public void TestCreateInstanceWithProcessingUnits()
    {
        var createInstanceWithProcessingUnitsSample = new CreateInstanceWithProcessingUnitsSample();
        var instance = createInstanceWithProcessingUnitsSample.CreateInstanceWithProcessingUnits(_spannerFixture.ProjectId, _spannerFixture.InstanceIdWithProcessingUnits);

        Assert.Equal(500, instance.ProcessingUnits);
    }
    public async Task TestCreateInstanceWithProcessingUnits()
    {
        var createInstanceWithProcessingUnitsSample = new CreateInstanceWithProcessingUnitsSample();

        Instance instance = await _spannerFixture.SafeCreateInstanceAsync(() => Task.FromResult(
                                                                              createInstanceWithProcessingUnitsSample.CreateInstanceWithProcessingUnits(
                                                                                  _spannerFixture.ProjectId, _spannerFixture.InstanceIdWithProcessingUnits)));

        Assert.Equal(500, instance.ProcessingUnits);
    }