public void TagExistsReturnsFalseIfTagDoesNotExist()
{
var target = new DatabaseContext();
var result = target.TagExists("blabla");
Assert.IsFalse(result);
}
public void TagExistsReturnsTrueIfTagExists()
{
var target = new DatabaseContext();
var tag = TestTag();
var db = new PresentationsEntities();
db.Tags.Add(tag);
db.SaveChanges();
var result = target.TagExists(tag.Text);
Assert.IsTrue(result);
}