mirror of https://github.com/mongodb/mongo
25 lines
593 B
JavaScript
25 lines
593 B
JavaScript
// Test indexed elemmatch of missing field.
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t = db.jstests_arrayfind5;
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t.drop();
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function check(nullElemMatch) {
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assert.eq(1, t.find({'a.b': 1}).itcount());
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assert.eq(1, t.find({a: {$elemMatch: {b: 1}}}).itcount());
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assert.eq(nullElemMatch ? 1 : 0, t.find({'a.b': null}).itcount());
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assert.eq(nullElemMatch ? 1 : 0,
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t.find({a: {$elemMatch: {b: null}}}).itcount()); // see SERVER-3377
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}
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t.save({a: [{}, {b: 1}]});
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check(true);
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t.ensureIndex({'a.b': 1});
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check(true);
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t.drop();
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t.save({a: [5, {b: 1}]});
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check(false);
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t.ensureIndex({'a.b': 1});
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check(false);
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