91 lines
3.0 KiB
JavaScript
91 lines
3.0 KiB
JavaScript
import "jstests/libs/query/sbe_assert_error_override.js";
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import {assertErrorCode} from "jstests/aggregation/extras/utils.js";
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var coll = db.reverseArray;
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coll.drop();
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// We need a document to flow through the pipeline, even though we don't care what fields it
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// has.
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coll.insert({
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nullField: null,
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undefField: undefined,
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embedded: [[1, 2], [3, 4]],
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singleElem: [1],
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normal: [1, 2, 3],
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num: 1,
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empty: []
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});
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assertErrorCode(coll, [{$project: {reversed: {$reverseArray: 1}}}], 34435);
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assertErrorCode(coll, [{$project: {reversed: {$reverseArray: "$num"}}}], 34435);
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var res = coll.aggregate([{$project: {reversed: {$reverseArray: {$literal: [1, 2]}}}}]);
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var output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, [2, 1]);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: {$literal: [[1, 2]]}}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, [[1, 2]]);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: "$notAField"}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, null);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: {$literal: [[1, 2], [3, 4]]}}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, [[3, 4], [1, 2]]);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: "$embedded"}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, [[3, 4], [1, 2]]);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: {$literal: null}}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, null);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: "$nullField"}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, null);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: {$literal: undefined}}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, null);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: "$undefField"}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, null);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: {$literal: [1]}}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, [1]);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: "$singleElem"}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, [1]);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: "$normal"}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, [3, 2, 1]);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: {$literal: []}}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, []);
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res = coll.aggregate([{$project: {reversed: {$reverseArray: "$empty"}}}]);
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output = res.toArray();
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assert.eq(1, output.length);
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assert.eq(output[0].reversed, []);
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