpSourceTest02()
{
string content =
@"
x <- function(a, b = TRUE, c = 12/7) { }
x( )
";
AstRoot ast = RParser.Parse(content);
int caretPosition = content.IndexOf("( )") + 1;
ITextBuffer textBuffer = new TextBufferMock(content, RContentTypeDefinition.ContentType);
SignatureHelpSource signatureHelpSource = new SignatureHelpSource(textBuffer, EditorShell);
SignatureHelpSessionMock signatureHelpSession = new SignatureHelpSessionMock(textBuffer, caretPosition);
List <ISignature> signatures = new List <ISignature>();
signatureHelpSession.TrackingPoint = new TrackingPointMock(textBuffer, caretPosition, PointTrackingMode.Positive, TrackingFidelityMode.Forward);
await signatureHelpSource.AugmentSignatureHelpSessionAsync(signatureHelpSession, signatures, ast);
signatures.Should().ContainSingle();
signatures[0].Parameters.Should().HaveCount(3);
signatures[0].CurrentParameter.Name.Should().Be("a");
signatures[0].Content.Should().Be("x(a, b = TRUE, c = 12/7)");
signatures[0].Documentation.Should().BeEmpty();
}
