public void Dispose_UnsubscribesFromEvents()
{
var storeMock = new Mock <IIssueLocationStore>();
storeMock.SetupAdd(x => x.IssuesChanged += (sender, args) => { });
var bufferMock = CreateBufferMock(filePath: ValidBufferDocName);
bufferMock.SetupAdd(x => x.ChangedLowPriority += (sender, args) => { });
var testSubject = new LocationTagger(bufferMock.Object, storeMock.Object, ValidSpanCalculator, ValidLogger);
testSubject.Dispose();
storeMock.VerifyRemove(x => x.IssuesChanged -= It.IsAny <EventHandler <IssuesChangedEventArgs> >(), Times.Once);
bufferMock.VerifyRemove(x => x.ChangedLowPriority -= It.IsAny <EventHandler <TextContentChangedEventArgs> >(), Times.Once);
}
