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16 lines
505 B
JavaScript
16 lines
505 B
JavaScript
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t = db.exists2;
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t.drop();
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t.save({a: 1, b: 1});
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t.save({a: 1, b: 1, c: 1});
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assert.eq(2, t.find().itcount(), "A1");
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assert.eq(2, t.find({a: 1, b: 1}).itcount(), "A2");
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assert.eq(1, t.find({a: 1, b: 1, c: {"$exists": true}}).itcount(), "A3");
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assert.eq(1, t.find({a: 1, b: 1, c: {"$exists": false}}).itcount(), "A4");
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t.ensureIndex({a: 1, b: 1, c: 1});
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assert.eq(1, t.find({a: 1, b: 1, c: {"$exists": true}}).itcount(), "B1");
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assert.eq(1, t.find({a: 1, b: 1, c: {"$exists": false}}).itcount(), "B2");
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