public static async Task AugmentQuickInfoSessionReturnsNoContentOrApplicableSpanWhenBufferIsEmpty()
{
var buffer = new FakeTextBuffer(string.Empty);
var session = new FakeQuickInfoSession();
using (var source = new TemplateQuickInfoSource(buffer))
{
var result = await source.GetQuickInfoItemAsync(session, CancellationToken.None);
Assert.Null(result?.ApplicableToSpan);
}
}
public static async Task AugmentQuickInfoSessionReturnsSpanOfSyntaxNodeProvidingDescription()
{
var buffer = new FakeTextBuffer("<#@ assembly name=\"System\" #>");
var session = new FakeQuickInfoSession {
SnapshotTriggerPoint = new SnapshotPoint(buffer.CurrentSnapshot, 15)
};
using (var source = new TemplateQuickInfoSource(buffer))
{
var result = await source.GetQuickInfoItemAsync(session, CancellationToken.None);
Assert.Equal(new Span(13, 13), result.ApplicableToSpan.GetSpan(buffer.CurrentSnapshot).Span);
}
}
public static async Task AugmentQuickInfoSessionReturnsDescriptionOfSyntaxNodeAtTriggerPoint()
{
var buffer = new FakeTextBuffer("<#@ assembly name=\"System\" #>");
var session = new FakeQuickInfoSession {
SnapshotTriggerPoint = new SnapshotPoint(buffer.CurrentSnapshot, 5)
};
using (var source = new TemplateQuickInfoSource(buffer))
{
var result = await source.GetQuickInfoItemAsync(session, CancellationToken.None);
Assert.Contains("assembly", (string)result.Item, StringComparison.Ordinal);
}
}
public static async Task AugmentQuickInfoSessionReturnsNoContentOrApplicableSpanWhenBufferContainsTemplateThatCouldNotBeParsed()
{
var buffer = new FakeTextBuffer("<#");
var session = new FakeQuickInfoSession {
SnapshotTriggerPoint = new SnapshotPoint(buffer.CurrentSnapshot, 1)
};
using (var source = new TemplateQuickInfoSource(buffer))
{
var result = await source.GetQuickInfoItemAsync(session, CancellationToken.None);
Assert.Null(result?.ApplicableToSpan);
}
}
public static async Task AugmentQuickInfoSessionReturnsNoContentOrApplicableSpanSyntaxNodeAtTriggerPointHasNoDescription()
{
var buffer = new FakeTextBuffer("<# code #>");
var session = new FakeQuickInfoSession {
SnapshotTriggerPoint = new SnapshotPoint(buffer.CurrentSnapshot, 3)
};
using (var source = new TemplateQuickInfoSource(buffer))
{
var result = await source.GetQuickInfoItemAsync(session, CancellationToken.None);
Assert.Null(result?.ApplicableToSpan);
}
}
