public async Task GivenNonExistingExtendedQueryTag_WhenDeleteExtendedQueryTag_ThenShouldThrowException() { DicomTag tag = DicomTag.DeviceSerialNumber; GetExtendedQueryTagEntry extendedQueryTagEntry = tag.BuildGetExtendedQueryTagEntry(); await Assert.ThrowsAsync <ExtendedQueryTagNotFoundException>(() => _extendedQueryTagStore.DeleteExtendedQueryTagAsync(extendedQueryTagEntry.Path, extendedQueryTagEntry.VR)); await VerifyTagNotExistAsync(extendedQueryTagEntry.Path); }