public async Task TemplateErrorReporterCreatesErrorItemsForTemplateErrors()
{
await UIThreadDispatcher.InvokeAsync(delegate
{
string tempFile = this.CreateTempFile(Path.GetTempPath(), "<#@");
using (ITextDocument document = this.documentFactory.CreateAndLoadTextDocument(tempFile, this.textContentType))
{
TemplateErrorReporter.GetOrCreate(document.TextBuffer, IntegrationTest.ServiceProvider, this.documentFactory);
Assert.AreEqual(1, IntegrationTest.ErrorItems.Count(e => e.FileName.Equals(tempFile, StringComparison.OrdinalIgnoreCase)));
}
});
}
public async Task DisposeRemovesErrorProviderFromBufferProperties()
{
await UIThreadDispatcher.InvokeAsync(delegate
{
string tempFile = this.CreateTempFile(Path.GetTempPath(), string.Empty);
using (ITextDocument document = this.documentFactory.CreateAndLoadTextDocument(tempFile, this.textContentType))
{
var errorProvider = TemplateErrorReporter.GetOrCreate(document.TextBuffer, ServiceProvider, this.documentFactory);
errorProvider.Dispose();
Assert.IsFalse(document.TextBuffer.Properties.TryGetProperty(typeof(TemplateErrorReporter), out errorProvider));
}
});
}
public async Task GetOrCreateStoresErrorProviderInBufferProperties()
{
await UIThreadDispatcher.InvokeAsync(delegate
{
string tempFile = this.CreateTempFile(Path.GetTempPath(), string.Empty);
using (ITextDocument document = this.documentFactory.CreateAndLoadTextDocument(tempFile, this.textContentType))
{
var errorProvider = TemplateErrorReporter.GetOrCreate(document.TextBuffer, ServiceProvider, this.documentFactory);
TemplateErrorReporter propertyValue;
Assert.IsTrue(document.TextBuffer.Properties.TryGetProperty(typeof(TemplateErrorReporter), out propertyValue));
Assert.AreSame(errorProvider, propertyValue);
}
});
}
public async Task TemplateErrorReporterIsNotGarbageCollectedBeforeTextDocumentIsDisposed()
{
await UIThreadDispatcher.InvokeAsync(delegate
{
string tempFile = this.CreateTempFile(Path.GetTempPath(), string.Empty);
using (ITextDocument document = this.documentFactory.CreateAndLoadTextDocument(tempFile, this.textContentType))
{
var errorProvider = new WeakReference(TemplateErrorReporter.GetOrCreate(document.TextBuffer, ServiceProvider, this.documentFactory));
GC.Collect(2, GCCollectionMode.Forced);
GC.WaitForPendingFinalizers();
Assert.IsTrue(errorProvider.IsAlive);
}
});
}
public async Task GetOrCreateDoesNotCreateNewTemplateErrorReporterIfItAlreadyExistsForTextBuffer()
{
// Visual Studio creates separate instances of the error tagger to display squiglies and tooltops.
// However, only a single instance of the TemplateErrorReporter should be created to avoid duplicate items in the Error List window.
await UIThreadDispatcher.InvokeAsync(delegate
{
string tempFile = this.CreateTempFile(Path.GetTempPath(), string.Empty);
using (ITextDocument document = this.documentFactory.CreateAndLoadTextDocument(tempFile, this.textContentType))
{
var errorProvider1 = TemplateErrorReporter.GetOrCreate(document.TextBuffer, ServiceProvider, this.documentFactory);
var errorProvider2 = TemplateErrorReporter.GetOrCreate(document.TextBuffer, ServiceProvider, this.documentFactory);
Assert.AreSame(errorProvider1, errorProvider2);
}
});
}
public async Task TemplateErrorReporterCreatesErrorItemsThatNavigateToSourceOfError()
{
await UIThreadDispatcher.InvokeAsync(delegate
{
const string Template = "text <#@<# code #>"; // an error in the middle of the line
string fileName = this.CreateTempFile(Path.GetTempPath(), Template);
using (ITextDocument document = this.documentFactory.CreateAndLoadTextDocument(fileName, this.textContentType))
{
TemplateErrorReporter.GetOrCreate(document.TextBuffer, IntegrationTest.ServiceProvider, this.documentFactory);
ErrorItem errorItem = IntegrationTest.ErrorItems.Single(e => e.FileName.Equals(fileName, StringComparison.OrdinalIgnoreCase));
errorItem.Navigate();
Assert.AreEqual(fileName, Dte.ActiveDocument.FullName);
var activeDocument = (TextDocument)Dte.ActiveDocument.Object();
Assert.AreEqual(Template.LastIndexOf("<#", System.StringComparison.Ordinal) + 1, activeDocument.Selection.CurrentColumn);
}
});
}
public async Task TemplateErrorReporterUpdatesErrorItemsWhenTemplateChanges()
{
await UIThreadDispatcher.InvokeAsync(delegate
{
string tempFile = this.CreateTempFile(Path.GetTempPath(), "<#@"); // syntax error expected
using (ITextDocument document = this.documentFactory.CreateAndLoadTextDocument(tempFile, this.textContentType))
{
TemplateErrorReporter.GetOrCreate(document.TextBuffer, IntegrationTest.ServiceProvider, this.documentFactory);
// Change template to fix the error
using (ITextEdit edit = document.TextBuffer.CreateEdit())
{
edit.Delete(0, 3);
edit.Apply();
}
Assert.AreEqual(0, IntegrationTest.ErrorItems.Count(e => e.FileName.Equals(tempFile, StringComparison.OrdinalIgnoreCase)));
}
});
}
