public void VerifyFixableDiagnosticIds()
{
var fix = new FindingDateTimeNowCodeFixProvider();
var ids = fix.FixableDiagnosticIds.ToList();
Assert.AreEqual(1, ids.Count);
Assert.AreEqual(FindingDateTimeNowConstants.DiagnosticId, ids[0]);
}
public async Task VerifyGetFixes()
{
var code = @"
using System;
public sealed class DateTimeTest
{
public void MyMethod()
{
var x = DateTime.Now;
}
}";
var document = TestHelpers.Create(code);
var tree = await document.GetSyntaxTreeAsync();
var diagnostics = await TestHelpers.GetDiagnosticsAsync<FindingDateTimeNowAnalyzer>(
document, new TextSpan(102, 3));
var sourceSpan = diagnostics[0].Location.SourceSpan;
var actions = new List<CodeAction>();
var codeActionRegistration = new Action<CodeAction, ImmutableArray<Diagnostic>>(
(a, _) => { actions.Add(a); });
var fix = new FindingDateTimeNowCodeFixProvider();
var codeFixContext = new CodeFixContext(document, diagnostics[0], codeActionRegistration, new CancellationToken(false));
await fix.RegisterCodeFixesAsync(codeFixContext);
Assert.AreEqual(1, actions.Count);
var action = actions[0];
var operation = (await action.GetOperationsAsync(
new CancellationToken(false))).ToArray()[0] as ApplyChangesOperation;
var newDoc = operation.ChangedSolution.GetDocument(document.Id);
var newTree = await newDoc.GetSyntaxTreeAsync();
var changes = newTree.GetChanges(tree);
Assert.AreEqual(1, changes.Count);
var change = changes[0];
Assert.AreEqual("Utc", change.NewText);
Assert.AreEqual(104, change.Span.Start);
Assert.AreEqual(104, change.Span.End);
}
