22 lines
671 B
JavaScript
22 lines
671 B
JavaScript
// SERVER-6184 Support mixing nested and dotted fields with common prefixes
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// @tags: [tests_projection_field_order]
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let c = db.c;
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c.drop();
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c.save({a: 'missing', b: {c: 'bar', a: 'baz', z: 'not there'}});
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function test(projection) {
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let res = c.aggregate({$project: projection});
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assert.eq(res.toArray()[0], {b: {c: 'bar', a: 'baz'}});
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}
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test({_id: 0, b: {a: 1}, 'b.c': 1});
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test({_id: 0, 'b.c': 1, b: {a: 1}});
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// Synthetic fields should be in the order they appear in the $project
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let one = {$add: [1]};
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let res = c.aggregate({$project: {_id: 0, 'A.Z': one, A: {Y: one, A: one}, 'A.B': one}});
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assert.eq(res.toArray()[0], {A: {Z: 1, Y: 1, A: 1, B: 1}});
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