15 lines
439 B
JavaScript
15 lines
439 B
JavaScript
// confirm that undefined no longer counts as 0 in $avg
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c = db.c;
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c.drop();
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c.save({a: 1});
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c.save({a: 4});
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c.save({b: 1});
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assert.eq(c.aggregate({$group: {_id: null, avg: {$avg: "$a"}}}).toArray()[0].avg, 2.5);
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// again ensuring numberLongs work properly
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c.drop();
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c.save({a: NumberLong(1)});
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c.save({a: NumberLong(4)});
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c.save({b: NumberLong(1)});
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assert.eq(c.aggregate({$group: {_id: null, avg: {$avg: "$a"}}}).toArray()[0].avg, 2.5);
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