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/**
* Copyright 2015 (c) MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/platform/basic.h"
#include "mongo/db/pipeline/document_source_mock.h"
#include "mongo/db/pipeline/document.h"
namespace mongo {
using boost::intrusive_ptr;
using std::deque;
DocumentSourceMock::DocumentSourceMock(deque<GetNextResult> results)
: DocumentSource(nullptr),
queue(std::move(results)),
sorts(SimpleBSONObjComparator::kInstance.makeBSONObjSet()) {}
DocumentSourceMock::DocumentSourceMock(deque<GetNextResult> results,
const boost::intrusive_ptr<ExpressionContext>& expCtx)
: DocumentSource(expCtx),
queue(std::move(results)),
sorts(SimpleBSONObjComparator::kInstance.makeBSONObjSet()) {}
const char* DocumentSourceMock::getSourceName() const {
return "mock";
}
Value DocumentSourceMock::serialize(bool explain) const {
return Value(Document{{getSourceName(), Document()}});
}
void DocumentSourceMock::dispose() {
isDisposed = true;
}
intrusive_ptr<DocumentSourceMock> DocumentSourceMock::create(Document doc) {
return new DocumentSourceMock({std::move(doc)});
}
intrusive_ptr<DocumentSourceMock> DocumentSourceMock::create(deque<GetNextResult> results) {
return new DocumentSourceMock(std::move(results));
}
intrusive_ptr<DocumentSourceMock> DocumentSourceMock::create() {
return new DocumentSourceMock(deque<GetNextResult>());
}
intrusive_ptr<DocumentSourceMock> DocumentSourceMock::create(const GetNextResult& result) {
deque<GetNextResult> results = {result};
return new DocumentSourceMock(std::move(results));
}
intrusive_ptr<DocumentSourceMock> DocumentSourceMock::create(const char* json) {
return create(Document(fromjson(json)));
}
intrusive_ptr<DocumentSourceMock> DocumentSourceMock::create(
const std::initializer_list<const char*>& jsons) {
deque<GetNextResult> results;
for (auto&& json : jsons) {
results.emplace_back(Document(fromjson(json)));
}
return new DocumentSourceMock(std::move(results));
}
DocumentSource::GetNextResult DocumentSourceMock::getNext() {
invariant(!isDisposed);
invariant(!isDetachedFromOpCtx);
if (queue.empty()) {
return GetNextResult::makeEOF();
}
auto next = std::move(queue.front());
queue.pop_front();
return next;
}
}
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