62 lines
3.4 KiB
JavaScript
62 lines
3.4 KiB
JavaScript
// Index bounds generation tests for Object values.
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// @tags: [requires_non_retryable_writes, assumes_unsharded_collection]
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(function() {
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"use strict";
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load("jstests/libs/analyze_plan.js"); // For assertCoveredQueryAndCount.
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const coll = db.index_bounds_object;
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coll.drop();
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assert.commandWorked(coll.createIndex({a: 1}));
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assert.writeOK(coll.insert({a: {b: 1}}));
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// Test that queries involving comparison operators with objects are covered.
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const proj = {a: 1, _id: 0};
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assertCoveredQueryAndCount(
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{collection: coll, query: {a: {$gt: {b: 0}}}, project: proj, count: 1});
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assertCoveredQueryAndCount(
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{collection: coll, query: {a: {$gt: {b: 2}}}, project: proj, count: 0});
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assertCoveredQueryAndCount(
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{collection: coll, query: {a: {$gte: {b: 1}}}, project: proj, count: 1});
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assertCoveredQueryAndCount(
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{collection: coll, query: {a: {$gte: {b: 1, c: 2}}}, project: proj, count: 0});
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assertCoveredQueryAndCount(
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{collection: coll, query: {a: {$lt: {b: 2}}}, project: proj, count: 1});
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assertCoveredQueryAndCount(
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{collection: coll, query: {a: {$lte: {b: 1}}}, project: proj, count: 1});
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// Test that queries involving comparisons with an empty object are covered.
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assert.writeOK(coll.insert({a: {}}));
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assertCoveredQueryAndCount({collection: coll, query: {a: {$gt: {}}}, project: proj, count: 1});
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assertCoveredQueryAndCount({collection: coll, query: {a: {$gte: {}}}, project: proj, count: 2});
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assertCoveredQueryAndCount({collection: coll, query: {a: {$lt: {}}}, project: proj, count: 0});
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assertCoveredQueryAndCount({collection: coll, query: {a: {$lte: {}}}, project: proj, count: 1});
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// Test that queries involving comparisons with a range of objects are covered.
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assertCoveredQueryAndCount(
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{collection: coll, query: {a: {$gt: {}, $lt: {b: 2}}}, project: proj, count: 1});
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assertCoveredQueryAndCount(
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{collection: coll, query: {a: {$gte: {}, $lt: {b: 2}}}, project: proj, count: 2});
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assertCoveredQueryAndCount(
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{collection: coll, query: {a: {$lt: {}, $gte: {}}}, project: proj, count: 0});
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// Test that documents that lie outside of the generated index bounds are not returned. Cannot
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// test empty array upper bounds since that would force the index to be multi-key.
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coll.remove({});
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assert.writeOK(coll.insert({a: "string"}));
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assert.writeOK(coll.insert({a: true}));
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assertCoveredQueryAndCount({collection: coll, query: {a: {$gt: {}}}, project: proj, count: 0});
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assertCoveredQueryAndCount({collection: coll, query: {a: {$gte: {}}}, project: proj, count: 0});
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assertCoveredQueryAndCount({collection: coll, query: {a: {$lt: {}}}, project: proj, count: 0});
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assertCoveredQueryAndCount({collection: coll, query: {a: {$lte: {}}}, project: proj, count: 0});
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// Adding a document containing an array makes the index multi-key which can never be used for a
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// covered query.
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assert.writeOK(coll.insert({a: []}));
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assert(!isIndexOnly(db, coll.find({a: {$gt: {}}}, proj).explain().queryPlanner.winningPlan));
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assert(!isIndexOnly(db, coll.find({a: {$gte: {}}}, proj).explain().queryPlanner.winningPlan));
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assert(!isIndexOnly(db, coll.find({a: {$lt: {}}}, proj).explain().queryPlanner.winningPlan));
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assert(!isIndexOnly(db, coll.find({a: {$lte: {}}}, proj).explain().queryPlanner.winningPlan));
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})();
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