mirror of https://github.com/mongodb/mongo
25 lines
709 B
JavaScript
25 lines
709 B
JavaScript
/**
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* Tests a query which renames a field and then returns documents where the value of the renamed
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* field is either true or "truthy".
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*
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* This test was originally designed to reproduce SERVER-113319.
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*/
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import {show} from "jstests/libs/golden_test.js";
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import {leafs, unaryDocs} from "jstests/query_golden/libs/example_data.js";
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const docs = unaryDocs("a", leafs());
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// Also include a document where "a" is missing.
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docs.push({});
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const coll = db.renamed_field_as_expression_root;
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coll.drop();
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jsTestLog("Inserting docs:");
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show(docs);
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coll.insert(docs);
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let pipeline = [{$project: {_id: 0, newA: "$a"}}, {$match: {$expr: "$newA"}}];
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jsTestLog("Result of query:");
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show(coll.aggregate(pipeline));
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