public async Task Sync_Class_TwoWayWithSyncProviders()
{
var syncAgent = CreateSyncAgent();
DictionaryBatchSyncProvider <int?, Event> source = new DictionaryBatchSyncProvider <int?, Event> {
Items = CreateSourceEventDictionary(), KeySelector = syncAgent.KeySelector
}
, destination = new DictionaryBatchSyncProvider <int?, Event> {
Items = CreateDestinationEventDictionary(), KeySelector = syncAgent.KeySelector
};
await syncAgent
.Configure((c) => c.SyncMode.SyncModePreset = SyncModePreset.TwoWay)
.SetComparerAgent(KeyComparerAgent <int?> .Create())
.SetSourceProvider(source)
.SetDestinationProvider(destination)
.SyncAsync(CancellationToken.None).ConfigureAwait(false);
IDictionary <int?, Event> expectedSource = CreateSourceEventDictionary()
, expectedDestination = CreateDestinationEventDictionary();
expectedSource[1] = expectedDestination[1];
expectedSource.Add(3, expectedDestination[3]);
expectedSource.Add(7, expectedDestination[7]);
expectedSource.Add(8, expectedDestination[8]);
expectedDestination[4] = expectedSource[4];
expectedDestination.Add(6, expectedSource[6]);
source.Items.Should().BeEquivalentTo(expectedSource);
destination.Items.Should().BeEquivalentTo(expectedDestination);
syncAgent.ToString().Should().Be($"{nameof(syncAgent.Configurations)}: {{{syncAgent.Configurations}}}");
}
public void DictionaryWithNullableItemsShouldThrowExpression()
{
var provider = new DictionaryBatchSyncProvider <int, int>();
Func <Task> act = async() => await provider.AddAsync(new List <int> {
}, CancellationToken.None);
act.Should().Throw <NullReferenceException>().WithMessage($"The {nameof(provider.Items)} cannot be null.");
}
public void DictionaryBatchSyncProviderShouldHaveAValidStringForNonNullableItems()
{
var provider = new DictionaryBatchSyncProvider <int, int>();
provider.Items = new Dictionary <int, int>();
provider.Items.Add(1, 1);
provider.ToString().Should().Be(provider.Items.ToString());
}
public void Sync_Class_DestinationComparerBatchSyncProviderIsSetWithoutSettingComparerAgent()
{
var syncAgent = CreateSyncAgent();
DictionaryBatchSyncProvider <int?, Event> source = new DictionaryBatchSyncProvider <int?, Event> {
Items = CreateSourceEventDictionary(), KeySelector = syncAgent.KeySelector
}
, destination = new DictionaryBatchSyncProvider <int?, Event> {
Items = CreateDestinationEventDictionary(), KeySelector = syncAgent.KeySelector
};
Func <Task> act = async() => await syncAgent
.Configure((c) => c.SyncMode.SyncModePreset = SyncModePreset.TwoWay)
.SetComparerAgent(null)
.SetDestinationProvider(destination)
.SetSourceProvider(source)
.SyncAsync(CancellationToken.None).ConfigureAwait(false);
act.Should().ThrowAsync <NullReferenceException>().WithMessage($"The {nameof(BatchSyncAgent<int?, Event>.ComparerAgent)} must be set first.");
}
public async Task Sync_Class_WithExternalComparerAgent(SyncModePreset syncModePreset)
{
var syncAgent = CreateSyncAgent();
DictionaryBatchSyncProvider <int?, Event> source = new DictionaryBatchSyncProvider <int?, Event> {
Items = CreateSourceEventDictionary(), KeySelector = syncAgent.KeySelector
}
, destination = new DictionaryBatchSyncProvider <int?, Event> {
Items = CreateDestinationEventDictionary(), KeySelector = syncAgent.KeySelector
};
var keyComparisonResult = await KeyComparerAgent <int?> .Create()
.SetSourceProvider(source.Items.Keys)
.SetDestinationProvider(destination.Items.Keys)
.CompareAsync(CancellationToken.None);
// The sync agent should handle changes to source and destination gracefully.
if (syncModePreset == SyncModePreset.MirrorToDestination)
{
await source.DeleteAsync(new List <int?> {
5
}, CancellationToken.None).ConfigureAwait(false);
}
else if (syncModePreset == SyncModePreset.MirrorToSource)
{
await destination.DeleteAsync(new List <int?> {
5
}, CancellationToken.None).ConfigureAwait(false);
}
await syncAgent
.Configure((c) => c.SyncMode.SyncModePreset = syncModePreset)
.SetComparerAgent(null)
.SetSourceProvider((IBatchSyncProvider <int?, Event>)source)
.SetDestinationProvider((IBatchSyncProvider <int?, Event>)destination)
.SyncAsync(keyComparisonResult, CancellationToken.None).ConfigureAwait(false);
source.Items.Should().BeEquivalentTo(destination.Items);
}
/// <summary>
/// Sets the destination items.
/// </summary>
/// <typeparam name="TKey">The type of the key.</typeparam>
/// <typeparam name="TItem">The type of the item.</typeparam>
/// <param name="syncAgent">The sync agent.</param>
/// <param name="items">The destination items.</param>
/// <returns></returns>
public static IBatchSyncAgent <TKey, TItem> SetDestinationProvider <TKey, TItem>(this IBatchSyncAgent <TKey, TItem> syncAgent, IDictionary <TKey, TItem> items)
{
if (items == null)
{
throw new NullReferenceException($"The destination {nameof(items)} cannot be null.");
}
if (syncAgent.ComparerAgent == null)
{
throw new NullReferenceException($"The {nameof(syncAgent.ComparerAgent)} must be set first.");
}
if (syncAgent.KeySelector == null)
{
throw new NullReferenceException($"The {nameof(syncAgent.KeySelector)} must be set first.");
}
var syncProvider = new DictionaryBatchSyncProvider <TKey, TItem> {
Items = items, KeySelector = syncAgent.KeySelector
};
syncAgent.ComparerAgent.SetDestinationProvider(syncProvider);
syncAgent.DestinationProvider = syncProvider;
return(syncAgent);
}
public void DictionaryBatchSyncProviderShouldHaveAValidStringForNullableItems()
{
var provider = new DictionaryBatchSyncProvider <int, int>();
provider.ToString().Should().NotBeNullOrWhiteSpace();
}
