public static async Task storage_can_be_migrated_in_a_batch()
{
var v1 = new MemoryStorage<Migration>();
var v2 = new MemoryStorage<Migration>();
var v3 = new MemoryStorage<Migration>();
var migrate = new StorageMigration<Migration>(v2, v1);
var migrateAndDelete = new StorageMigration<Migration>(v3, v1, null, true);
var data = Enumerable.Range(0, 100).Select(x => new Migration { Id = x, Time = DateTime.UtcNow });
await Task.WhenAll(from x in data select v1.Put(x)).ConfigureAwait(false);
Assert.True(data.Select(x => x.Id).SequenceEqual((await v1.All().ToListAsync().ConfigureAwait(false)).Select(x => x.Id)));
await migrate.MigrateAsync(123).ConfigureAwait(false);
Assert.True(data.Select(x => x.Id).SequenceEqual((await v1.All().ToListAsync().ConfigureAwait(false)).Select(x => x.Id)));
Assert.True(data.Select(x => x.Id).SequenceEqual((await v2.All().ToListAsync().ConfigureAwait(false)).Select(x => x.Id)));
await migrateAndDelete.MigrateAsync(456).ConfigureAwait(false);
Assert.Equal(0, (await v1.All().ToListAsync()).Count());
Assert.True(data.Select(x => x.Id).SequenceEqual((await v3.All().ToListAsync().ConfigureAwait(false)).Select(x => x.Id)));
}
public static async Task storage_can_be_migrated_by_get_many_request()
{
var v1 = new MemoryStorage<Migration>();
var v2 = new MemoryStorage<Migration>();
var migrate = new StorageMigration<Migration>(v2, v1, null, true);
var data = Enumerable.Range(0, 1000).Select(x => new Migration { Id = x, Time = DateTime.UtcNow });
await Task.WhenAll(from x in data select v1.Put(x)).ConfigureAwait(false);
var a = await migrate.All().ToListAsync().ConfigureAwait(false);
var b = await v2.All().ToListAsync().ConfigureAwait(false);
Assert.True(a.SequenceEqual(b));
Assert.False((await v1.All().ToListAsync().ConfigureAwait(false)).Any());
}