private static async Task ValidateOffset(ILanguageClient client, DocumentUri uri, SyntaxTree tree, int offset, FunctionSymbol?symbol, bool expectDecorator)
{
var position = PositionHelper.GetPosition(tree.LineStarts, offset);
var initial = await RequestSignatureHelp(client, position, uri);
if (symbol != null)
{
// real function should have valid signature help
AssertValidSignatureHelp(initial, symbol, expectDecorator);
if (initial !.Signatures.Count() >= 2)
{
// update index to 1 to mock user changing active signature
initial.ActiveSignature = 1;
var shouldRemember = await RequestSignatureHelp(client, position, uri, new SignatureHelpContext
{
ActiveSignatureHelp = initial,
IsRetrigger = true,
TriggerKind = SignatureHelpTriggerKind.ContentChange
});
// we passed the same signature help as content with a different active index
// should get the same index back
AssertValidSignatureHelp(shouldRemember, symbol, expectDecorator);
shouldRemember !.ActiveSignature.Should().Be(1);
}
}
else
{
// not a real function - no signature help expected
initial.Should().BeNull();
}
}
private static async Task ValidateOffset(ILanguageClient client, DocumentUri uri, BicepFile bicepFile, int offset, FunctionSymbol?symbol, bool expectDecorator)
{
var position = PositionHelper.GetPosition(bicepFile.LineStarts, offset);
var initial = await RequestSignatureHelp(client, position, uri);
// fancy method to give us some annotated source code to look at if any assertions fail :)
using (new AssertionScope().WithVisualCursor(bicepFile, new TextSpan(offset, 0)))
{
if (symbol is not null)
{
// real function should have valid signature help
AssertValidSignatureHelp(initial, symbol, expectDecorator);
if (initial !.Signatures.Count() >= 2)
{
// update index to 1 to mock user changing active signature
const int ExpectedActiveSignatureIndex = 1;
var modified = initial with
{
ActiveSignature = ExpectedActiveSignatureIndex
};
var shouldRemember = await RequestSignatureHelp(client, position, uri, new SignatureHelpContext
{
ActiveSignatureHelp = modified,
IsRetrigger = true,
TriggerKind = SignatureHelpTriggerKind.ContentChange
});
// we passed the same signature help as content with a different active index
// should get the same index back
AssertValidSignatureHelp(shouldRemember, symbol, expectDecorator);
shouldRemember !.ActiveSignature.Should().Be(ExpectedActiveSignatureIndex);
}
}
else
{
// not a real function - no signature help expected
initial.Should().BeNull();
}
}
}