System.InvalidOperationException : A task may only be disposed if it is in a completion state (RanToCompletion, Faulted or Canceled).

Assert.Equal() Failure: Strings differ ↓ (pos 0) Expected: "\nDO $EF$\nBEGIN\n IF EXISTS(SELECT 1 FRO"··· Actual: "DO $EF$\nBEGIN\n IF EXISTS(SELECT 1 FROM"··· ↑ (pos 0)