34 lines
1.1 KiB
JavaScript
34 lines
1.1 KiB
JavaScript
/**
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* Tests inserting large documents into a capped collection.
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*
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* @tags: [
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* # Suites with stepdowns will result in replication rollback, and we do not update tracked
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* # collection size for replication rollback. Thus if this occurs during the inserts, we can
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* # end up with fewer documents in the capped collection than we would otherwise expect.
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* does_not_support_stepdowns,
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* requires_capped,
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* requires_collstats,
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* requires_fastcount,
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* # Capped collections cannot be sharded
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* assumes_unsharded_collection,
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* ]
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*/
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const coll = db[jsTestName()];
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coll.drop();
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const maxSize = 25 * 1024 * 1024; // 25MB.
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assert.commandWorked(db.createCollection(coll.getName(), {capped: true, size: maxSize}));
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// Insert ~50MB of data.
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const doc = {
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key: "a".repeat(10 * 1024 * 1024),
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};
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for (let i = 0; i < 5; i++) {
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assert.commandWorked(coll.insert(doc));
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}
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// With a capped collection capacity of 25MB, we should have 2 documents.
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const stats = assert.commandWorked(coll.stats());
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assert.eq(2, stats.count);
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assert(stats.size <= maxSize);
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