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Diffstat (limited to 'jstests/aggregation/sources/graphLookup/filter.js')
-rw-r--r-- | jstests/aggregation/sources/graphLookup/filter.js | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/jstests/aggregation/sources/graphLookup/filter.js b/jstests/aggregation/sources/graphLookup/filter.js index 4b46c843d9a..da828cb66c7 100644 --- a/jstests/aggregation/sources/graphLookup/filter.js +++ b/jstests/aggregation/sources/graphLookup/filter.js @@ -91,4 +91,28 @@ res = local .toArray()[0]; assert.eq(res.results.length, 1); + +// $expr within `restrictSearchWithMatch` has access to variables declared at a higher level. +res = local + .aggregate([{ + $lookup: { + from: "local", + let : {foo: true}, + pipeline: [{ + $graphLookup: { + from: "foreign", + startWith: "$starting", + connectFromField: "to", + connectToField: "from", + as: "results", + restrictSearchWithMatch: + {$expr: {$eq: ["$shouldBeIncluded", "$$foo"]}} + } + }], + as: "array" + } + }]) + .toArray()[0]; + +assert.eq(res.array[0].results.length, 1); })(); |