mirror of https://github.com/mongodb/mongo
27 lines
762 B
JavaScript
27 lines
762 B
JavaScript
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t = db.explain1;
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t.drop();
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for (var i = 0; i < 100; i++) {
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t.save({x: i});
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}
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q = {
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x: {$gt: 50}
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};
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assert.eq(49, t.find(q).count(), "A");
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assert.eq(49, t.find(q).itcount(), "B");
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assert.eq(20, t.find(q).limit(20).itcount(), "C");
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t.ensureIndex({x: 1});
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assert.eq(49, t.find(q).count(), "D");
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assert.eq(49, t.find(q).itcount(), "E");
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assert.eq(20, t.find(q).limit(20).itcount(), "F");
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assert.eq(49, t.find(q).explain("executionStats").executionStats.nReturned, "G");
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assert.eq(20, t.find(q).limit(20).explain("executionStats").executionStats.nReturned, "H");
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assert.eq(20, t.find(q).limit(-20).explain("executionStats").executionStats.nReturned, "I");
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assert.eq(49, t.find(q).batchSize(20).explain("executionStats").executionStats.nReturned, "J");
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