public async Task ChangeDefaultVersionCompatibilityStrategy()
{
Assert.Equal(typeof(AllVersionsCompatible), CompatibilityStrategy);
await StartSiloV1();
// Only V1 exists
var grainV1 = new IVersionUpgradeTestGrain[2];
grainV1[0] = Client.GetGrain <IVersionUpgradeTestGrain>(0);
grainV1[1] = Client.GetGrain <IVersionUpgradeTestGrain>(1);
Assert.Equal(1, await grainV1[0].GetVersion());
Assert.Equal(1, await grainV1[1].GetVersion());
// Change default to backward compatible
await ManagementGrain.SetCompatibilityStrategy(BackwardCompatible.Singleton);
await StartSiloV2();
var grainV2 = Client.GetGrain <IVersionUpgradeTestGrain>(2);
Assert.Equal(2, await grainV2.GetVersion());
// Should provoke "upgrade"
Assert.Equal(2, await grainV2.ProxyGetVersion(grainV1[0]));
Assert.Equal(2, await grainV1[0].GetVersion());
// Change default to backward compatible
await ManagementGrain.SetCompatibilityStrategy(null);
// Should not provoke upgrade
Assert.Equal(1, await grainV2.ProxyGetVersion(grainV1[1]));
Assert.Equal(1, await grainV1[1].GetVersion());
}
public Task <int> ProxyGetVersion(IVersionUpgradeTestGrain other)
{
return(other.GetVersion());
}
public async Task <int> ProxyGetVersion(IVersionUpgradeTestGrain other)
{
var version = await other.GetVersion();
return(version);
}
