DocumentSourceMerge::createFromBson should parse whenMatched pipeline

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    • Type: Bug
    • Resolution: Duplicate
    • Priority: Minor - P4
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      // changes on src/mongo/db/pipeline/document_source_merge_test.cpp file:

TEST_F(DocumentSourceMergeTest, FailsToParseIncorrectWhenMatchedPipeline)
{
     auto spec =
         BSON("$merge" << BSON("into" << "target_collection"
                                      << "whenMatched" << BSON_ARRAY(BSON("$addFields" << "2"))));
     ASSERT_THROWS_CODE(createMergeStage(spec), AssertionException, 40272);
 }
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      // changes on src/mongo/db/pipeline/document_source_merge_test.cpp file: TEST_F(DocumentSourceMergeTest, FailsToParseIncorrectWhenMatchedPipeline) {     auto spec =         BSON("$merge" << BSON("into" << "target_collection"                                      << "whenMatched" << BSON_ARRAY(BSON("$addFields" << "2"))));     ASSERT_THROWS_CODE(createMergeStage(spec), AssertionException, 40272); }
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      When an incorrect pipeline is set under the 'whenMatched' parameter of the $merge aggregation stage, DocumentSourceMerge::createFromBson() doesn't fail.

              Assignee:
              Unassigned
              Reporter:
              Silvia Surroca
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                Created:
                Updated:
                Resolved: