public void CreateCommand_should_create_the_correct_command()
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Criteria = new BsonDocument("x", 1),
MaxTime = TimeSpan.FromSeconds(20),
};
var cmd = subject.CreateCommand();
cmd.Should().Be("{ distinct: \"bar\", key: \"a.b\", query: {x: 1}, maxTimeMS: 20000 }");
}
public void constructor_should_initialize_instance()
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings);
subject.CollectionNamespace.Should().BeSameAs(_collectionNamespace);
subject.ValueSerializer.Should().BeSameAs(_valueSerializer);
subject.FieldName.Should().BeSameAs(_fieldName);
subject.MessageEncoderSettings.Should().BeSameAs(_messageEncoderSettings);
subject.Collation.Should().BeNull();
subject.Filter.Should().BeNull();
subject.MaxTime.Should().NotHaveValue();
subject.ReadConcern.Should().BeSameAs(ReadConcern.Default);
}
protected override void Given()
{
Insert(new[] {
new BsonDocument("x", 1).Add("y", 1),
new BsonDocument("x", 2).Add("y", 1),
new BsonDocument("x", 3).Add("y", 2),
new BsonDocument("x", 4).Add("y", 2),
new BsonDocument("x", 5).Add("y", 3),
new BsonDocument("x", 6).Add("y", 3),
});
_subject = new DistinctOperation <int>(CollectionNamespace, new Int32Serializer(), "y", MessageEncoderSettings)
{
Criteria = BsonDocument.Parse("{ x : { $gt : 2 } }"),
};
}
protected override void Given()
{
Insert(new[] {
new BsonDocument("x", 1).Add("y", 1),
new BsonDocument("x", 2).Add("y", 1),
new BsonDocument("x", 3).Add("y", 2),
new BsonDocument("x", 4).Add("y", 2),
new BsonDocument("x", 5).Add("y", 3),
new BsonDocument("x", 6).Add("y", 3),
});
_subject = new DistinctOperation<int>(CollectionNamespace, new Int32Serializer(), "y", MessageEncoderSettings)
{
Criteria = BsonDocument.Parse("{ x : { $gt : 2 } }"),
};
}
public Task <IReadOnlyList <TValue> > DistinctAsync <TValue>(DistinctModel <TValue> model, TimeSpan?timeout, CancellationToken cancellationToken)
{
Ensure.IsNotNull(model, "model");
var operation = new DistinctOperation <TValue>(
_collectionNamespace,
model.ValueSerializer ?? _settings.SerializerRegistry.GetSerializer <TValue>(),
model.FieldName,
GetMessageEncoderSettings())
{
Filter = ConvertToBsonDocument(model.Filter),
MaxTime = model.MaxTime
};
return(ExecuteReadOperation(operation, timeout, cancellationToken));
}
public Task <IReadOnlyList <TResult> > DistinctAsync <TResult>(DistinctModel <TResult> model, TimeSpan?timeout, CancellationToken cancellationToken)
{
Ensure.IsNotNull(model, "model");
var resultSerializer = model.ResultSerializer ?? _settings.SerializerRegistry.GetSerializer <TResult>();
var operation = new DistinctOperation <TResult>(
_collectionNamespace,
resultSerializer,
model.FieldName,
_messageEncoderSettings)
{
Criteria = ConvertToBsonDocument(model.Criteria),
MaxTime = model.MaxTime
};
return(ExecuteReadOperation(operation, timeout, cancellationToken));
}
public void CreateCommand_should_create_the_correct_command()
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Filter = new BsonDocument("x", 1),
MaxTime = TimeSpan.FromSeconds(20),
};
var expectedResult = new BsonDocument
{
{ "distinct", _collectionNamespace.CollectionName },
{ "key", _fieldName },
{ "query", BsonDocument.Parse("{ x: 1 }") },
{ "maxTimeMS", 20000 }
};
var result = subject.CreateCommand();
result.Should().Be(expectedResult);
}
public Task <IAsyncCursor <TResult> > DistinctAsync <TResult>(string fieldName, object filter, DistinctOptions <TResult> options, CancellationToken cancellationToken)
{
Ensure.IsNotNull(fieldName, "fieldName");
Ensure.IsNotNull(filter, "filter");
options = options ?? new DistinctOptions <TResult>();
var resultSerializer = ResolveResultSerializer(options.ResultSerializer);
var operation = new DistinctOperation <TResult>(
_collectionNamespace,
resultSerializer,
fieldName,
_messageEncoderSettings)
{
Filter = ConvertFilterToBsonDocument(filter),
MaxTime = options.MaxTime
};
return(ExecuteReadOperation(operation, cancellationToken));
}
public override Task <IAsyncCursor <TField> > DistinctAsync <TField>(FieldDefinition <TDocument, TField> field, FilterDefinition <TDocument> filter, DistinctOptions options, CancellationToken cancellationToken)
{
Ensure.IsNotNull(field, "field");
Ensure.IsNotNull(filter, "filter");
options = options ?? new DistinctOptions();
var renderedField = field.Render(_documentSerializer, _settings.SerializerRegistry);
var operation = new DistinctOperation <TField>(
_collectionNamespace,
renderedField.FieldSerializer,
renderedField.FieldName,
_messageEncoderSettings)
{
Filter = filter.Render(_documentSerializer, _settings.SerializerRegistry),
MaxTime = options.MaxTime
};
return(ExecuteReadOperation(operation, cancellationToken));
}
public void CreateCommand_should_create_the_correct_command(
[Values("3.0.0", "3.2.0")] string serverVersion,
[Values(null, ReadConcernLevel.Local, ReadConcernLevel.Majority)] ReadConcernLevel? readConcernLevel)
{
var semanticServerVersion = SemanticVersion.Parse(serverVersion);
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Filter = new BsonDocument("x", 1),
MaxTime = TimeSpan.FromSeconds(20),
ReadConcern = new ReadConcern(readConcernLevel)
};
var expectedResult = new BsonDocument
{
{ "distinct", _collectionNamespace.CollectionName },
{ "key", _fieldName },
{ "query", BsonDocument.Parse("{ x: 1 }") },
{ "maxTimeMS", 20000 }
};
if (!subject.ReadConcern.IsServerDefault)
{
expectedResult["readConcern"] = subject.ReadConcern.ToBsonDocument();
}
if (!subject.ReadConcern.IsSupported(semanticServerVersion))
{
Action act = () => subject.CreateCommand(semanticServerVersion);
act.ShouldThrow<MongoClientException>();
}
else
{
var result = subject.CreateCommand(semanticServerVersion);
result.Should().Be(expectedResult);
}
}
public void ReadConcern_get_and_set_should_work(
[Values(null, ReadConcernLevel.Local, ReadConcernLevel.Local)]
ReadConcernLevel? level)
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings);
var value = level.HasValue ? new ReadConcern(level) : ReadConcern.Default;
subject.ReadConcern = value;
var result = subject.ReadConcern;
result.Should().BeSameAs(value);
}
public void MaxTime_get_and_set_should_work(
[Values(null, 1, 2)]
int? seconds)
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings);
var value = seconds.HasValue ? TimeSpan.FromSeconds(seconds.Value) : (TimeSpan?)null;
subject.MaxTime = value;
var result = subject.MaxTime;
result.Should().Be(value);
}
public void CreateCommand_should_return_expected_result_when_Collation_is_set(
[Values(null, "en_US", "fr_CA")]
string locale)
{
var collation = locale == null ? null : new Collation(locale);
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Collation = collation
};
var result = subject.CreateCommand(Feature.Collation.FirstSupportedVersion);
var expectedResult = new BsonDocument
{
{ "distinct", _collectionNamespace.CollectionName },
{ "key", _fieldName },
{ "collation", () => collation.ToBsonDocument(), collation != null }
};
result.Should().Be(expectedResult);
}
public void CreateCommand_should_return_expected_result()
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings);
var result = subject.CreateCommand(null);
var expectedResult = new BsonDocument
{
{ "distinct", _collectionNamespace.CollectionName },
{ "key", _fieldName }
};
result.Should().Be(expectedResult);
}
public void CreateCommand_should_return_expected_result_when_MaxTime_is_set(
[Values(null, 1, 2)]
int? milliseconds)
{
var maxTime = milliseconds.HasValue ? TimeSpan.FromMilliseconds(milliseconds.Value) : (TimeSpan?)null;
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
MaxTime = maxTime
};
var result = subject.CreateCommand(null);
var expectedResult = new BsonDocument
{
{ "distinct", _collectionNamespace.CollectionName },
{ "key", _fieldName },
{ "maxTimeMS", () => maxTime.Value.TotalMilliseconds, maxTime.HasValue }
};
result.Should().Be(expectedResult);
}
public void CreateCommand_should_return_expected_result_when_Filter_is_set(
[Values(null, "{ x : 1 }", "{ x : 2 }")]
string filterString)
{
var filter = filterString == null ? null : BsonDocument.Parse(filterString);
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Filter = filter
};
var result = subject.CreateCommand(null);
var expectedResult = new BsonDocument
{
{ "distinct", _collectionNamespace.CollectionName },
{ "key", _fieldName },
{ "query", filter, filter != null }
};
result.Should().Be(expectedResult);
}
public void CreateCommand_should_return_expected_result_when_ReadConcern_is_set(
[Values(null, ReadConcernLevel.Linearizable, ReadConcernLevel.Local)]
ReadConcernLevel? level)
{
var readConcern = level.HasValue ? new ReadConcern(level.Value) : ReadConcern.Default;
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
ReadConcern = readConcern
};
var result = subject.CreateCommand(Feature.ReadConcern.FirstSupportedVersion);
var expectedResult = new BsonDocument
{
{ "distinct", _collectionNamespace.CollectionName },
{ "key", _fieldName },
{ "readConcern", () => readConcern.ToBsonDocument(), !readConcern.IsServerDefault }
};
result.Should().Be(expectedResult);
}
public void Execute_should_return_expected_result_when_Collation_is_set(
[Values(false, true)]
bool async)
{
RequireServer.Check().Supports(Feature.Collation);
EnsureTestData();
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Collation = new Collation("en_US", caseLevel: false, strength: CollationStrength.Primary),
Filter = BsonDocument.Parse("{ x : \"d\" }")
};
var cursor = ExecuteOperation(subject, async);
var result = ReadCursorToEnd(cursor, async);
result.Should().HaveCount(2);
result.Should().OnlyHaveUniqueItems();
result.Should().Contain(new[] { 2, 3 });
}
public void Execute_should_throw_when_ReadConcern_is_set_and_not_supported(
[Values(false, true)]
bool async)
{
RequireServer.Check().DoesNotSupport(Feature.ReadConcern);
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
ReadConcern = new ReadConcern(ReadConcernLevel.Local)
};
var exception = Record.Exception(() => ExecuteOperation(subject, async));
exception.Should().BeOfType<MongoClientException>();
}
public void Collation_get_and_set_should_work(
[Values(null, "en_US", "fr_CA")]
string locale)
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings);
var value = locale == null ? null : new Collation(locale);
subject.Collation = value;
var result = subject.Collation;
result.Should().BeSameAs(value);
}
public void CreateCommand_should_throw_when_Collation_is_set_and_not_supported()
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Collation = new Collation("en_US")
};
var exception = Record.Exception(() => subject.CreateCommand(Feature.Collation.LastNotSupportedVersion));
exception.Should().BeOfType<NotSupportedException>();
}
public void Filter_get_and_set_should_work(
[Values(null, "{ x : 1}", "{ x : 2 }")]
string filterString)
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings);
var value = filterString == null ? null : BsonDocument.Parse(filterString);
subject.Filter = value;
var result = subject.Filter;
result.Should().BeSameAs(value);
}
public void Execute_should_return_expected_result_when_Filter_is_set(
[Values(false, true)]
bool async)
{
RequireServer.Check();
EnsureTestData();
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Filter = BsonDocument.Parse("{ _id : { $gt : 2 } }")
};
var cursor = ExecuteOperation(subject, async);
var result = ReadCursorToEnd(cursor, async);
result.Should().HaveCount(2);
result.Should().OnlyHaveUniqueItems();
result.Should().Contain(new[] { 2, 3 });
}
public void Execute_should_return_the_correct_results(
[Values(false, true)]
bool async)
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Filter = BsonDocument.Parse("{ _id : { $gt : 2 } }"),
MaxTime = TimeSpan.FromSeconds(20),
};
var cursor = ExecuteOperation(subject, async);
var result = ReadCursorToEnd(cursor, async);
result.Should().HaveCount(2);
result.Should().OnlyHaveUniqueItems();
result.Should().Contain(new[] { 2, 3 });
}
public async Task ExecuteAsync_should_return_the_correct_results()
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
Filter = BsonDocument.Parse("{ _id : { $gt : 2 } }"),
MaxTime = TimeSpan.FromSeconds(20),
};
var cursor = await ExecuteOperationAsync(subject);
var result = await cursor.ToListAsync();
result.Should().HaveCount(2);
result.Should().OnlyHaveUniqueItems();
result.Should().Contain(new[] { 2, 3 });
}
public void Execute_should_return_expected_result_when_ReadConcern_is_set(
[Values(false, true)]
bool async)
{
RequireServer.Check().Supports(Feature.ReadConcern);
EnsureTestData();
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
ReadConcern = new ReadConcern(ReadConcernLevel.Local)
};
var cursor = ExecuteOperation(subject, async);
var result = ReadCursorToEnd(cursor, async);
result.Should().HaveCount(3);
result.Should().OnlyHaveUniqueItems();
result.Should().Contain(new[] { 1, 2, 3 });
}
public void CreateCommand_should_throw_when_ReadConcern_is_set_and_not_supported()
{
var subject = new DistinctOperation<int>(_collectionNamespace, _valueSerializer, _fieldName, _messageEncoderSettings)
{
ReadConcern = new ReadConcern(ReadConcernLevel.Local)
};
var exception = Record.Exception(() => subject.CreateCommand(Feature.ReadConcern.LastNotSupportedVersion));
exception.Should().BeOfType<MongoClientException>();
}
