public void GetReadChannelSource_should_use_a_read_preference_server_selector_to_select_the_server_from_the_cluster(
[Values(false, true)]
bool async)
{
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary, NoCoreSession.NewHandle());
var selectedServer = new Mock <IServer>().Object;
var clusterId = new ClusterId();
var endPoint = new DnsEndPoint("localhost", 27017);
var initialClusterDescription = new ClusterDescription(
clusterId,
ClusterConnectionMode.Automatic,
ClusterType.Unknown,
new[] { new ServerDescription(new ServerId(clusterId, endPoint), endPoint) });
var finalClusterDescription = initialClusterDescription.WithType(ClusterType.Standalone);
_mockCluster.SetupSequence(c => c.Description).Returns(initialClusterDescription).Returns(finalClusterDescription);
if (async)
{
_mockCluster.Setup(c => c.SelectServerAsync(It.IsAny <ReadPreferenceServerSelector>(), CancellationToken.None)).Returns(Task.FromResult(selectedServer));
subject.GetReadChannelSourceAsync(CancellationToken.None).GetAwaiter().GetResult();
_mockCluster.Verify(c => c.SelectServerAsync(It.IsAny <ReadPreferenceServerSelector>(), CancellationToken.None), Times.Once);
}
else
{
_mockCluster.Setup(c => c.SelectServer(It.IsAny <ReadPreferenceServerSelector>(), CancellationToken.None)).Returns(selectedServer);
subject.GetReadChannelSource(CancellationToken.None);
_mockCluster.Verify(c => c.SelectServer(It.IsAny <ReadPreferenceServerSelector>(), CancellationToken.None), Times.Once);
}
}
public void GetReadChannelSource_should_fork_the_session(
[Values(false, true)] bool async)
{
var mockSession = new Mock <ICoreSessionHandle>();
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary, mockSession.Object);
var cancellationToken = new CancellationTokenSource().Token;
var selectedServer = new Mock <IServer>().Object;
_mockCluster.Setup(m => m.SelectServer(It.IsAny <IServerSelector>(), cancellationToken)).Returns(selectedServer);
_mockCluster.Setup(m => m.SelectServerAsync(It.IsAny <IServerSelector>(), cancellationToken)).Returns(Task.FromResult(selectedServer));
var forkedSession = new Mock <ICoreSessionHandle>().Object;
mockSession.Setup(m => m.Fork()).Returns(forkedSession);
IChannelSourceHandle result;
if (async)
{
result = subject.GetReadChannelSourceAsync(cancellationToken).GetAwaiter().GetResult();
}
else
{
result = subject.GetReadChannelSource(cancellationToken);
}
var handle = result.Should().BeOfType <ChannelSourceHandle>().Subject;
var referenceCounted = handle._reference().Should().BeOfType <ReferenceCounted <IChannelSource> >().Subject;
var source = referenceCounted.Instance;
source.Session.Should().BeSameAs(forkedSession);
}
public void GetReadConnectionSourceAsync_should_use_a_read_preference_server_selector_to_select_the_server_from_the_cluster()
{
var subject = new ReadPreferenceBinding(_cluster, ReadPreference.Primary);
subject.GetReadConnectionSourceAsync(Timeout.InfiniteTimeSpan, CancellationToken.None).Wait();
_cluster.Received().SelectServerAsync(Arg.Any <ReadPreferenceServerSelector>(), Timeout.InfiniteTimeSpan, CancellationToken.None);
}
public void Dispose_should_not_call_dispose_on_the_cluster()
{
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary);
subject.Dispose();
_mockCluster.Verify(c => c.Dispose(), Times.Never);
}
public void Dispose_should_not_call_dispose_on_the_cluster()
{
var subject = new ReadPreferenceBinding(_cluster, ReadPreference.Primary);
subject.Dispose();
_cluster.DidNotReceive().Dispose();
}
public void GetReadConnectionSourceAsync_should_use_a_read_preference_server_selector_to_select_the_server_from_the_cluster()
{
var subject = new ReadPreferenceBinding(_cluster, ReadPreference.Primary);
subject.GetReadConnectionSourceAsync(Timeout.InfiniteTimeSpan, CancellationToken.None).Wait();
_cluster.Received().SelectServerAsync(Arg.Any<ReadPreferenceServerSelector>(), Timeout.InfiniteTimeSpan, CancellationToken.None);
}
public void Dispose_should_not_call_dispose_on_the_cluster()
{
var subject = new ReadPreferenceBinding(_cluster, ReadPreference.Primary);
subject.Dispose();
_cluster.DidNotReceive().Dispose();
}
public void Session_should_return_expected_result()
{
var session = new Mock <ICoreSessionHandle>().Object;
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary, session);
var result = subject.Session;
result.Should().BeSameAs(session);
}
public void Dispose_should_call_dispose_on_the_session()
{
var mockSession = new Mock <ICoreSessionHandle>();
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary, mockSession.Object);
subject.Dispose();
mockSession.Verify(c => c.Dispose(), Times.Once);
}
public void GetReadConnectionSourceAsync_should_throw_if_disposed()
{
var subject = new ReadPreferenceBinding(_cluster, ReadPreference.Primary);
subject.Dispose();
Action act = () => subject.GetReadConnectionSourceAsync(Timeout.InfiniteTimeSpan, CancellationToken.None).GetAwaiter().GetResult();
act.ShouldThrow<ObjectDisposedException>();
}
public void Execute_should_return_expected_result()
{
var subject = new CurrentOpUsingCommandOperation(_adminDatabaseNamespace, _messageEncoderSettings);
using (var binding = new ReadPreferenceBinding(CoreTestConfiguration.Cluster, ReadPreference.PrimaryPreferred))
{
var result = subject.Execute(binding, CancellationToken.None);
result.Contains("inprog");
}
}
public void GetReadConnectionSourceAsync_should_throw_if_disposed()
{
var subject = new ReadPreferenceBinding(_cluster, ReadPreference.Primary);
subject.Dispose();
Action act = () => subject.GetReadConnectionSourceAsync(Timeout.InfiniteTimeSpan, CancellationToken.None).GetAwaiter().GetResult();
act.ShouldThrow <ObjectDisposedException>();
}
public void Execute_should_return_expected_result()
{
RequireServer.Where(clusterTypes: ClusterTypes.StandaloneOrReplicaSet, storageEngines: "mmapv1");
var subject = new CurrentOpUsingFindOperation(_adminDatabaseNamespace, _messageEncoderSettings);
using (var binding = new ReadPreferenceBinding(CoreTestConfiguration.Cluster, ReadPreference.PrimaryPreferred))
{
var result = subject.Execute(binding, CancellationToken.None);
result.Contains("inprog");
}
}
public void constructor_with_read_and_write_bindings_should_throw_if_bindings_have_different_sessions()
{
var cluster = new Mock <ICluster>().Object;
var session1 = new Mock <ICoreSessionHandle>().Object;
var session2 = new Mock <ICoreSessionHandle>().Object;
var readBinding = new ReadPreferenceBinding(cluster, ReadPreference.Secondary, session1);
var writeBinding = new WritableServerBinding(cluster, session2);
var exception = Record.Exception(() => new SplitReadWriteBinding(readBinding, writeBinding));
exception.Should().BeOfType <ArgumentException>();
}
public void GetReadChannelSource_should_use_a_read_preference_server_selector_to_select_the_server_from_the_cluster(
[Values(false, true)]
bool async)
{
var subject = new ReadPreferenceBinding(_cluster, ReadPreference.Primary);
if (async)
{
subject.GetReadChannelSourceAsync(CancellationToken.None).GetAwaiter().GetResult();
_cluster.Received().SelectServerAsync(Arg.Any<ReadPreferenceServerSelector>(), CancellationToken.None);
}
else
{
subject.GetReadChannelSource(CancellationToken.None);
_cluster.Received().SelectServer(Arg.Any<ReadPreferenceServerSelector>(), CancellationToken.None);
}
}
public void GetReadChannelSource_should_fork_the_session(
[Values(false, true)] bool async)
{
var mockSession = new Mock <ICoreSessionHandle>();
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary, mockSession.Object);
var cancellationToken = new CancellationTokenSource().Token;
var selectedServer = new Mock <IServer>().Object;
_mockCluster.Setup(m => m.SelectServer(It.IsAny <IServerSelector>(), cancellationToken)).Returns(selectedServer);
_mockCluster.Setup(m => m.SelectServerAsync(It.IsAny <IServerSelector>(), cancellationToken)).Returns(Task.FromResult(selectedServer));
var forkedSession = new Mock <ICoreSessionHandle>().Object;
mockSession.Setup(m => m.Fork()).Returns(forkedSession);
var clusterId = new ClusterId();
var endPoint = new DnsEndPoint("localhost", 27017);
var initialClusterDescription = new ClusterDescription(
clusterId,
ClusterConnectionMode.Automatic,
ClusterType.Unknown,
new[] { new ServerDescription(new ServerId(clusterId, endPoint), endPoint) });
var finalClusterDescription = initialClusterDescription.WithType(ClusterType.Standalone);
_mockCluster.SetupSequence(c => c.Description).Returns(initialClusterDescription).Returns(finalClusterDescription);
IChannelSourceHandle result;
if (async)
{
result = subject.GetReadChannelSourceAsync(cancellationToken).GetAwaiter().GetResult();
}
else
{
result = subject.GetReadChannelSource(cancellationToken);
}
var handle = result.Should().BeOfType <ChannelSourceHandle>().Subject;
var referenceCounted = handle._reference().Should().BeOfType <ReferenceCounted <IChannelSource> >().Subject;
var source = referenceCounted.Instance;
source.Session.Should().BeSameAs(forkedSession);
}
public void GetReadChannelSource_should_use_a_read_preference_server_selector_to_select_the_server_from_the_cluster(
[Values(false, true)]
bool async)
{
var subject = new ReadPreferenceBinding(_cluster, ReadPreference.Primary);
if (async)
{
subject.GetReadChannelSourceAsync(CancellationToken.None).GetAwaiter().GetResult();
_cluster.Received().SelectServerAsync(Arg.Any <ReadPreferenceServerSelector>(), CancellationToken.None);
}
else
{
subject.GetReadChannelSource(CancellationToken.None);
_cluster.Received().SelectServer(Arg.Any <ReadPreferenceServerSelector>(), CancellationToken.None);
}
}
public void GetReadChannelSource_should_throw_if_disposed(
[Values(false, true)]
bool async)
{
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary);
subject.Dispose();
Action act;
if (async)
{
act = () => subject.GetReadChannelSourceAsync(CancellationToken.None).GetAwaiter().GetResult();
}
else
{
act = () => subject.GetReadChannelSource(CancellationToken.None);
}
act.ShouldThrow<ObjectDisposedException>();
}
public void GetReadChannelSource_should_throw_if_disposed(
[Values(false, true)]
bool async)
{
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary);
subject.Dispose();
Action act;
if (async)
{
act = () => subject.GetReadChannelSourceAsync(CancellationToken.None).GetAwaiter().GetResult();
}
else
{
act = () => subject.GetReadChannelSource(CancellationToken.None);
}
act.ShouldThrow <ObjectDisposedException>();
}
public void GetReadChannelSource_should_use_a_read_preference_server_selector_to_select_the_server_from_the_cluster(
[Values(false, true)]
bool async)
{
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary);
var selectedServer = new Mock <IServer>().Object;
if (async)
{
_mockCluster.Setup(c => c.SelectServerAsync(It.IsAny <ReadPreferenceServerSelector>(), CancellationToken.None)).Returns(Task.FromResult(selectedServer));
subject.GetReadChannelSourceAsync(CancellationToken.None).GetAwaiter().GetResult();
_mockCluster.Verify(c => c.SelectServerAsync(It.IsAny <ReadPreferenceServerSelector>(), CancellationToken.None), Times.Once);
}
else
{
_mockCluster.Setup(c => c.SelectServer(It.IsAny <ReadPreferenceServerSelector>(), CancellationToken.None)).Returns(selectedServer);
subject.GetReadChannelSource(CancellationToken.None);
_mockCluster.Verify(c => c.SelectServer(It.IsAny <ReadPreferenceServerSelector>(), CancellationToken.None), Times.Once);
}
}
public void GetReadChannelSource_should_use_a_read_preference_server_selector_to_select_the_server_from_the_cluster(
[Values(false, true)]
bool async)
{
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary);
var selectedServer = new Mock<IServer>().Object;
if (async)
{
_mockCluster.Setup(c => c.SelectServerAsync(It.IsAny<ReadPreferenceServerSelector>(), CancellationToken.None)).Returns(Task.FromResult(selectedServer));
subject.GetReadChannelSourceAsync(CancellationToken.None).GetAwaiter().GetResult();
_mockCluster.Verify(c => c.SelectServerAsync(It.IsAny<ReadPreferenceServerSelector>(), CancellationToken.None), Times.Once);
}
else
{
_mockCluster.Setup(c => c.SelectServer(It.IsAny<ReadPreferenceServerSelector>(), CancellationToken.None)).Returns(selectedServer);
subject.GetReadChannelSource(CancellationToken.None);
_mockCluster.Verify(c => c.SelectServer(It.IsAny<ReadPreferenceServerSelector>(), CancellationToken.None), Times.Once);
}
}
/// <inheritdoc/>
public sealed override async Task<IAsyncCursor<BsonDocument>> ListDatabasesAsync(CancellationToken cancellationToken = default(CancellationToken))
{
var messageEncoderSettings = GetMessageEncoderSettings();
var operation = new ListDatabasesOperation(messageEncoderSettings);
using (var binding = new ReadPreferenceBinding(_cluster, _settings.ReadPreference))
{
return await _operationExecutor.ExecuteReadOperationAsync(binding, operation, cancellationToken).ConfigureAwait(false);
}
}
/// <inheritdoc/>
public sealed override IAsyncCursor<BsonDocument> ListDatabases(CancellationToken cancellationToken = default(CancellationToken))
{
var messageEncoderSettings = GetMessageEncoderSettings();
var operation = new ListDatabasesOperation(messageEncoderSettings);
using (var binding = new ReadPreferenceBinding(_cluster, _settings.ReadPreference))
{
return _operationExecutor.ExecuteReadOperation(binding, operation, cancellationToken);
}
}
/// <summary>
/// Gets the database names.
/// </summary>
/// <param name="timeout">The timeout.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A list of the database on the server.</returns>
public async Task<IReadOnlyList<string>> GetDatabaseNamesAsync(TimeSpan? timeout = null, CancellationToken cancellationToken = default(CancellationToken))
{
var messageEncoderSettings = GetMessageEncoderSettings();
var operation = new ListDatabaseNamesOperation(messageEncoderSettings);
using(var binding = new ReadPreferenceBinding(_cluster, _settings.ReadPreference))
{
return await _operationExecutor.ExecuteReadOperationAsync(binding, operation, timeout ?? _settings.OperationTimeout, cancellationToken);
}
}
public void Execute_should_return_expected_result()
{
RequireServer.Where(minimumVersion: "3.1.2");
var subject = new CurrentOpOperation(_adminDatabaseNamespace, _messageEncoderSettings);
using (var binding = new ReadPreferenceBinding(CoreTestConfiguration.Cluster, ReadPreference.PrimaryPreferred))
{
var result = subject.Execute(binding);
result.Contains("inprog");
}
}
public static ICluster _cluster(this ReadPreferenceBinding obj)
{
var fieldInfo = typeof(ReadPreferenceBinding).GetField("_cluster", BindingFlags.NonPublic | BindingFlags.Instance);
return((ICluster)fieldInfo.GetValue(obj));
}
public void Dispose_should_not_call_dispose_on_the_cluster()
{
var subject = new ReadPreferenceBinding(_mockCluster.Object, ReadPreference.Primary);
subject.Dispose();
_mockCluster.Verify(c => c.Dispose(), Times.Never);
}